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This page is updated frequently with new Spectrometer-related patent applications. Subscribe to the Spectrometer RSS feed to automatically get the update: related Spectrometer RSS feeds. RSS updates for this page: Spectrometer RSS RSS


Method and system for the quantitative chemical speciation of heavy metals and other toxic pollutants

Method and system for the quantitative chemical speciation of heavy metals and other toxic pollutants

Shuttle for an nmr mas rotor

Bruker Biospin Ag

Shuttle for an nmr mas rotor

Shuttle for an nmr mas rotor

Caterpillar

Engine exhaust gas sampling for mass spectrometer real time oil consumption measurement


Date/App# patent app List of recent Spectrometer-related patents
07/23/15
20150206728 
 Mass spectrometer and method patent thumbnailMass spectrometer and method
A measurement state in a mass spectrometer device is determined so that the measurement method for the next round of measurement can be automatically determined. The mass spectrometer device (1) is provided with: a first calculation unit (6) that calculates the total amount of ion in a mass spectrum; a second calculation unit (6) that calculates the half-value width of a representative peak selected from peaks appearing in the mass spectrum; and a control unit (7) that determines the measurement method for use in the next round of measurement on the basis of the total amount of ion and the half-value width of the representative peak..
Hitachi High-technologies Corporation


07/23/15
20150206726 
 Method and system for the quantitative chemical speciation of heavy metals and other toxic pollutants patent thumbnailMethod and system for the quantitative chemical speciation of heavy metals and other toxic pollutants
This invention relates to systems and methods for measuring quantitatively multiple species or heavy metals, including mercury, and other toxic pollutants. More specifically, the systems and methods of the invention allows for determination of the analytes even at very low concentration, through concentration on a collection interface, desorption and analysis by mass spectrometry.

07/23/15
20150204952 
 Shuttle for an nmr mas rotor patent thumbnailShuttle for an nmr mas rotor
A transport device for transporting an nmr sample to the probe head (16) of an nmr spectrometer by means of a transport system (12) is characterized in that the transport device comprises a shuttle (15) adapted for use with a transport system. The transport system is structured to transport an hr-nmr sample spinner or an nmr mas rotor (5).
Bruker Biospin Ag


07/23/15
20150204838 
 Engine exhaust gas sampling for mass spectrometer real time oil consumption measurement patent thumbnailEngine exhaust gas sampling for mass spectrometer real time oil consumption measurement
An engine oil consumption measuring system includes a multi-cylinder engine with an exhaust system positioned in a test cell. A sampling probe has an end positioned in the exhaust system to receive exhaust.
Caterpillar Inc.


07/23/15
20150204833 
 Spectroscopic characterization of seafood patent thumbnailSpectroscopic characterization of seafood
A method and apparatus for field spectroscopic characterization of seafood is disclosed. A portable nir spectrometer is connected to an analyzer configured for performing a multivariate analysis of reflection spectra to determine qualitatively the true identities or quantitatively the freshness of seafood samples..
Jds Uniphase Corporation


07/23/15
20150204827 
 Gas analysis system comprising a gas spectrometer equipped with a micro-reflectron patent thumbnailGas analysis system comprising a gas spectrometer equipped with a micro-reflectron
Said mass spectrometer (tofms) being arranged in the volume of at least one substrate and comprising a micro-reflectron (r) arranged between the source (ms1, ms2) and the free-flight zone (ms4), a wall (r1) of said micro-reflectron comprising a layer made from a resistive material designed to be polarised between at least two regions so as to create a continuous electrostatic field gradient in said reflectron.. .

07/23/15
20150204805 
 Electrochemical deposition and x-ray fluorescence spectroscopy patent thumbnailElectrochemical deposition and x-ray fluorescence spectroscopy
An x-ray fluorescence spectrometer (52); and a sample holder (2) for the x-ray fluorescence (xrf) spectrometer (52), wherein the sample holder (2) comprises: an electrically conductive synthetic diamond electrode (4) providing a front surface (6) on which chemical species can be electro-deposited from a solution (48) comprising the chemical species; an ohmic contact (8) disposed on a rear surface of the electrically conductive synthetic diamond electrode (4); and an electrical connector (10) which is connected to the ohmic contact (8), and wherein the x-ray fluorescence spectrometer (52) comprises: an xrf sample stage (58) configured to receive the sample holder (2); an x-ray source (54) configured to apply an x-ray excitation beam to the chemical species electro-deposited on the electrically conductive synthetic diamond electrode (4) when the sample holder (2) is mounted to the xrf sample stage (58); an x-ray detector (60) configured to receive x-rays emitted from the chemical species electro-deposited on the front surface (6) of the electrically conductive synthetic diamond material when the sample holder (2) is mounted to the xrf sample stage (58); and a processor (62) configured to generate x-ray fluorescence spectroscopic data based on the x-rays received by the x-ray detector. Such system allows to carry out simultaneously and in-situ stripping voltammetry measurements together with x-ray fluorescence measurements..
Element Six Technologies Limited


