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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...
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...
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...
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...
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...
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...
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...
7554275 Proton accelerator complex for radio-isotopes and therapy  
A complex of proton accelerators, includes the following functionally interconnected components: a proton source, a cyclotron, at least one target, located either internally or externally to the...
7554106 Partial ion implantation apparatus and method using bundled beam  
An ion implantation apparatus comprises an ion beam source for generating an initial ion beam, a bundled ion beam generator adapted to change the initial ion beam into a bundled ion beam based on a...
7541755 Inductive load broadband RF system  
Many applications in scientific experimentation or industrial production require the generation and shaping of charged particle bunches. A particle bunch shaper can use less expensive and smaller...
7521674 Method for trapping uncharged multi-pole particles  
Apparatus and method for trapping uncharged multi-pole particles comprises a bound cavity for receiving the particles, and a multiplicity of electrodes coupled to the cavity for producing an...
7440568 Bipolar pulse forming line  
A bipolar pulse forming transmission line module for linear induction accelerators having first, second, third, fourth, and fifth planar conductors which form an interleaved stack with dielectric...
7432672 Variable radiofrequency power source for an accelerator guide  
An apparatus for use with an accelerator includes a circulator having a first port, a second port, a third port, and a fourth port, wherein the first port is configured to couple to a power...
7423381 Particle accelerator and methods therefor  
Standing-wave linear accelerators (linac) having a plurality of accelerating cavities and which do not have any auxiliary cavities are provided. Such linacs are useful for industrial applications...
7423278 Ion acceleration system for hadrontherapy  
System for ion acceleration for medical purposes comprising a conventional or superconducting cyclotron, a radiofrequency linear accelerator (Linac), a Medium Energy Beam Transport line (MEBT)...
7411361 Method and apparatus for radio frequency cavity  
In an electron accelerator, a conductive housing defines a cavity. Photoelectrons are emitted from a photocathode into the cavity when light is applied to the photocathode. Via an opening formed in...
7400094 Standing wave particle beam accelerator having a plurality of power inputs  
A device for generating a particle beam includes a particle source, and a structure having a first section and a second section, the first section coupled to the particle source, the first section...
7397206 Phase switch and a standing wave linear accelerator with the phase switch  
A phase switch (energy switch) comprising a three-cavity system (an end-coupled cavity+side-passed accelerate cavity+an end-coupled cavity) and a separate single couple cavity is disclosed. The...
7385203 Charged particle beam extraction system and method  
A charged particle beam extraction system and method capable of ensuring higher safety when extraction of an ion beam is on/off-controlled during irradiation of the ion beam for treatment. The...
7381967 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...
7355357 Plasma accelerator  
A plasma accelerator is provided. The plasma accelerator includes a chamber having a closed top, an opened bottom and a lateral surface, a first coil section comprising a plurality of coils that...
7345436 Apparatus and method for controlling the beam current of a charged particle beam  
An apparatus for producing a beam of charged particles is provided, which comprises an emitter ( 1, 2 ) and a switching device ( 3 ) adapted to switch between first, second and third beam current...
7345435 Superstructure for high current applications in superconducting linear accelerators  
A superstructure for accelerating charged particles at relativistic speeds. The superstructure consists of two weakly coupled multi-cell subunits equipped with HOM couplers. A beam pipe connects...
7342230 Terahertz imaging system and associated method  
A terahertz imaging system uses a terahertz light source to illuminate a target object with a series of short pulses of terahertz light. The pulses have a low average output power but a high peak...
7336764 Electron beam accelerator and ceramic stage with electrically-conductive layer or coating therefor  
A ceramic electron beam accelerator is disclosed finding particularly efficacious uses in X-ray electronic circuit imaging and testing applications. The ceramic stage design eliminates the need for...
7315141 Method for the production of wideband THz radiation  
A method for the production of extremely wide bandwidth THz radiation comprising: delivering an electron beam from a source to an undulator that does not deflect the angle or transversely move the...
7297967 Particle beam irradiation system and method of adjusting irradiation apparatus  
The present invention provides an increased degree of uniformity of radiation dose distribution for the interior of a diseased part. A particle beam therapy system includes a charged particle beam...
7262566 Standing-wave electron linear accelerator  
A particle accelerator system, including apparatuses and methods, for producing a beam of bunched charged particles at high intensities and with minimal energy dispersion comprises a bunching...
