Performance of the ATLAS muon triggers in Run 2

被引：189

作者：

Aad, G. ^{[159
]}

Abbott, B. ^{[189
]}

Abbott, D. C. ^{[160
]}

Abud, A. Abed ^{[60
]}

Abeling, K. ^{[81
]}

Abhayasinghe, D. K. ^{[150
]}

Abidi, S. H. ^{[236
]}

AbouZeid, O. S. ^{[64
]}

Abraham, N. L. ^{[223
]}

Abramowicz, H. ^{[229
]}

Abreu, H. ^{[228
]}

Abulaiti, Y. ^{[8
]}

Acharya, B. S. ^{[105
,106
,266
]}

Achkar, B. ^{[81
]}

Adam, L. ^{[157
]}

Bourdarios, C. Adam ^{[7
]}

Adamczyk, L. ^{[136
]}

Adamek, L. ^{[236
]}

Adelman, J. ^{[180
]}

Adersberger, M. ^{[171
]}

Adiguzel, A. ^{[16
]}

Adorni, S. ^{[82
]}

Adye, T. ^{[209
]}

Affolder, A. A. ^{[211
]}

Afik, Y. ^{[228
]}

Agapopoulou, C. ^{[103
]}

Agaras, M. N. ^{[62
]}

Aggarwal, A. ^{[177
]}

Agheorghiesei, C. ^{[42
]}

Aguilar-Saavedra, J. A. ^{[200
,205
,278
]}

Ahmad, A. ^{[60
]}

Ahmadov, F. ^{[129
]}

Ahmed, W. S. ^{[161
]}

Ai, X. ^{[26
,27
]}

Aielli, G. ^{[120
,121
]}

Akatsuka, S. ^{[139
]}

Akesson, T. P. A. ^{[153
]}

Akilli, E. ^{[82
]}

Akimov, A., V ^{[168
]}

Al Khoury, K. ^{[103
]}

Alberghi, G. L. ^{[34
,35
,36
]}

Albert, J. ^{[247
]}

Verzini, M. J. Alconada ^{[229
]}

Alderweireldt, S. ^{[60
]}

Aleksa, M. ^{[60
]}

Aleksandrov, I. N. ^{[129
]}

Alexa, C. ^{[41
]}

Alexopoulos, T. ^{[12
]}

Alfonsi, A. ^{[178
,179
]}

Alfonsi, F. ^{[34
,35
,36
]}

机构：

[1] Univ Adelaide, Dept Phys, Adelaide, SA, Australia

[2] SUNY Albany, Dept Phys, Albany, NY 12222 USA

[3] Univ Alberta, Dept Phys, Edmonton, AB, Canada

[4] Ankara Univ, Dept Phys, Ankara, Turkey

[5] Istanbul Aydin Univ, Applicat & Res Ctr Adv Studies, Istanbul, Turkey

[6] TOBB Univ Econ & Technol, Div Phys, Ankara, Turkey

[7] Univ Grenoble Alpes, Univ Savoie Mt Blanc, IN2P3, CNRS,LAPP, Annecy, France

[8] Argonne Natl Lab, Div High Energy Phys, Argonne, IL 60439 USA

[9] Univ Arizona, Dept Phys, Tucson, AZ 85721 USA

[10] Univ Texas Arlington, Dept Phys, POB 19059, Arlington, TX 76019 USA

[11] Natl & Kapodistrian Univ Athens, Phys Dept, Athens, Greece

[12] Natl Tech Univ Athens, Phys Dept, Zografos, Greece

[13] Univ Texas Austin, Dept Phys, Austin, TX 78712 USA

[14] Bahcesehir Univ, Fac Engn & Nat Sci, Istanbul, Turkey

[15] Istanbul Bilgi Univ, Fac Engn & Nat Sci, Istanbul, Turkey

[16] Bogazici Univ, Dept Phys, Istanbul, Turkey

[17] Gaziantep Univ, Dept Phys Engn, Gaziantep, Turkey

[18] Azerbaijan Acad Sci, Inst Phys, Baku, Azerbaijan

[19] Barcelona Inst Sci & Technol, Inst Fis Altes Energies IFAE, Barcelona, Spain