07/23/15
20150204721 
 Spectrometer patent thumbnailSpectrometer
A spectrometer comprises a package having a stem and a cap, an optical unit arranged on the stem, and a lead pin penetrating through the stem. The optical unit has a dispersive part for dispersing and reflecting light entering from a light entrance part of the cap, a light detection element for detecting the light dispersed and reflected by the dispersive part, a support for supporting the light detection element such as to form a space between the dispersive part and the light detection element, a projection projecting from the support, and a wiring electrically connected to the light detection element.
Hamamatsu Photonics K.k.


07/23/15
20150204720 
 Spectrometer and  use patent thumbnailSpectrometer and use
A method and system for linear spectral dispersion comprising passing an incoming electromagnetic signal through a compound prism consisting of two prisms in opposite orientation, where the two prisms are selected to provide a linearly varying output angle over a broad spectral region.. .
Scientific-wizard Ltd


07/23/15
20150204189 
 Method and  identifying fluid attributes patent thumbnailMethod and identifying fluid attributes
A method for identifying the type of a sampled formation fluid, such as a hydrocarbon, is provided. In one embodiment, the method includes measuring absorbance by a sample of a formation fluid at multiple wavelengths of electromagnetic radiation with a spectrometer.
Schlumberger Technology Corporation


07/16/15
20150198570 

Mass-spectrometer systems and methods


Embodiments of the present disclosure present novel systems, devices and methods for an automated biological sample analysis using mass-spectrometry. The time from sample introduction to the reporting of data, in some embodiments, takes a relatively short amount of time (e.g., several minutes).
Purehoney Technologies, Inc.


07/16/15
20150198538 

Method and analysis of alkylation catalyst composition


Apparatus and method for the determination of weight fractions of hydrocarbons, water and acid in the acid catalyst phase of petroleum refinery alkylation catalyst streams by flowing the acid catalyst phase through a density detector and a spectrometer cell so that the determination can be made according to first principles. An alternative apparatus and method uses spectroscopy without the density detector..

07/16/15
20150198482 

Method and apparatus to improve signal-to-noise ratio of ft-ir spectrometers using pulsed light source


An optical spectroscopy method and apparatus increases signal to noise ratio of detected signals. Sample light passed through a sample includes attenuated light pulses and characteristic light located between the attenuated light pulses, the characteristic light formed by interaction between light pulses incident the sample and sample molecules.
Agilent Technologies, Inc.


07/09/15
20150194295 

Assembly for use in a vacuum treatment process


An assembly for use in a vacuum treatment process, the assembly including a process changer 1. Gas analysis apparatus to sample and analyse the gas composition within the chamber 1 is provided.
Uab Nova Fabrica


07/09/15
20150192463 

Apparatus and calibrating extreme ultraviolet spectrometer


Provided are an apparatus and method for calibrating an extreme ultraviolet (euv) spectrometer in which a wavelength of a spectrum of euv light used for euv lithography and mask inspection technology can be measured accurately.. .
Korea Institute Of Science And Technology


07/09/15
20150192462 

Dual spectrometer


Systems and techniques for optical spectrometer detection using, for example, ir spectroscopy components and raman spectroscopy components are described. For instance, a system includes a first electromagnetic radiation source configured to illuminate a sample with a first portion of electromagnetic radiation in a first region of the electromagnetic spectrum (e.g., an ir source) and a second electromagnetic radiation source configured to illuminate a sample with a second portion of electromagnetic radiation in a second substantially monochromatic region of the electromagnetic spectrum (e.g., a laser source).
Smiths Detection, Inc.


