| Entries |
| Document | Title | Date |
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| 20080217552 | Method and Apparatus for Gamma Ray Detection - A high sensitivity, three-dimensional gamma ray detection and imaging system is provided. The system uses the Compton double scatter technique with recoil electron tracking. The system preferably includes two detector subassemblies; a silicon microstrip hodoscope and a calorimeter. In this system the incoming photon Compton scatters in the hodoscope. The second scatter layer is the calorimeter where the scattered gamma ray is totally absorbed. The recoil electron in the hodoscope is tracked through several detector planes until it stops. The x and y position signals from the first two planes of the electron track determine the direction of the recoil electron while the energy loss from all planes determines the energy of the recoil electron. | 09-11-2008 |
| 20090090870 | DETECTOR RESPONSE MODELING - A detector response correction arrangement and method is proposed for online determination of correction factors for arbitrary positions from arbitrary incident fluence distributions. As modern radiotherapy utilizes more of the available degrees of freedom of radiation machines, dosimetry has to be able to present reliable measurements for all these degrees of freedom. To determine correction factors online during measurement, Monte Carlo technique is used to precalculate fluence pencil kernels from a monodirectional beam to fully describe the particle fluence in an irradiated medium. Assuming that the particle fluence is not significantly altered by the introduction of a small detector volume, the fluence pencil kernels ( | 04-09-2009 |
| 20090108211 | NONDESTRUCTIVE INSPECTION OF A STRUCTURE INCLUDING THE ANALYSIS OF CAVITY ELECTROMAGNETIC FIELD RESPONSE - Nondestructive inspection (NDI) on a structure having a cavity includes exciting the structure with electromagnetic radiation and analyzing the cavity's electromagnetic field response to detect a state change of the structure. | 04-30-2009 |
| 20090108212 | RADIATION DETECTION SCHEMES, APPARATUS AND METHODS OF TRANSMITTING RADIATION DETECTION INFORMATION TO A NETWORK - Personal radiation detection devices, methods of obtaining radiation exposure data, and networks of personal radiation devices. The detection devices may include passive devices and active devices. The passive detection devices may have the same form factor as credit cards or be included in common types of credit card form factor sized cards. | 04-30-2009 |
| 20090114836 | INSTRUMENTS - Monitoring radioactive emissions includes providing a processor having a plurality of potential data input channels, providing data input to the processor the potential data input channels, that data input being generated by an instrument, and combining all the data inputs in the processor. The processor is configured to handle data input from at least two of each of the following groups: (i) a gamma detector, a low resolution gamma detector, a high resolution gamma detector, a beta detector, an alpha detector, an ion detector, an X-ray detector, a neutron detector, a detectors responding to passive emissions, a detector responsive to active emissions, a detector responsive to a transmission source; and (ii) a distance measurer, such as a range finder, a visual radiation detector, such as a still camera and/or digital camera and/or video camera, a measurer of weight, a measurer of mass, a measurer of size. | 05-07-2009 |
| 20090121147 | DETECTION APPARATUS AND METHOD FOR USE WITH BIOSENSOR EMITTING RF SIGNALS - A detecting apparatus ( | 05-14-2009 |
| 20090194703 | Method and circut arrangement for determining the radiation intensity using directly counting detectors - A method and a circuit arrangement are disclosed for determining radiation intensity using counting detectors or detector elements, in which x-ray radiation photons, which are either absorbed or absorbed in part, generate electrical signals, the pulse number and pulse height of which is correlated to an incident radiation intensity, and the radiation intensity is at least determined by counting the pulses. According to at least one embodiment of the invention, the signal pulses incident on at least one detector or detector element are detected simultaneously by at least one continuously operating pulse height discriminator and by at least one pulse height discriminator operating in a clocked fashion, with the number of incident signal pulses being determined with the aid of these two items of detection information. | 08-06-2009 |
| 20090236539 | Method for generating surface plasmon emission - A nanostructure is used to generate a highly localized nanoscale optical field. The field is excited using surface plasmon amplification by stimulated emission of radiation (SPASER). The SPASER radiation consists of surface plasmons that undergo stimulated emission, but in contrast to photons can be localized within a nanoscale region. A SPASER can incorporate an active medium formed by two-level emitters, excited by an energy source, such as an optical, electrical, or chemical energy source. The active medium may be quantum dots, which transfer excitation energy by radiationless transitions to a resonant nanosystem that can play the same role as a laser cavity in a conventional laser. The transitions are stimulated by the surface plasmons in the nanostructure, causing the buildup of a macroscopic number of surface plasmons in a single mode. | 09-24-2009 |
| 20100001201 | STABILIZATION OF A SCINTILLATION DETECTOR - A detector for the measurement of radiation, preferably ionizing radiation, includes a medium, means for the conversion of the radiation energy absorbed by the medium into electrical charge, means for digital sampling of the charge signals, means for the determination of a calibration factor K, and means for the stabilization of the output signals of the detector. The medium at least partly absorbs the radiation to be measured. The electric charge is at least partially proportional to the energy of the radiation. The sampling is done preferably with a sampling rate between 1 and 1000 MHz. Further signal processing is digital. The calibration factor K has a fixed relation with respect to the decay time τ of the medium. The output signals of the detector are mainly proportional to the radiation energy, and are stabilized with the help of the calibration factor K. | 01-07-2010 |
| 20100019165 | METHOD & SYSTEM FOR DETECTING NITROGENOUS MATERIALS VIA GAMMA-RESONANCE ABSORPTION (GRA) - A method for detecting nitrogenous materials within an object by means of Gamma-Resonance Absorption (GRA), including placing on one side of an object a target containing 13C for bombardment with a proton beam of approximately 1.75 MeV energy, to produce a source of 9.172 MeV gamma-rays for scanning the object, reading from the gamma-ray detector the total and the non-resonant attenuations of the incident photon flux, and deriving from the attenuations the net resonant attenuation and the spatial distribution thereof; wherein scanning the object includes: I. performing a rapid pre-scan to classify the overall gamma-ray-attenuation regime and locate regions of high physical density, in which longer scanning times might be required; II. performing a full scan to identify and locate regions that contain nitrogenous materials; and III. performing a plurality of scans in same or different segments to establish presence of explosives. | 01-28-2010 |
| 20100051824 | Radiation Treatment Trajectory and Planning Methods - A radiation system includes a radiation source, and a patient support for supporting a patient, the patient support located adjacent to the radiation source such that the radiation source can deliver radiation towards the patient while the patient is supported on the patient support, wherein the patient support and the radiation source are positionable at least partially around a same spatial region. A system for use to determine a treatment plan includes a user interface for allowing a user to define a plurality of control points, a first parameter, and a second parameter, wherein the user interface also allows the user to prescribe which of the first and second parameters is to be optimized, and which of the first and second parameters is to be interpolated. | 03-04-2010 |
| 20100059685 | METHOD AND APPARATUS FOR MEASURING RADIOACTIVITY - A method of measuring radioactivity includes determining a fitted spectral distribution region for recorded counts data of at least a first activity peak determining characteristic data of the fitted spectral distribution region, and using the characteristic data to determine a spectral distribution region of a second activity peak. | 03-11-2010 |
