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| Number | Title | Issue Date |
| 8129678 | Method and apparatuses for ion cyclotron spectrometry An ion cyclotron spectrometer may include a vacuum chamber that extends at least along a z-axis and means for producing a magnetic field within the vacuum chamber so that a magnetic field vector is generally parallel to the z-axis. The ion cyclotron spectrometer may... | 03/06/2012 |
| 7939799 | Tandem fourier transform ion cyclotron resonance mass spectrometer A tandem Fourier transform ion cyclotron resonance mass spectrometer is provided. In the mass spectrometer, the ions selected by a FT-ICR mass analyzer, which can perform an ion selection process and a mass measurement process with a time interval between the proces... | 05/10/2011 |
| 7928372 | Mass spectrometer A mass spectrometer is provided in which ions are favorably introduced into a loop orbit or favorably led out from the loop orbit without affecting the motion of the ions flying along the loop orbit. An ion-introduction orbit 5 is set to correspond to the orb... | 04/19/2011 |
| 7816647 | Bi-directional system for mass spectrometry The present invention relates to a system and method for mass spectrometry (100) that allows for bi-directional introduction of collections of charged particles into the magnetic field of a mass spectrometer. More particularly, the present invention includes ... | 10/19/2010 |
| 7777182 | Method and apparatus for ion cyclotron spectrometry An ion cyclotron spectrometer may include a vacuum chamber that extends at least along a z-axis and means for producing a magnetic field within the vacuum chamber so that a magnetic field vector is generally parallel to the z-axis. The ion cyclotron spectrometer may... | 08/17/2010 |
| 7763849 | Reflecting ion cyclotron resonance cell In a Fourier transform mass spectrometer, an ion cyclotron resonance cell includes trapping and reflecting electrodes. Ions are initially trapped via an electrostatic trapping field. After ions have been excited into a coherent cyclotron motion, the trapping field i... | 07/27/2010 |
| 7696476 | Apparatus and method for improving fourier transform ion cyclotron resonance mass spectrometer signal Disclosed is apparatus and method for improving the signal by changing the voltage applied to an analyzing trap of a high resolving power Fourier Transform Ion Cyclotron Resonance (FT-ICR) mass spectrometer. More specifically, after the ion activation, a voltage dif... | 04/13/2010 |
| 7655903 | Measuring cell for ion cyclotron resonance mass spectrometer An ion cyclotron resonance cell has at least one trapping electrode comprised of electrically isolated sections that are used for the detection of an induced ion image signal. Such an arrangement increases the sensitivity of image signal detection without a signific... | 02/02/2010 |
| 7573029 | Ion trap with longitudinal permanent magnet and mass spectrometer using same A vacuum magnetic ion trap includes an assembly forming a permanent magnet including at least two magnetized structures (30, 32) in the form of hollow cylinders, one convergent radial structure, magnetized along a convergent radial direction, and one divergen... | 08/11/2009 |
| 7495211 | Measuring methods for ion cyclotron resonance mass spectrometers The invention relates to measuring methods and corresponding measuring cells for ion cyclotron resonance mass spectrometers (FTMS). The invention provides measuring methods with measuring cells, the ends of which each incorporate a large number of trapping electrode... | 02/24/2009 |
| 7435951 | Ion source sample plate illumination system The invention provides a mass spectrometry system ion source containing a sample plate and an illumination device that is configured to produce a light beam that contacts the sample plate surface to define a grazing angle between the light beam and the sample plate ... | 10/14/2008 |
| 7432516 | Rapid cycling medical synchrotron and beam delivery system A medical synchrotron which cycles rapidly in order to accelerate particles for delivery in a beam therapy system. The synchrotron generally includes a radiofrequency (RF) cavity for accelerating the particles as a beam and a plurality of combined function magnets a... | 10/07/2008 |
| 7423259 | Mass spectrometer and method for enhancing dynamic range A mass spectrometer comprises an ion detector, a first amplifier, a second amplifier, and a spectra combiner. The ion detector is configured to generate an analog signal indicative of ions detected by the ion detector. The first amplifier is configured to amplify th... | 09/09/2008 |
| 7411185 | Atmospheric pressure ionization mass spectrometer system An atmospheric pressure ionization mass spectrometry system has an atmospheric pressure ionization chamber for ionizing a sample, an evacuated intermediate evacuation chamber into which generated ions are introduced through a capillary tube, and a vacuum chamber fur... | 08/12/2008 |
| 7399960 | Time of flight mass spectrometer A time of flight mass spectrometer according to the present invention includes: a) an ion source at which an ion starts flying; b) an energizer for giving a predetermined amount of energy to the ion to let the ion start flying from the ion source; c) an ion guide fo... | 07/15/2008 |
| 7397025 | Mass spectrometer A mass spectrometer having an ion source section capable of creating positive ions and negative ions at high efficiency. The ion source is comprised of an ion source section for creating ions of a sample gas, a mass spectrometric section for conducting mass separati... | 07/08/2008 |
| 7397026 | Efficient electron transfer dissociation for mass spectrometry The present invention relates to, inter alia, methods and apparatuses for electron transfer dissociation (ETD) that vary the internal energy of precursor ions for ETD. The methods and apparatuses are particularly useful in mass spectrometry. ... | 07/08/2008 |
| 7391021 | Ion guides with RF diaphragm stacks The invention relates to RF voltage-operated ion guides based on stacked apertured diaphragms. The invention provides ion guides consisting of diaphragm stacks that permit the ion beam to be shaped in cross-section so that it corresponds to the acceptance profile of... | 06/24/2008 |
| 7388196 | Hyperbolic horn helical mass spectrometer An improved rotating electric field ion mass spectrometer (REFIMS) provides for a smooth transition of the input ion beam from zero rotation to the desired level of field rotation. The REFIMS grid shape is changed from a fixed-diameter tunnel to that of a horn. The ... | 06/17/2008 |
