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Matches 51 - 100 out of 17,070

Document Document Title
WO/2019/234724A2
An ion transfer device that transfers ions from at least on ion inlet to at least one ion outlet. The ion transfer device includes an enclosure configured to maintain reduced pressure, and a plurality of electrodes disposed at least in p...  
WO/2019/229963A1
A probe drive unit (21) raises and lowers a probe (6) under control of a control unit (25) to collect a sample (8) at the end of the probe (6). Then, a high-voltage generation unit (20) applies a high voltage having a voltage value which...  
WO/2019/229467A1
A mass spectrometer is disclosed comprising an ion optics device housing having one or more external electrical connectors (1719) provided thereon. An ion optics device (301) is arranged inside the ion optics device housing, the ion opti...  
WO/2019/229466A1
A mass spectrometer is disclosed comprising a system control module (1715) for controlling the operation of the mass spectrometer. The system control module (1715) comprises one or more functional modules, each functional module being op...  
WO/2019/229447A1
A filament assembly for mounting to a source assembly of a mass spectrometer, the filament assembly comprising a body having one of: an aperture to receive a corresponding spigot provided by a source assembly; or a spigot to be received ...  
WO/2019/229463A1
A mass spectrometer is disclosed comprising: a first vacuum chamber having an inlet aperture; a second vacuum chamber; a differential pumping aperture separating the vacuum chambers; and an ion guide arranged in the first vacuum chamber ...  
WO/2019/229864A1
This lead-in electrode 132B of an orthogonal acceleration time-of-flight mass spectrometer 1 comprises: a main body 132B2a having an ion passing part 132B2a; a first member 132B1 provided with a main body accommodation part 132B1a that i...  
WO/2019/229270A1
A method for analysing mass spectral data of a substance comprises identifying a plurality of candidate chemical structure sets for the substance, each set being identified using one or more respective properties of the mass spectral dat...  
WO/2019/229450A1
A GC/MS arrangement, comprising: a GC unit; an MS unit; a transfer line fluidly connecting the GC unit and the MS unit a carrier gas valve for selectively supplying carrier gas to the transfer line; at least one monitoring unit associate...  
WO/2019/229951A1
Provided is a time-of-flight mass spectrometer comprising: a flight tube; a flight tube power source that applies voltage to the flight tube; a noise removal circuit that is connected to a flight tube voltage portion between the flight t...  
WO/2019/229954A1
After an analysis of a standard sample is performed for a predetermined period of time (S1 through S3), multiple ion optical elements such as ion guides are sequentially selected one by one, and a direct-current voltage of a different po...  
WO/2019/229945A1
When a Q-TOF mass spectrometry device is operated in an MS1 mode, a control unit (40), at the time of measurement, controls voltage generation parts (31 through 33) such that only a V voltage (a high-frequency voltage for mass separation...  
WO/2019/229448A1
An ion guide (10) comprising an inlet (11) having a first longitudinal axis (12), a middle section (15) and an outlet (13) having a second longitudinal axis (14), wherein the inlet, middle section and outlet together define an ion path, ...  
WO/2019/231854A1
Apparatus and methods for performing charge detection mass spectrometry are disclosed. An analyte ion is injected into an electrostatic trap, which has electrodes shaped and arranged to establish a trapping field that causes the analyte ...  
WO/2019/229998A1
In the present invention, with intensities in mass spectrum data that are less than or equal to a prescribed level treated as invalid data, an uncompressed data array of intensity values arrayed in order of m/z is divided into blocks of ...  
WO/2019/229470A1
A method is disclosed comprising directing one or more pulses of laser radiation having a wavelength in the range 2700-3100 nm from a pulsed optical parametric oscillator ("OPO") laser (1) on to a fixed and embedded tissue sample (2) and...  
WO/2019/229915A1
In the present invention, an acceleration voltage generation unit generates a high-voltage pulse for causing ions to be emitted from an ion emission unit by switching a direct-current high voltage by turning power MOSFETs on and off on t...  
WO/2019/232397A1
Methods, devices, and systems for improving the quality of electrospray ionization mass spectrometer (ESI-MS) data are described, as are methods, devices, and systems for achieving improved correlation between chemical separation data an...  
WO/2019/229459A1
An assembly for a mass spectrometer, comprising a housing (106) and a Time of Flight analyser (110), wherein the housing (106) is configured to enclose at least the Time of Flight analyser (110), and the Time of Flight analyser comprises...  
WO/2019/229469A1
A drive unit for driving an acceleration electrode of a mass spectrometer is disclosed. The drive unit includes a power converter comprising a switching element and pulsing circuitry that can form output pulses suitable for driving an ac...  
WO/2019/229462A1
A mass spectrometer comprising: a vacuum housing comprising a first vacuum chamber having a first gas exhaust port; a gas pump (1700) having a first gas inlet port connected to the first gas exhaust port (H1) by a first gas conduit for e...  
WO/2019/229457A1
A Time of Flight analyser comprising a flight tube (160) and a reflectron (170), wherein the reflectron comprises a stack of electrodes (172) that are compressed against the flight tube such that they remain parallel to each other under ...  
WO/2019/229449A1
A method of performing a routine on a mass spectrometer, comprising: providing a reference sample having known chemical properties; generating a test mass spectrum from the reference sample using the mass spectrometer; comparing predeter...  
WO/2019/229839A1
A precursor-ion selection processing unit (22) sequentially selects precursor ions having different mass-to-charge ratios, and causes an MS/MS spectral data acquisition processing unit (23) to acquire MS/MS spectral data corresponding to...  
WO/2019/230001A1
The quadrupole mass filter is provided with: four electrodes arranged about the central axis so as to constitute a quadrupole electrode; attachment parts to which multiple electroconductive parts are attached in such a manner that at lea...  