| 20100072386 | Non-Invasive Determination of Characteristics of a Sample - Systems and methods for non-invasively scanning and analyzing one or more characteristics of a sample utilizing electromagnetic radiation are described. More particularly, the systems and methods utilize an electromagnetic radiation source connected to a transmitter and an analyzer connected to a receiver. A sample to be analyzed is placed between the transmitter and receiver in a variety of different manners and a frequency sweep of electromagnetic radiation is transmitted through the sample to create a series of spectral data sets that are used to create one or more composite spectrograms, which are then analyzed to determine one or more characteristics of the sample. A magnetic field can alternatively be applied around the transmitter, receiver and sample to enhance some characteristic analysis applications. Samples include inert and living items, and the characteristics include a wide variety of different applications. | 03-25-2010 |
| 20100102243 | RADIATION MONITOR AND METHOD FOR CHECKING OPERATION OF THE SAME - A sensor section is provided with a detection element sensitive to light and radiation so that normal operation of the sensor section can be confirmed. The function for confirming operation of the sensor section using an optical pulse signal from a light emitting element is controlled from a monitor module section for connection with the sensor section. When the optical pulse for confirming operation of the detection element is generated, output from the sensor section is excluded from operation at the monitor module section so that confirmation of operation by an optical pulse is not affected. Furthermore, a configuration for stopping the sensor operation confirmation function when the output from the sensor section is high counting rate is provided over both the sensor section and the monitor module section. | 04-29-2010 |
| 20100117000 | Variable multi-stage waveform detector - A variable waveform detector may include multiple stages. | 05-13-2010 |
| 20100117001 | SIMULTANEOUS MEASUREMENT OF BEAMS IN LITHOGRAPHY SYSTEM - The present invention relates to a lithography system in which intensities of individually modulated beams from a multitude of beams are determined, comprising a measuring device with a sensor having a sensor area adapted for simultaneously sensing a plurality of beams and providing an aggregated signal thereof. The beams are individually modulated according to associated temporal blanking patterns. The present invention further relates to a method for calculating individual beam intensities dependent on the measured aggregated signal and the temporal blanking patterns of the beams. | 05-13-2010 |
| 20100133443 | DISCRIMINATION PARAMETER CALCULATION METHOD FOR PHOTON DETECTORS, AND NUCLEAR MEDICINE DIAGNOSTIC APPARATUS USING SAME - A discrimination parameter calculation method for photon detectors in this invention, applies two types of fitting functions which approximate waveforms of count numbers relative to energy ratios to the data having accumulated output waveform signals, and calculates fitting parameters of both the fitting functions. Based on both the fitting parameters, count numbers which are 1/n of peaks of both the fitting functions, and a value of the energy ratio of both the fitting functions corresponding to the count numbers is calculated as discrimination parameter k. Thus, whatever kind first photon detecting elements | 06-03-2010 |
| 20100148085 | Radiation detecting apparatus, radiographic image capturing system, and radiographic image capturing method - An electronic cassette in a radiographic image capturing system includes a radiation detector for detecting radiation applied from an image capturing apparatus and transmitted through a patient, a contactless power receiver for receiving electric power supplied contactlessly from a power feeder and supplying the electric power to a battery, an A/D converter for performing an A/D conversion to convert analog radiographic image information generated based on the radiation applied to the radiation detector into digital radiographic image information, an end-of-A/D-conversion determining unit for determining whether the A/D conversion is finished or not, and a charging controller for stopping the power feeder from supplying electric power contactlessly after the image capturing apparatus has started capturing images until the end-of-A/D-conversion determining unit judges that the A/D conversion is finished. | 06-17-2010 |
| 20100155618 | RADIATION DETECTING ELECTRONIC DEVICE AND METHODS OF OPERATING - A method of operating an electronic device including determining an initial charge level at a non-volatile charge storage structure of a radiation-sensitive device including a radiation-reactive material and determining if a first radiation event has occurred based upon the non-volatile charge storage device having a different charge level than the initial charge level. The method further includes identifying the first radiation event as associated with either a first type of radiation or a second type of radiation based upon the different charge level. | 06-24-2010 |
| 20100187432 | SPECTRAL PHOTON COUNTING DETECTOR - An apparatus includes an integrator ( | 07-29-2010 |
| 20100193700 | SPECTRAL PHOTON COUNTING DETECTOR - An apparatus includes a scale factor determiner ( | 08-05-2010 |
| 20100200765 | RADIATION IMAGING SYSTEM, POWER SUPPLYING APPARATUS, CHARGING APPARATUS, AND RADIATION IMAGING METHOD - The present invention provides a radiation imaging system, a power supplying apparatus, a charging apparatus, and a radiation imaging method that can prevent misidentification of an imaging subject to be imaged without detracting the portability of a radiation imaging apparatus. Namely, a memory that stores imaging subject information associated with the imaging subject is disposed in the power supplying apparatus which is configured to be mounted detachably to an electronic cassette. | 08-12-2010 |
| 20100264326 | SYSTEM AND METHOD FOR MEASUREMENT OF RADIOACTIVITY CONCENTRATION OF A RADIOPHARMACEUTICAL - A system and method for measurement of radioactivity concentration of a radiopharmaceutical are disclosed. The radiopharmaceutical may be a radioactive tracer solution including a tracer solution and a buffer solution. The system may include a vial that receives the tracer solution and the buffer solution; a scale; a radioactivity measuring device; and a controller that determines the radioactive concentration based on a measured radioactivity of the tracer solution and the buffer solution in the vial, and a weight of the tracer solution and the buffer solution in the vial. The method may include the steps of (1) transferring the tracer solution into a vial; (2) measuring a radioactivity of the tracer solution in the vial; (3) determining a weight necessary to achieve a desired radioactivity concentration; and (4) diluting the tracer solution in the vial to the determined weight with a buffer solution. | 10-21-2010 |
| 20100327177 | CASKET CARRIER DEVICE - A carrier device for use in conjunction with a casket, the device having side handlebars, end handlebars and handlebar joints that are attached to form a rectangular shape; and a plurality of support structures that span between and attach to the handlebars, wherein the support structures are composed of a plurality of attachment bars and attachment tabs. The carrier device attaches to the bottom face of a casket by the attachment bars of the support structures. | 12-30-2010 |
| 20110062345 | TRITIUM SENSOR AND METHOD - A tritium sensor and method are provided. The sensor involves the use of an electrode having a semiconductor coating that has properties selected to allow the passage of beta particles at the particular energy level for tritium through the semiconductor layer to a conductive electrode core and produce current. Current flow in the core can be measured by a current measuring device. The current flow can be correlated to the concentration of tritium in the gas surrounding the electrode to provide an indication of the amount of tritium present. The device can be used in a static system or a system in which the tritium containing gas flows. The apparatus provides real time readings of the tritium concentration in gas. | 03-17-2011 |
| 20110073772 | METHOD FOR CONTROLLING THE PHASE OF OPTICAL CARRIERS IN MILLIMETER WAVE IMAGING SYSTEMS USING OPTICAL UPCONVERSION - A system and method for locking the relative phase of multiple coherent optical signals, which compensates for optical phase changes induced by vibration or thermal changes in the environment. | 03-31-2011 |
| 20110084213 | Organic Radiation Monitoring Device - A label assembly for the detection of high energy radiation, the assembly including at least one substrate layer having a first surface and a second surface opposite the first surface, at least one self-adhering layer disposed on said first surface of said substrate layer and at least one indicator for exposure to high energy radiation. | 04-14-2011 |
| 20110174983 | System And Method For Acquiring Radiation Spectral Data In A Radiation Field And Determining Effective Dose Rate And Identifying Sources Of Localized Radiation - The present disclosure relates to a system and survey method for acquiring radiation spectral data in a radiation field and optionally determining effective dose rate based on the radiation spectral data. The method may include acquiring energy-dependent radiation spectral data at a location of interest in a radiation field using a detector, wherein the energy-dependent radiation spectral data may include counts versus energy. The method may further include acquiring radiation spectral data at least one other location wherein the at least one other location is positioned relative to the location of interest. | 07-21-2011 |
