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公开(公告)号：US20150249000A1
公开(公告)日：2015-09-03
申请号：US14433177
申请日：2013-10-02
发明人： Philipp Sulzer , Alfons Jordan , Tilmann Mark , Lukas Mark
CPC分类号： H01J49/0072 , H01J49/0031 , H01J49/145
摘要： Instrument for analysing compounds, comprising an ion source, an adjacent drift tube and a mass spectrometer including an ion detector for separation and detection of product ions, wherein instrumental parameters of the instrument can be altered by actuating elements for actuating variables of at least one of the group consisting of ion source, adjacent drift tube, mass spectrometer and ion detector, characterized by a controlling unit which is connectable to a storage device, wherein the storage device comprises a specification for certain compounds, the specification for each compound comprising a set of data comprising at least two different instrumental parameters and corresponding intensity signals for product ions detected with the ion detector, wherein the controlling unit alters the actuating elements in accordance with the specification for each compound, wherein a correspondence signal is displayed on a display unit if the detected intensity signal for the product ion corresponds with the stored intensity signals.
摘要翻译： 用于分析化合物的仪器，包括离子源，相邻漂移管和质谱仪，所述质谱仪包括用于分离和检测产物离子的离子检测器，其中所述仪器的仪器参数可以通过用于致动元件的致动元件来改变， 由离子源，相邻漂移管，质谱仪和离子检测器组成的组，其特征在于可连接到存储装置的控制单元，其中存储装置包括某些化合物的规格，每种化合物的说明书包括一组 数据包括用离子检测器检测到的产物离子的至少两个不同的仪器参数和相应的强度信号，其中控制单元根据每个化合物的说明书来改变致动元件，其中在显示单元上显示对应信号，如果 检测产品离子对应的强度信号 存储强度信号。
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公开(公告)号：US11658019B2
公开(公告)日：2023-05-23
申请号：US17046113
申请日：2019-09-27
发明人： Alfons Jordan
CPC分类号： H01J49/145 , H01J49/067 , H01J49/065
摘要： The present invention relates to a reaction chamber (12) for an IMR-MS apparatus or a PTR-MS apparatus, comprising an essentially gaslight outer housing (14), comprising at least two ion lenses (16) with essentially constant orifice dimensions and/or at least two ion lenses (17) with different orifice dimensions arranged around the reaction region (20), and at least one at least partly gaslight sealing (19), characterized in that the ion lenses (16,17) are placed inside the essentially gaslight outer housing (14), wherein between at least two adjacent ion lenses (16,17) an at least partly gaslight sealing (19) is mounted, wherein the room between at least other two ion lenses (16, 17) is such to allow a gas flow through said room from the reaction region (20) into the outer space (21). The present invention further relates to a method to operate an apparatus according to the invention.
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公开(公告)号：US20180108522A1
公开(公告)日：2018-04-19
申请号：US15782281
申请日：2017-10-12
发明人： Philipp Sulzer , Simone Jürschik , Jens Herbig , Alfons Jordan , Lukas Märk
CPC分类号： H01J49/168 , H01J49/0009 , H01J49/0027 , H01J49/145 , H01J49/286 , H01J49/426
摘要： Ion-molecule-reaction-mass spectrometry (IMR-MS) device, comprising an ion source, an adjacent reaction chamber and a mass spectrometer subsequent to the reaction chamber, wherein the reaction chamber comprises an RF device for creating a temporally changing electromagnetic field and wherein an adjustable reduced electric field strength (E/N) can be applied to the reaction chamber, characterized by an input device for entering a desired reduced electric field strength (E/N) by an operator when operating said IMR-MS device for analysing a sample, and a controlling device that operates the IMR-MS device by adjusting the settings of the IMR-MS device relating to a defined data set of a pseudo reduced electric field strength (PE/N1,2) for the entered reduced electric field strength (E/N), wherein the pseudo reduced electric field strength (PE/N1,2) has been determined by analysing a first analyte (A1) in the IMR-MS device, wherein intensity signals (RS1) of at least two product ions of the analyte (A1) are recorded and wherein the settings of the IMR-MS device are changed until the measured intensity signal (IS1) ratios of the at least two product ions match reference intensity signal (RS1) ratios within a given tolerance level of the at least two product ions determined in an IMR-MS device comprising an ion source, an adjacent reaction chamber with a DC-drift tube and a mass spectrometer subsequent to the reaction chamber, wherein the reaction chamber is operated only with an activated DC-drift tube at a certain actual reduced electric field strength (Ea1/N), wherein these settings of the IMR-MS device relating to the pseudo reduced electric field strength (PE/N1) are stored in the controlling device, wherein the controlling device controls said IMR-MS device by performing analysis of the sample with the settings corresponding to the pseudo reduced electric field strengths (PE/N1).
