Other

Axcelis Technologies, Inc.

Varian Semiconductor Equipment Associates, Inc.

Applied Materials, Inc.

William Davis Lee

Mark R Amato

James P Bennett

Susan L Michaud

Jillian Reno

Ashwin Madhukar Purohit

Nick Ruebel

Alexandre Likhanskii

Stephen L Spotts

Marvin Raymond LaFontaine

Daniel J Raymond

Jay Thomas Scheuer

Frank Sinclair

Scott Penfold

Peter F Kurunczi

Maureen Petterson

Svetlana Radovanov

Neil J Bassom

William M Holber

Kevin R Anglin

Ryan Downey

Charles T Carlson

William F DiVergilio

Daniel R Tieger

Robert D Rathmell

Allan D Weed

Richard Rzeszut

Christian T Metcalfe

Warren R Kirsch

William P Reynolds

Steve Drummond

Perry J I Justesen

Gary M Cook

Morgan Evans

Anthony Renau

Peter Lawrence Kellerman

Costel Biloiu

Craig Richard Chaney

Paul J Murphy

Marvin Farley

Samir A Nayfeh

Alexander S Perel

Alexander H Slocum

Shengwu Chang

Neil K Colvin

Tristan Yonghui Ma

Roger Bradford Fish

Tseh-Jen Hsieh

James S Buff

Stanislav S Todorov

Daniel Distaso

Joseph Daniel Gillespie

Edward K McIntyre

David P Sporleder

Kan Ota

Peter G Marston

Ari Eiriksson

Thomas R Omstead

Edward W Bell

Nandish Desai

Christopher Lupoli

Stanley W Stone

Wai-Ming Tam

James Alan Pixley

David Bernhardt

Jason R Beringer

Donovan Beckel

Armin Huseinovic

Louis P Wainwright

Denis A Robitaille

Kevin J Hoyt

David B Smith

James Gregg

Teng Chao D Tao

Lou Wainwright

Edward Ivanov

Stephen Sledge

Lauri Reichert

Kyle Schmanke

Edward J Ladny

Nathaniel Robinson

Faye Hendley Elgart

Dennis Klesel

David Shanner

Teng Chao Tao

A drift tube may include a middle portion, arranged as a hollow cylinder, and coupled to receive an RF voltage signal. The drift tube may include a first end portion, adjacent to and electrically connected to the middle portion. The middle portion and the first end portion may define a central opening to conduct an ion beam therethrough, along a direction of beam propagation. The first end portion may include a first focus assembly, and a second focus assembly, where the first focus assembly and the second focus assembly are movable with respect to one another along the direction of beam propagation, from a first configuration to a second configuration.

Drift tube, apparatus and ion implanter having variable focus electrode in linear accelerator

An apparatus may include a drift tube assembly, the drift tube assembly defining a triple gap configuration, and arranged to accelerate and transmit an ion beam along abeam path. The apparatus may include a resonator, to output an RF signal to the drift tube assembly, and an RF quadrupole triplet, connected to the drift tube assembly, and arranged circumferentially around the beam path.

RF quadrupole particle accelerator

The invention comprises a method and apparatus for generating a rare earth from a rare earth oxide, comprising the sequential steps of: (1) reducing temperature about the rare earth oxide to less than zero degrees Celsius; (2) reducing pressure to boil off contaminant water in a powder sample of the rare earth oxide at a molecular escape velocity not disturbing the powdered rare earth oxide; and (3) heating the rare earth oxide to greater than 1000&#xb0; C. in the presence hydrogen gas while optionally: (1) collecting and determining mass of a water product to determine a consumption mass of the starting hydrogen gas in a main reaction process using the equation REO+3H&#x2192;2RE+3HO, wherein 'RE' comprises at a rare earth and (2) injecting replacement hydrogen gas into the main reaction chamber up to the consumption mass.

Rare earth oxide to rare earth extraction apparatus and method of use thereof

The invention comprises a container apparatus and/or a method of manufacture thereof, comprising: a pressure containment housing containing both a first chemical and a second chemical; an interface configured to control dispersal of the first and second chemical out of the container; and a pressure within the container at time of manufacture exceeding ten bar. Generally, the mixture includes: (1) nitrous oxide as a gas, a liquid, a supercritical fluid, or a solid and (2) at least one of molecular hydrogen, helium, molecular nitrogen, carbon dioxide, neon, argon, krypton, and xenon in the form of a gas, liquid, supercritical fluid, or solid.

Multi-gas pressurized housing apparatus and method of manufacture thereof

Provided herein are approaches for in-situ plasma cleaning of ion beam optics. In one approach, a system includes a component (e.g., a beam-line component) of an ion implanter processing chamber. The system further includes a power supply for supplying a first voltage and first current to the component during a processing mode and a second voltage and second current to the component during a cleaning mode. The second voltage and current are applied to one or more conductive beam optics of the component, individually, to selectively generate plasma around one or more of the one or more conductive beam optics. The system may further include a flow controller for adjusting an injection rate of an etchant gas supplied to the beam-line component, and a vacuum pump for adjusting pressure of an environment of the beam-line component.