| 20110180719 | Radio Frequency Energy Deposition Analysis - Radio frequency energy deposition analysis can include receiving information defining one or more radio frequency sources. Information defining one or more objects interacting with energy from the radio frequency sources may also be received. Ray traces of radio frequency energy from the radio frequency source to the object may be calculated. Ray traces of radio frequency energy reflected off of the object can also be calculated. Finally, the radio frequency energy deposited onto the object from the ray traces can be determined. The deposited energy may be graphically displayed and queried. | 07-28-2011 |
| 20110266454 | Method for Detecting Contamination on a Moving Object - A method for detecting contamination on a moving object moving in a longitudinal direction past a plurality of detectors, wherein
| 11-03-2011 |
| 20120006996 | ION GENERATING APPARATUS AND JUDGMENT METHOD FOR PRESENCE OR ABSENCE OF IONS - A measuring part | 01-12-2012 |
| 20120025092 | MASK FOR CODED APERTURE SYSTEMS - A coded aperture includes a position sensitive detector configured to observe the location of emitted high energy radiation, and a mask disposed in front of the position sensitive detector, wherein the mask has a non-linear shape configured to define a perimeter around position sensitive detector, wherein the mask comprises a plurality of attenuating and transparent elements of a predetermined configuration, positioned such that the emitted radiation is detected by the position sensitive detector after passage through the mask. | 02-02-2012 |
| 20120085916 | LASER ACCELERATOR DRIVEN PARTICLE BRACHYTHERAPY DEVICES, SYSTEMS, AND METHODS - A laser accelerator driven electronic brachytherapy system, device, and method for particle based treatment of a tumor or other human diseases and conditions. | 04-12-2012 |
| 20120091356 | APPARATUS FOR DETECTING RADIATION SOURCE AND METHOD OF DETECTING RADIATION SOURCE USING THE SAME APPARATUS - An apparatus for detecting a radiation source includes a collimator configured to have an optical path for converging radiation formed therein, a radiation sensor provided at the end of the optical path and configured to measure the intensity of radiation incident on the optical path, a rotation driving unit connected to the collimator and configured to rotate the collimator up and down and left and right, movement means configured to move the collimator and the rotation driving unit along the surface of land, a position tracking unit provided within the collimator and configured to track a current position and to measure a distance moved by the movement means, and a radiation position information processing unit configured to obtain direction information and information about the distance to the radiation source based on a maximum intensity of radiation, measured by the radiation sensor, and the movement distance. | 04-19-2012 |
| 20120091357 | Radiation Detector - A method for detecting radiation. The radiation detector includes a plurality of Faraday cups. Each Faraday cup being provided with a cover. Each cover comprising a window arrangement through which the radiation may pass into the Faraday cup. The window arrangement of each cover being different for each Faraday cup. Each Faraday cup housing a target configured to emit photoelectrons if the radiation is incident upon the target. | 04-19-2012 |
| 20120112088 | ENHANCED PHOTON DETECTION FOR SCANNER - The techniques described herein provide for correcting for pulse pile-up and/or charge sharing in a radiation scanner ( | 05-10-2012 |
| 20120119103 | IDENTIFYING FISSIONABLE MATERIAL - Fissionable materials are distinguished from other high-effective atomic number materials by producing dual-energy x-ray radiation sufficient to cause fission in fissionable materials and directing the dual-energy x-ray radiation sufficient to cause fission in fissionable materials towards a physical region. X-ray radiation and a product of fission from the physical region are sensed. An absorption of the dual-energy x-ray radiation by the physical region is determined based on the sensed x-ray radiation, and whether the physical region includes fissionable material is determined based on the presence of a product of fission. | 05-17-2012 |
| 20120119104 | PANE WITH OPTICALLY TRANSPARENT SENSOR FIELD - A pane having an optically transparent sensor field is described, comprising: at least one panel; at least one optically transparent sensor field on the pane; at least one hydrophilic coating applied on the optically transparent sensor field; and at least one encapsulation applied to the optically transparent sensor field and at least one sensor applied in the encapsulation. | 05-17-2012 |
| 20120138812 | DEVICE AND METHOD FOR ANALYZING THE DENSITY OF A BEAM OF CHARGED PARTICLES - A device and method for analyzing the current density in an incident beam F of charged particles, using a rotary target | 06-07-2012 |
| 20120138813 | EVALUATING A CLEANING SOLUTION USING UV ABSORBANCE - A process for evaluating a cleaning solution is described, The process includes: (a) subjecting a solution, including a solute and a solvent, to sonic energy to create a sonicated solution; (b) measuring UV absorption of said sonicated solution to produce a sample UV absorbance spectra; (c) obtaining a reference UV absorbance spectra; (d) scaling said reference UV absorbance spectra to said sample UV absorbance spectra at a lower range of said UV spectrum;(e) subtracting from said reference UV absorbance spectra said sample UV absorbance spectra to produce a differential UV spectra; and (f) evaluating at or near a peak of said sample UV absorbance spectra said differential UV absorbance spectra to determine whether said sonicated solution is activated. | 06-07-2012 |
| 20120161028 | RADIOACTIVE ANOMALY DISCRIMINATION FROM SPECTRAL RATIOS - A method for discriminating a radioactive anomaly from naturally occurring radioactive materials includes detecting a first number of gamma photons having energies in a first range of energy values within a predetermined period of time and detecting a second number of gamma photons having energies in a second range of energy values within the predetermined period of time. The method further includes determining, in a controller, a ratio of the first number of gamma photons having energies in the first range and the second number of gamma photons having energies in the second range, and determining that a radioactive anomaly is present when the ratio exceeds a threshold value. | 06-28-2012 |
| 20120181443 | MASK HEALTH MONITOR USING A FARADAY PROBE - In an ion implanter, an ion current measurement device is disposed behind a mask co-planarly with respect to a surface of a target substrate as if said target substrate was positioned on a platen. The ion current measurement device is translated across the ion beam. The current of the ion beam directed through a plurality of apertures of the mask is measured using the ion current measurement device. In this manner, the position of the mask with respect to the ion beam as well as the condition of the mask may be determined based on the ion current profile measured by the ion current measurement device. | 07-19-2012 |
| 20120199755 | Electric Field Quantitative Measurement System and Method - A method and system are provided for making a quantitative measurement of an electric field. A plurality of antennas separated from one another by known distances are arrayed in a region that extends in at least one dimension. A voltage difference between at least one selected pair of antennas is measured. Each voltage difference is divided by the known distance associated with the selected pair of antennas corresponding thereto to generate a resulting quantity. The plurality of resulting quantities defined over the region quantitatively describe an electric field therein. | 08-09-2012 |
| 20120205549 | DETECTOR UNIT FOR DETECTING ELECTROMAGNETIC RADIATION - According to an exemplary embodiment of the invention a detector unit | 08-16-2012 |
| 20120248323 | METHOD FOR CALIBRATING AT LEAST ONE DETECTOR ARRAY FORMED BY A PLURALITY OF DETECTORS - In a method for calibrating at least one detector array formed by a plurality of detectors that is exposed to a high-energy, fan-shaped expanding radiation emanating from an approximately point-like energy source, serving the penetration of a material for measuring physical properties due to the absorption capacity of the material, it is provided that at least two in each case homogeneously formed calibration bodies whose gradually differing absorption is designed in a way that the absorption capacity of the one calibration body is lower and the one of the other calibration body is higher than the absorbance capacity of the material to be measured. | 10-04-2012 |