WO/2019/229233A1
The invention provides a method for in-situ joint nanoscale three-dimensional imaging and chemical analysis of a sample. In preferred embodiments, a single charged particle beam device is used for generating a sequence of two-dimensional...  
WO/2019/229451A1
A transfer line for a GCMS arrangement, the transfer line comprising: a transfer probe having a probe bore to receive a GC column; a sealing cap movably mounted at a first end of the transfer probe; and a resilient element arranged to bi...  
WO/2019/229599A1
A mass spectrometer is operated to simultaneously measure precursor and product ion data over a number of acquisitions. For each acquisition, the following steps are performed. Ion transfer optics inject ions from an ion beam into an ELI...  
WO/2019/230041A1
A mass spectrometry device 1 comprises a body 2, a partitioning wall 22, and a shutter mechanism 7. The partitioning wall 22 is provided in the interior of the body 2. An interior opening 22A is formed in the partitioning wall 22; that i...  
WO/2019/229453A1
A mass spectrometer includes a control system arranged to assess an operational state of the mass spectrometer. When a fault is detected, the control system assigns the fault to one of a plurality of categories, including a first categor...  
WO/2019/229950A1
This analysis device comprises: a mass spectrometer that separates ions based on flight time, and detects the separated ions; an analyzer unit that creates data corresponding to a spectrum for which the intensity of the detected ions is ...  
WO/2019/229804A1
This analyzer is provided with: a first acceleration unit (310) which comprises a first acceleration electrode (311) to which a pulse voltage for accelerating ions is applied; a flight tube (330); a second acceleration unit (320) which i...  
WO/2019/229455A1
A mass spectrometer comprising: an ion guide (301) comprising a first portion (1811) configured to guide ions along a first axial path, a second portion (1812) configured to guide ions along a second different axial path, and a transitio...  
WO/2019/229445A1
An inner source assembly for a mass spectrometer, the assembly comprising: a base; and a volume housing removably connectable to the base for retaining a repeller assembly therebetween, wherein one of the base and volume housing comprise...  
WO/2019/229460A1
Disclosed herein is a bench-top time of flight mass spectrometer (100). In embodiments, there is provided a solvent bottle mounting assembly configured so that a user can press a solvent bottle (201) onto the solvent bottle mounting asse...  
WO/2019/229465A1
A mass spectrometer comprising: a vacuum chamber housing an electronic component therein; a voltage supply module for supplying a voltage to said electronic component; a pressure sensor for determining the pressure in the vacuum chamber;...  
WO/2019/229456A1
A start-up routine for a mass spectrometer is performed automatically upon switching ON the mass spectrometer. The mass spectrometer comprises a plurality of functional modules connected thereto, each module operable to perform a predete...  
WO/2019/229942A1
In the present invention, when measurements are repeatedly carried out by an orthogonal acceleration type time-of-flight mass spectrometry unit of a Q-TOF mass spectrometry device, voltage control information is sent out by serial commun...  
WO/2019/229458A1
A mass spectrometer comprising: a vacuum chamber; and an ion inlet assembly for transmitting analyte ions into the vacuum chamber; wherein the spectrometer is configured to operate in a cooling mode in which it selectively controls one o...  
WO/2019/231859A1
A method and sampler for ionizing a sample includes receiving a sample, diluting the sample with an ion intensifier, applying the diluted sample to a first area on a mesh, passing the first area in front of an atmospheric pressure ioniza...  
WO/2019/232520A1
A method for mass spectral analysis of molecules based on full mass spectral profile or raw scan mode data, comprising the steps of specifying the basic building blocks for the molecule; estimating initial values including trial numbers ...  
WO/2019/229446A1
A lens assembly for an outer source of a mass spectrometer, the assembly comprising: a housing; a plurality of lens elements, each lens element comprising a radially extending electrically conductive protrusion, the lens elements being l...  
WO/2019/229803A1
This analyzer is provided with: first electrodes (311, 312) to which a pulse voltage for accelerating ions is applied; at least one switching element (SW) which controls the application of the pulse voltage to the first electrodes (311, ...  
WO/2019/226472A1
An apparatus for detecting constituents in a sample includes first and second drift tubes defining first and second drift regions and a controllable electric field device within a fragmentation region coupled to the first and second drif...  
WO/2019/224948A1
This time-of-flight mass spectrometer is provided with: an ion introduction unit; a vacuum chamber connected to the ion introduction unit; a support member provided inside the vacuum chamber; a flight tube, a part of the outer surface of...  
WO/2019/224540A1
Apparatus and method are proposed for the strong improvement of dynamic range (DR) of detectors and of data systems for time- of-f light mass spectrometers (TOF MS) with periodically repetitive signals. TOF separated ions are converted i...  
WO/2019/223835A1
The invention relates to an underwater gas measurement apparatus for gases dissolved in water, having: a pressure vessel (170) with a gas inlet opening in the wall of the pressure vessel (170); a semipermeable membrane (30), which is per...  
WO/2019/225059A1
In this MALDI ion source (1), laser light from a laser light source (2) is reflected by a mirror (5) and then has the energy thereof adjusted by a polarizing beam splitter (6). The laser light that has had the energy thereof adjusted is ...  
WO/2019/219748A1
An impact ionisation spray or electrospray ionisation ion source comprising a nebuliser (30) having a first conduit (11) for providing a liquid sample and a second conduit (10) for providing a nebulisation gas in order to nebulise the li...  
WO/2019/222274A1
An ion carousel includes a first surface and a second surface adjacent to the first surface. The first and the second surfaces define an ion confinement volume, The second surface including a first inner array of electrodes arranged alon...  

Matches 51 - 100 out of 17,070