LUX trigger efficiency

LUX trigger efficiency
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LUX 触发效率

DOI:
10.1016/j.nima.2018.07.094
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发表时间:
2018
期刊:
Accelerators, Spectrometers, Detectors and Associated Equipment
影响因子:
--
通讯作者:
Akerib D
Akerib D
中科院分区:
--
文献类型:
--
作者:
Akerib D

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大型地下氙实验(LUX)使用双相氙探测器寻找暗物质。LUX使用定制开发的触发系统进行事件选择。在本文中,触发效率,这是定义为一个感兴趣的事件被选择用于离线分析的概率,使用从电子反冲(ER)和核反冲(NR)校准获得的原始数据进行了研究。在90个探测光子的脉冲区域处,测得的效率超过98%,这远低于S2脉冲区域上的WIMP分析阈值。在反冲能量为0.2 keV及以上的ER和1.3 keV及以上的NR的效率也超过98%。测量的触发效率在探测器的基准体积上在99%和100%之间变化。
The Large Underground Xenon experiment (LUX) searches for dark matter using a dual-phase xenon detector. LUX uses a custom-developed trigger system for event selection. In this paper, the trigger efficiency, which is defined as the probability that an event of interest is selected for offline analysis, is studied using raw data obtained from both electron recoil (ER) and nuclear recoil (NR) calibrations. The measured efficiency exceeds 98% at a pulse area of 90 detected photons, which is well below the WIMP analysis threshold on the S2 pulse area. The efficiency also exceeds 98% at recoil energies of 0.2 keV and above for ER, and 1.3 keV and above for NR. The measured trigger efficiency varies between 99% and 100% over the fiducial volume of the detector.
DOI: 10.1103/physrevlett.118.261301
发表时间: 2017-04
影响因子: 8.6
作者:
D. Akerib;S. Alsum;C. Aquino;H. Araújo;X. Bai;A. J. Bailey;J. Balajthy;P. Beltrame;E. Bernard;A. Bernstein;T. Biesiadzinski;E. Boulton;P. Brás;D. Byram;S. Cahn;M. Carmona-Benitez;C. Chan;A. A. Chiller-A.;C. Chiller;A. Currie;J. Cutter;T. Davison;A. Dobi;J. Dobson;E. Druszkiewicz;B. Edwards;C. Faham;S. Fallon;S. Fiorucci;R. Gaitskell;V. Gehman;C. Ghag;K. Gibson;M. Gilchriese;C. Hall;M. Hanhardt;S. Haselschwardt;S. A. Hertel;D. P. Hogan;M. Horn;D. Huang;C. Ignarra;R. Jacobsen;W. Ji;K. Kamdin;K. Kazkaz;D. Khaitan;R. Knoche;N. Larsen;C. Lee;B. Lenardo;K. Lesko;A. Lindote;M. Lopes;A. Manalaysay;R. Mannino;M. F. Marzioni;D. Mckinsey;D. Mei;J. Mock;M. Moongweluwan;J. Morad;A. Murphy;C. Nehrkorn;H. Nelson;F. Neves;K. O'Sullivan;K. Oliver-Mallory;K. Palladino;E. K. Pease;L. Reichhart;C. Rhyne;S. Shaw;T. Shutt;C. Silva;M. Solmaz;V. Solovov;P. Sorensen;S. Stephenson;T. Sumner;M. Szydagis;D. Taylor;W. Taylor;B. Tennyson;P. Terman;D. Tiedt;W. To;M. Tripathi;L. Tvrznikova;S. Uvarov;V. Velan;J. Verbus;R. Webb;J. White;T. J. Whitis;M. Witherell;F. Wolfs;J. Xu;K. Yazdani;S. Young;C. Zhang
通讯作者: D. Akerib;S. Alsum;C. Aquino;H. Araújo;X. Bai;A. J. Bailey;J. Balajthy;P. Beltrame;E. Bernard;A. Bernstein;T. Biesiadzinski;E. Boulton;P. Brás;D. Byram;S. Cahn;M. Carmona-Benitez;C. Chan;A. A. Chiller-A.;C. Chiller;A. Currie;J. Cutter;T. Davison;A. Dobi;J. Dobson;E. Druszkiewicz;B. Edwards;C. Faham;S. Fallon;S. Fiorucci;R. Gaitskell;V. Gehman;C. Ghag;K. Gibson;M. Gilchriese;C. Hall;M. Hanhardt;S. Haselschwardt;S. A. Hertel;D. P. Hogan;M. Horn;D. Huang;C. Ignarra;R. Jacobsen;W. Ji;K. Kamdin;K. Kazkaz;D. Khaitan;R. Knoche;N. Larsen;C. Lee;B. Lenardo;K. Lesko;A. Lindote;M. Lopes;A. Manalaysay;R. Mannino;M. F. Marzioni;D. Mckinsey;D. Mei;J. Mock;M. Moongweluwan;J. Morad;A. Murphy;C. Nehrkorn;H. Nelson;F. Neves;K. O'Sullivan;K. Oliver-Mallory;K. Palladino;E. K. Pease;L. Reichhart;C. Rhyne;S. Shaw;T. Shutt;C. Silva;M. Solmaz;V. Solovov;P. Sorensen;S. Stephenson;T. Sumner;M. Szydagis;D. Taylor;W. Taylor;B. Tennyson;P. Terman;D. Tiedt;W. To;M. Tripathi;L. Tvrznikova;S. Uvarov;V. Velan;J. Verbus;R. Webb;J. White;T. J. Whitis;M. Witherell;F. Wolfs;J. Xu;K. Yazdani;S. Young;C. Zhang
液态氙中电子各向异性扩散及其应用于提高直接暗物质搜索的灵敏度
影响因子: 1.4
作者:
P. Sorensen
通讯作者: P. Sorensen
LUX 暗物质实验的数据采集和读出系统
影响因子: 1.4
作者:
D. Akerib;X. Bai;S. Bedikian;E. Bernard;A. Bernstein;A. Bradley;Sidney Cahn;M. Carmona;D. Carr;J. Chapman;K. Clark;T. Classen;T. Coffey;A. Curioni;S. Dazeley;L. D. Viveiros;M. Dragowsky;E. Druszkiewicz;C. Faham;S. Fiorucci;R. Gaitskell;K. Gibson;C. Hall;M. Hanhardt;B. Holbrook;M. Ihm;R. Jacobsen;L. Kastens;K. Kazkaz;R. Lander;N. Larsen;C. Lee;D. Leonard;K. Lesko;A. Lyashenko;D. Malling;R. Mannino;D. McKinsey;D. Mei;J. Mock;M. Morii;H. Nelson;J. Nikkel;M. Pangilinan;P. Phelps;T. Shutt;W. Skulski;P. Sorensen;J. Spaans;T. Stiegler;R. Svoboda;M. Sweany;M. Szydagis;J. Thomson;M. Tripathi;J. Verbus;N. Walsh;R. Webb;J. White;M. Własenko;F. Wolfs;M. Woods;C. Zhang
通讯作者: C. Zhang
DOI: 10.1103/physrevlett.118.021303
发表时间: 2017-01-11
影响因子: 8.6
作者:
Akerib, D. S.;Alsum, S.;Zhang, C.
通讯作者: Zhang, C.
真空紫外敏感光电倍增管中单光子的波长相关双光电子发射测量
DOI: 10.1088/1748-0221/10/09/p09010
发表时间: 2015
影响因子: 1.3
作者:
C. Faham;V. Gehman;A. Currie;A. Dobi;P. Sorensen;R. Gaitskell
通讯作者: R. Gaitskell