07/02/15
20150188296 

Corona discharge assembly, ion mobility spectrometer, computer program and computer readable storage medium


The present invention discloses a corona discharge assembly, including: an ionization discharge chamber, wherein the ionization discharge chamber includes a metal corona cylinder, and the metal corona cylinder is provided with an inlet of a gas to be analyzed and an annular piece-shaped port which forms a non-uniform electric field with corona pins and is provided with a circular hole at the middle; a rotating shaft is installed on the cylinder wall of the metal corona cylinder in an insulating manner, the rotating shaft is vertical to the axial line of the metal corona cylinder, and a turntable provided with multiple corona pins at the outer edge is installed at the end part of the rotating shaft the axial line of the metal corona cylinder passes in parallel through the rotation plane of the turntable. The present invention further discloses an ion mobility spectrometer using the above-mentioned corona discharge assembly..
Nuctech Company Limited


07/02/15
20150188295 

Corona discharge assembly, ion mobility spectrometer, computer program and computer readable storage medium


The present invention discloses a corona discharge assembly, an ion mobility spectrometer, an computer program and an computer readable storage medium. The corona discharge assembly includes: an ionization discharge chamber, wherein the ionization discharge chamber includes a metal corona cylinder, and the metal corona cylinder is provided with an inlet of a gas to be analyzed and a trumpet-shaped front port which is conductive to forming a gathered electric field; multiple corona pins, in which on-off of a high voltage can be independently controlled, are installed at the center of the metal corona cylinder in an insulating manner.
Nuctech Company Limited


07/02/15
20150187558 

Pulse-burst assisted electrospray ionization mass spectrometer


The present invention relates to a mass spectrometer system, which combines laser desorption with pulse bursts comprising a train of ultrashort pulses and electrospray ionization. The pulse separation between individual pulses within the pulse burst is selected such that transient phenomena on an irradiated sample do not fully relax between individual pulses.
Imra America, Inc.


07/02/15
20150187557 

Electron source for an rf-free electronmagnetostatic electron-induced dissociation cell and use in a tandem mass spectrometer


An electron source for electron-induced dissociation in an rf-free electromagnetostatic cell for use installation in a tandem mass spectrometer is provided. An electromagnetostatic electron-induced dissociation cell may include at least one magnet having an opening disposed therein and having a longitudinal axis extending through the opening, the magnet having magnetic flux lines associated therewith, and an electron emitter having an electron emissive surface comprising a sheet, the emitter disposed about the axis at a location relative to the magnet where the electron emissive surface is substantially perpendicular to the magnetic flux lines at the electron emissive surface..
State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Osu


07/02/15
20150187556 

Method to generate data acquisition mass spectrometry


A process for automatically creating a measurement method suitable for plasma ion source mass spectrometry, including: semi-quantitatively measuring all elements in the sample that affect the measurement; determining a plasma condition based on the total concentration of the semi-quantitatively measured elements; for each of the semi-quantitatively measured elements, estimating signal strengths of the element and an interference component in the sample to be measured and based on the resultant estimates, estimating the concentration of the element; and, based on the estimated signal strengths of the elements and the interference components and the estimated concentrations of the elements, creating at least one mass spectrometry method including at least one of: (1) a plasma condition; (2) an internal standard to be added to the sample; (3) a tuning condition for the collision/reaction cell; (4) a mass-to-charge ratio used in the mass spectrometer; and (5) an integration time used in the mass spectrometer.. .
Agilent Technologies, Inc.


07/02/15
20150187555 

Ion optical system for mass spectrometer


A mass spectrometer includes: a plasma generation device for generating plasma for ionizing an introduced sample; an interface device for drawing the plasma into vacuum; an ion lens device for extracting and inducing ions as an ion beam from the plasma; a collision/reaction cell for removing an interference ion from the ion beam; a mass analyzer or filter for allowing a predetermined ion in the ion beam from the collision/reaction cell to pass along a first axis based on a mass-to-charge ratio; an ion detector for detecting the ion; an ion deflection device before the mass analyzer, and also an ion deflection device between the mass analyzer and the ion detector. The mass spectrometer reduces background noises in a mass analyzer by removing neutral particles from the ion beam without reducing the measurement sensitivity on ions to be analyzed as much as possible..
Agilent Technologies, Inc.