| 20120267542 | CHAMFERED PALLET FOR NUCLEAR MEDICINE | 10-25-2012 |
| 20120280135 | USE OF COLLECTION OF PLANS TO DEVELOP NEW OPTIMIZATION OBJECTIVES - A radiation therapy system includes a diagnostic image scanner ( | 11-08-2012 |
| 20120292523 | DETECTION OF PLUGGAGE IN APPARATUS OPERATING IN HOT, PARTICLE-LADEN ENVIRONMENTS - A device for detection of pluggage in an ash hopper of a coal fired boiler to identify when the opening in the bottom of the ash hopper becomes blocked by obstructions, so that timely and effective measures can be taken to remove the blockage without incurring economic loss in the operation of the boiler. At least one microwave or Terahertz transmitter unit configured to produce a microwave beam in either X or K band frequencies or at Terahertz frequencies (300 GHz to 3 THz), and at least one microwave receiver unit or beams that are interrupted by a blockage in the ash hopper, and produce an output to indicate obstruction of the beam or beams by the blockage. When the beam is interrupted, an output signal is produced to indicate obstruction of the beam by the blockage. The output signal is to notify process operators of the need to remove said blockage, and to control a blockage removal process. | 11-22-2012 |
| 20120305794 | Apparatus for Counting Ions, and Method for Counting Ions - An apparatus for counting the number of ions emitted by an ion source of a handheld domestic appliance is disclosed. The apparatus includes a collector housing for collecting ions impinging on the inner surface of the collector housing and a determining means coupled with the collector housing for determining the number of ions collected by the collector housing. The collector housing has an input opening dimensioned such that the domestic appliance is at least partially insertable into the collector housing via input opening. A method for counting the number of ions emitted by an ion source of a handheld domestic appliance is also disclosed. | 12-06-2012 |
| 20120318998 | ON-LINE MEASUREMENT METHOD FOR IONIZING RADIATION - A smoothing method associated with the on-line measurement of a signal output by an ionizing radiation detector comprising the following steps: detect pulses contained in successive samples of said signal, count the numbers N | 12-20-2012 |
| 20120318999 | METHOD FOR INSPECTING TWO-DIMENSIONAL ARRAY X-RAY DETECTOR - Disclosed is a two-dimensional X-ray detector array inspection method capable of recognizing two-dimensional X-ray detector arrays unsuitable for X-ray imaging by means of identifying quickly growing defective pixels. The two-dimensional X-ray detector array inspection method involves a bias voltage step for repeated supply and stopping of a bias voltage from a common electrode; a dark current value measurement step for measuring the pixel values of pixels in a non-X-ray-irradiating state; a defective pixel identification step for identifying defective pixels on the basis of the pixel values of the pixels measured in the dark current value measurement step; and a determination step for determining whether or not the two-dimensional X-ray array detector is suitable on the basis of the size of the missing pixel chunks or the total number of defective pixels identified in defective pixel identification step. | 12-20-2012 |
| 20120326050 | Film Bulk Acoustic Wave Resonator-Based High Energy Radiation Detectors and Methods Using the Same - The present invention relates generally to the detection of high energy radiation. The present invention relates more particularly to the film bulk acoustic wave resonator-based devices, and their use in the detection of high energy radiation. One aspect of the invention is a method for detecting high energy radiation, the method comprising providing a film bulk acoustic wave resonator having a zinc oxide piezoelectric layer in substantial contact with a dielectric layer; exposing the film bulk acoustic wave resonator to the high energy radiation; determining the resonant frequency of the film bulk acoustic wave resonator; and determining the dose of high energy radiation using the resonant frequency of the film bulk acoustic wave resonator. | 12-27-2012 |
| 20130001430 | Inspection method and apparatus for shielding container for high-activity waste - An inspection method and apparatus for shielding container for high-activity waste is mainly to design the inspection depth of a radiation source in a shielding container and the inspection zone outside the shielding container. It employs a sticking lifting buckle ring at the container cover bottom and a flexible pull string to hang a radiation source inside the shielding container. Between the shielding container and the container cover, there is a compression resistant tube to allow the flexible pull string to pass through and extend outside the shielding container. The flexible pull string allows descending and ascending operation of the radiation source to different height inside the shielding container. The method also includes measuring and recording surface dose rate in each inspection zone outside the shielding container. With the measured surface dose rate from each inspection zone, the method uses a radiation shielding estimation and verification procedure to determine defected shielding container. | 01-03-2013 |
| 20130001431 | METHOD FOR IDENTIFYING A NUCLEAR EXPLOSION BASED ON KRYPTON AND XENON ISOTOPES - The invention pertains to the field of nuclear physics and can be used in system for identifying nuclear explosions based on the measured activities in the atmosphere of naturally-occurring radioactive gases (NORG). The technical result is an increase in the determination efficiency and in the reliability of punctual estimations of deposits from various types of fission in the global activity for each krypton and xenon isotope. | 01-03-2013 |
| 20130032730 | AHARONOV-BOHM SENSOR - An Aharonov-Bohm (AB) sensor is provided. The AB sensor includes a beam splitter configured to split a first electron beam into a first wave and a second wave. The beam splitter is configured to direct the first wave along a first path through a field-free cage. A phase of the first wave is configured to shift in response to a vector potential of a signal. The vector potential is present within the field-free cage. The AB sensor includes a beam combiner configured to combine the phase shifted first wave with the second wave to generate a second electron beam, which is modulated based on the phase shift of the first wave. The AB sensor includes a detector configured to receive the second electron beam and to detect the signal based on the modulation of the second electron beam. | 02-07-2013 |
| 20130134321 | DETECTOR FOR ENERGETIC SECONDARY ELECTRONS - The present invention relates to a high-energy secondary electron detector comprising a collector P supporting only three electrodes that are insulated from one another and that are biased relative to the collector:
| 05-30-2013 |
| 20130153781 | SYSTEMS AND METHODS FOR DEFECT DETECTION USING EXOELECTRONS - An defect detection system includes an exoemission sensor having a conductive layer and an insulating layer. The exoemission sensor is mountable to a material of interest and configured to receive exoemissions from the material while in an atmosphere. The exoemission sensor outputs a signal based upon the received emissions. An analysis device is configured to receive the signal from the exoemission sensor and determine whether a defect is present in the material based upon the signal. | 06-20-2013 |
| 20130161527 | X-RAY ACTIVE PIXEL SENSOR (APS) READOUT CIRCUIT AND READOUT METHOD - An APS readout circuit includes a pixel sensing unit, an integrating unit, and a voltage offset unit. The pixel sensing unit senses an X-ray irradiation amount to obtain a current signal in varying. The current signal is obtained by subtracting a sensing current in varying from a base current. The integrating unit is coupled with the pixel sensing unit to receive the current signal and convert the current signal into a voltage signal. The integrating unit includes a short circuit switch with a switch-on state for resetting the integrating unit and a switch-off state for directly outputting the current signal. The voltage offset unit is connected to an output terminal of the integrating unit and generates an offset voltage. In a sampling period, a base voltage of the voltage signal output from the pixel sensing unit is substantially removed by the offset voltage. An amplified sensing voltage is then obtained. | 06-27-2013 |
| 20130161528 | METHOD AND SYSTEM FOR AMPLITUDE DIGITIZATION OF NUCLEAR RADIATION PULSES - Disclosed are methods and systems for amplitude digitization of nuclear radiation pulses. The method includes: applying a constant fraction discrimination (CFD) timing process on a subject current signal and outputting a CFD timing signal; applying a shaping process on the subject current signal to obtain a subject shaped signal; comparing, from a time To, values taken at the same time by the subject shaped signal and a dynamic threshold signal, and taking a time Tot as an over-threshold time if the value of the dynamic threshold signal changes from less than the value of the subject shaped signal to not less than the value of the subject shaped signal at the time Tot, wherein a time length between the time To and the arrival time Td of the subject current signal is preset as ΔT; converting a time length between the time Td and the time Tot into a digital quantity as a digitized value of the amplitude of the nuclear radiation pulse; wherein for any two subject shaped signals having amplitudes Vot | 06-27-2013 |
