|
Match
|
Document |
Document Title |
|
|
7091482 |
Apparatus and method for ion production enhancement
The present invention relates to an apparatus and method for use with a mass spectrometer. The ion enhancement system of the present invention is used to direct a heated gas toward ions produced by...
|
|
|
7087436 |
Membrane countercurrent exchanger and membrane inlet mass spectrometer for the analysis of gas partial pressure in liquid samples
A method and apparatus for the analysis of blood or other liquids by mass spectrometry to determine the partial pressures of gases and other volatile substances dissolved in the blood or other...
|
|
|
7087896 |
Mass spectrometric quantification of chemical mixture components
Relative quantitative information about components of chemical or biological samples can be obtained from mass spectra by normalizing the spectra to yield peak intensity values that accurately...
|
|
|
7087895 |
Electrospray ionization using pointed fibers
A pointed carbon fiber electrospray ionization emitter has a length of electrically conductive fiber that is present within a lumen of a microfluidic device, and protrudes from the terminus. A...
|
|
|
7084397 |
Ion attachment mass spectrometry apparatus
An ion attachment mass spectrometry apparatus causing positively charged metal ions to attach to molecules of a gas to be measured in an attachment region to generate attached ions and then...
|
|
|
7084398 |
Method and apparatus for selective axial ejection
A mass spectrometer system and a method of operating a mass spectrometer having an elongated rod set, the rod set having an entrance end, an exit end, a plurality of rods and a longitudinal axis,...
|
|
|
7081622 |
Electrospray emitter for microfluidic channel
An electrospray ionization device incorporates a shaped thin film with a microfluidic channel. The device may be interfaced to a time-of-flight mass spectrometer (TFOMS). In one embodiment, the...
|
|
|
7081618 |
Use of conductive glass tubes to create electric fields in ion mobility spectrometers
An ion mobility spectrometer is described in which the reaction-ionization chamber and/or the ion drift chamber are constructed with one or more single-piece glass tubes. The inner surface of the...
|
|
|
7078685 |
Mass spectrometer
A mass spectrometer capable of analysis at high speed and high accuracy comprising a device for applying a high frequency signal not containing resonance frequencies for plural precursor ions but...
|
|
|
7078682 |
Apparatus and method for ion production enhancement
The present invention relates to an apparatus and method for use with a mass spectrometer. The ion enhancement system of the present invention is used to direct a heated gas toward ions produced by...
|
|
|
7078683 |
Nanowire 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 nanowire target substrate for producing analyte...
|
|
|
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...
|
|
|
7078684 |
High resolution fourier transform ion cyclotron resonance (FT-ICR) mass spectrometry methods and apparatus
A high resolution Fourier Transform Ion Cyclotron Resonance (FT-ICR) mass spectrometry system includes excitation circuitry including an excitation amplifier for generating an electrical excitation...
|
|
|
7075066 |
Apparatus and methods for electrospray applications
A device and methods are provided, the device comprising a conductive union disposed in a conductive holder, a first fitting capable of coupling with the holder and fluidly communicating with the...
|
|
|
7075070 |
Single device for ion mobility and ion trap mass spectrometry
A single set of electrodes, wherein different electrical potentials are applied to the single set of electrodes at different times in order to perform both ion mobility-based spectrometry and mass...
|
|
|
7075069 |
Apparatus for mass spectrometry on an ion-trap method
Depending on the RF driving voltage amplitude value and the frequency of each frequency component of wideband auxiliary AC voltages, the wideband auxiliary AC voltage comprising plural different...
|
|
|
7075065 |
Time of flight mass spectrometry apparatus
Mass spectrometry apparatus 105 comprises a serial arrangement of an ion source 110 , first time of flight means, a field free region 120 , means to fragment the molecules, a second time of...
|
|
|
7075064 |
System and method for extracting spectra from data produced by a spectrometer
A system and method are provided of extracting spectra from data produced by temporally indexed spectral scans from a spectrometer and spectrometer. The method includes the operation of receiving a...
|
|
|
7071465 |
Ion mobility spectrometry method and apparatus
The invention includes an ion mobility spectrometer having a liquid filled drift chamber. The chamber has an ionization region partitioned from and an ion separation region by a reversible...
|
|
|
7071464 |
Mass spectroscopy system
The invention features a method including: i) confining ions to stable trajectories within an ion trap; ii) exciting a subset of the ions along at least one transverse coordinate; iii) rotating the...
|
|
|
7071463 |
Calibration method
In its most general terms the invention compensates for the effect of the mass offset in the prior art calibration method. This can be achieved either by correcting for the offset or assigning mass...
|
|
|
7067804 |
Atmospheric pressure ion lens for generating a larger and more stable ion flux
An ion lens is used to focus ions produced by various types of ion sources which are substantially at atmospheric pressure. The ions are focused to the inlet of a downstream mass spectrometer or...
|
|
|
7067802 |
Generation of combination of RF and axial DC electric fields in an RF-only multipole
An RF-only multipole includes a spiral resistive path formed around each multipole rod body. RF voltages are applied to the rod body and resistive path, and DC voltages are applied to the resistive...
|
|
|
7064320 |
Mass chromatograph
A mass spectrometer has an atmospheric pressure chemical ionization source that includes a first ionization portion including a needle electrode, for generating a primary ion by discharge of the...
|
|
|
7064318 |
Methods and apparatus for aligning ion optics in a mass spectrometer
Methods and apparatus, including computer program products, mass spectrometry systems, and sample plates for use in such systems, implement techniques for calibrating an ion source that includes a...
|
|
|
7064321 |
Ion funnel with improved ion screening
An ion funnel screen ions from a gas stream flowing into a differential pump stage of a mass spectrometer, transfers them to a subsequent differential pump stage. The ion funnel uses apertured...