07/02/15
20150187554 

Mass spectrometer


Provided is a mass spectrometer capable of easy exchange of a measurement sample and suppressing a carryover. The mass spectrometer includes a mass spectrometry section, an ion source the internal pressure of which is reduced by a differential pumping from the mass spectrometry section and the ion source ionizes the sample gas, a sample container in which the sample gas is generated by vaporizing the measurement sample, a thin pipe that introduces the sample gas generated in the sample container into the ion source, an elastic tube of openable and closable that connects the sample container and the thin pipe, a pair of weirs that closes or opens the elastic tube so as to sandwich the elastic tube, and a cartridge that integrates the sample container, the thin pipe, and the elastic tube, and is detachable in a lump from a main body of the mass spectrometer..
Hitachi High-technologies Corporation


07/02/15
20150187550 

Electron multiplier for mass spectrometer


A secondary electron multiplier includes: a conversion dynode for emitting a secondary electron in response to an incident ion; a plurality of dynodes configured to have multi-stages from second to final stages for receiving the secondary electron; and a first voltage applying device for applying a first negative voltage to the conversion dynode and sequentially dividing the first negative voltage to apply to each of the second-stage and subsequent dynodes, wherein the secondary electron multiplier is configured to sequentially multiply the emitted secondary electron by the second-stage and subsequent dynodes. In the secondary electron multiplier, any of the second-stage and subsequent dynodes have a second voltage applying device for applying a second negative voltage.
Agilent Technologies, Inc.


07/02/15
20150186595 

Bioinformatics platform for high-throughput identification and quantification of n--glycopeptide


The present invention relates to a more efficient and accurate method for the identification and quantification of comparatively low abundant glycopeptides, compared with general peptides, using mass spectrum obtained by using high resolution mass spectrometer. Therefore, the method of the present invention can be effectively used for the techniques for identification of biotherapeutics and diagnosis of cancer or disease by screening glycopeptide, the disease marker (biomarker), from various samples..
Korea Basic Science Institute


07/02/15
20150185649 

Electrophotographic toner


An electrophotographic toner includes capsule toner particles that each include an anionic toner core having a zeta potential at ph 4 of no greater than −5 mv and a cationic shell layer disposed over a surface of the toner core. Each of the capsule toner particles has, at a surface thereof, a sodium concentration of no less than 200 ppm and no greater than 1,000 ppm as measured by an icp spectrometer..
Kyocera Document Solutions Inc.


07/02/15
20150185190 

Gas chromatograph-ion mobility spectrometer system


A gc-ims system is disclosed in embodiments of the present invention. The system comprises a sample transfer device.
Nuctech Company Limited


07/02/15
20150185189 

General sample injector, gas chromatograph and combined spectrometer


The present invention discloses a general sample injector, comprising a sample injection port mechanism, a sample injector shell, a vaporizing chamber, a heater, a temperature control unit, a carrier gas channel, a septum purge channel, a flow splitting channel, a coolant channel, a multichannel flow control valve and a temperature control unit. The general sample injector, equivalent to a “programmed temperature vaporizer” injector combining splitting/no splitting with cold column head sample injection, gives full play to the advantages of various sample injection modes, overcomes a plurality of disadvantages, and has higher practicability and better flexibility..
Nuctech Company Limited


07/02/15
20150185075 

Gas cell for the optical analysis of gases


A measuring cell for a gas analysis spectrometer has an inner chamber (23) for a sample gas to be analyzed and an inlet (21) and an outlet (22) which are connected thereto. A traversing optical path for a measuring beam (14) is formed in the inner chamber (23).
Bruker Optik Gmbh


06/25/15
20150179421 

Ion optical element


An ion optical element that may be used as an ion guide in a mass spectrometer, as a reflectron in a time-of-flight mass spectrometer, as an ion mobility drift tube in an ion mobility spectrometer, or as a collision cell or reaction cell in a mass spectrometer. The ion optical element has an inner tube made of a first ceramic material within an outer ceramic tube made of a second ceramic material.
Waters Technologies Corporation


06/25/15
20150179419 

Method for mass spectrometer with enhanced sensitivity to product ions


A mass spectrometry method comprises: introducing a first portion of a sample of ions including precursor ions comprising a first precursor-ion mass-to-charge (m/z) ratio into a first mass analyzer; transmitting the precursor ions from the first mass analyzer to a reaction or fragmentation cell such that a first population of product ions are continuously accumulated therein over a first accumulation time duration; initiating release of the accumulated first population of product ions from the reaction or fragmentation cell; continuously transmitting the released first population of product ions from the reaction cell to a second mass analyzer; transmitting a portion of the released first population of product ions comprising a first product-ion m/z ratio from the second mass analyzer to a detector; and detecting a varying quantity of the product ions having the first product-ion m/z ratio for a predetermined data-acquisition time period after the initiation of the release.. .
Thermo Finnigan Llc


