Abstract: The present invention relates to an X-ray imaging device and, particularly, to an X-ray imaging device which is formed by pixelating a plurality of X-ray emitting elements for respectively emitting X-rays toward an object to be photographed and a plurality of X-ray detecting elements for respectively detecting X-rays passing through the object to be photographed, on the same or different flat surfaces or curved surfaces in a matrix.

Abstract: The present disclosure provides a vehicle-carried inspection system, including a radiation source and a detector, the radiation source and the detector being arranged to form an inspection passage. The inspection system further includes a controller configured to control the radiation source so that a first dose of radiation which is safe to a driver is radiated from the radiation source when the driver's cab of the inspected vehicle passes through a ray beam, and control the radiation source so that the dose of radiation of the radiation source becomes a working dose of radiation larger than the first dose of radiation when the other subsequent portions of the inspected vehicle pass through the ray beam.

Abstract: Disclosed is an x-ray tube including a hybrid electron emission source, which uses, as an electron emission source, a cathode including both a field electron emission source and a thermal electron emission source. An x-ray tube includes an electron emission source emitting an electron beam, and a target part including a target material that emits an x-ray as the emitted electron beam collides with the target part, wherein the electron emission source includes a thermal electron emission source and a field electron emission source, and emits the electron beam by selectively using at least one of the thermal electron emission source and the field electron emission source.

Abstract: Disclosed is a computer-implemented medical data processing method for determining a dose distribution for use in a medical procedure involving irradiation of an anatomical structure of a patient's body with ionizing radiation. A processor acquires medical image data describing a medical image of the anatomical structure. The processor acquires dose distribution data describing an irradiation dose distribution spatially defined in the reference system of the medical image of the anatomical structure. Prioritization data is determined that describes, for each image unit of the medical image describing non-target tissue, a priority of that image unit for consideration during an optimization of the irradiation dose distribution described by the dose distribution data.

Abstract: An apparatus captures radiographic images of an animal standing proximate the apparatus. A moveable x-ray source and a digital radiographic detector are hidden from view of the animal and are revolved about a portion of the animal's body to capture one or a sequence of radiographic images of the animal's body.

Abstract: Methods of reconstructing the surface topography of an object embedded in a scattering medium are provided, with example methodologies including: imaging an object embedded in a signal scattering medium using a scattered signal detector; detecting changes in the magnitude of a plurality of scattered signals obtained from multiple fields of view within the medium; and constructing an image of the surface topography of the object based on said plurality of detected signal magnitude changes. A plurality of system, apparatus, control means, evaluation methods, and materials and components useful for practicing the methods are also disclosed.

Abstract: A CT system includes a gantry having a rotatable base and having an opening for receiving an object to be scanned, an x-ray source, a CT detector, and a computer programmed to detect a mis-registration at a slab boundary between a first slab and a second slab of a reconstructed image, quantify an amount of mis-registration at the slab boundary, and adjust the reconstructed image at the slab boundary based on the quantification.

Abstract: An X-ray generation device which can be efficiently used is provided. The X-ray generation device has an electron gun, a target unit, a tubular portion, a reflected electron detector, and a coil unit. The target unit includes a plurality of targets and a plurality of mark portions having a predetermined relationship with the targets, wherein each mark portion having a surface area larger than a surface area of the target when said target unit is viewed from a direction which is normal to principal faces of the target unit.

Abstract: Provided is a furnace for a transmission mode X-ray diffractometer and a transmission mode X-ray diffractometer using the same. The furnace for a transmission mode X-ray diffractometer includes a sample heating unit disposed adjacent to a quartz capillary accommodating a sample to heat the sample, and a main body disposed to surround the quartz capillary and the sample heating unit and having an insulating function for allowing the heated sample to maintain a thermal equilibrium state.

Abstract: According to one embodiment, a medical image diagnostic apparatus includes an X-ray tube, a rotor and processing circuitry. The X-ray tube radiates an X-ray. The rotor holds the X-ray tube, and rotates together with the X-ray tube at least any of a first rotation speed used for scanning an object and a second rotation speed lower than the first rotation speed. The processing circuitry acquires information on a waiting time up to timing of exposure by the X-ray tube. The processing circuitry further controls a rotation speed of the rotor during the waiting time in accordance with the information on the waiting time.

Abstract: An apparatus for generating corrected X-ray projection data from target X-ray projection data obtained by performing an X-ray scan with a detector having an anti-scatter grid, and a method for creating a lookup table and generating corrected X-ray projection data. The apparatus includes a detector configured to detect incident X-rays, an anti-scatter grid configured to suppress scattered radiation incident on the detector, and an X-ray source configured to irradiate the target with X-rays. Processing circuitry is configured to cause the X-ray source to scan, using a peak kilovoltage (kVp), the target to produce the target projection data, determine a patient-to-detector distance (PDD) and an area irradiated (FS), transform the target projection data into a spatial frequency domain, determine scatter values by accessing the lookup table using the kVp, PDD, and FS values, and subtract the scatter values from the frequency components to obtain the corrected X-ray projection data.