| 20130168569 | DRAWING APPARATUS, AND METHOD OF MANUFACTURING ARTICLE - The present invention provides a drawing apparatus which performs drawing on a substrate with a plurality of charged particle beams, the apparatus including a stage configured to hold the substrate and to be moved, a charged particle optical system including a deflector configured to deflect the plurality of charged particle beams, a detector configured to detect a charged particle arrived thereat by causing a charged particle beam to impinge on a mark including a plurality of mark elements formed on one of the substrate and the stage, and a processor configured to perform a process of obtaining a position of the mark. | 07-04-2013 |
| 20130168570 | DEVICE AND METHOD FOR COMBINED OPTICAL AND NUCLEAR IMAGE ACQUISITION - A device for combined optical and nuclear image comprises a nuclear image acquisition module and a reference image acquisition module. The reference image acquisition module has: an optical image sensor and an optical imaging system for deflecting the optical radiation from a reference field of view to the image sensor, wherein the optical imaging system comprises a mirror for the optical radiation, which mirror is arranged between the reference field of view and the optical image sensor. On the image sensor, a respective image area is assigned to at least one of nuclear partial fields of view. The optical imaging system is arranged such that the optical radiation coming from the at least one nuclear partial field of view is deflected substantially exactly to the respectively assigned of the image areas. | 07-04-2013 |
| 20130234033 | NOVEL RADIATION DETECTOR - The invention provides a device for the detection and mapping of radiation, the device comprising a polymeric core ( | 09-12-2013 |
| 20130292578 | Radiation Detector System and Method - A radiation detector system and method that significantly reduces the cost of conventionally constructed radiation detectors is disclosed. The disclosed system generally comprises an injection molded detector body incorporating plastic material with embedded feed-thrus that are encapsulated within the detector body. This detector body is mated to a detector window assembly using a gasket or other means of sealing to inhibit gas leakage. The mating methodology between the detector body and the detector window assembly is by means of plastic snap-on tabs in these structures that permit semi-permanent mating while also allowing the structures to be easily disassembled for repair and maintenance. The present invention system/method permits a significant hardware cost reduction as compared to conventional prior art radiation detector construction methodologies. | 11-07-2013 |
| 20130292579 | METHOD FOR ASSESSING AN ALPHA PARTICLE EMISSION POTENTIAL OF A METALLIC MATERIAL - A method for assessing an alpha particle emission potential of a metallic material. A metallic material is initially subjected to a secular equilibrium disruption process, such as melting and/or refining, to disrupt the secular equilibrium of the radioactive decay of one or more target parent isotopes in the material. A sample of the material is treated to diffuse target decay isotopes within the sample such that the measured alpha particle emission directly corresponds to the concentration or number of target decay isotope atoms within the entirety of the sample, enabling the concentration of target decay isotopes in the sample to be determined. The concentration of target parent isotopes in the material may then be determined from the concentration of target decay isotopes and time elapsed from the secular equilibrium disruption process, and may be used to determine a maximum alpha particle emission that the metallic material will exhibit. | 11-07-2013 |
| 20130292580 | RADIATION PHANTOM - A radiation phantom device includes at least one movement device for moving at least one first sub-region of the radiation phantom device. The radiation phantom device has at least one of at times or in regions, radiation properties which are in conformity with a radiation phantom model. | 11-07-2013 |
| 20130313442 | PHOTOEMISSION MONITORING OF EUV MIRROR AND MASK SURFACE CONTAMINATION IN ACTINIC EUV SYSTEMS - Photoelectron emission mapping systems for use with EUV (extreme ultraviolet) mask inspection and lithography systems are described. The mapping systems may be used to provide photoelectron emission maps for EUV photolithography masks and/or EUV mirrors. The systems use EUV photoelectron sources used for mask inspection or photolithography to impinge EUV light on the masks and/or mirrors. The EUV light generates photoelectron on the surfaces of the mask and/or mirrors and the photoelectrons are collected and analyzed by detectors placed away from optical spaces of the EUV chamber. | 11-28-2013 |
| 20130327950 | RADIATION IMAGING APPARATUS, METHOD OF CONTROLLING RADIATION IMAGING APPARATUS, AND STORAGE MEDIUM - A radiation imaging apparatus comprising: a reception unit configured to receive imaging parameters; and a setting unit configured to set, in accordance with a binning size and frame rate included in the imaging parameters, at least one of: a combination of a digital binning size and an analog binning size which form the binning size; and a non-destructive read out count within a range in which imaging is configured to be performed at the frame rate. | 12-12-2013 |
| 20140021365 | RADIOGRAPHIC IMAGING DEVICE, RADIOGRAPHIC IMAGING SYSTEM, METHOD OF CONTROLLING RADIATION DETECTION SENSITIVITY AND PROGRAM STORAGE MEDIUM - A radiographic imaging device including: a detector that detects an irradiation start of radiation irradiated in imaging of a radiographic image; a derivation unit that derives an irradiation amount of radiation that will be irradiated within a specific period of time based on input data; a controller that makes a power supply amount to the detector smaller and lowers detection sensitivity to radiation irradiation start in the detector the larger the radiation irradiation amount derived by the derivation unit; and an imaging unit that images the radiographic image after radiation irradiation start has been detected by the detector. | 01-23-2014 |
| 20140048717 | RADIATION ANALYZER AND METHOD FOR ANALYZING RADIATION - A radiation analyzer includes: a transition edge sensor (TES) that detects radiation; a current detection mechanism that detects a current flowing in the TES; a peak analyzing unit that measures a peak value based on the current detected by the current detection mechanism; a first heater that heats the TES to keep a constant temperature; a sensitivity correction operating unit that corrects sensitivity of the TES based on a relation obtained in advance between an output of the first heater and a peak value measured by the peak analyzing unit. | 02-20-2014 |
| 20140070111 | SIGNAL PROCESSING METHODS AND SYSTEMS FOR EXPLOSIVE DETECTION AND IDENTIFICATION USING ELECTROMAGNETIC RADIATION - In some aspects, the disclosure is directed to signal processing methods and systems for identifying a material on a body of a person using electromagnetic radiation. A radar system may measure a first reflection of radiation incident on a body of a person. The first reflection may be from a surface of the body. The radar system may measure a second reflection of the radiation. The second reflection may be from a first material residing on or proximate to the surface of the body. An analyzer may determine, relative to the first reflection, a delay in the second reflection due to propagation of a portion of the radiation through the first material. The analyzer may determine, based on the delay, at least one of: the first material and a dielectric constant of the first material. | 03-13-2014 |
| 20140077095 | Method and System for Collimating - A collimating system for collimating radiation received under different angles for performing tomography includes a static collimator having a plurality of collimating apertures, and shutters for separately and temporarily shutting at least two of the collimating apertures. The shutters have a shutting element for blocking the at least two collimating apertures, and at least one collimating element distinct from the shutting element for collimating radiation passing through non-shutted collimating apertures in a direction so as to control overlap between radiation stemming from different non-shutted collimating apertures. An imaging system includes a collimating system, and a method for collimating and a corresponding controller and software related products. | 03-20-2014 |
| 20140124679 | RADIATION METER AND METHOD - The present invention relates to a method and radiation monitoring device ( | 05-08-2014 |