06/25/15
20150177348 

Biosensor, palm-sized device and method based on magnetic resonance relaxometry


In accordance with one aspect of this disclosure, there is provided a device for performing magnetic resonance relaxometry. The device comprises a radio-frequency spectrometer comprising at least one field-programmable gate array chip; a power amplifier electrically connected with the radio-frequency spectrometer and amplifying an electrical output of the radio-frequency spectrometer, thereby producing an amplified electrical signal comprising between about 0.1 watts and about 10 watts power; a duplexer configured to isolate the radio-frequency spectrometer from the amplified electrical signal during a receiving mode of the device; a radio-frequency detection probe configured to transmit radio-frequency electromagnetic radiation to excite nuclei under resonance during a transmission mode of the device, the radio-frequency detection probe comprising a detection coil comprising an inner diameter of less than about 1 millimeter; and at least one magnet supplying an external magnetic field to a detection region of the radio-frequency detection probe, the external magnetic field being less than about 3 tesla..
Massachusetts Institute Of Technology


06/25/15
20150177214 

System and using additives with isotopic patterns to enhance the specificity of a spectrometer


A method for detecting a chemical substance includes collecting a sample of a substance of interest and mixing the sample and at least one additive within a reaction chamber. The at least one additive includes a plurality of isotopes.
Morpho Detection, Inc.


06/25/15
20150177164 

Fourier transform microwave spectroscopy for enantiomer-specific detection of chiral molecules


A spectrometer includes: (1) a housing defining a volume into which an analyte gas is introduced, the analyte gas including a chiral component; (2) a microwave generator coupled to the housing and configured to apply a microwave pulse to the analyte gas, the microwave pulse being polarized along a first direction; (3) an electric field generator coupled to the housing and configured to apply a switched electric field to the analyte gas, the electric field being oriented along a second direction different from the first direction; (4) a phase-sensitive microwave detector coupled to the housing and configured to detect an induced microwave emitted by the analyte gas, the induced microwave being polarized along a third direction different from the first direction and the second direction; and (5) an analyzer coupled to the phase-sensitive microwave detector and configured to detect an enantiomer of the chiral component based on a phase of the induced microwave.. .
President And Fellows Of Harvard College


06/25/15
20150177142 

Diamond atr artefact correction


A method of using a spectrometer to produce corrected diamond attenuated total reflectance (atr) spectral data includes acquiring, using the spectrometer, an initial set of atr spectral data for a sample pressed into contact with a diamond atr crystals; numerically matching, using the spectrometer, a pressure dependent diamond artefact reference spectrum to a corresponding pressure dependent diamond artefact in the initial set of atr spectral data; and numerically subtracting out the numerically matched pressure dependent diamond artefact reference spectrum from the initial set of atr spectral data to yield a corrected set of atr spectral data for the sample for output by the spectrometer.. .
Perkinelmer Singapore Pte Ltd


06/25/15
20150177140 

Nanostructure diffraction gratings for integrated spectroscopy and sensing


The present disclosure pertains to metal or dielectric nanostructures of the subwavelength scale within the grating lines of optical diffraction gratings. The nanostructures have surface plasmon resonances or non-plasmon optical resonances.

06/25/15
20150177093 

Multistage container leak testing


A coarse-fine two-stage leak detection is carried out on sealed, filled containers loaded into container holders or “pucks”. Failure of the first, coarse leak detection stage, e.g.

06/25/15
20150177066 

Object recognition apparatus using spectrometer and method thereof


Provided are an apparatus and method for recognizing an object on the basis of property information on an object obtained using a multi-wavelength spectrometer. An apparatus for recognizing an object using a multi-wavelength spectrometer includes an image processing unit configured to extract an region of interest from an input three-dimensional image and output shape information on the region of interest, a light irradiation unit configured to irradiate light of a plurality of wavelengths to an arbitrary position of an object corresponding to the detected region of interest, a light receiving unit configured to measure a spectrophotometric value for each light of the plurality of wavelengths, and a light processing unit configured to generate a differential spectrophotometric map using a differential value between spectrophotometric values of different wavelengths measured at the same light irradiation position, and recognize the object using the differential spectrophotometric map and the shape information..
Electronics And Telecommunications Research Institute


