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8183801 |
Interlaced multi-energy radiation sources
Multi-energy radiation sources comprising charged particle accelerators driven by power generators providing different RF powers to the accelerator, capable of interlaced operation, are disclosed....
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8169167 |
Methods for diagnosing and automatically controlling the operation of a particle accelerator
Methods are described wherein the signals from various sensors that monitor parameters such as beam position, beam intensity at each turn, number of turns, extracted current, extracted beam profile...
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8169166 |
Low-injection energy continous linear electron accelerator
This invention relates to continuous standing-wave linear electron accelerator (9) comprising a low-energy electron source (10), for example, within a range of 10-20 keV, an accelerating structure...
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8159157 |
Nanotubes as linear accelerators
According to certain embodiments, a linear accelerator comprises a nanotube, a particle, and an energy source. The nanotube has a cylindrical shape, and the particle is disposed within the...
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8148923 |
Method for accelerating electrons in a linear accelerator and an accelerating structure for carrying out said method
Low-injection energy electrons are accelerated in a continuous standing wave linear accelerator. Electron flow is supplied directly from a low-energy electron source to subsequent sequential...
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8143816 |
Power variator
An apparatus for use in a process to regulate power for a particle accelerator includes a first circulator, a second circulator, a tee coupled between the first and the second circulator, and a...
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8111025 |
Charged particle accelerators, radiation sources, systems, and methods
Man-portable radiation generation sources and systems that may be carried by hand to a site of interest by one or two people, are disclosed. Methods of use of such sources and systems are also...
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8093840 |
Use of off-axis injection as an alternative to geometrically merging beams in an energy-recovering linac
A method of using off-axis particle beam injection in energy-recovering linear accelerators that increases operational efficiency while eliminating the need to merge the high energy re-circulating...
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8089224 |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Methods for diagnosing and automatically controlling the operation of a particle accelerator
Methods are described wherein the signals from various sensors that monitor parameters such as beam position, beam intensity at each turn, number of turns, extracted current, extracted beam profile...
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8063390 |
Electron cooling system and method for increasing the phase space intensity and overall intensity of ion beams in multiple overlap regions
An electron cooling system and method for increasing the phase space intensity and overall intensity of ion beams in multiple overlap regions, including a vacuum chamber to allow a single electron...
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8039819 |
Device and method for creating a spatial dose distribution in a medium volume
A device and a method for creating a spatial dose distribution in a medium volume (22) are described. A laser system produces laser pulses (12) with a pulse length shorter than 200 fs...
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8035321 |
Injector for betatron
An electron acceleration portion of a Betatron having a vacuum chamber with an interior wall spaced from an exterior wall with a main electron orbit located approximate to the exterior wall and the...
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8022900 |
OLED display
An OLED display includes a pixel having a first sub-pixel, a second sub-pixel, a third sub-pixel, and a fourth sub-pixel, each of which displays a different color, a gate line for transmitting gate...
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7982416 |
Circular accelerator
In a circular accelerator, a magnetic pole edge portion of a bending electromagnet into and from which a charged particle beam enters and exits is provided with endpacks. A first protrusion is...
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7952304 |
Radiation system
Radiation systems, including apparatuses and methods, for providing multiple independent RF electron accelerators with RF power from a single RF generator. The radiation systems may be employed in...
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7947969 |
Stacked conformation radiotherapy system and particle beam therapy apparatus employing the same
A stacked conformation radiotherapy system capable of homogenizing a radiation dose distribution, including an irradiation head and irradiation control means. The irradiation head projects a...
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7949126 |
Unsplit bipolar pulse forming line
A bipolar pulse forming transmission line module and system for linear induction accelerators having first, second, third, and fourth planar conductors which form a sequentially arranged...
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7906770 |
Methods and apparatus for the planning and delivery of radiation treatments
Methods and apparatus are provided for planning and delivering radiation treatments by modalities which involve moving a radiation source along a trajectory relative to a subject while delivering...
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7898193 |
Slot resonance coupled standing wave linear particle accelerator
A slot resonance coupled, linear standing wave particle accelerator. The accelerator includes a series of resonant accelerator cavities positioned along a beam line, which are connected by resonant...
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7898192 |
Modular linac and systems to support same
Some embodiments include an accelerator waveguide to generate an accelerated radiation beam, and a housing to house to accelerator waveguide. The housing may include an interface to couple the...
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7884333 |
Particle beam and crabbing and deflecting structure
A new type of structure for the deflection and crabbing of particle bunches in particle accelerators comprising a number of parallel transverse electromagnetic (TEM)-resonant) lines operating in...
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7880154 |
Methods and apparatus for the planning and delivery of radiation treatments
Methods and apparatus are provided for planning and delivering radiation treatments by modalities which involve moving a radiation source along a trajectory relative to a subject while delivering...
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7880146 |
Tune-stabilized, non-scaling, fixed-field, alternating gradient accelerator
A FFAG is a particle accelerator having turning magnets with a linear field gradient for confinement and a large edge angle to compensate for acceleration. FODO cells contain focus magnets and...
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7868564 |
H-mode drift-tube linac and design method therefor
A linearity of a voltage change to a tuner insertion amount is verified for at least one of a plurality of tuners. Based on the voltage change linearity, individual voltage change data...
