Technology is described for an anode including a substrate, a target, and an anode shield. The substrate including a substrate material includes a first portion with a first cross-sectional dimension, and a second portion with a second cross-sectional dimension greater than the first cross-sectional dimension. The target includes a target material attached to a first surface of the first portion of the substrate. The anode shield includes a shield material attached to a second surface of the second portion of the substrate, and the substrate material differs from the target material and the shield material.

The present disclosure relates to a brazing structure. The brazing structure may comprise a first portion and a second portion. At least one of the first portion or the second portion may include a connection-reinforcing surface. The connection-reinforcing surface may include a groove region and a filler placement region. The filler placement region may be configured to hold a filler material in solid state before brazing. The groove region may include a plurality of grooves where the filler material flows into after being melted. The first portion and the second portion may be connected by a braze joint formed by the filler material.

A transmission-target x-ray tube can include an x-ray window 12 mounted on a window-housing 13. The window-housing 13 can be made of a high density material with a high atomic number, and can include an aperture 13.sub.a with an increasing-inner-diameter region 23 for blocking x-rays and electrons.

An anode target, a ray light source, a computed tomography device, and an imaging method, which relate to the technical field of ray processing. The anode target comprises a first anode target, a second anode target, and a ceramic plate. The first anode target is used for enabling, by means of a first voltage carried on the first anode target, an electron beam emitted by a cathode to generate a first ray on a target spot of the first anode target. The second anode target is used for enabling, by means of a second voltage carried on the second anode target, an electron beam emitted by the cathode to generate a second tray on a target spot of the second anode. The ceramic plate is used for isolating the first anode target from the second anode target. By means of the anode target, the ray light source, the computed tomography device and the imaging method, dual-energy distributed ray imaging data can be provided and the imaging quality of a ray system can be improved.

A radiation tube attachment member includes: a common substrate that supports one end side of each of a plurality of radiation tubes and holds the plurality of radiation tubes in a state in which the plurality of radiation tubes are arranged; and a positioning portion that is provided in the common substrate and locates a focus of each of the plurality of radiation tubes at which radiation is emitted at a target position.

An anode target comprises: a plurality of target structures, used for receiving an electron beam emitted by a cathode to generate a ray, the plurality of target structures being of three-dimensional structures having bevels; a copper cooling body, used for bearing the target structures and comprising an oxygen-free copper cooling body; a cooling oil tube, used for cooling the anode target; and a shielding layer, used for achieving a shielding effect and comprising a tungsten shielding layer. The anode target, the ray light source, the computed tomography scanning device, and the imaging method in the present application are able to enable all target spots on the anode target to be distributed on a straight line, imaging quality of a ray system is improved, and complexity of an imaging system is reduced.

A multi-pixel x-ray source is provided. The x-ray source includes a plurality of transmission target assemblies. The transmission target assembly includes a tungsten target and a diamond substrate. The substrate includes a first transmission surface and a second transmission surface opposite first transmission surface. The substrate further includes a first side surface and a second side surface disposed between the first and second transmission surfaces. The target covers the first transmission surface of the substrate. The transmission target assembly further includes a base. The base surrounds the first and second side surfaces of substrate, exposing a collimator surface of the second transmission surface and the target. The transmission target assembly is configured to transmit x-ray generated by the target through the target and the substrate.

A component part in a vacuum area of an X-ray tube with an opening through which an electron beam is guided. The component part includes a base body made of a first material, wherein the first material is a metal. Arranged on a surface forming the opening is a second material having an atomic number which is smaller than an atomic number of the first material. A target support is attached to an end of the component part. The target support supports a target which is aligned with a lens diaphragm formed at the end of the component part. The target support has a base body made of a first material which is a metal, and a second material formed on a surface of the base body that is selectively exposed to the electron beam and which extends between the target and the lens diaphragm.

Some embodiments include an x-ray system, comprising: a support structure including a mounting surface; a target attached to the support structure on the mounting surface; wherein the target has a grain structure having a first dimension along an axis perpendicular to the mounting surface is longer than a longest dimension along any axis parallel to the mounting surface.

Some embodiments include an x-ray system, comprising: a support structure including a mounting surface; a target attached to the support structure on the mounting surface; wherein the target has a grain structure having a first dimension along an axis perpendicular to the mounting surface is longer than a longest dimension along any axis parallel to the mounting surface.