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公开(公告)号：US11282692B2
公开(公告)日：2022-03-22
申请号：US17046111
申请日：2019-09-27
发明人： Alfons Jordan
摘要： The present invention relates to an apparatus and a method for IMR-MS and/or PTR-MS, comprising a sample gas inlet (202, 206), a first ion source (209), a reaction chamber (203), a mass analyzer (204), wherein the reaction chamber (203) and the mass analyzer (204) are arranged along a central axis (A), characterized by a second ion source (209), wherein the sample gas inlet (202, 206) is arranged to introduce gas essentially along the central axis (A) and is connected to the reaction chamber (203); wherein the first ion source (209) and the second ion source (209) are arranged so as to emit reagent ions essentially perpendicularly to the central axis (A); said apparatus further comprising at least one electrode (302, 303, 304, 305), such that the reagent ions emitted from the first or second ion source (209) can be deflected into the reaction chamber (203) essentially in the downstream direction of the central axis (A).
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公开(公告)号：US10074531B2
公开(公告)日：2018-09-11
申请号：US15782281
申请日：2017-10-12
发明人： Philipp Sulzer , Simone Jürschik , Jens Herbig , Alfons Jordan , Lukas Märk
CPC分类号： H01J49/168 , H01J49/0009 , H01J49/0027 , H01J49/145 , H01J49/286 , H01J49/426
摘要： Ion-molecule-reaction—mass spectrometry (IMR-MS) device, comprising an ion source, an adjacent reaction chamber and a mass spectrometer subsequent to the reaction chamber, wherein the reaction chamber comprises an RF device for creating a temporally changing electromagnetic field and wherein an adjustable reduced electric field strength (E/N) can be applied to the reaction chamber, characterized by an input device for entering a desired reduced electric field strength (E/N) by an operator when operating said IMR-MS device for analyzing a sample, and a controlling device that operates the IMR-MS device by adjusting the settings of the IMR-MS device relating to a defined data set of a pseudo reduced electric field strength (PE/N1,2) for the entered reduced electric field strength (E/N), wherein the pseudo reduced electric field strength (PE/N1,2) has been determined by analyzing a first analyte (A1) in the IMR-MS device, wherein intensity signals (RS1) of at least two product ions of the analyte (A1) are recorded and wherein the settings of the IMR-MS device are changed until the measured intensity signal (IS1) ratios of the at least two product ions match reference intensity signal (RS1) ratios within a given tolerance level of the at least two product ions determined in an IMR-MS device comprising an ion source, an adjacent reaction chamber with a DC-drift tube and a mass spectrometer subsequent to the reaction chamber, wherein the reaction chamber is operated only with an activated DC-drift tube at a certain actual reduced electric field strength (Ea1/N), wherein these settings of the IMR-MS device relating to the pseudo reduced electric field strength (PE/N1) are stored in the controlling device, wherein the controlling device controls said IMR-MS device by performing analysis of the sample with the settings corresponding to the pseudo reduced electric field strengths (PE/N1).
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