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7859199 |
Magnetic chicane for terahertz management
The introduction of a magnetic electron beam orbit chicane between the wiggler and the downstream initial bending dipole in an energy recovering Linac alleviates the effects of radiation propagated...
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7858951 |
Skew chicane based betatron eigenmode exchange module
A skewed chicane eigenmode exchange module (SCEEM) that combines in a single beamline segment the separate functionalities of a skew quad eigenmode exchange module and a magnetic chicane. This...
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7821213 |
Techniques for controlling a charged particle beam
Techniques for controlling a charged particle beam are disclosed. In one particular exemplary embodiment, the techniques may be realized as a charged particle acceleration/deceleration system. The...
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7816870 |
Fast ferroelectric phase shift controller for accelerator cavities
A method and systems for fast ferroelectric tuning of RF power used in a particle accelerating system. By adjusting the voltages fed to the ferroelectric phase shift controller, the amplitude and...
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7791290 |
Ultra-small resonating charged particle beam modulator
A method and apparatus for modulating a beam of charged particles is described in which a beam of charged particles is produced by a particle source and a varying electric field is induced within...
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7791291 |
Diamond field emission tip and a method of formation
A diamond field emission tip and methods of forming such diamond field emission tips, for use with cathodes that will act as a source of and emit beams of charged particles.
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7786823 |
Power regulators
An apparatus for use with a power generator includes a first power splitter having an input port, wherein the input port is configured to connect to a power generator, a second power splitter...
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7786675 |
Fast ferroelectric phase shift controller for accelerator cavities
The present invention relates to methods and systems for fast ferroelectric tuning of RF power used in a particle accelerating system. By adjusting the voltages fed to the ferroelectric phase shift...
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7759883 |
Dual-rotary-coupling, internal-waveguide linac for IORT
Electromedical apparatus for intraoperative radiotherapy via a linac. It includes an arm in which, at an extremity thereof, an oscillator is assembled which generates electromagnetic waves, and...
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7746192 |
Polyhedral contoured microwave cavities
Fabrication methods for contoured polyhedral cavities for particle acceleration are disclosed. The process may include: trimming flat sheets to a conformal shape; bending the sheets to form a...
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7714513 |
Electron beam induced resonance
We describe an ultra-small structure that produces visible light of varying frequency, from a single metallic layer. In one example, a row of metallic posts are etched or plated on a substrate...
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7710040 |
Single layer construction for ultra small devices
An array of ultra-small structures of between ones of nanometers to hundreds of micrometers in size that can be energized to produce at least two different frequencies of out put energy or data,...
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7710051 |
Compact accelerator for medical therapy
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 ...
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7683556 |
System with acceleration tube conditioning apparatus and acceleration tube conditioning method
In an acceleration tube conditioning apparatus for performing a conditioning process on an acceleration tube when a high frequency power signal to be supplied to an acceleration tube is generated...
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7679297 |
Petawatt pulsed-power accelerator
A petawatt pulsed-power accelerator can be driven by various types of electrical-pulse generators, including conventional Marx generators and linear-transformer drivers. The pulsed-power...
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7649328 |
Compact high-power pulsed terahertz source
A sub-mm wave source based on Cherenkov resonant radiation of a microbunched electron beam radiating coherently in a dielectric-loaded pipe. The microbunched electron beam is produced in a pulse...
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7645994 |
Device for outputting high and/or low energy X-rays
Disclosed is a device for outputting high and/or low energy X-rays, in which the electron gun power supply provides power to the electron linear accelerating tube under the control of the control...
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7629598 |
Particle beam irradiation method using depth and lateral direction irradiation field spread and particle beam irradiation apparatus used for the same
In a particle beam irradiation method and a particle beam irradiation apparatus in which depth direction irradiation field spread and lateral direction irradiation field spread are performed, an...
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7619374 |
Radiotherapy system for performing radiotherapy with presice irradiation
A radiotherapy system includes: a waveguide, an adjustable waveguide, and a non-reciprocal circuit element. The waveguide transmits a high-frequency wave from a high-frequency power source to an...
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7615942 |
Cast dielectric composite linear accelerator
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...
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7612346 |
Non-axisymmetric charged-particle beam system
The charged-particle beam system includes a non-axisymmetric diode forms a non-axisymmetric beam having an elliptic cross-section. A focusing element utilizes a magnetic field for focusing and...
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7609009 |
Linear ion accelerator
The electrode lengths of a plurality of electrodes linearly arranged in an acceleration cavity are proportional to the velocity of a traveling ion beam. Further, the electrode length is so...
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7582886 |
Gantry for medical particle therapy facility
A particle therapy gantry for delivering a particle beam to a patient includes a beam tube having a curvature defining a particle beam path and a plurality of fixed field magnets sequentially...
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7576499 |
Sequentially pulsed traveling wave accelerator
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...
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7576339 |
Ion implantation apparatus and method for obtaining non-uniform ion implantation energy
An ion implantation apparatus includes an ion beam source for generating an ion beam; an implantation energy controller disposed on a path of the ion beam for controlling the ion implantation...
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7560716 |
Free electron oscillator
A beam of charged particles (e.g., an electron beam) from a charged particle source can be selectively applied to a pair of electrodes. For example, the charged particles can be electrons that are...
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