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| Number | Title | Issue Date |
| 7642512 | Mass spectrometry and mass spectroscope A magnetic field gradient is generated in a space, and a microparticle is flied downward in the space, thereby applying a magnetic force from the magnetic field gradient onto the microparticle. Then, a velocity and an acceleration of the microparticle due to the mag... | 01/05/2010 |
| 7476855 | Beam tuning with automatic magnet pole rotation for ion implanters An ion implantation apparatus, system, and method for controlling an ion beam, wherein a mass analyzer generally positioned between an ion source and an end station is configured to selectively control a path of a desired ion beam. The mass analyzer comprises one or... | 01/13/2009 |
| 7427751 | High sensitivity slitless ion source mass spectrometer for trace gas leak detection A mass spectrometer includes a main magnet having spaced-apart polepieces which define a gap, the main magnet producing a magnetic field in the gap, an ion source to generate ions and to accelerate the ions into the magnetic field in the gap, the ion source located ... | 09/23/2008 |
| 7385187 | Multi-reflecting time-of-flight mass spectrometer and method of use A multiple reflecting time-of-flight mass spectrometer (MR-TOF MS) and method of analysis are disclosed. The flight path of ions is folded along a trajectory by electrostatic mirrors. The longer flight path provides higher resolution while maintaining a moderate ins... | 06/10/2008 |
| 7381949 | Method and apparatus for simultaneously depositing and observing materials on a target A system for joining at least two beams of charged particles that includes directing a first beam along a first axis into a field. A second beam is directed along a second axis into the field. The first and second beams are turned, by interaction between the field a... | 06/03/2008 |
| 7378651 | High field asymmetric waveform ion mobility spectrometer FAIMS Disclosed is an apparatus for separating ions including a plurality of first electrode portions, each first electrode portion of the plurality of first electrode portions having a first length and an outer surface that is at least partially curved in a direction tra... | 05/27/2008 |
| 7368710 | Sample preparation method The present invention provides a method of sample preparation for use in obtaining elemental isotope ratios of a material by accelerator mass spectrometry. The method comprises forming the material into a sample without any substantial chemical alteration of the mat... | 05/06/2008 |
| 7326941 | Apparatus and methods for ion beam implantation using ribbon and spot beams This invention discloses an ion implantation apparatus with multiple operating modes. It has an ion source and an ion extraction means for extracting a ribbon-shaped ion beam therefrom. The ion implantation apparatus includes a magnetic analyzer for selecting ions w... | 02/05/2008 |
| 7317192 | High energy polyenergetic ion selection systems, ion beam therapy systems, and ion beam treatment centers Devices and methods are provided for generating laser-accelerated high energy polyenergetic positive ion beams that are spatially separated and modulated based on energy level. The spatially separated and modulated high energy polyenergetic positive ion beams are us... | 01/08/2008 |
| 7315034 | Irradiation system with ion beam/charged particle beam In an irradiation system with an ion beam/charged particle beam having an energy filter, the energy filter is formed by deflection electrodes and a deflection magnet which can be switchingly used. The deflection magnet has a general window-frame shape and is formed ... | 01/01/2008 |
| 7223972 | Stabilization of a magnetic section of a mass spectrometer An analytical instrument, such as a mass spectrometer, the instrument having a magnetic section with a controllable electromagnetic field. Controlling the electromagnetic field is accomplished by controlling a temperature of a base plate within the magnetic section,... | 05/29/2007 |
| 7223335 | Ion separation A device for separating ions from a fluid stream is disclosed. The device includes multiple chambers in fluid communication with one another. A first chamber has an inlet, and a last chamber has an outlet. The inlets and outlets of intermediate chambers are connecte... | 05/29/2007 |
| 7164139 | Wien filter with reduced chromatic aberration One embodiment disclosed relates to a Wien filter for a charged-particle beam apparatus. The charged-particle beam is transmitted through the Wien filter in a first direction. A magnetic field generation mechanism is configured to generate a magnetic field in a seco... | 01/16/2007 |