06/25/15
20150177064 

Spectrometer comprising a spatial light modulator


A spectrometer comprising an input for optical radiation; a dispersion element, such as a concave focussing reflection diffraction grating, for dispersing incident optical radiation passing from the input by wavelength; an output and a spatial light modulator “slm” disposed to receive a wavelength region of in-put optical radiation dispersed by the dispersion element and operable to selectively direct wavelength portions of the received wavelength region for receipt at the output. The input is configured to provide a plurality of entrance field stops, such as entrance slits, by means of each of which the dispersion element is, in use, illuminated and each of which is positioned to cooperate with the dispersion element to generate a different dispersed wavelength region at the slm..
Foss Analytical Ab


06/25/15
20150176968 

Spatial frequency spectrometer for and detection of spatial structures in materials


Spatial frequency spectra from periodic, aperiodic and quasi-random structures in materials are shown and used to detect differences among objects via internal coding from the spatial frequencies. The method is applied to different grades of human tissues for a new form of histology and pathology, and to detect art forgeries and coding boxes, money and papers and gems.

06/18/15
20150170896 

Mass spectrometer


A mass spectrometer is disclosed comprising a time of flight mass analyser. The time of flight mass analyser comprises an ion guide comprising a plurality of electrodes which are interconnected by a series of resistors forming a potential divider.
Micromass Uk Limited


06/18/15
20150170894 

Collision cell


A method of operating a gas-filled collision cell in a mass spectrometer is provided. The collision cell has a longitudinal axis.
Thermo Fisher Scientific (bremen) Gmbh


06/18/15
20150168518 

Device for attaching and detaching nmr probe


A device for attaching and detaching a cryogenic probe to and from a nuclear magnetic resonance (nmr) spectrometer. The device permits the probe to be loaded in the spectrometer in a shortened time and achieves high measurement throughput.
Jeol Ltd.


06/18/15
20150168368 

Method for non-intrusive measurement of low water content in oil


The present invention relates to a method and apparatus for determining trace amounts of water in oil, including the steps of obtaining a blended sample of a low water content fluid including an amount of water and an amount of oil, transferring a portion of the blended sample to a cuvette to create a measurement sample, covering a viewing surface of the cuvette with an opaque sheet with a slit, providing a barrier with a fixed opening between a laser source and a laser-receptive surface of the cuvette, transmitting a pulsed laser beam from the laser source into the cuvette; inducing fluorescence in the measurement sample, focusing the fluorescence through a collecting lens and transmitting the fluorescence to a spectrometer, and measuring the fluorescence with the spectrometer by dispersing the fluorescence with a spectrograph and intensifying the fluorescence with an intensified charge coupled device.. .
Saudi Arabian Oil Company


06/18/15
20150168291 

Polarization analysis apparatus


Provided is a polarization analysis apparatus that can quickly measure the polarization properties of a sample. The polarization analysis apparatus includes a light source configured to emit light in a predetermined wavelength region, a polarizer configured to transmit the light emitted from the light source, a spatial phase modulator configured to transmit the light from the sample, an analyzer configured to transmit the light that has passed through the spatial phase modulator, and an imaging spectrometer configured to receive the light that has passed through the analyzer.
Otsuka Electronics Co., Ltd.,


06/18/15
20150168217 

Methods and spectrometry


Multimode interference can be used to achieve ultra-high resolving powers (e.g., q>105) with linewidths down to 10 pm at 1500 nm and a broad spectroscopy range (e.g., 400-2400 nm) within a monolithic, millimeter-scale device. For instance, multimode interference (mmi) in a tapered waveguide enables fine resolution and broadband spectroscopy in a compact, monolithic device.
Massachusetts Institute Of Technology


06/18/15
20150168215 

Raman spectroscopy using diffractive mems


A raman spectrometer including a laser excitation source, edge filters, and detection optics that direct light into a spectrograph. A spectrograph containing a dispersive element and optics that directs various wavelengths of light onto a segmented diffractive mems light modulator array.
Thermo Scientific Portable Analytical Instruments Inc.


