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Class 250/425 - With sample vaporizing means


Subclass of Class 250 - Radiant energy
Definition: Subject matter having means to change the state of the material
No. of patents: 137
Last issue date: 02/07/2012


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NumberTitleIssue Date
8110815Vapor delivery to devices under vacuum
Providing vapor to a vapor-receiving device housed in a high vacuum chamber. An ion beam implanter, as an example, has a removable high voltage ion source within a high vacuum chamber and a vapor delivery system that delivers vapor to the ion source and does not int...
02/07/2012
7820981Method and apparatus for extending equipment uptime in ion implantation
The service lifetime of an ion source is enhanced or prolonged by the source having provisions for in-situ etch cleaning of the ion source and of an extraction electrode, using reactive halogen gases (F or Cl), and by having features that extend the service duration...
10/26/2010
7781743Charged particle beam system and method for evacuation of the system
The present invention provides a charged particle beam system which can perform evacuation on an electron gun chamber or an ion-gun chamber having a non-evaporable getter pump in a short time and can maintain the ultra-high vacuum for a long time, and a technology o...
08/24/2010
7525105Laser desorption—electrospray ion (ESI) source for mass spectrometers
An ion source is disclosed for forming multiply-charged analyte ions from a solid sample. A beam of pulsed radiation is directed onto a portion of the sample to desorb analyte molecules. A retaining structure holding a solvent volume is positioned proximate the samp...
04/28/2009
7518123Heat capacitor for capillary aerosol generator
A heat capacitor for a capillary aerosol generator comprises a phase change material that changes phases at a temperature approximately equal to a temperature sufficient to volatilize liquid material in a capillary passage of the capillary aerosol generator. The pha...
04/14/2009
7504640Ionization of desorbed molecules
An ion source generates ions from analyte molecules which are desorbed from a sample on the surface of a sample support in a pressure range of approximately 30 to 300 pascal. Reactant ions are generated in a separate ion source and guided by ion guides to the point ...
03/17/2009
7488953Multimode ionization source
The present invention provides an apparatus and method for use with a mass spectrometer. The multimode ionization source of the present invention provides one or more atmospheric pressure ionization sources (e.g., electrospray, atmospheric pressure chemical ionizati...
02/10/2009
7439499Multiple electrospray probe interface for mass spectrometry
In one embodiment, an analytical apparatus is provided that includes a carriage; and a plurality of electrospray probes pivotably mounted on the carriage, wherein movement of the carriage engages a feature with a selected one of the electrospray probes whereby movem...
10/21/2008
7423261Curved 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
7411185Atmospheric 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
7411186Multimode 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
7408152Ion 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
7405397Laser desorption ion source with ion guide coupling for ion mass spectroscopy
A laser desorption ion source provides enhanced ion sampling efficiency and measurement sensitivity by using one or more ion guides to effectively capture ions in a plume emitted from the ion target and guide the ions through an aperture into a downstream vacuum cha...
07/29/2008
7397048Technique for boron implantation
A technique for boron implantation is disclosed. In one particular exemplary embodiment, the technique may be realized by an apparatus for boron implantation. The apparatus may comprise a reaction chamber. The apparatus may also comprise a source of pentaborane coup...
07/08/2008
7388194Method and system for high-throughput quantitation using laser desorption and multiple-reaction-monitoring
A mass spectrometry quantitation technique enables high-throughput quantitation of small molecules using a laser-desorption (e.g., MALDI) ion source coupled to a triple-quadrupole mass analyzer. The ions generated from the ion source are collisionally damped/cooled,...
06/17/2008
7372043Apparatus and method for ion production enhancement
The invention described herein provides a matrix-based ion source including a gas heating device for providing heated gas at a defined temperature to the ionization region of the ion source. The ion source may also include a temperature sensor. The heating device an...
05/13/2008
7368708Apparatus for producing ions from an electrospray assembly
The present invention relates to an apparatus for producing ions from an electrospray assembly. The apparatus comprises an ionization chamber, an electrospray assembly, an isolating electrode, an isolated ionization region within the ionization chamber and optionall...
05/06/2008
7368728Ionization source for mass spectrometry analysis
A new ionization source named Surface Activated Chemical Ionization (SACI) has been discovered and used to improve the sensitivity of the mass spectrometer. According to this invention the ionization chamber of a mass spectrometer is heated and contains a physical n...
05/06/2008
7365340Resonance method for production of intense low-impurity ion beams of atoms and molecules
The present invention comprehends a compact and economical apparatus for producing high intensities of a wide variety of wanted positive and negative molecular and atomic ion beams that have been previously impossible to previously produce at useful intensities. In ...
04/29/2008
7348577Method for controlling a vaporizer of ion implantation equipment during indium implantation process
Disclosed is a method for controlling a vaporizer in ion implantation equipment during indium implantation process. The method comprises the steps of: (a) injecting a solid indium trichloride in a vaporizer; (b) raising a vaporizer temperature up to a first temperat...
