Spectrometer

Spectrometer-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).

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Addition of reactive species to icp source in a mass spectrometer
Thermo Fisher Scientific (bremen) Gmbh
May 18, 2017 - N°20170140914

Disclosed is a method of inductively coupled plasma mass spectrometry (icp-ms), comprising steps of introducing at least one sample comprising at least one sample species, and at least one reactive species, into an inductively coupled plasma source, such that at least one molecular adduct ion of the at least one reactive species and the at least one sample species is ...
Strong field photoionization ion source for a mass spectrometer
Thermo Finnigan Llc
May 18, 2017 - N°20170140913

An ion source for a mass spectrometer comprises: an evacuated chamber having an interior receiving a gaseous sample effluent stream; a source of light pulses of pulse width 150 femtoseconds or less; a window of the evacuated chamber through which the light pulses pass into the evacuated chamber interior; one or more mirrors within the evacuated chamber disposed such that the ...
Systems and methods for analyzing a sample from a surface
Purdue Research Foundation
May 18, 2017 - N°20170140912

The invention generally relates to systems and methods for analyzing a sample from a surface. In certain aspects, the invention provides systems that include a sample introduction member that has an inlet, an outlet, and an opening along a wall of the sample introduction member. The sample introduction member may be configured such that the opening couples with a surface ...
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Ms/ms mass spectrometric method and ms/ms mass spectrometer
Shimadzu Corporation
May 18, 2017 - N°20170140909

When, in performing ms/ms analysis on a multivalent ion originated from a target component, an analyzing operator inputs at least two values of a mass value mloss of an eliminated fragment, a valence zloss of the eliminated fragment, a valence zprec of a precursor ion and a valence zprod of a product ion by an inputting unit, a valence ...
Ion mobility spectrometry data directed acquisition
Micromass Uk Limited
May 18, 2017 - N°20170140908

A method of analysing ions, comprising performing an initial multidimensional survey scan comprising separating parent ions according to a first physico-chemical property and separating said parent ions according to a second physico-chemical property, producing a two-dimensional data set comprising data corresponding to said first physico-chemical property and data corresponding to said second physico-chemical property, identifying one or more target ion ...
Optical alignment apparatuses and methods for optics used in absorption cell spectrometers
Duvas Technologies Limited
May 18, 2017 - N°20170139182

Systems and methods of the present disclosure are directed to optics used in absorption cell spectrometers. The absorption cell includes a plurality of mirrors arranged in a manner such that a detection light traverses multiple passes through the fluid within the absorption cell. In some implementations, the detection light is reflected by the plurality of mirrors to form optical paths ...
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Shutter for an ion mobility spectrometer
Eye On Air B.v.
May 18, 2017 - N°20170138903

The invention relates to a shutter for an ion mobility spectrometer (20), the shutter comprising: a first electrode surface (11) with a number of first electrode elements arranged in the first plane and at a distance from each other; a second electrode surface (12) arranged parallel to and at a distance from the first electrode surface and having a number of second electrode ...
Darkroom type security inspection apparatus and method
Nuctech Company Limited
May 18, 2017 - N°20170138902

The present invention discloses darkroom type security inspection apparatus and method. An apparatus comprises a housing constituting a closed darkroom, and assemblies disposed inside the housing. The assemblies disposed inside the housing are communicated by fittings or connectors and comprises: a sampling assembly comprising a sample collecting unit and a conveyer unit configured to convey an object to be inspected ...
Spectrometer insert for measuring temperature-dependent optical properties
International Business Machines Corporation
May 18, 2017 - N°20170138841

In one aspect, a spectrometer insert is provided. The spectrometer insert includes: an enclosed housing; a first transparent window on a first side of the enclosed housing; a second transparent window on a second side of the enclosed housing, wherein the first side and the second side are opposing sides of the enclosed housing; and a sample mounting and heating ...
A method for determining the spectral scale of a spectrometer and apparatus
International Business Machines Corporation
May 18, 2017 - N°20170138790

Determining the spectral calibration data (λcal(sd), sd,cal(λ)) by matching the measured spectral intensity distribution (m(sd)) with the spectral transmittance (te(λ)) of the etalon (50).
Waveguide-based integrated spectrometer
Analog Devices, Inc.
May 18, 2017 - N°20170138789