06/18/15
20150168213 

High-resolution spectrometers based on substrate-guided wave holograms


A sgwh-based spectrometer is disclosed that has the following advantages compared to prior art: compactness, high-resolution, high light throughput, high oob rejection ratio, adjustability to the different wavebands, robustness and environmental stability.. .
Luminit Llc


06/18/15
20150165070 

Magnetic nanoparticles dispersion, its preparation and diagnostic and therapeutic use


The present invention relates to magnetic particle dispersions comprising coated monocrystalline and/or polycrystalline single nanoparticles of iron oxides and nano-particulate aggregates (multi-core particles) thereof with improved nonlinear magnetization behavior and improved heating properties in alternating magnetic fields. When measured in a magnetic particle spectrometer (mps) the particle dispersions show a pronounced overtone structure, especially in the higher harmonics, which surpasses all previously known particle systems many times over.
Physikalisch-technische Bundesanstalt (ptb)


06/11/15
20150162600 

Carbon material, carbonaceous material for battery electrode, and battery


A scale-like carbon material and carbon material for a battery electrode suitable for use as an electrode material for an aqueous-electrolyte secondary battery, wherein the ratio ig/id (g value) between the peak area (id) in a range of 1300 to 1400 cm−1 and the peak area (ig) in a range of 1580 to 1620 cm−1 by raman spectroscopy spectra when an edge surface of the particle of the scale-like carbon material is measured with by raman microspectrometer is 5.2 to 100 and the average interplanar spacing d002 of plane (d002) by the x-ray diffraction method is 0.337 nm or less and optical structures of the carbon material have a specific shape; the method for producing the same; a carbon material for a battery electrode and a paste for an electrode containing the material; and a secondary battery having excellent charge/discharge cycle characteristics and high current load characteristics.. .
Showa Denko K.k.


06/11/15
20150162178 

Ion trap mass spectrometer using cold electron souce


The present invention relates to an ion trap mass spectrometer using a cold electron source, in a production of a portable mass spectrometer, in which a microchannel plate (mcp) module is used, initial electrons are induced by injecting ultraviolet photons emitted from an ultraviolet diode to a front surface of the mcp module, electron beams amplified from the electrons are amplified using a channeltron electron multiplier (cem), the amplified electron beams are accurately adjusted and injected into an ion trap, thus increasing the amplification rate, and since a quadrupole field is used as an ion filter which returns the initially injected electrons to the inside of an ion trap mass separator, the ionization rate increases.. .
Korean Basic Science Institute


06/11/15
20150162175 

Methods for isolation and decomposition of mass spectrometric protein signatures


A method of analyzing a liquid mixture comprising protein or peptide molecules mixed with other molecules comprises: passing a portion of the mixture through a liquid chromatograph so as to elute the molecules; transferring the eluted portions of the molecules to an ion source of a mass spectrometer so as to generate ions comprising a plurality of ion species therefrom; transferring the generated ion species to a mass analyzer for detection thereby; generating a respective record of the intensity-versus-time variation of each of a plurality of the detected ion species; identifying and distinguishing a set of ion species corresponding to the ions generated from the eluted portion of the protein or peptide analyte molecules based on the records of the intensity-versus-time variation; and performing at least one additional operation on ions of one or more of the distinguished ion species generated from the protein or peptide analyte molecules.. .
Thermo Finnigan Llc


06/11/15
20150160248 

Apparatus and spectroscopic analysis of vinification liquids using coded sample containers


An apparatus for spectroscopic analysis of vinificition liquids features a sample holder for a sample container of vinification liquid, a light source for directing a beam of light into the sample supported by the sample holder, a spectrometer arranged for receiving and measuring the beam of light after interaction thereof with the sample in order to perform a spectroscopic scan of the sample and generate measured spectral data thereon, and a scanning device positioned for scanning a machine readable code on the sample container. A computing device in communication with the spectrometer and the scanning device applies a classification to the measured spectral data of the sample according to a classification code read from the sample container.
Bl Photonics Inc.


06/11/15
20150160161 

Substances detection system and method


A system and methodology for the detection of threat substances is described. The detector system consists of a method to evaporate the sample into a primary separator and thermal release of trapped target materials into a secondary separator like conventional gc.
Teknoscan Systems Inc.


06/11/15
20150160125 

Hybrid spectrophotometer with variable optical path length sampling cell and using same


A hybrid spectrophotometric instrument utilizing absorption and fluorescence observations requires different cell parameters for optimal performance. The ability to have an instrument with a variable optical path length with a single set of optical surfaces and one detector to reduce system variance is unique.
Zaps Technologies, Inc.