| 7115861 | Spectrograph time of flight system for low energy neutral particles A mass spectrometer is provided for identifying mass and velocity distributions in a continuous ion beam is configured with a circular dispersive system creating a rotating electromagnetic field, which is capable of deflecting the ion beam from an initial direction,... | 10/03/2006 |
| 7112789 | High aspect ratio, high mass resolution analyzer magnet and system for ribbon ion beams The present invention provides a windowframe magnet having an aligned array of paired bedstead coils in mirror symmetry can bend a high aspect ratio ribbon ion beam through angle of not less than about 45 degrees and not more than about 110 degrees, and can focus it... | 09/26/2006 |
| 7105839 | Method and fine-control collimator for accurate collimation and precise parallel alignment of scanned ion beams In system for implanting workpieces with an accurately parallel scanned ion beam, a fine-control collimator construct is used to reduce the deviation of the scanned ion beam from a specified axis of parallelism and thereby improve its collimation. The shape of the f... | 09/12/2006 |
| 7078852 | Method and apparatus for simultaneously depositing and observing materials on a target A system for joining at least two beams of charged particles that includes directing a first beam along a first axis into a field. A second beam is directed along a second axis into the field. The first and second beams are turned, by interaction between the field a... | 07/18/2006 |
| 7078713 | Electromagnetic regulator assembly for adjusting and controlling the current uniformity of continuous ion beams An electromagnetic regulator assembly for the production of contiguous magnetic fields which are applied to a continuous ion beam is described. The assembly is structured for controlling the uniformity of traveling continuous ribbon-shaped beams; and allows for dire... | 07/18/2006 |
| 7029855 | Radioactive multiplexing analytical methods for biomarkers discovery A novel analytical method involves labeling samples with different radioactive labeling agents, mixing and subjecting the mixture to any separation technique, and then differentially detecting and quantifying subcomponents from each sample for comparison. The novel ... | 04/18/2006 |
| 7019314 | Systems and methods for ion beam focusing Systems and methods are provided for focusing a scanned ion beam in an ion implanter. A beam focusing system is provided, comprising first and second magnets providing corresponding magnetic fields that cooperatively provide a magnetic focusing field having a time-v... | 03/28/2006 |
| 7012248 | Time of flight system on a chip A CMOS time-of-flight “TOF” system-on-a-chip “SoC” for precise time interval measurement with low power consumption and high counting rate has been developed. The analog and digital TOF chip may include two Constant Fraction Discriminators “CFDs” and a T... | 03/14/2006 |
| 6984821 | Mass spectrometer and methods of increasing dispersion between ion beams A mass spectrometer includes a magnetic sector configured to separate a plurality of ion beams, and an electrostatic sector configured to receive the plurality of ion beams from the magnetic sector and increase separation between the ion beams, the electrostatic sec... | 01/10/2006 |
| 6979818 | Mass spectrometer for both positive and negative particle detection A mass spectrometer suitable to measure both positive and negative particles, such as ions for example in a vacuum chamber. This spectrometer is provided with a turnable permanent magnet segment, which provides the gap of a yoke with adequate magnetic flux having th... | 12/27/2005 |
| 6937017 | Magnetic pole magnet device using the magnetic pole, and magnetic resonance imaging apparatus The present invention is intended to provide a magnetic pole, a magnet apparatus, and a magnetic resonance imaging apparatus that the magnetic structure of the magnet apparatus for generating a uniform magnetic field is formed in a lower burst mode, and the profitab... | 08/30/2005 |
| 6930316 | Ion implantation system and ion implantation method In an ion implantation system including (a) an ion source (b) a mass analyzing portion, (c) an ion acceleration portion, (d) an ion beam focusing/deflecting portion, and (e) an end station chamber for implanting ions onto a semiconductor substrate. The ion source co... | 08/16/2005 |
| 6906321 | Time-of-flight mass spectrometer In a TOF-MS according to the present invention, ions fly a round orbit or a reciprocal path once or more than once to be separated by their mass to charge ratios before they are detected by a detector, The detector is movable at least in two positions, where the eff... | 06/14/2005 |
