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7157699 |
Multiplexed mass spectrometer
A multiplexed mass spectrometer system includes an array of mass analyzers and a data acquisition system. Each mass analyzer is associated with one or more data channels, and the data acquisition...
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7157701 |
Compact time-of-flight mass spectrometer
The invention provides a method of design for a time-of-flight mass spectrometer that is compact and has high mass resolution over a broad range of ion masses. This method of design, for the...
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7153475 |
Aerosol particle analyzer for measuring the amount of analyte in airborne particles
Aerosol particle analyzer (APA) for measuring the amount of analyte in airborne particle is described. The APA uses an analysis liquid. In most embodiments, this analysis liquid is chosen so that...
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7148475 |
Device for automated coupling between a micro-chromatograph and a mass spectrometer comprising a temperature adjustment
An instrument including a chromatographic column with a final detector and a mass spectrometer. A temperature of an interface including an output tube and a capillary tube adjusting the flow to the...
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7148476 |
Microfluidic system
The present invention relates to a method for presenting an analyte of a liquid sample as an MS-analyte to a mass spectrometer. More particularly, the method comprises the steps of applying a...
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7148474 |
Device for two-dimensional gas-phase separation and characterization of ion mixtures
The present invention relates to a device for separation and characterization of gas-phase ions. The device incorporates an ion source, a field asymmetric waveform ion mobility spectrometry (FAIMS)...
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7145133 |
Apparatus and method for MSnth in a tandem mass spectrometer system
A method and apparatus are provided for effecting multiple mass selection or analysis steps. Fundamentally, the technique is based on moving ions in different directions through separate components...
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7141789 |
Method and apparatus for providing two-dimensional substantially quadrupole fields having selected hexapole components
A method and apparatus for manipulating ions using a two-dimensional substantially quadrupole field, and a method of manufacturing and operating an apparatus for manipulating ions using a...
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7141784 |
Multiplexed tandem mass spectrometry
One or more methods for multiplexed determination and deconvolution of complex mass spectra, using quadrupole ion trap mass spectrometry.
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7138626 |
Method and device for non-contact sampling and detection
A system for the stand-off detection of trace amounts of analyte materials such as explosives, chemical warfare agents, toxic industrial chemicals, and the like includes an ion source that is...
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7138624 |
Method for accurate mass determination with ion trap/time-of-flight mass spectrometer
Accurate mass measurement is carried out for product ions of a sample. A method for accurate mass determination of ions with Trap-TOF/μs includes steps of generating ions of an analyte sample and...
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7138642 |
Ion source with controlled superposition of electrostatic and gas flow fields
Ion source devices with controlled superposition of electrostatic and gas flow fields to effect rapid collisional cooling with improved ion collection and collimation, analytical apparatus...
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7135674 |
Method and apparatus for FAIMS with a laser-based ionization source
A method of separating ions comprises applying a spot of a sample material to a target plate. The target plate is mounted in fluid communication with an ion inlet orifice of a FAIMS analyzer region...
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7129481 |
Mass spectrometer with flexible user interface
A mass spectrometer that includes a tray on the outer housing of the mass spectrometer for receiving a portable user interface. Each of the user interface and the tray has a transceiver port for...
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7129479 |
Method and system for introducing an analyte into an ion mobility spectrometer
A system and method for introducing and analyzing a sample containing an analyte using an ion mobility spectrometer are described. The system includes a temperature module for adjusting the...
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7129478 |
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...
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7129482 |
Explosives detection using differential ion mobility spectrometry
System for control of ion species behavior in a time-varying filter field of an ion mobility-based spectrometer to improve species identification for explosives detection.
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7129480 |
Multipath data acquisition system and method
Improved data acquisition systems and methods that enable large numbers of data samples to be accumulated rapidly with low noise are described. In one aspect, a data acquisition system includes an...
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7126113 |
Mass spectrometry system
According to the existing mass spectrometric system, whether or not the informations are sufficient for analyzing substances (particularly proteins, sugars, etc.) cannot be judged in the process of...
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7125518 |
Aerosol particle analyzer for measuring the amount of analyte in airborne particles
Aerosol particle analyzer (APA) for measuring the amount of analyte in airborne particle is described. The APA uses an analysis liquid. When this analysis liquid is mixed with the particles, an...
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7126117 |
Imaging energy filter for electrons and other electrically charged particles and method for energy filtration of the electrons and other electrically charged particles with the imaging energy filter in electro-optical devices
An imaging energy filter for electrons and other charged particles filters an object formed by these particles at the filter inlet by means of an energetic selection of charged particles in the...
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7126114 |
Method and system for mass analysis of samples
A system and method of analyzing a sample is described. The system includes an ion source and a deflector for producing a plurality of ion beams each of which is detected in distinct detection...
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7122793 |
Ion detecting apparatus and methods
Ion injection in a drift tube apparatus for mobility spectrometry was accomplished without conventional ion shutters such as the Bradbury-Nielson or similar designs common to such drift tubes....
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7122794 |
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.
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7122792 |
Metal oxide-assisted laser desorption/ionization mass spectrometry
The invention provides a simple, rapid and cost-effective metal oxide-assisted laser desorption/ionization mass spectrometry (MOALDI MS) without the addition of light-absorbing organic-matrix,...
