A high-gradient linear accelerator comprises a solid-state stack in a vacuum of five sets of disc-shaped Blumlein modules each having a center hole through which particles are sequentially accelerated. Each Blumlein module is a sandwich of two outer conductive plates that bracket an inner conductive ...
An x-ray system for treatment cancer by delivering x-ray radiation directly to a desired region of tissue comprising an x-ray source with directed narrow space distribution of x-rays (linear accelerator), conditioning optics which direct and monochromotize x-ray radiation, an implantable needle with ...
An embodiment of the present invention includes the use of a single connection to measure the resonance frequency of main cells or side cells of a resonant structure, such as a linear accelerator cavity structure. Only one antenna is require to perform both the tasks of exciting a cavity structure a ...
A method, system, and apparatus for providing reduced dark current in a linear accelerator includes a cavity having an input aperture and an output aperture, and a particle source coupled to the input aperture, the input aperture having a radius greater than a radius of the output aperture.
A system for generating tunable pulsed monochromatic X-rays comprises a tabletop terawatt laser delivering 10 Joules of energy in 10 ps at a wavelength of 1.1 microns. The light beam from the laser is counter-propagated against an electron beam produced by a linear accelerator. X-ray photons are gen ...
A linear accelerator having cast dielectric composite layers integrally formed with conductor electrodes in a solventless fabrication process, with the cast dielectric composite preferably having a nanoparticle filler in an organic polymer such as a thermosetting resin. By incorporating this cast di ...
The accelerating structure comprises a resonant cavity within which are placed at least two longitudinal conducting supports. One end of each support is electrically connected to the cavity in such a manner as to be in quarter-wave resonance and in opposite phase. Drift tubes are electrically connec ...
Various embodiments provide a method and apparatus for forming a three-dimensional article through successive fusion of parts of at least one layer of a powder bed provided on a work table in an additive manufacturing machine, which parts corresponds to successive cross sections of the three-dimensi ...
In a clinical linear accelerator system for delivering charged particles for medical applications, a series of monolithic cavity-defining members is connected to form a succession of accelerating cavities, with temperature regulation being achieved by aligning internal cooling passageways through th ...
High efficiency linear accelerator structures comprising a succession of cylindrical resonant cavities which are accelerating cavities, and coupling annular cavities which are located at the periphery thereof, each of these annular cavities being coupled to two adjacent cylindrical cavities.
