Bruce M Carder: High-gradient compact linear accelerator. Richard Main, William Daubenspeck, William R Moser, May 26, 1998: US05757146 (23 worldwide citation)

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 ...

George Gutman: X-ray system with implantable needle for treatment of cancer. Brooks & Kushman P C, June 17, 2003: US06580940 (23 worldwide citation)

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 ...

Chong Guo Yao: System and method for tuning a resonant structure. Siemens Medical Solutions USA, April 9, 2002: US06369585 (23 worldwide citation)

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 ...

Xiaodong Ding, Kenneth Whitham: Low dark current linear accelerator. Siemens Medical Solutions USA, July 15, 2003: US06593696 (23 worldwide citation)

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.

Frank E Carroll, Robert H Traeger, Marcus H Mendenhall, James W Waters, Glenn Edwards, Charles A Brau: System and method for producing pulsed monochromatic X-rays. Vanderbilt University, Cooley Godward, December 18, 2001: US06332017 (22 worldwide citation)

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 ...

David M Sanders, Stephen Sampayan, Kirk Slenes, H M Stoller: Cast dielectric composite linear accelerator. Lawrence Livermore National Security, TPL, James S Tak, John H Lee, November 10, 2009: US07615942 (22 worldwide citation)

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 ...

Jacques Pottier: Heavy ion accelerating structure and its application to a heavy-ion linear accelerator. Commissariat a l Energie Atomique, Pearne Gordon Sessions McCoy & Granger, January 1, 1980: US04181894 (22 worldwide citation)

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 ...

Ulf Ackelid: Method and apparatus for additive manufacturing. Arcam, Alston & Bird, January 24, 2017: US09550207 (21 worldwide citation)

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 ...

Chong Guo Yao: Monolithic structure with internal cooling for medical linac. Siemens Medical Systems, March 31, 1998: US05734168 (21 worldwide citation)

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 ...

Tran Duc Tien: Multiperiodic accelerator structures for linear particle accelerators. CGR Mev, Oblon Fisher Spivak McClelland & Maier, September 16, 1975: US3906300 (21 worldwide citation)

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.