06/11/15
20150159998 

Hole-measurement systems and methods using a non-rotating chromatic point sensor (cps) pen


A chromatic confocal point sensor (cps) system and associated methods are provided for measuring holes. A cps optical pen includes a beam dividing deflecting element that directs measurement light simultaneously along at least three directions to the interior surface of the hole.
Mitutoyo Corporation


06/11/15
20150157261 

Substance detection device and watch-type body fat burning measurement device


A substance detection device includes: a detection sample collection section which collects a biological gas released from the human skin, allows only this biological gas to pass through a permeable membrane, and stores the gas in a sensor chamber; a light source which excites a raman scattered light from acetone in the collected biological gas; a sensor section which enhances the raman scattered light by localized surface plasmon resonance; a spectrometer which disperses the enhanced raman scattered light; a light receiving element; a signal processing and control circuit section which compares the acquired spectrum with the fingerprint spectrum of acetone which has been stored in advance and thereby identifies acetone, which is the collected substance to be detected, and calculates the amount of fat burning having a correlation with the concentration of acetone; and a display section.. .

06/04/15
20150155154 

Miniature time-of-flight mass spectrometer


A miniature time-of-flight mass spectrometer (tof-ms) was developed for a nasa/astid program beginning 2008. The primary targeted application for this technology is the detection of non-volatile (refractory) and biological materials on landed planetary missions.
C&e Research, Inc.


06/04/15
20150155153 

Orthogonal acceleration system for time-of-flight mass spectrometer


An orthogonal pulse accelerator for a time-of-flight mass analyzer includes an electrically-conductive first plate extending in a first plane, and a second plate spaced from the first plate. The second plate includes a grid that defines a plurality of apertures each having a first dimension extending in a first direction and a second dimension orthogonal to the first dimension, the first and second dimensions lying in the second plane and the second dimension begin larger than the first dimension.
Perkinelmer Health Sciences, Inc.


06/04/15
20150155150 

Mass spectrometer


A mass spectrometer is disclosed comprising a first ion trap or ion guide, a single ion mobility spectrometer or separator stage and a second ion trap or ion guide arranged downstream of the ion mobility spectrometer or separator. A mode of operation includes passing ions from said first ion trap or ion guide to said device and onwards to said second ion trap or ion guide and then passing at least some of said ions or at least some fragment, daughter, product or adduct ions derived from said ions from said second ion trap or ion guide onwards to said first ion trap or ion guide.
Micromass Uk Limited


06/04/15
20150155149 

Cryogenic collisional cooling cell


A mass spectrometer is disclosed comprising a cooling cell 4 for cooling ions so as to reduce their kinetic energy. The cooling cell 4 comprises: a chamber for receiving the ions or for generating the ions therein, wherein said chamber is formed from walls defining a substantially enclosed region; and a cooling jacket 16 surrounding said chamber, wherein said cooling jacket 16 is arranged and configured to contain a cooling fluid and so as to remove heat from one or more walls of the chamber.
Micromass Uk Limited


06/04/15
20150155148 

Ionization apparatus, mass spectrometer including ionization apparatus, and image forming system


Provided is an ionization apparatus including: a holder configured to hold a sample; a probe configured to determine a part to be ionized of the sample held by the holder; an extract electrode configured to extract ionized ions of the sample; a liquid supply unit configured to supply liquid to a part of a region of the sample; and a unit configured to apply a first voltage between the probe and the extract electrode, in which the first voltage is pulse-modulated.. .
Canon Kabushiki Kaisha


06/04/15
20150155147 

Targeted analysis for tandem mass spectrometry


A tandem mass spectrometer and method are described. Precursor ions are generated in an ion source and an ion injector injects ions towards a downstream ion guide via a single or multi reflection tof device that separates ions into packets in accordance with their m/z.
Thermo Fisher Scientific (bremen) Gmbh


06/04/15
20150155132 

Mass spectrometer and mass image analyzing system


The mass spectrometer has a chamber in which a sample is disposed, an irradiation unit for emitting particles to the sample, and an extraction electrode which leads secondary ions emitted from the sample to a mass spectrometry unit, in which the irradiation unit switches a first mode of emitting primary ions for causing the secondary ions to be emitted from the sample and a second mode of emitting particles containing water molecules to be made to adhere to the sample and emits the particles to the sample.. .



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Spectrometer topics: Spectrometer, Ion Mobility, Mass Spectrometer, Spectrometry, Longitudinal Axis, Relaxation, Mass Spectrometry, Coordinates, Downstream, Chromatograph, Quantitative

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