| 6906333 | Magnetic separator for linear dispersion and method for producing the same A magnetic sector for charged particle beam transport that includes a magnetic field profile that achieves a linear dispersion from a collimated beam of charged particles proportional to their mass-energy-to-charge ratio. In one embodiment, the field profile necessa... | 06/14/2005 |
| 6906453 | Method and apparatus for simultaneously depositing and observing materials on a target A system for joining at least two beams of charged particles that includes directing a first beam along a first axis into a field. A second beam is directed along a second axis into the field. The first and second beams are turned, by interaction between the field a... | 06/14/2005 |
| 6903351 | Charged particle beam irradiation equipment having scanning electromagnet power supplies A power supply for applying a voltage to a scanning electromagnet for deflecting a charged particle beam has a first power supply unit having no filter and a second power supply unit having a filter. When an irradiation position of the charged particle beam in an ir... | 06/07/2005 |
| 6900434 | Method and device for separating ion mass, and ion doping device A hollow exciting current pathway in the form of a conductor is arranged outside of an ion deflection casing with a curved contour and having an inlet and an outlet. The conductor is composed of a widthwise spiral formation of conductors running through the inlet an... | 05/31/2005 |
| 6881966 | Hybrid magnetic/electrostatic deflector for ion implantation systems A magnetic deflector for an ion beam is disclosed and comprises first and second coils. The coils are positioned above and below the beam, respectively, and extend along a width of the beam. Current passes through the coils to generate a magnetic field therebetween ... | 04/19/2005 |
| 6855939 | Particle beam system having a mirror corrector The invention relates to a particle beam system comprising a particle source (1), a mirror corrector (9, 21 to 25), and an objective lens (16). The mirror corrector comprises an electrostatic mirror (9) and a magnetic beam deflecto... | 02/15/2005 |
| 6843375 | Magnetic separator for linear dispersion and method for producing the same A magnetic sector for charged particle beam transport that includes a magnetic field profile that achieves a linear dispersion from a collimated beam of charged particles proportional to their mass-energy-to-charge ratio. In one embodiment, the field profile necessa... | 01/18/2005 |
| 6838676 | Particle beam processing system A method for slowing and controlling a beam of charged particles includes the steps of superimposing at least one magnetic field on a mass and passing the beam through the mass and at least one magnetic field such that the beam and the mass slows but does not stop t... | 01/04/2005 |
| 6835930 | High mass resolution magnet for ribbon beam ion implanters A mass analyzer for a ribbon shaped ion beam is disclosed. The mass analyzer comprises a pair of coils that define an entrance end and an exit end of the analyzer. Field clamps are employed at or proximate to one or more of the entrance and exit ends of the mass ana... | 12/28/2004 |
| 6833545 | Method and device for performing analyses in parallel The present invention relates to analysis devices having means (3, 5, 7) for producing a plurality of ion beams of samples substantially simultaneously; mass separating means for individually mass separating each ion beam in parallel and detecting means (1... | 12/21/2004 |
| 6831276 | Microscale mass spectrometric chemical-gas sensor A mass sensor, in an exemplary embodiment, includes a housing that includes a first plate, a second plate, and a center portion positioned between the first and second plates. The mass analyzer also includes an ionizer a double focusing mass spectrometer, and an ion... | 12/14/2004 |
| 6815880 | Method and apparatus for simultaneously depositing and observing materials on a target A system for joining at least two beams of charged particles that includes directing a first beam along a first axis into a field. A second beam is directed along a second axis into the field. The first and second beams are turned, by interaction between the field a... | 11/09/2004 |
| 6815666 | Single stage accelerator mass spectrometer A negative ion source placed inside a negatively-charged high voltage electrode emits a beam which is accelerated to moderate energy, approximately 35,000 electron volts, and filtered by a momentum analyzer i.e. an analyzing bending magnet, to remove unwanted ions. ... | 11/09/2004 |
| 6781117 | Efficient direct current collision and reaction cell An improved collison or reaction cell for collecting and focusing gas-phase ions in a mixture from an ion source or a mass analyzer into a gas-filled collision cell, inducing fragmentation or reaction of the ions by interaction with neutral or ionic gas-phase specie... | 08/24/2004 |