03/25/2008
7335897Method and system for desorption electrospray ionization
A new method and system for desorption ionization is described and applied to the ionization of various compounds, including peptides and proteins present on metal, polymer, and mineral surfaces. Desorption electrospray ionization (DESI) is carried out by directing ...
02/26/2008
7301160Ion sources
The invention relates to methods of controlling the effect of ions of an ionisable source gas that can react with interior surfaces of an arc chamber, by introducing ions of a displacement gas into the arc chamber, where the displacement gas ions are more chemically...
11/27/2007
7294841Mass spectrometer
An Electrospray Ionisation ion source and an Atmospheric Pressure Chemical Ionisation ion source are disclosed which comprise a probe 1 comprising three co-axial capillary tubes 2,3,3′. A blue-flame gas torch 6 is provided downstream of the pr...
11/13/2007
7282706Advanced optics for rapidly patterned laser profiles in analytical spectrometry
The present invention is directed to a novel arrangement of optical devices for the rapid patterning of laser profiles used for desorption and/or ionization sources in analytical mass spectrometry. Specifically, the new optical arrangement provides for a user-define...
10/16/2007
7271012Failure analysis methods and systems
A method and system for exposing the delicate structures of a device encapsulated in a mold compound such as an integrated circuit (IC). A laser is used to ablate the mold compound and thus remove it, exposing the underlying structure. The laser beam can be steered ...
09/18/2007
7265362Mass spectrometer
An Electrospray Ionisation ion source and an Atmospheric Pressure Chemical Ionisation ion source are disclosed which comprise a probe 1 comprising two co-axial capillary tubes 2,3. A blue-flame gas torch 6 is provided downstream of the probe ...
09/04/2007
7259378Closed drift ion source
A closed drift ion source which includes a channel having an open end, a closed end, and an input port for an ionizable gas. A first magnetic pole is disposed on the open end of the channel and extends therefrom in a first direction. A second magnetic pole disposed ...
08/21/2007
7259368Apparatus for delivering ions from a grounded electrospray assembly to a vacuum chamber
The present invention relates to an apparatus for delivering ions to a vacuum chamber. The apparatus comprises an ionization chamber, an ionization region within the ionization chamber, a vacuum interface at a vacuum interface voltage and a vacuum chamber, wherein t...
08/21/2007
7256396Sensitive glow discharge ion source for aerosol and gas analysis
A high sensitivity glow discharge ion source system for analyzing particles includes an aerodynamic lens having a plurality of constrictions for receiving an aerosol including at least one analyte particle in a carrier gas and focusing the analyte particles into a c...
08/14/2007
7238952Metal ion emission device and process for producing the same, ion beam irradiation device, processing apparatus and analyzing apparatus provided with emission device
A metal ion emission device for emitting a metal ion by applying voltage to a molten liquid metal includes a needle-like part having an internal opening in which the liquid metal can be moved. The needle-like part has a first opening for supplying the liquid metal t...
07/03/2007
7232688Systems and methods for preparing and analyzing low volume analyte array elements
Methods for dispensing tools that can be employed to generate multi-element arrays of sample material on a substrate surface. The resulting substrates are also provided. The substrates surfaces can be flat or geometrically altered to include wells of receiving mater...
06/19/2007
7211805Liquid metal ion gun
An emitter of a Ga liquid metal ion source is constituted to include W12 of a base material and Ga9 of an ion source element covering a surface as construction materials. By making back-sputtered particles become elements (W and Ga) of the Ga liquid metal ion sour s...
05/01/2007
7208727Electrospray 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
7205536Micro 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 having a potential different between the counter electrode and the noz...
04/17/2007
7193223Desorption and ionization of analyte molecules at atmospheric pressure
The invention relates to the ionization of analyte molecules on a solid surface close to atmospheric pressure as an ion source for mass spectrometers. The invention uses a spray mist from an electrospray apparatus to ionize the analyte molecules, for example a spray...
03/20/2007
7189977Electrospray mass spectrometer and ion source
An inexpensive electrospray mass spectrometer capable of performing measurements consecutively from the ESI mode to the cold-spray ionization mode and vice versa. The electrospray mass spectrometer has an electrospray ion source, a nebulization nozzle, and a samplin...
03/13/2007
7145138Exhaust port design for API sources
An atmospheric pressure ionization source is provided. The atmospheric pressure ionization source comprises a chamber housing, a spray probe that produces a spray cone along a spray axis within the chamber, and an exhaust port opposite the spray probe on the housing...
12/05/2006
7145136Atmospheric pressure ionization with optimized drying gas flow
An apparatus for use in atmospheric pressure ionization includes a sample receiving chamber, a sample droplet source communicating with the sample receiving chamber, an outlet conduit, and a boundary. The outlet conduit defines a sampling orifice that communicates w...
12/05/2006
7135689Apparatus 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 a matrix based ion source and detected by a detector. The ion enhanc...
11/14/2006
7132670Apparatus 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 a matrix based ion source and detected by a detector. The ion enhanc...
11/07/2006
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