| 20140138557 | DOSIMETRY SYSTEM, METHODS, AND COMPONENTS - Dosimeters with wireless communications capability, upon actuation, communicate with a cell phone or other data capture and relay device (DCRD) with an application that allows communication with the dosimeters. The cell phone or other DCRD is a single device or part of an ad hoc network. The cell phone or other DCRD, once it receives raw data from a dosimeter, relays the data to a central station using mobile telephone or Wi-Fi or other communications networks. The data is processed at the central station, and available over the internet or cell phone. | 05-22-2014 |
| 20140166892 | COMPENSATABLE MUON COLLIDER CALORIMETER WITH MANAGEABLE BACKGROUNDS - A method and system for reducing background noise in a particle collider, comprises identifying an interaction point among a plurality of particles within a particle collider associated with a detector element, defining a trigger start time for each of the pixels as the time taken for light to travel from the interaction point to the pixel and a trigger stop time as a selected time after the trigger start time, and collecting only detections that occur between the start trigger time and the stop trigger time in order to thereafter compensate the result from the particle collider to reduce unwanted background detection | 06-19-2014 |
| 20140183375 | FLOWTHROUGH LABYRINTH DEVICE FOR USE IN DETECTION OF RADIATION IN FLUIDS AND METHOD OF USING SAME - The present invention provides a continuous flowthrough labyrinth device that has a detector well formed therein in which a radiation detection device may be placed. The continuous flowthough labyrinth device allows a fluid sample to be introduced into the flow path of the device so that the fluid sample evenly surrounds the top and side surfaces of the detector well, which results in the fluid sample being evenly distributed around the radiation detection device. The continuous flowthrough labyrinth device may be connected to any radiation level fluid monitoring system, for example systems used by municipalities and/or industries. The continuous flowthrough labyrinth device may be placed such that fluids entering and/or exiting systems are monitored for radiation, or even placed to determine the radiation levels of fluids within systems. | 07-03-2014 |
| 20140197324 | METHODS TO ENHANCE NUCLEAR SPECTROSCOPY ANALYSIS - Methods, systems and devices for estimating a parameter of interest from a gamma ray spectrum relating to a volume of matter using standard gamma ray spectra from reference samples, wherein there is at least one non-elemental characteristic that is different between the volume and at least one of the reference samples, wherein the non-elemental characteristic difference affects gamma ray interactions. Methods may include deconvolving a gamma ray spectrum obtained from the analysis volume into a plurality of elemental spectral yields, wherein deconvolution includes compensating for effects of the non-elemental characteristic difference. Methods may include using at least one compensation standard spectrum configured to compensate for the effects of the non-elemental characteristic of the at least one of the reference samples. | 07-17-2014 |
| 20140231663 | METHOD FOR TRANSMITTING REGISTER CONTENTS OF A CT DETECTOR WITH HIERARCHICAL HARDWARE STRUCTURE AND CT DETECTOR OF A CT SYSTEM - A method is disclosed for transmission of register contents of a CT detector with hierarchical hardware structure, wherein the first hierarchy level is formed by a control unit containing a register table for the read-out register contents of FPGAs lying lower down in the hierarchy and an intermediate register store for register contents to be written. With each new reading, the new register contents for FPGAs lying lower down in the hierarchy arriving during the respective preceding reading from the central control at the control unit are forwarded to the next hierarchy level. With each new reading, the register contents of all FPGAs lying lower down in the hierarchy are re-entered into the register table of the control unit. Finally, in the event of a readout command transferred asynchronously from the central control, the register contents are read out exclusively from the register table. | 08-21-2014 |
| 20140231664 | FLAME- PROOF RADIATION DETECTOR WITH WIRELESS COMMUNICATION MEANS - A radiation detector module includes a radiation detector, power source and wireless communication elements all housed within a flame-proof enclosure. The enclosure has a portion through which wireless transmissions can pass. The radiation detector module may be suitable for use in a hazardous area containing a potentially explosive gas mixture. | 08-21-2014 |
| 20140231665 | ION GENERATING UNIT AND ELECTRIC DEVICE - An ion generating unit includes: a box-like housing with its one face open, an ion generating part provided with electrode parts and generating positive and negative ions; an ion sensor; a lid covering the housing in a removable manner while the ion generating unit is accommodated in the housing; a cover covering the housing in such a manner that cannot be easily removed while the ion sensor is accommodated in the housing; a connector provided at one end of the housing for mechanically and electrically connecting the ion generating unit; and a screw part provided at the other end of the housing for securing the ion generating unit to the casing. | 08-21-2014 |
| 20140284493 | PREAMPLIFIER FOR CHARGED PARTICLE DETECTION - A preamplifier is provided for correction of overshoot or undershoot effects present in a signal received from a charged particle detection electrode. The preamplifier is ground-isolated from the charged particle detection electrode and comprises: a main amplification stage, configured to receive and amplify the isolated signal; a feed-forward stage, configured to generate a compensation signal from the amplified ground-isolated signal, the compensation signal being generated to mirror the overshoot or undershoot effects; and an output, arranged to provide an output signal that is a combination of the amplified ground-isolated signal and the compensation signal. A charged particle detection arrangement comprising the preamplifier is also provided. | 09-25-2014 |
| 20140312242 | System for Wireless, Motion and Position-Sensing, Integrating Radiation Sensor and Energy Harvester for Occupational and Environmental Dosimetry - Described are a method and apparatus for determining based on motion data when an individual wearing a dosimeter is active. Also described are a method and apparatus for determining based on motion data whether an individual was wearing a dosimeter when the dosimeter was exposed to radiation. Also described are a method and apparatus for determining based on motion data whether a dosimeter was in a particular location when the dosimeter was exposed to radiation. Also described are a method and apparatus for determining based on motion data where on the body of an individual the individual was wearing a dosimeter when the dosimeter was exposed to radiation. Also described are a method and apparatus for determining based on motion data the probability that an individual is wearing a dosimeter that is assigned to the individual. | 10-23-2014 |
| 20140361191 | APPARATUS, METHOD, COMPUTER-READABLE MEDIUM, AND SYSTEM FOR ADJUSTING DATA ACQUISITION PARAMETERS DURING A SCAN PERFORMED BY A POSITRON EMISSION TOMOGRAPHY SCANNER - An apparatus, method, computer-readable medium, and system for adjusting data acquisition parameters during a scan performed by a Positron Emission Tomography (PET) scanner. The method includes obtaining, during the scan, a current temperature of a detector of the PET scanner, and adjusting, based on the current temperature, the data acquisition parameters used by the PET scanner during the scan. | 12-11-2014 |
| 20140361192 | PERIODIC PATTERN DETECTION APPARATUS AND METHOD - The image obtaining unit obtains a radiation image from the radiation detector, the radiation field area detection unit detects a radiation field area from the radiation image. The analysis area setting unit detects a direct radiation area, a superabsorbent body area, and a high noise area as the areas where a periodic pattern is unlikely to present and sets an analysis area by excluding these areas. The frequency analysis unit performs a frequency analysis only on the analysis area and detects a frequency component of the periodic pattern arising from a grid. The filtering processing unit removes the frequency component of the periodic pattern arising from the grid from the radiation image. | 12-11-2014 |
| 20140367582 | RADIONUCLIDE DETECTION AND IDENTIFICATION - Described herein is a method of processing a gamma ray spectrum acquired from a target. The method comprises determining whether the gamma ray spectrum of the target belongs to a first class of a plurality of classes, the first class containing reference gamma ray spectra of one or more radionuclide sources of interest, using optimal loading coefficients associated with the one or more radionuclide sources of interest, wherein the optimal loading coefficients have been obtained using Fisher linear discriminant analysis, and generating an output signal dependent on the determining. | 12-18-2014 |
