Disclosed herein is a system for x-ray backscatter inspection. The system comprises an interior cavity. The system also comprises a non-conductive fluid contained within the interior cavity. The system additionally comprises a power source within the interior cavity and submerged in the non-conductive fluid. The system further comprises an x-ray cathode within the interior cavity, submerged in the non-conductive fluid, and coupled to the power source. The system also comprises an x-ray anode within the interior cavity, submerged in the non-conductive fluid, and positioned to receive an electron emission from the x-ray cathode to generate an x-ray emission. The system additionally comprises a thermoelectric cooler surrounding the interior cavity and operable to draw heat from the non-conductive fluid.

Provided is an x-ray device capable of suppressing reduction in detection precision. The X-ray device irradiates x-rays on an object and detects X-rays that pass through the object. The X-ray device comprises: an X-ray source that emits X-rays; a stage that holds the object; a detection device that detects at least some of the x-rays that have been emitted from the X-ray source and have passed through the object; a chamber member that forms an internal space wherein the X-ray source, the stage, and the detection device are arranged; and a partitioning section that separates the internal space into a first space wherein the X-ray source is arranged and a second space wherein the detection device is arranged.

Disclosed herein is a system for x-ray backscatter inspection. The system comprises an interior cavity. The system also comprises a non-conductive fluid contained within the interior cavity. The system additionally comprises a power source within the interior cavity and submerged in the non-conductive fluid. The system further comprises an x-ray cathode within the interior cavity, submerged in the non-conductive fluid, and coupled to the power source. The system also comprises an x-ray anode within the interior cavity, submerged in the non-conductive fluid, and positioned to receive an electron emission from the x-ray cathode to generate an x-ray emission. The system additionally comprises a thermoelectric cooler surrounding the interior cavity and operable to draw heat from the non-conductive fluid.

A multitube X-ray emitter housing according to the invention includes a housing, a high-voltage supply and a cooling device with an electrically insulating cooling medium. The high-voltage supply has a plurality of high-voltage contacts connected in parallel on a single high-voltage supply lead. A first of at least one side surface of the housing has a first electrically conductive housing portion with a temperature-dependent electrical conductivity. The multitube X-ray emitter housing further includes: a control unit having an interface to receive a measured value representing the electrical conductivity of the first electrically conductive housing portion and to compare the measured value with a threshold value; and a switching device to switch off the high voltage based on the comparison.

A cooling system of a computed tomography (CT) system provides for a more efficient operation than known heretofore. The cooling system of the CT system includes a gantry and a table that moves an object into a bore of the gantry. The gantry includes part boxes mounted therein, and blade elements are formed in regions of the part boxes. The cooling system of the CT system includes a cooling method that includes a multiple cooling method including a stand-by mode and an operating mode.

An x-ray tube anode can include an electron hole extending from an electron entry at an exterior of the anode into a core of the anode, and an x-ray hole extending from an x-ray exit at the exterior of the anode into the core of the anode. The x-ray hole can intersect the electron hole at the core of the anode. In one embodiment, the electron hole and the x-ray hole can form a seamless bore from the electron entry to the x-ray exit. In another embodiment, the anode can be a single, integral, monolithic material with a single bore extending therethrough. In another embodiment, the core of the anode can include a target material located at a concave wall of the core of the anode.

An x-ray source has a target assembly including a target, an electron source for generating electrons to impact the target, and a flight tube assembly separating the target assembly from the electron source and transporting a coolant to the target assembly. The flight tube assembly includes a flight tube interface ring, a target cartridge tube, and an electrical isolation ring between the flight tube interface ring and the target cartridge tube.

An x-ray device may include a target that emits x-rays when subjected to electrons, an electron source configured to emit electrons toward the target, an elongated annular first shell connected to and supporting the electron source, and an elongated annular second shell connected to and supporting the target. The first shell and the second shell may be arranged one radially inside the other.

A computed tomography (CT) system having a cooling system includes: a gantry unit, including a rotor and an assembly component; an intake provided on a first surface of the rotor; and an outtake provided on a second surface opposite to the first surface of the rotor; wherein the gantry unit is cooled by air moving through the intake and the outtake due to a rotation force or a centrifugal force generated by a rotation movement of the rotor.

An X-ray diagnostic apparatus according to an embodiment includes an X-ray tube holding device, an X-ray detector, a rotator, an arm, and a tubular body. The X-ray tube holding device generates X-rays. The X-ray detector detects the X-rays. The rotator holds the X-ray tube holding device so as to be rotatable about a first rotation axis obtained by setting an irradiation direction of the X-rays as an axis. The arm holds the rotator and the X-ray detector and is rotatable about a second rotation axis different from the first rotation axis. The tubular body connects the X-ray tube holding device and a device away from the arm. The arm holds the rotator so as to be rotatable about the first rotation axis in a direction in which torsion of the tubular body is reduced.