| 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 |
| 7375320 | Virtual ion trap A virtual ion trap that uses electric focusing fields instead of machined metal electrodes that normally surround the trapping volume, wherein two opposing surfaces include a plurality of uniquely designed and coated electrodes, and wherein the electrodes can be dis... | 05/20/2008 |
| 7368711 | Measuring cell for ion cyclotron resonance mass spectrometer The invention relates to a measuring cell for an ion cyclotron resonance mass spectrometer (FTMS). The invention provides a measuring cell which, on the one hand, consists of two ion-repelling RF grids at the front ends as trapping electrodes and thus produces a pur... | 05/06/2008 |
| 7358996 | Device for detecting a photonic flux with self-adaptive scanning Scanning type device for detection of a photonic flux emitted by a scene containing at least one acquisition channel (V) comprising: several useful detectors (1) aligned with the scanning, each associated with a preamplifier... | 04/15/2008 |
| 7355168 | Time of flight mass spectrometer The present invention provides a time of flight mass spectrometer having an ion optics forming a multi-turn track, which is capable of time-focusing the ions while allowing the multi-turn track to be configured in an unlimited and highly variable manner. In a specif... | 04/08/2008 |
| 7354482 | Film deposition device A film deposition device for depositing a film includes a depositing chamber for depositing the film with plasma. A plasma quantity monitoring device is disposed in the depositing chamber for monitoring a plasma quantity entering the depositing chamber at real time.... | 04/08/2008 |
| 7351960 | Enhanced ion desolvation for an ion mobility spectrometry device An ion spectrometer apparatus is disclosed having an ion source, an ion mobility spectrometer device such as a FAIMS cell, and a capillary for transporting ions from the ion source to the entrance of the FAIMS cell. The capillary is heated to promote evaporation of ... | 04/01/2008 |
| 7351964 | Ion funnel with extended mass range and reduced conductance limit aperture An improved ion funnel design is disclosed that decreases the axial RF (parasite) fields at the ion funnel exit. This is achieved by addition of one or more compensation electrodes after the conductance limit electrode. Various RF voltage profiles may be applied to ... | 04/01/2008 |
| 7351961 | Measuring cell for ion cyclotron resonance spectrometer This invention relates to a measuring cell for an Ion Cyclotron Resonance (ICR) spectrometer. The present invention provides a measurement cell for an FTMS spectrometer, comprising an excitation electrode arrangement positioned about a longitudinal axis which extend... | 04/01/2008 |
| 7351981 | Method and apparatus for measuring purity of noble gases A device for detecting impurities in a noble gas includes a detection chamber and a source of pulsed ultraviolet light. The pulse of the ultraviolet light is transferred into the detection chamber and onto a photocathode, thereby emitting a cloud of free electrons i... | 04/01/2008 |
| 7349809 | Method of non-targeted complex sample analysis A method for non-targeted complex sample analysis which involves the following steps. A first step involves providing a data base containing identifying data of known molecules. A second step involves introducing a complex sample containing multiple unidentified mol... | 03/25/2008 |
| 7348554 | Mass spectrometer A mass spectrometer includes: an ion source for ionizing a specimen to generate ions, an ion transport portion for transporting the ions, a linear ion trap portion for accumulating the transported ions by a potential formed axially, and a control portion of ejecting... | 03/25/2008 |
| 7339164 | Systems and methods for ion mobility control The invention provides, in various embodiments, systems and methods relating to controlling ion behavior in an ion-based analysis system. ... | 03/04/2008 |
| 7315140 | Cyclotron with beam phase selector Disclosed here is a cyclotron having a beam phase selector capable of controlling phase widths of beams and improving beam permeability for increasing beam current. The cyclotron contains an acceleration voltage applying section and a beam blocking section, at least... | 01/01/2008 |
| 7309861 | Mass spectrometer A mass spectrometer is disclosed comprising a guide wire ion guide 1 having an outer cylindrical electrode 2 and an inner guide wire electrode 3. AC and DC potential differences are maintained between the outer electrode 2 and the inner e... | 12/18/2007 |
| 7282709 | Charged particle beam detection system A charged particle beam detection system that includes a Faraday cup detector array (FCDA) for position-sensitive charged particle beam detection is described. The FCDA is combined with an electronic multiplexing unit (MUX) that allows collecting and integrating the... | 10/16/2007 |
| 7280702 | Methods and apparatus for dynamic transfer of image data A dynamic transfer syntax efficiently transfers data, including large data images, from a server to at least one client. Source data is transformed into a hierarchical representation. The hierarchical representation, consisting of essentially non-redundant data, is ... | 10/09/2007 |
| 7276689 | Apparatus 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 electric field in the cavity. In a preferred embodiment, the electrodes are... | 10/02/2007 |
| 7259379 | On-axis electron impact ion source An electron impact ion source includes an ionization chamber in which a first rf multipole field can be generated and an ion guide positioned downstream from the ionization chamber in which a second rf multipole field can be generated wherein electrons are injected ... | 08/21/2007 |
| 7247855 | Portable nuclear detector A portable nuclear material detector generally includes a scintillating fiber radiation sensor, a light detector, a conditioning circuit, a frequency shift keying (FSK) circuit, a fast Fourier transform (FFT) circuit, an electronic controller, an amplitude spectral ... | 07/24/2007 |
| 7232991 | Mass spectrometer In the mass spectrometer of the present invention, first the length of flight time of a known ion is measured at every turn of the loop orbit. Ideally, the length of flight time at every turn is equal to one calculated based on the speed of the ion and the path leng... | 06/19/2007 |