Abstract: A well-logging tool may include a sonde housing, and a radiation generator carried by the sonde housing. The radiation generator may include a generator housing, a target carried by the generator housing, a charged particle source carried by the generator housing to direct charged particles at the target, and at least one voltage source coupled to the charged particle source. The at least one voltage source may include a voltage ladder comprising a plurality of voltage multiplication stages coupled in a bi-polar configuration, and at least one loading coil coupled at at least one intermediate position along the voltage ladder. The well-logging tool may further include at least one radiation detector carried by the sonde housing.

Abstract: Radiometric measuring arrangement for measuring and/or monitoring a measured variable, especially a fill level or a density, of a fill substance located in a container and a method executable therewith for detection of accretion formation in the container. The variable to be measured is measured by means of a measuring system, which during operation sends radioactive radiation along a measuring path through the container, and measures radiation intensity emerging from the container along the measuring path, and by means of a comparison measuring system, which sends radioactive radiation along a comparison path through the container and measures radiation intensity emerging from the container along the comparison path.

Abstract: A learning unit in learning mode generates a cluster from a cluster analysis of data formed from frequency constituent data and state data, obtained from a sensor unit. An abnormality calculation unit computes, as abnormalities, the minimum values among distances to surfaces of the clusters of the data formed from the frequency constituent data and the state data, obtained when in predictive fault indicator sensing mode. A predictive fault indicator determination unit determines a predictive fault indicator of an X-ray tube by comparing the abnormalities with a predetermined threshold.

Abstract: According to various aspects, exemplary embodiments are disclosed of systems that may be used for cooling objects, such as X-ray tubes and detectors, etc. Also disclosed are exemplary embodiments of methods for cooling objects, such as X-ray tubes and detectors, etc. For example, an exemplary embodiment includes a system that can be used to cool an X-ray tube and detector with one chiller. As another example, an exemplary embodiment of a method includes using one chiller to cool an X-ray tube and detector.

Abstract: Embodiments of methods and/or apparatus for a radiographic imaging can include a plurality of x-ray sources disposed in a curve and a detector configured to revolve relative thereto. In one embodiment, a CBCT imaging method and/or apparatus can include performing a first scan at a first speed using stationary angularly distributed x-ray sources to acquire first CBCT projection data that impinge a detector of a first field of view (FOV), identifying an area of interest within the first FOV, and performing a second scan at a second speed using the x-ray sources acquire second CBCT projection data that impinge a portion of the detector of a second smaller FOV including the area of interest within the first FOV using second emissions by the x-ray sources, where the second speed is greater than the first speed.

Abstract: The present disclosure provides a system and method for inspecting an aircraft. An X-ray/Gamma ray radiation source and a detector are located at above and below a fuselage of an aircraft, respectively. The X-ray/Gamma ray radiation source emits a beam of radiation[ ], wherein the X-ray/Gamma ray radiation[ ] passes through the aircraft to be inspected. The detector receives and converts the beam of X-ray/Gamma ray radiation[ ] that has passed through the aircraft to an output signal, and the system generates a vertical transmission image in real time.

Abstract: The radiographic image generation method includes acquiring a plurality of radiographic images corresponding to a number of radiation dose portions by emitting radiation to an object by dividing a radiation exposure dose into the radiation dose portions, and by detecting the emitted radiation, and matching the plurality of acquired radiographic images, by shifting all or a portion of data of a plurality of the acquired radiographic images such that the corresponding articles within a plurality of the acquired radiographic images are positioned at a same relative position in each of the acquired radiographic images.

Abstract: A scanning-type X-ray fluorescence spectrometer according to the present invention includes a quantitative analysis condition setting unit configured to determine whether or not to add, as an analytical element, a new detected element other than preset sample constituting elements, from an absorption-enhancement effect degree of fluorescent X-rays on an analytical value of an analytical element and an overlapping effect degree by an interfering line on an analytical line of the analytical element, on the basis of qualitative analysis results and semi-quantitative analysis results of standard samples.

Abstract: A device and a related mammography method employing the device are described. The device comprises an x-ray source, an x-ray detector placed under a support plate for supporting an object and arranged to detect the x-rays coming from the x-ray source after they have passed through the object, and a positioning assembly with an arm having multiple degrees of freedom which is a collaborative robot for positioning the x-ray source with respect to the support plate. A method for performing an imaging procedure, which includes placing an object of interest on the support plate; moving the x-ray source relative to the object of interest along a non-planar trajectory to avoid collision with the object; and activating the x-ray source and the x-ray detector so as to detect the x-rays coming from the x-ray source after they have passed through the object, thus obtaining a set of x-ray images.