| 20150028219 | WORKPIECE WITH MARKING - The present invention relates to a workpiece which, on its surface, displays a depression having an opening width of at least 0.2 mm and in which depression a carrier material which is connected in a substantially inseparable manner to the workpiece and contains a characteristic marking material for the workpiece is disposed; and to a method for manufacturing the same and to a method for authentication and/or identification of the workpiece. | 01-29-2015 |
| 20150041668 | PRECISION DENSITOMETER FOR RADIOSENSITIVE FILM - A precision densitometer for radiosensitive films and the like provides point-to-point scanning in which a laser source and collimated receiver are moved in tandem over the area of the film. The film may be supported only at its edges to remove scattering and interference caused by a glass support bed. Highly repeatable 25 μm resolution density measurements may be obtained. | 02-12-2015 |
| 20150041669 | METHOD OF ANALYSING THE EFFECT OF TEMPERATURE ON AN IRRADIATED FUEL - A method for analysing the effect of temperature on at least one nuclear fuel rod, a rod comprising packed zones completely filled with fuel and intermediate zones partially filled with fuel, comprises: acquiring at least two count profiles, a first count profile being associated with a non-migrating isotope and a second count profile being associated with a migrating isotope; locating the intermediate zones by using the first count profile; determining an indicator Ki_1 indicative of the depth in the first profile of a measurement dip located at an intermediate zone i; determining an indicator Ki_2 indicative of the depth in the second profile of a measurement dip located at the intermediate zone i; determining for this intermediate zone i an indicator Δi by comparing the indicators Ki_1 and Ki_2. | 02-12-2015 |
| 20150041670 | METHOD OF ANALYSING THE CHANGES IN GEOMETRY OF AN IRRADIATED FUEL - A method for analysing at least one fuel rod comprising a stack of nuclear fuel, a rod comprising packed zones completely filled with fuel and intermediate zones partially full of fuel, comprises: acquiring a count profile associated with a non-migrating isotope, a profile being made up of spectrometry measurements taken along the rod for this isotope; determining a set of at least one indicator K_i that makes it possible to quantify the reduction in material at an intermediate zone of index i, the said indicator being deduced from the count profile; detecting the change in geometry by comparing the set of at least one indicator K_i against a set of at least one reference value RK indicative of the initial geometry of the nuclear fuel stack. | 02-12-2015 |
| 20150069258 | DIFFERENTIAL EXCITATION SPECTROSCOPY - A new technique which uses a pump-probe methodology to place a molecule into one or more excited rotational and/or vibrational states. By evaluating spectral changes due to at least one discrete frequency of pump photons a multi-dimensional characterization of the molecule's excited state energy level results. This multi-dimensional characterization typically involves evaluating the changes between excited and unexcited state measurements. The differential nature of the evaluation makes the technique self-referencing and solves problems common to many spectroscopic techniques. The multi-dimensionality of the technique provides high specificity and immunity to interferents. The preferred embodiments involve excitation by using photons suited to pumping the rotational states and evaluating the effects by probing the energy levels of one of more vibrational states. The technique is capable of detecting bulk and trace concentrations of a molecule in gas, liquid and solid phases, both in pure form and in the presence of other molecules. | 03-12-2015 |
| 20150076361 | PHOTON DETECTOR AND PROCESS FOR DETECTING A SINGLE PHOTON - A photon detector article includes a photon detector configured to receive a primary waveform, the photon detector includes a multiplication region; a photon absorption region; a punch through voltage range; and a breakdown voltage; a source in electrical communication with the photon detector and configured to provide the primary waveform that includes a first voltage that is: less than a maximum value of the punch through voltage range, or effective to maintain a charge carrier in the absorption region; and a second voltage that is greater than the breakdown voltage; and a reference member in electrical communication with the source and configured to provide a reference waveform in response to receiving the primary waveform. | 03-19-2015 |
| 20150123004 | METHOD FOR PROVIDING A WARNING OF RADIATION-DOSE-RELEVANT SPACE-WEATHER EVENTS AT CRUISING ALTITUDES - The method for providing a warning of radiation-dose-relevant space-weather events at cruising altitudes comprises the steps of detecting radiation data of the atmospheric radiation, particularly of the ionized radiation in the atmosphere, and providing a radiation model for 3D-spatially resolved estimation of a radiation field at cruising altitudes of the earth's atmosphere by use of a radiation dose rate scale based on a continuous range of values. Moreover, the 3D-spatially resolved rates of the effective radiation dose on the basis of the detected radiation data and the radiation model will be estimated. The radiation dose rate scale is divided, based on a continuous range of values, into a discrete, i.e. graduated radiation dose rate scale comprising individual successive ranges of values of increasing radiation dose rates, and respectively one index will be assigned to each range of values, wherein a first range of values is between a radiation dose rate of zero and a presettable first upper limit, a second range of values is between the first upper limit and a second upper limit which is equal to a presettable multiple of the first upper limit, and each further range of values is between the upper limit of the next smaller range of values and an upper limit which is equal to the presettable multiple of the upper limit of the next smaller range of values. As a warning, there is indicated the index of that range of values within which is situated the estimated radiation dose rate for a presettable range in the earth's atmosphere. | 05-07-2015 |
| 20150300964 | IMPROVEMENTS IN PHASE RETRIEVAL FROM PTYCHOGRAPHY - Embodiments of the present invention provide a method of estimating a magnitude of background radiation for each of a plurality of regions of a target object comprising providing an estimate of background radiation detected by a detector, measuring radiation scattered by the target object at the detector for each of a plurality of positions of the object with respect to the incident radiation, calculating, for each of the positions, an estimate of a wavefront at the detector, and determining, for each position, an estimated wavefront comprising a coherent contribution from radiation scattered by the target object and a background contribution, wherein said background contribution is at least partly incoherent with the radiation scattered by the target object. This method is particularly suitable for performing coherent diffractive imaging using ptychography where contribution from the incoherently scattered background is taken into account. | 10-22-2015 |
| 20150309193 | Radiation Beam Direction Determination Using Three-Dimensional Measurement Device - A method has been developed to reconstruct angle of the radiation field using a 3D measurement device. The 3D measurement device is positioned in the radiation beam. The novel method uses measured values and information about attenuation in the 3D detector and calculates direction of the primary beam. | 10-29-2015 |
| 20150330919 | GROUP III NITRIDE WAFERS AND FABRICATION METHOD AND TESTING METHOD - The invention provides, in one instance, a group III nitride wafer sliced from a group III nitride ingot, polished to remove the surface damage layer and tested with x-ray diffraction. The x-ray incident beam is irradiated at an angle less than 15 degree and diffraction peak intensity is evaluated. The group III nitride wafer passing this test has sufficient surface quality for device fabrication. The invention also provides, in one instance, a method of producing group III nitride wafer by slicing a group III nitride ingot, polishing at least one surface of the wafer, and testing the surface quality with x-ray diffraction having an incident beam angle less than 15 degree to the surface. The invention also provides, in an instance, a test method for testing the surface quality of group III nitride wafers using x-ray diffraction having an incident beam angle less than 15 degree to the surface. | 11-19-2015 |
