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| Number | Title | Issue Date |
| 7777196 | Cold electron emitter device for display An electron emitter for a display provides an electron source, an electron accelerator, an electron collector disposed between the electron source and the electron accelerator, and one or more electron deflectors to selectively deflect electrons in an electron beam ... | 08/17/2010 |
| 7750312 | Method and apparatus for generating ions for mass analysis An apparatus and method is disclosed for reducing contamination in a mass spectrometer instrument system. The system includes an ion source at a first pressure for generating ions by laser desorption/ionization and an inlet aperture to a vacuum chamber at a second, ... | 07/06/2010 |
| 7709807 | Magneto-optical trap ion source A system and method are disclosed for producing a source of ions, and particularly, a focused ion beam. The system and method use a magneto-optical trap (MOT) to produce a population of neutral atoms. A laser is then utilized to ionize atoms and produce a population... | 05/04/2010 |
| 7495231 | MALDI sample plate imaging workstation The invention provides an apparatus for producing an image of a global surface of an ion source sample plate that is exterior to an ion source. In general terms, the apparatus contains a sample plate for an ion source, an imaging device (e.g., a CCD or CMOS camera) ... | 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 |
| 7435982 | Laser-driven light source An apparatus for producing light includes a chamber and an ignition source that ionizes a gas within the chamber. The apparatus also includes at least one laser that provides energy to the ionized gas within the chamber to produce a high brightness light. The laser ... | 10/14/2008 |
| 7429730 | SIFT-MS instruments A SIFT or SIFDT apparatus in which the upstream quadrupole and the downstream quadrupole are housed within a single evacuated chamber with the upstream quadrupole being connected to the downstream quadrupole by a curved flow tube. In a preferred form the interior of... | 09/30/2008 |
| 7423261 | Curved conduit ion sampling device and method An ion sampling apparatus for use in a mass spectrometry system. The ion sampling apparatus includes a target support for receiving a sample, an irradiation source for emitting energetic radiation or particles toward the target support, and a conduit having a curved... | 09/09/2008 |
| 7411186 | Multimode ion source with improved ionization A multimode ionization source with improved ionization characteristics that comprises an electrospray ionization source for providing a charged aerosol, an atmospheric pressure chemical ionization (APCI) source including a corona needle having an end positioned down... | 08/12/2008 |
| 7408152 | Ion source using matrix-assisted laser desorption/ionization An ion source generating ions by matrix-assisted laser desorption/ionization (MALDI) comprising a MALDI sample support and a solid-state the laser system generating a pulsed laser beam, which has a wavelength in the range between 332 and 342 nanometers and is spatia... | 08/05/2008 |
| 7408173 | Cold electron emitter An electron emitter provides a photocell having at least one photosensitive side, an electron accelerator, an electron collector disposed between the photosensitive side of the photocell and the electron accelerator, a non-metallic vacuum chamber having an adjustabl... | 08/05/2008 |
| 7391017 | Mass scale alignment of time-of-flight mass spectra The invention generates mass scale comparability between mass spectra which are acquired in time-of-flight mass spectrometers, particularly with ionization by matrix-assisted laser desorption. Always slightly distorted mass scales of different mass spectra from the ... | 06/24/2008 |
| 7385192 | Laser system for the ionization of a sample by matrix-assisted laser desorption in mass spectrometric analysis The invention relates to a laser system for the ionization of a sample by matrix-assisted laser desorption in mass spectrometric analysis. The invention consists in providing an adjustable laser system which, in one setting, generates a single intensity peak on the ... | 06/10/2008 |
| 7372021 | Time-of-flight mass spectrometer combining fields non-linear in time and space A time-of-flight mass spectrometer which has an iron source, an evacuated tube proximate the ion source and adapted to receive ions from the ion source, and a detector disposed at an end of the evacuated tube opposite an end proximate the ion source. The ion source ... | 05/13/2008 |
