1
Stephen E Sampayan, George J Caporaso, Hugh C Kirbie: Enhanced dielectric-wall linear accelerator. The United States of America represented by the Department of Energy, William C Daubenspeck, William R Moser, Paul A Gottlieb, September 22, 1998: US05811944 (86 worldwide citation)

A dielectric-wall linear accelerator is enhanced by a high-voltage, fast e-time switch that includes a pair of electrodes between which are laminated alternating layers of isolated conductors and insulators. A high voltage is placed between the electrodes sufficient to stress the voltage breakdown o ...


2
George J Caporaso, Stephen E Sampayan, Hugh C Kirbie: Dielectric-wall linear accelerator with a high voltage fast rise time switch that includes a pair of electrodes between which are laminated alternating layers of isolated conductors and insulators. The United States of America represented by the United States Department of Energy, Robert B Main, William C Daubenspeck, William R Moser, October 13, 1998: US05821705 (77 worldwide citation)

A dielectric-wall linear accelerator is improved by a high-voltage, fast rise-time switch that includes a pair of electrodes between which are laminated alternating layers of isolated conductors and insulators. A high voltage is placed between the electrodes sufficient to stress the voltage breakdow ...


3
George J Caporaso, Stephen E Sampayan, Hugh C Kirbie: Vacuum-surface flashover switch with cantilever conductors. The United States of America represented by the United States Department of Energy, William C Daubenspeck, Richard B Main, Virginia B Caress, August 21, 2001: US06278239 (75 worldwide citation)

A dielectric-wall linear accelerator is improved by a high-voltage, fast rise-time switch that includes a pair of electrodes between which are laminated alternating layers of isolated conductors and insulators. A high voltage is placed between the electrodes sufficient to stress the voltage breakdow ...


4
George J Caporaso, Stephen E Sampayan, Hugh C Kirbie: Compact accelerator. The Regents of the University of California, James S Tak, February 6, 2007: US07173385 (37 worldwide citation)

A compact linear accelerator having at least one strip-shaped Blumlein module which guides a propagating wavefront between first and second ends and controls the output pulse at the second end. Each Blumlein module has first, second, and third planar conductor strips, with a first dielectric strip b ...


5
George J Caporaso, Scott D Nelson, Brian R Poole: Sequentially pulsed traveling wave accelerator. Lawrence Livermore National Security, James S Tak, John H Lee, August 18, 2009: US07576499 (36 worldwide citation)

A sequentially pulsed traveling wave compact accelerator having two or more pulse forming lines each with a switch for producing a short acceleration pulse along a short length of a beam tube, and a trigger mechanism for sequentially triggering the switches so that a traveling axial electric field i ...


6
Daniel S Prono, George J Caporaso, Richard J Briggs: Electrostatic wire for stabilizing a charged particle beam. The United States of America represented by the United States Department of Energy, William H F Howard, L E Carnahan, Judson R Hightower, March 26, 1985: US04507614 (34 worldwide citation)

In combination with a charged particle beam generator and accelerator, apparatus and method are provided for stabilizing a beam of electrically charged particles. A guiding means, disposed within the particle beam, has an electric charge induced upon it by the charged particle beam. Because the sign ...


7
George J Caporaso, Yu Jiuan Chen, Steven A Hawkins, Stephen E Sampayan, Arthur C Paul: Compact accelerator for medical therapy. Lawrence Livermore National Security, James S Tak, May 4, 2010: US07710051 (33 worldwide citation)

A compact accelerator system having an integrated particle generator-linear accelerator with a compact, small-scale construction capable of producing an energetic (˜70-250 MeV) proton beam or other nuclei and transporting the beam direction to a medical therapy patient without the need for bending m ...


8
Stephen E Sampayan, William J Orvis, George J Caporaso, Ted F Wieskamp: Flat panel ferroelectric electron emission display system. The Regents of the University of California, Henry P Sartorio, John W Wooldridge, April 16, 1996: US05508590 (33 worldwide citation)

A device which can produce a bright, raster scanned or non-raster scanned image from a flat panel. Unlike many flat panel technologies, this device does not require ambient light or auxiliary illumination for viewing the image. Rather, this device relies on electrons emitted from a ferroelectric emi ...


9
George J Caporaso, Scott D Nelson: Dispersion-free radial transmission lines. Lawrence Livermore National Security, James S Tak, April 12, 2011: US07924121 (7 worldwide citation)

A dispersion-free radial transmission line (“DFRTL”) preferably for linear accelerators, having two plane conductors each with a central hole, and an electromagnetically permeable material (“EPM”) between the two conductors and surrounding a channel connecting the two holes. At least one of the mate ...


10
George J Caporaso, Stephen E Sampayan, James S Sullivan, David M Sanders: Optically-initiated silicon carbide high voltage switch. Lawrence Livermore National Security, James S Tak, February 28, 2012: US08125089 (6 worldwide citation)

An improved photoconductive switch having a SIC or other wide band gap substrate material, such as GaAs and field-grading liners composed of preferably SiN formed on the substrate adjacent the electrode perimeters or adjacent the substrate perimeters for grading the electric fields.