| 20150338525 | System for Wireless, Motion and Position-Sensing, Integrating Radiation Sensor and Energy Harvester for Occupational and Environmental Dosimetry - Described are a method and apparatus for determining based on motion data when an individual wearing a dosimeter is active. Also described are a method and apparatus for determining based on motion data whether an individual was wearing a dosimeter when the dosimeter was exposed to radiation. Also described are a method and apparatus for determining based on motion data whether a dosimeter was in a particular location when the dosimeter was exposed to radiation. Also described are a method and apparatus for determining based on motion data where on the body of an individual the individual was wearing a dosimeter when the dosimeter was exposed to radiation. Also described are a method and apparatus for determining based on motion data the probability that an individual is wearing a dosimeter that is assigned to the individual. | 11-26-2015 |
| 20150346352 | METHOD FOR DETECTING A MOVING RADIOACTIVE SOURCE AND ASSOCIATED DEVICE - A method for detecting a radioactive source moving on a linear path substantially parallel to an alignment of N detectors. The method includes: forming NxN | 12-03-2015 |
| 20150346363 | Method and System for Detecting and Identifying Radioactive Materials - A system for detecting and identifying radioactive materials on board a carrier includes a stationary structure ( | 12-03-2015 |
| 20160003950 | METHOD FOR MEASURING DOSAGE BY MEANS OF A RADIATION DETECTOR, ESPECIALLY AN X-RADIATION OR GAMMA-RADIATION DETECTOR, USED IN THE SPECTROSCOPIC MODE, AND DOSAGE MEASUREMENT SYSTEM USING SAID METHOD - A method for measuring dosage by means of a radiation detector, especially an X-radiation or gamma-radiation detector, used in the spectroscopic mode, and a dosage measurement system using said method. | 01-07-2016 |
| 20160015341 | X-RAY DETECTOR AND METHOD OF CONFIGURING THE SAME - Provided is an X-ray detector including: a data transceiver configured to wirelessly receive identification (ID) information relating to a central controller from the central controller when the X-ray detector is in a sharing mode in which the X-ray detector exchanges certain data with the central controller; and a processor configured to perform a configuration based on the received ID information. | 01-21-2016 |
| 20160018532 | RADIATION DETECTION DEVICE AND METHOD - A radiation detection device ( | 01-21-2016 |
| 20160036117 | METHOD AND APPARATUS FOR OPTIMAL ANTENNA ALIGNMENT - An approach for determining remote terminal antenna alignment in a satellite communications system is provided. A point in time for an expected conjunction of an a remote terminal antenna, a satellite in communication with the remote terminal and the Sun is determined based on predetermined positional data. An interference level imposed by the Sun on communication signals between the antenna and the satellite is measured at a number of respective points in time. A one of the points in time is determined when the interference is at a peak level. Then information regarding alignment of the antenna with respect to the satellite is determined, wherein the determination of the antenna alignment information is based on a comparison between the one point in time of the peak interference level and the expected point in time of the conjunction of the antenna, the satellite and the Sun. | 02-04-2016 |
| 20160061752 | DETECTION OF AN OBJECT WITHIN A VOLUME OF INTEREST - Techniques, systems, and devices are disclosed for analyzing a point of closest approach (PoCA) image of a volume of interest (VOI) comprising a set of recorded PoCA points from charged particle detector measurements to detect an object within the VOI. The VOI is partitioned into a set of equally-sized bins with each bin including a subset of the PoCA points. A bin metric is determined for each bin. A subset of the bins is selected based on the detected bin metric with the subset of bins being most likely to contain objects. A potential object for each selected bin is determined by determining a location and a size for the potential object based at least on the PoCAs inside the bin. A figure of merit (FOM) of the potential object is determined as a measure of the likelihood that the potential object is truly a threat object. | 03-03-2016 |
| 20160070007 | QUALITY CONTROLLED RECONSTRUCTION FOR ROBOTIC NAVIGATED NUCLEAR PROBE IMAGING - Robotic navigation is provided in nuclear probe imaging. Adaptive reconstruction is provided. A measure of quality of the reconstruction is used as a feedback to determine when sufficient sampling has occurred. For example, once a pre-determined number of separate lesions are indicated in the reconstruction, the quality of the reconstruction is considered sufficient. | 03-10-2016 |
| 20160097868 | RADIATION SURVEYING - In order to improve the compliance of proper radiography surveys, and to overcome the myriad of human factor and other reasons that may cause an operator—consciously or unconsciously—to not make a survey, the system described herein may serve to transform the survey process from a totally active effort to a largely passive one. The system described herein is active, thus allowing the operator to be more passive in connection with performance of radiation surveys. In concept, according to the system described herein, surveying radiographic equipment and general areas is transformed from the requirement to attentively move an instrument through space while observing a meter panel. Instead, the system described herein enables a process whereby the operator may perform other (non-survey) activities while the survey occurs automatically and provides the results directly to the operator without requiring the operator to make independent, active efforts. | 04-07-2016 |
| 20160102974 | SYSTEM AND METHOD FOR MEASURING COOLING OF A COMPONENT - A system and method for measuring cooling effectiveness of a component is disclosed. The method includes providing a component having a surface provided with a coating including a volatilization-susceptible constituent and a volatilization-resistant constituent. Further, the method includes supplying a first gaseous medium over the surface of the component through a plurality of holes in the component and feeding a second gaseous medium along the surface of the component. The method includes exposing the surface of the component to the first and second gaseous mediums for a predetermined period. The method further includes determining a thickness of the coating exposed to the flow of the first and second gaseous mediums. The method includes analyzing the thickness of the coating to determine whether the coating is removed from the surface of the component upon exposure to the first and second gaseous mediums. | 04-14-2016 |
| 20160123906 | Method for Determining the Lithiation of Li-Ion Battery Electrodes - A method for determining an amount of lithium in a lithium-ion battery electrode sample includes a step of determining powder X-ray diffraction peaks of the lithium-ion battery electrode sample. The powder X-ray diffraction peaks of the lithium-ion battery electrode sample are compared with a set of lithium-containing samples having pre-determined lithium concentrations to determine the amount of lithium in the lithium-ion battery electrode sample. | 05-05-2016 |
| 20160131767 | NONLINEAR PROCESSING FOR OFF-AXIS FREQUENCY REDUCTION IN DEMODULATION OF TWO DIMENSIONAL FRINGE PATTERNS - A method of demodulating an image captured from an imaging system having at least one two-dimensional grating. The captured image comprises a phase modulated fringe pattern comprising cross-term phase components resulting from presence of the at least one two-dimensional grating. The method determines parameters of at least a first non-linear transformation for attenuating the cross-term phase components. The parameters of the first non-linear transformation are determined for the imaging system to reduce artefacts in a demodulated image introduced by the cross-term phase components. The method demodulates the captured image by applying at least the first non-linear transformation with the determined parameters to the captured image to attenuate the cross-term phase components. | 05-12-2016 |
| 20160170033 | RADIATION EXPOSURE SELF TEST (REST) - OPTIMIZED PERSONAL DOSIMETRY AND KIOSK FOR RELIABLY INDICATING EXPOSURE TO RADIATION | 06-16-2016 |
| 20160172178 | SAMPLE DROPLET GENERATION FROM SEGMENTED FLUID FLOW AND RELATED DEVICES AND METHODS | 06-16-2016 |
| 20160195622 | Detection of Neutrinos, Antineutrinos, and Neutrino-like Particles | 07-07-2016 |
| 20170236906 | SEMICONDUCTOR WAFER AND METHOD OF INSPECTING SEMICONDUCTOR WAFER | 08-17-2017 |
| 20190147578 | METHOD AND APPARATUS FOR DETECTING ELECTRON BEAM SOURCE FILAMENT WEAR | 05-16-2019 |
| 20220134133 | SINGLE-USE PATCH - The current invention concerns a single-use patch for appliance on a skin of a subject, comprising at least two and preferably three hollow sheaths suitable for temporarily housing a fiber optic, wherein said sheaths comprise two open ends, wherein said sheaths are positioned to form a therapeutic surface within said patch by providing a fixed end of the fiber optic ends; wherein said patch is preferably combined with a topical cover layer and an adhesive supporting layer suitable to be attached to the skin of a subject. | 05-05-2022 |
