Secondary electron time detector for mass measurements at CSRe
The Isochronous Mass Spectrometry is a high accurate mass spectrometer. A secondary electrons time detector has been developed and used for mass measurements. Secondary electrons from a thin carbon foil are accelerated by an electric field and deflected 180°by a magnetic field onto a micro-channel p...
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Published in | Chinese physics C Vol. 34; no. 3; pp. 363 - 367 |
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Main Author | |
Format | Journal Article |
Language | English |
Published |
IOP Publishing
01.03.2010
Institute of Modern Physics,Chinese Academy of Sciences,Lanzhou 730000,China Graduate University of Chinese Academy of Sciences,Beijing 100049,China%Institute of Modern Physics,Chinese Academy of Sciences,Lanzhou 730000,China |
Subjects | |
Online Access | Get full text |
ISSN | 1674-1137 0254-3052 2058-6132 |
DOI | 10.1088/1674-1137/34/3/011 |
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Abstract | The Isochronous Mass Spectrometry is a high accurate mass spectrometer. A secondary electrons time detector has been developed and used for mass measurements. Secondary electrons from a thin carbon foil are accelerated by an electric field and deflected 180°by a magnetic field onto a micro-channel plate. The time detector has been tested with alpha particles and a time resolution of 197 ps (FWHM) was obtained in the laboratory. A mass resolution around 8×10^-6 for Am/m was achieved by using this time detector in a pilot mass measurement experiment. |
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AbstractList | The Isochronous Mass Spectrometry is a high accurate mass spectrometer. A secondary electrons time detector has been developed and used for mass measurements. Secondary electrons from a thin carbon foil are accelerated by an electric field and deflected 180°by a magnetic field onto a micro-channel plate. The time detector has been tested with alpha particles and a time resolution of 197 ps (FWHM) was obtained in the laboratory. A mass resolution around 8×10^-6 for Am/m was achieved by using this time detector in a pilot mass measurement experiment. O4; The Isochronous Mass Spectrometry is a high accurate mass spectrometer.A secondary electrons time detector has been developed and used for mass measurements.Secondary electrons from a thin carbon foil are accelerated by an electric field and deflected 180° by a magnetic field onto a micro-channel plate.The time detector has been tested with alpha particles and a time resolution of 197 ps (FWHM) was obtained in the laboratory.A mass resolution around 8×10~(-6) for △m/m was achieved by using this time detector in a pilot mass measurement experiment. |
Author | 涂小林 王猛 胡正国 徐瑚珊 郭忠言 毛瑞士 肖国青 张宏斌 臧永东 岳珂 |
AuthorAffiliation | Institute of Modern Physics, Chinese Academy of Sciences, Lanzhou 730000, China Graduate University of Chinese Academy of Sciences, Beijing 100049, China |
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CitedBy_id | crossref_primary_10_1016_j_nima_2014_04_051 crossref_primary_10_1016_j_nima_2014_05_122 crossref_primary_10_1016_j_nima_2020_163807 crossref_primary_10_1016_j_nima_2014_04_031 crossref_primary_10_1016_j_nima_2010_09_001 crossref_primary_10_1088_0031_8949_2015_T166_014009 |
Cites_doi | 10.1007/s12043-999-0038-3 10.1016/S0168-9002(00)00445-9 10.1016/0029-554X(78)91032-7 10.1016/S0168-9002(96)00651-1 10.1088/1674-1137/33/7/003 10.1016/S0168-9002(02)00475-8 10.1016/j.nuclphysa.2003.11.003 10.1016/j.physletb.2004.02.014 |
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Notes | 11-5641/O4 Q969.22 O572.32 isochronous mass spectrometry, time of flight, CSRe |
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References | 1 2 3 4 5 6 7 8 TU Xiao-Lin (9) 2009; 33 |
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Snippet | The Isochronous Mass Spectrometry is a high accurate mass spectrometer. A secondary electrons time detector has been developed and used for mass measurements.... O4; The Isochronous Mass Spectrometry is a high accurate mass spectrometer.A secondary electrons time detector has been developed and used for mass... |
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SubjectTerms | 偏转磁场 微通道板 时间分辨率 测量时间 电场加速 电子探测器 电子铝箔 质量测量 |
Title | Secondary electron time detector for mass measurements at CSRe |
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