Embodiments of the present disclosure provide systems and methods for providing integrated waveguide-based spectrometer systems. In one aspect, the system includes an optical spectrometer comprising one or more waveguides configured to support propagation of optical radiation (i. E. Light) through the waveguides to a photodetector. The spectrometer further includes an input coupler for each waveguide, the input coupler configured to ...
High-resolution ion trap mass spectrometer
Thermo Finnigan Llc
May 11, 2017 - N°20170133215

Techniques can increase the resolution and accuracy of mass spectra obtained using ion traps through the use of the actual shape of the ion trap peaks, which is a series of smaller ion ejection events. The peak shapes are identified as changing over a common period of the trapping signal and the excitation signal, at which point the peak shapes ...
Mass spectrometers having real time ion isolation signal generators
1st Detect Corporation
May 11, 2017 - N°20170133214

Apparatuses, systems, and methods for performing mass analysis are disclosed. One such apparatus may include an ion trap device for use in a mass analysis system. The ion trap device may comprise an ion trap and a signal generator for applying an excitation signal to the ion trap. The signal generator may include a plurality of oscillators each configured to ...
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Spectrometer and method of spectroscopy
Fuji Electric Co., Ltd.
May 11, 2017 - N°20170131146

A spectrometer includes a beam splitter that receives incident light rays and splits each of the incident light rays into first and second spatially displaced, linearly polarized light rays that respectively have first and second polarization directions orthogonal to each other; an optical member that receives the split incident light rays from the beam splitter and optically converts the split ...
Shutter assembly for calibration
Diramed, Llc
May 11, 2017 - N°20170131145

Described are a shutter assembly, a spectrometer, and a method for calibrating a spectrometer. For example, the method may include positioning a shutter including a mirror into a first position in an illumination path of an excitation light beam such that a measurement window is blocked. The mirror may be operable to direct at least one of: (1) the illumination path ...
Interferometric distance measurement based on compression of chirped interferogram from cross-chirped interference
Automated Precision Inc.
May 11, 2017 - N°20170131081

Disclosed herein are interferometric measurement systems and methods. In one exemplary embodiment an interferometric measuring system for measuring the distance to or displacement of an object includes: a light source; an interferometer with a measuring arm and a reference arm; a dispersive medium; and a detector. The interferometer is disposed between the light source and the object. The dispersive medium ...
Methods and apparatus for detecting hand-to-mouth behavior
Massachusetts Institute Of Technology
May 11, 2017 - N°20170127979

A sensor system detects hand-to-mouth behavior. The system includes an electrical bio-impedance spectrometer and an inertial measurement unit. The sensor system may be worn on the forearm. The sensor system recognizes hand-to-mouth behavior in real-time, facilitating monitoring and immediate interventions an electrode positioning strategy optimizes the device's sensitivity and accuracy. Machine learning algorithms are leveraged to infer the hand-to-mouth detection. ...
Measuring device and printing apparatus
Seiko Epson Corporation
May 04, 2017 - N°20170126933

A printer includes a spectrometer which is relatively movable between media having a front surface of the media and a rear surface of the media which is opposite to the first surface and a platen which holds the second surface of the media. The platen includes a plurality of light transmitting units transmitting light.
Ion profiling with a scanning quadrupole mass filter
Micromass Uk Limited
May 04, 2017 - N°20170125235

A mass spectrometer is disclosed comprising an ion mobility separation device for separating ions according to their ion mobility, a first quadrupole mass filter downstream of the ion mobility separation device, a control system arranged and adapted to scan and/or step the set mass of the first quadrupole mass filter a plurality of times over a first mass to ...
Spatial zoom mode for accumulative trapped ion mobility spectrometry
Bruker Daltonik Gmbh
May 04, 2017 - N°20170125234

The invention relates to the operation of ion mobility spectrometers based on gases pushing the ions over electrical field barriers, preferably in combination with mass spectrometers, and relates to trapped ion mobility spectrometers (“tims”). The invention proposes to accumulate and to scan the ions of a selected range of mobilities by using a long and flat ...
Mass spectrometry method and mass spectrometer
Shimadzu Corporation
May 04, 2017 - N°20170125233

The present invention is a mass spectrometer (1) for sequentially performing a measurement for a plurality of target ions, characterized by a storage section (41) for holding ion time-of-flight information concerning the time required for each of target ions to fly through each of the sections constituting the mass spectrometer, and a voltage controller (42) for changing, based on the ion time-of-flight information, ...