7242158 Distributed RF sources for medical RF accelerator  
Some embodiments include an accelerator waveguide having a plurality of cavities, and at least two RF power sources, each of the at least two RF power sources being separately coupled to a...
7239095 Dual-plunger energy switch  
A dual-plunger energy switch assembly for standing wave linear particle beam accelerators capable of operating in a higher energy mode and a lower energy mode employs two mechanical plungers that...
7208889 Particle accelerator having wide energy control range  
A particle accelerator system for producing a charged particle beam having pulses of charged particles that have different energy levels from pulse to pulse. The system enables independent...
7183564 Channel spark source for generating a stable focused electron beam  
In a channel spark source triggered by gas discharge for generating a stable focused electron beam, a gas supply for a hollow cathode thereof is provided which generates in the hollow cathode a...
7173385 Compact accelerator  
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....
7166973 Use of incomplete energy recovery for the energy compression of large energy spread charged particle beams  
A method of energy recovery for RF-base linear charged particle accelerators that allows energy recovery without large relative momentum spread of the particle beam involving first accelerating a...
7157868 Linear accelerator  
A linear accelerator comprises a series of accelerating cavities, adjacent pairs of which are coupled via coupling cavities, in which at least one coupling cavity comprises a rotationally...
7141810 Particle beam irradiation system  
A particle beam irradiation system which can increase an availability factor. An ion beam extracted from one proton beam linac is bent at 90 degrees by a switching magnet and is introduced to RI...
7138771 Apparatus for pre-acceleration of ion beams used in a heavy ion beam application system  
The present invention relates to an apparatus for pre-acceleration of ions and optimized matching of beam parameters used in a heavy ion application comprising a radio frequency quadruple...
7130371 System for alternately pulsing energy of accelerated electrons bombarding a conversion target  
A RF linear electron accelerator system for generating a beam of accelerated electrons bunched in pulses having different energy spectra from pulse to pulse. The system is operable to generate a...
7116064 Axisymmetric emittance-compensated electron gun  
An electron gun includes a cathode, a cavity, and an energy input. The cavity resonates at a particular frequency, and the cathode generates an electron beam along its longitudinal axis when driven...
7098615 Radio frequency focused interdigital linear accelerator  
An interdigital (Wideröe) linear accelerator employing drift tubes, and associated support stems that couple to both the longitudinal and support stem electromagnetic fields of the linac, creating...
7091478 Method and device for controlling a beam extraction raster scan irradiation device for heavy ions or protons  
The invention relates to a method and to a device for controlling a beam extraction irradiation device for heavy ions operating according to the raster scan technique, wherein the beam energy, beam...
7078697 Thermally powered terahertz radiation source using photonic crystals  
Although THz radiation is naturally emitted by hot objects, the intensity levels are too weak to be considered as a practical THz source for most applications. Photonic crystal structures are used...
7071479 Particle beam irradiation system and method of adjusting irradiation apparatus  
The present invention provides an increased degree of uniformity of radiation dose distribution for the interior of a diseased part. A particle beam therapy system includes a charged particle beam...
7054801 Radiation treatment plan making system and method  
A radiation exposure region to be irradiated with particle beams and a peripheral region thereof are respectively divided into pluralities of exposure regions, radiation treatment simulation for...
7049613 Particle beam irradiation system and method of adjusting irradiation field forming apparatus  
A particle therapy system, as one example of a particle beam irradiation system, comprises a charged particle beam generator and an irradiation field forming apparatus. An ion beam from the charged...
7045978 Multi-channel induction accelerator  
A multi-channel induction accelerator (MIAC) comprised of the injector block, the drive source, the output device, and the multi-channel induction acceleration block. The latter is made in the form...
7030577 Multi-channel undulative induction accelerator  
A multi-channel undulation induction accelerator of charged particles, comprising an injector block, drive source, output systems, turning systems, and induction acceleration block, which is made...
7030398 Laser driven ion accelerator  
A system and method of accelerating ions in an accelerator to optimize the energy produced by a light source. Several parameters may be controlled in constructing a target used in the accelerator...
7012386 Enhanced RF window for waveguide used with particle accelerator  
An RF window and a method of manufacture of the RF window are provided. The RF window of the invention has very low reflected RF power. The RF window includes a center sleeve assembly including a...
7012385 Multi-channel induction accelerator with external channels  
The invention addresses a multi-channel induction accelerator with external channels, which in its broadest form includes an injector block, a drive system, a block of output systems, and a...
Matches 1 - 50 out of 246 1 2 3 4 5 >