In-situ plasma cleaning of process chamber components

An apparatus may include a first beam sensor, disposed adjacent a first position along a beamline. The apparatus may further include a second beam sensor, disposed adjacent a second position along the beamline, at a predetermined distance, downstream of the first beam sensor. The apparatus may include a detection system, coupled to the first beam sensor and to the second beam sensor to receive from a pulsed ion beam a first electrical signal from the first beam sensor and a second electrical signal from the second beam sensor.

Apparatus and techniques for ion energy measurement in pulsed ion beams

The invention comprises an apparatus and/or a method of use thereof for dispensing whipped cream, comprising: a profi including a pressure containment housing, a first receiving port integrated into the pressure containment housing, a dispensing port integrated into the pressure containment housing, and at least a first pressure cartridge containing at least a liquid form of nitrous oxide, where the pressure cartridge includes a pressure gas delivery port and where a connection between the receiving port and the pressure gas delivery port form: (1) a section of a pressure containment unit encompassing contents of the pressure containment housing and the pressure cartridge and (2) an open path between the pressure containment housing and the pressure cartridge.

Profi-cartridge apparatus and methods of use thereof

The invention comprises a method and apparatus for treating a tumor of a patient with charged particles, comprising the step of developing a multi-modality treatment plan, the multi-modality treatment plan directing: (1) use of a first beam type to treat a first volume of the tumor, the first beam type a first mass per particle and (2) use of a second beam type to treat a second volume of the tumor, the second beam type comprising a second mass per particle, where the second mass per particle is at least ten percent different than the first mass per particle and the second volume differs from the first volume. The multi-modality treatment plan is optionally formed by selectively merging treatment plans using the respective particle types or is developed using properties of the multiple particle types.

Treatment beam selection apparatus and method of use thereof

The invention comprises a method and apparatus for using a multi-layer multi-color scintillation based detector element to image a tumor of a patient using a process of determining residual energies of positively charged particles after passing through the patient, the process comprising the steps of: (1) transmitting the positively charged particles at known energies through the patient and into a multi-layer detector element; (2) detecting first and second secondary photons, resultant from passage of the positively charged particles, respectively from a first layer of a first scintillation material and a second layer of a second scintillation material at two respective layer depths, where the first wavelength range differs from the second wavelength range; (4) determining residual energies of the positively charged particles, using output from the step of detecting; and (5) relating the residual energies to body densities to generate an image.

Multi-color charged particle detector apparatus and method of use thereof

The invention comprises a segmented rolling floor apparatus and method of use thereof, such as for use in a charged particle cancer therapy system. The segmented rolling floor comprises a first spool and a second spool, attached to opposite ends of the rolling floor, which cooperatively wind and unwind the rolling floor. The segmented rolling floor circumferentially surrounds a nozzle system penetrating through an aperture in the segmented rolling floor, where the nozzle system is used to deliver charged particles, from an accelerator, to a tumor of a patient. The rolling floor and nozzle systems move at respective rates maintaining the nozzle system in the aperture allowing for a safe/walkable floor while allowing treatment of the tumor as a gantry rotates the nozzle system and delivers protons to the tumor from positions above and below the floor.

Gantry charged particle nozzle system&#x2014;rolling floor interface apparatus and method of use thereof

An apparatus may include an RF power assembly, arranged to output an RF signal, and a drift tube assembly, arranged to transmit an ion beam, and coupled to the RF power assembly. The drift tube assembly may include a first ground electrode; an AC drift tube assembly, disposed downstream of the first ground electrode; and a second ground electrode, disposed downstream of the AC drift tube assembly, where the AC drift tube assembly comprises at least one variable length AC drift tube.

System, apparatus and method for variable length electrode in linear accelerator

The invention comprises a method and apparatus for imaging a tumor with X-rays while, simultaneously or alternatingly, treating or imaging the tumor with positively charged particles. An X-ray imaging system, such as one or two sets of a cone beam X-ray source coupled to an X-ray detector, is rotatable about a first axis and a patient. The X-ray imaging system is positioned off axis a path of charged particles delivered through an exit port of a nozzle system from a synchrotron and does not block a path of the positively charged particles from the exit nozzle to the patient or an imaging path from the patient to a scintillation detector. Fiducial indicators are used to confirm an unobstructed path of the positively charged particles in a treatment room comprising many movable elements, such as the X-ray imaging system and a patient positioning system/couch.

Simultaneous multi-axes imaging apparatus and method of use thereof

The invention comprises a method and apparatus for treating a tumor of a patient, in a beam treatment center comprising a floor, with positively charged particles, comprising: (1) a synchrotron mounted to an elevated floor section above the floor of the beam treatment center; (2) a beam transport system, comprising: at least three fixed-position beam transport lines, where none of the synchrotron and the beam transport system penetrate through the floor of the beam treatment center; (3) the positively charged particles transported from the synchrotron, through the beam transport system, to a position above a patient positioning system during use; and (4) an optional repositionable nozzle system connected to a first, second, and third fixed-position beam transport line at a first, second, and third time, respectively, where the nozzle track forms an arc of a circle and the repositionable nozzle system moves along the nozzle track.

Multi-direction proton therapy apparatus and method of use thereof

Growing community of inventors

Rockport, ME, United States of America

William Davis Lee