| 7365312 | Method and apparatus for enhanced sequencing of complex molecules using surface-induced dissociation in conjunction with mass spectrometric analysis The invention relates to a method and apparatus for enhanced sequencing of complex molecules using surface-induced dissociation (SID) in conjunction with mass spectrometric analysis. Results demonstrate formation of a wide distribution of structure-specific fragment... | 04/29/2008 |
| 7354733 | Method for sorting and separating living cells We disclose methods of sorting or separating mixtures of living cells (e.g., eukaryotic, prokaryotic, mammalian, pathogenic, bacterial, viral, etc.). We perform our methods by activating cell-selective photophoric labels, which photosensitize and chemically reduce a... | 04/08/2008 |
| 7352020 | Solid-state image pickup device, and manufacturing method thereof The present invention aims to provide a solid-state imaging apparatus that realizes less leakage current, high image quality and low noise during the driving operation, and manufacturing method for the same. A MOS type imaging apparatus 1 includes an imaging ... | 04/01/2008 |
| 7348569 | Acceleration of charged particles using spatially and temporally shaped electromagnetic radiation A method and apparatus for accelerating charged particles are disclosed, wherein the method comprises using at least a transverse component of a temporally and spatially shaped electromagnetic field to accelerate one or more charged particles. ... | 03/25/2008 |
| 7342223 | Mass spectrometer for biological samples The mass spectrometer according to the present invention includes a light source for emitting pulse light including a plurality of wavelengths; an ionizer for ionizing molecules of a sample by irradiating the light from the light source to the sample; and a mass ana... | 03/11/2008 |
| 7339165 | Dual outlet pyrolyzer for biological agent detection system A chemical biological detection system detects the presence of biological agents in the air. The system includes a pyrolyzer having an inlet through which air is drawn into the pyrolyzer and a pyrotube that collects a sample of particles extracted from the air. The ... | 03/04/2008 |
| 7339181 | High flux, high energy photon source A high energy photon source for generating EUV radiation comprises a nozzle emitting a supersonic stream of source material, a laser or electrical/magnetic pre-ionization mechanism and a laser or electrical/magnetic excitation mechanism and a skimmer plate between t... | 03/04/2008 |
| 7335878 | Method and apparatus for efficient photodetachment and purification of negative ion beams Methods and apparatus are described for efficient photodetachment and purification of negative ion beams. A method of purifying an ion beam includes: inputting the ion beam into a gas-filled multipole ion guide, the ion beam including a plurality of ions; increasing... | 02/26/2008 |
| 7329877 | Photoelectrocatalytic sensor for measuring oxidizable impurities in air A photoelectrocatalytic sensor system for measuring oxidizable impurities in air. The sensor system may include a transistor having an electrode and a channel for the flow of current, a photocatalytic material coated onto the electrode of the transistor, a light sou... | 02/12/2008 |
| 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 |
| 7304298 | Photoemissive ion mobility spectrometry in ambient air A photoemissive ion mobility spectrometer is disclosed for of chlorinated hydrocarbons and nitro-organic materials. Backside illumination of a thin gold film by pulsed laser radiation, pulsed ultraviolet xenon flashlamp, or like UV source, is used to produce bursts ... | 12/04/2007 |
| 7286574 | Infrared laser An infrared laser has a seed laser with an optical seed output. A pump amplifier receives the optical seed output and has an amplified output. A molecular gas laser receives the amplified output and has an infrared optical output. ... | 10/23/2007 |
| 7277570 | Method and apparatus for witness card statistical analysis using image processing techniques A method and apparatus for performing witness card statistical analysis using image processing techniques to quickly and efficiently generate as-sprayed performance statistics for a spray device, or spray, based upon a comprehensive analysis of as-sprayed witness ca... | 10/02/2007 |
| 7256394 | Target support and method The invention provides an apparatus that produces analyte ions for detection by a detector. The apparatus includes a matrix based ion source having a target substrate including a carbon nanotube material for producing analyte ions, an ion transport system adjacent t... | 08/14/2007 |