|
|
|
7064323 |
Chemical substance detection apparatus and chemical substance detection method
A vacuum ultraviolet lamp ionizes a chemical substance contained in exhaust gas Gs. The chemical substance ionized is trapped in an ion trapping apparatus in which a radio frequency electric field...
|
|
|
7060976 |
Ion enrichment aperture arrays
Improvements have been made for selective collecting, focusing, and directing of ions and/or charged particles generated at atmospheric or near atmospheric pressure sources, such as but not limited...
|
|
|
7060974 |
Laser desorption ionization mass spectrometric method and sample plate used in such a method
The present invention relates to a sample plate that is preferably constituted by a metal plate on which a membrane is affixed by a conductive double-sided tape. In the case where a sample,...
|
|
|
7057165 |
Probe for mass spectrometry
The present invention relates to a probe for the analysis of one or more analytes, particularly proteins or compounds capable of binding or otherwise interacting therewith, by laser...
|
|
|
7057170 |
Compact ion gauge using micromachining and MISOC devices
A solid state compact ion gauge includes an electron source, a gate electrode, an electron collector, a gas ionizer, an ion anode, and a detector all formed within a cavity of a semiconductor...
|
|
|
7057166 |
Method of separating ions
A method of separating ions, including a first species of ion and a second species of ion that are transmitted through an analyzer region under substantially identical electrical field conditions,...
|
|
|
7057167 |
Mass analyzer allowing parallel processing one or more analytes
A method for filtering ions having a selected mass-to-charge ratio is set forth. In accordance with the method, one or more ions are injected into ion inlets of first and second ion selection...
|
|
|
7053367 |
Mass spectrometer
In a mass spectrometer utilizing an atmospheric pressure ion source, the amount of un-vaporized droplets that reach a mass spectrometric section is reduced. A mass spectrometer comprises: an...
|
|
|
7052914 |
Automated method for examining catalytic and spectroscopic properties of the components of combinatorial libraries
The invention relates to an automated method for carrying out reactions with high spatial resolution on libraries of different materials and for analysis of the products obtained using a simple...
|
|
|
7053368 |
Focusing ions using gas dynamics
Ion transfer assemblies and methods for directing ions from an ionization source to a mass analyzer. A first partition element separates a viscous flow region from a transition flow region. A...
|
|
|
7053366 |
Desalting plate for MALDI mass spectrometry
A novel Matrix-Assisted Laser Desorption/Ionization Mass Spectrometry (MALDI-MS) desalting sample support plate is described. The plate comprises a sample presentation surface, wherein the sample...
|
|
|
7053365 |
Chromatograph mass spectrometric apparatus and method of calibrating the same
First, normal calibration is executed by introducing a standards sample to an MS portion, thereafter, an adjusting sample is introduced to a GC portion, and a mass spectrum is acquired by executing...
|
|
|
RE39099 |
Spectrometer provided with pulsed ion source and transmission device to damp ion motion and method of use
A method and apparatus are provided for providing an ion transmission device or interface between an ion source and a spectrometer. The ion transmission device can include a multipole rod set and...
|
|
|
7045799 |
Weakening focusing effect of acceleration-deceleration column of ion implanter
A method and apparatus for weakening a strong focus effect of an acceleration-deceleration column of an ion implanter during a deceleration mode are disclosed. The apparatus includes a tube lens...
|
|
|
7045777 |
Combined chemical/biological agent mass spectrometer detector
A mass spectrometer including an ion source, a detector, a first end cap electrode arranged proximate to the ion source, a second end cap electrode arranged proximate the detector, and a ring...
|
|
|
7045801 |
Charged beam exposure apparatus having blanking aperture and basic figure aperture
Two or more-staged masks are prepared for a charged beam generating source. One mask has first aperture sections having rectangular apertures arranged into a lattice form, and electrodes which...
|
|
|
7045779 |
Method and apparatus for analyzing hydrocarbon streams
The present invention is a method and apparatus for identifying a mixture of particles using a Fourier transform ion cyclotron resonance mass spectrometer (FT-ICR MS). The particles are first...
|
|
|
7045778 |
Apparatus and method for establishing a temperature gradient within a FAIMS analyzer region
A method of separating ions includes providing a FAIMS analyzer region for separating ions, and establishing a temperature gradient across the FAIMS analyzer region to controllably affect ion...
|
|
|
7045776 |
System for collection of data and identification of unknown ion species in an electric field
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...
|
|
|
7041973 |
Method and device for the mass-spectrometric analysis of gases
The invention relates to a method for operating a mass spectrometer, in particular a static mass spectrometer, with an ion source and an analyzer. The invention likewise concerns the mass...
|
|
|
7041971 |
Apparatus and method for detecting chemical agents
An object of the present invention is to obtain an apparatus and a method for the detection of chemical agents which are suitable for detecting sulfur mustard and lewisite 1 and are satisfactory...
|
|
|
7038197 |
Mass spectrometer and method of mass spectrometry
A mass spectrometer is disclosed wherein a z-lens upstream of an orthogonal acceleration Time of Flight mass analyser is repeatedly switched between a first mode wherein ions are transmitted to the...
|
|
|
7038199 |
Apparatus and method for elemental mass spectrometry
A mass spectrometer and method of mass spectrometry in which polyatomic and doubly charged ion interferences are attenuated by establishing an electron population through which a beam of particles...
|
|
|
7038200 |
Ion cyclotron resonance mass spectrometer
The invention describes an ion cyclotron resonance (ICR) mass spectrometer with an ICR trap, the ICR trap having as trapping electrodes two ion reflecting electrode structures operated by RF...
|