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RE39353 |
Mass spectrometer system and method for matrix-assisted laser desorption measurements
The system for analyzing multiple samples includes a plurality of portable of sample supports each for accommodating a plurality of samples thereon, and an identification mechanism for identifying...
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7119330 |
Plasma mass spectrometer
A plasma source mass spectrometer ( 20 ) having an ion beam extraction electrode ( 45 ) associated with a skimmer cone ( 40 ) to restrict the pumping of gas from a region ( 60 ) immediately behind...
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7119329 |
Method of preparing and reconditioning an electrode of mass spectrometer
In a mass spectrometer, an ion of a sample gas is produced in an ion source by colliding the gas with an electron beam, and is introduced into a magnetic field or an electric field. The ion is...
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7119328 |
System for DMS peak resolution
An apparatus for identification of chemical species by measurement of mobility as a function of high electric field and for generating unique compound-dependent signatures based on ion mobility at...
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7115860 |
Micro matrix ion generator for analyzers
A source of ions for an analyzer includes a reservoir for containing a liquid, a manifold having a plurality of nozzles, a conduit connecting the reservoir to the manifold and a counter electrode...
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7112787 |
Ion trap mass spectrometer and method for analyzing ions
A mass spectrometer having an ionization source, a ion trap mass analyzer, an ion guide and gating apparatus between the ion guide and the ion trap. The gating apparatus includes sealing apparatus....
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7112453 |
Retentate chromatography and protein chip arrays with applications in biology and medicine
This invention provides methods of retentate chromatography for resolving analytes in a sample. The methods involve adsorbing the analytes to a substrate under a plurality of different selectivity...
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7112788 |
Apparatus and method for controllably affecting the temperature of FAIMS components
An apparatus for separating ions includes providing a FAIMS analyzer region defined by a space between a first electrode surface and a second electrode surface and extending between an ion inlet...
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7112784 |
Method of mass spectrometry and a mass spectrometer
A method of mass spectrometry is disclosed wherein a gas collision cell is repeatedly switched between a fragmentation and a non-fragmentation mode. Parent ions from a first sample are passed...
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7109480 |
Ion source and methods for MALDI mass spectrometry
Provided are MALDI ion sources, methods of forming ions and mass analyzer systems. In various embodiments, provided are MALDI ion sources configured to irradiate a sample on a sample surface with a...
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7109476 |
Multiple ion sources involving atmospheric pressure photoionization
A monitor that has multiple ioniziation sources that can be switched between different modes. The monitor may have an electrostatic ionizer and a photoionizer that ionize at approximately...
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7109038 |
Occult blood detection in biological samples by laser desorption and matrix-assisted laser desorption/ionization mass spectrometry for biomedical applications
Methods are described for detecting and quantifying occult blood in a biological sample using laser desorption mass spectrometry (LD MS). Biological samples that can be analyzed using various...
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7109478 |
Method and apparatus for automating an atmospheric pressure ionization (API) source for mass spectrometry
The present invention provides an apparatus and method for automated and rapid loading of a large number of samples for mass spectrometric analysis using various ionization methods (e.g. matrix...
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7109475 |
Leading edge/trailing edge TOF detection
Disclosed are a time-of-flight mass spectrometer and signal processing electronics. The signal processing electronics include a plurality of time-to-digital converters configured to receive signal...
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7109481 |
Matrix-assisted laser desorption and ionization (MALDI) sample plate releasably coupled to a sample plate adapter
Embodiments of the present invention describe a MALDI (matrix-assisted laser desorption and ionization) sample plate body that includes a reusable sample plate and a sample plate adapter that are...
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7109479 |
Method and system for mass spectroscopy
A system for determining the ratio of mass to charge of an ion including a pulsed ionizer, a high pressure co-linear ion guide/accelerator, and a mass analyzer. The pulsed ionizer generates intact...
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7109474 |
Measuring ion number and detector gain
Method and apparatus, including computer program products, implement techniques for operating a mass spectrometer that includes a source of ions, a mass analyzer, and a detector, in which a gain of...
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7109477 |
Automatic sample loader for use with a mass spectrometer
An automatic sample loader is for use in association with a mass spectrometer and at least one vial containing a sample. The loader includes a vial block, an insertion head, an insertion tube, a...
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7105808 |
Plasma ion mobility spectrometer
Ion mobility spectrometer. The spectrometer includes an enclosure for receiving a sample therewithin and an electron beam window admits an electron beam into the enclosure to ionize the sample in...
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7105812 |
Microfluidic chip with enhanced tip for stable electrospray ionization
A microfluidic chip formed with multiple fluid channels terminating at a tapered electrospray ionization tip for mass spectrometric analysis. The fluid channels may be formed onto a channel plate...
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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...
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7105813 |
Method and apparatus for analyzing the composition of an object
An ion analyzing apparatus for analyzing the composition of an object includes a chamber maintained under a vacuum, a support for supporting a plurality of objects disposed in the chamber, and a...
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7102127 |
Mechanized retractable pellicles and methods of use
Apparatus and methods to protect a photomask that is used for semiconductor photolithography at wavelengths outside the visible spectrum include a pellicle that is readily retracted during exposure...
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7102128 |
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...
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7102126 |
Mass spectrometer
A mass spectrometer is disclosed wherein a relatively energetic pulse of ions having a relatively narrow spread of mass to charge ratios are ejected from a quadrupole ion trap and received in an...
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