| 7227688 | Apparatus for applying optical gradient forces An apparatus and method for manipulating small dielectric particles. The apparatus and method involves use of a diffractive optical element which receives a laser beam and forms a plurality of light beams. These light beams are operated on by a telescope lens system... | 06/05/2007 |
| 7220972 | Method and apparatus for the characterization and analysis of the shape of molecules and molecular clusters, and for the separation of desired isomers, based on Rydberg states A method and apparatus to characterize a shape of an isomeric form of a sample comprised of a molecule or a cluster of molecules. The method includes raising an electron of the sample to a Rydberg state having an orbital diameter sufficient to encompass at least a p... | 05/22/2007 |
| 7213496 | Illuminated aircraft countermeasures A countermeasure device for negating a guidance seeking system is provided. The countermeasure device includes a membrane defining an internal chamber, a gas disposed in the chamber, and an illuminating device. The illuminating device includes a light source produci... | 05/08/2007 |
| 7211231 | Ion exchange materials for use in a Bi generator A bismuth-213 generator comprising an insoluble composition having the general formula Zr(Phosponate)x(HPO4)2−x.nH2O, wherein x is between 0 and 2; and n is the number of waters of hydration; and wherein cations of radio... | 05/01/2007 |
| 7208727 | Electrospray systems and methods Electrospray systems, electrospray structures, removable electrospray structures, methods of operating electrospray systems, and methods of fabricating electrospray systems, are disclosed. ... | 04/24/2007 |
| 7196325 | Glow discharge and photoionizaiton source A detector that may contain a glow discharge ionizer and a photo-ionizer. The existence of both ionizers may increase the accuracy and number of chemical compounds that can be simultaneously monitored for chemical screening applications. The detector is particularly... | 03/27/2007 |
| 7193206 | Ambient pressure matrix-assisted laser desorption ionization (MALDI) apparatus and method of analysis A mass spectrometer having a matrix-assisted laser desorption ionization (MALDI) source which operates at ambient pressure is disclosed. The apparatus and method are disclosed to analyze at least one sample which contains at least one analyte using matrix-assisted l... | 03/20/2007 |
| 7188031 | Method for acquiring information of a biochip using time of flight secondary ion mass spectrometry and an apparatus for acquiring information for the application thereof A measurement method is provided, which enables to obtain a two-dimensional image with better quantitative-ability by suppressing the influence of the charge-up, when the two-dimensional secondary ion image is obtained for a biological material fixed on a substrate ... | 03/06/2007 |
| 7180058 | LDI/MALDI source for enhanced spatial resolution A MALDI/LDI source is disclosed that includes an ion optical device and beam-focusing optics disposed on opposite sides of a sample support that is at least locally transparent in a region underlying the sample to allow transmission of a radiation beam therethrough.... | 02/20/2007 |
| 7180076 | Photoionization detectors, ionization chambers for use in photoionization detectors, and methods of use of photoionization detectors A photoionization detector includes a housing, electrical contacts within the housing and an easily removable and replaceable photoionization chamber within the housing. The photoionization chamber includes a cathodic electrode and an anodic electrode which may be c... | 02/20/2007 |
| 7161145 | Method and apparatus for the detection and identification of trace organic substances from a continuous flow sample system using laser photoionization-mass spectrometry A method and apparatus are provided for identifying analytes at low concentrations in a liquid sample. The liquid sample is introduced through a continuous flow membrane inlet system. The analytes that permeate the membrane are analyzed by photoionization-time-of-fl... | 01/09/2007 |
| 7161144 | Interfaces for a photoionization mass spectrometer A detector system that contains two inlet port coupled to a photoionization chamber. One inlet port allows for the introduction of a test sample. The test sample may contain contaminants, drugs, explosive, etc. that are to be detected. The other port allows for the ... | 01/09/2007 |