[20] Chinese Acad Sci, Inst High Energy Phys, Beijing, Peoples R China

[21] Tsinghua Univ, Phys Dept, Beijing, Peoples R China

[22] Nanjing Univ, Dept Phys, Nanjing, Peoples R China

[23] Univ Chinese Acad Sci UCAS, Beijing, Peoples R China

[24] Univ Belgrade, Inst Phys, Belgrade, Serbia

[25] Univ Bergen, Dept Phys & Technol, Bergen, Norway

[26] Lawrence Berkeley Natl Lab, Phys Div, Berkeley, CA USA

[27] Univ Calif Berkeley, Berkeley, CA 94720 USA

[28] Humboldt Univ, Inst Phys, Berlin, Germany

[29] Univ Bern, Albert Einstein Ctr Fundamental Phys, Bern, Switzerland

[30] Univ Bern, Lab High Energy Phys, Bern, Switzerland

[31] Univ Birmingham, Sch Phys & Astron, Birmingham, W Midlands, England

[32] Univ Antonio Narino, Fac Ciencias, Bogota, Colombia

[33] Univ Antonio Narino, Ctr Invest, Bogota, Colombia

[34] INFN Bologna, Bologna, Italy

[35] Univ Bologna, Dipartimento Fis, Bologna, Italy

[36] Ist Nazl Fis Nucl, Sez Bologna, Bologna, Italy

[37] Univ Bonn, Phys Inst, Bonn, Germany

[38] Boston Univ, Dept Phys, 590 Commonwealth Ave, Boston, MA 02215 USA

[39] Brandeis Univ, Dept Phys, Waltham, MA 02254 USA

[40] Transilvania Univ Brasov, Brasov, Romania

[41] Horia Hulubei Natl Inst Phys & Nucl Engn, Bucharest, Romania

[42] Alexandru Ioan Cuza Univ, Dept Phys, Iasi, Romania

[43] Natl Inst Res & Dev Isotop & Mol Technol, Phys Dept, Cluj Napoca, Romania

[44] West Univ Timisoara, Timisoara, Romania

[45] Comenius Univ, Fac Math Phys & Informat, Bratislava, Slovakia

[46] Slovak Acad Sci, Inst Expt Phys, Dept Subnucl Phys, Kosice, Slovakia

[47] Brookhaven Natl Lab, Dept Phys, Upton, NY 11973 USA

[48] Univ Buenos Aires, Dept Fis, Buenos Aires, DF, Argentina

[49] Calif State Univ, Long Beach, CA USA

[50] Univ Cambridge, Cavendish Lab, Cambridge, England

来源：

JOURNAL OF INSTRUMENTATION | 2020年 / 15卷 / 09期

基金：

加拿大自然科学与工程研究理事会; 英国科学技术设施理事会; 巴西圣保罗研究基金会; 欧盟地平线“2020”;

关键词：

Data acquisition concepts; Data processing methods; Online farms and online filtering; Trigger concepts and systems (hardware and software); DECAY;

D O I：

10.1088/1748-0221/15/09/P09015

中图分类号：

TH7 [仪器、仪表];

学科分类号：

0804 ; 080401 ; 081102 ;

摘要：

The performance of the ATLAS muon trigger system is evaluated with proton-proton (pp) and heavy-ion (HI) collision data collected in Run 2 during 2015-2018 at the Large Hadron Collider. It is primarily evaluated using events containing a pair of muons from the decay of Z bosons to cover the intermediate momentum range between 26 GeV and 100 GeV. Overall, the efficiency of the single-muon triggers is about 68% in the barrel region and 85% in the endcap region. The p(T) range for efficiency determination is extended by using muons from decays of J/psi mesons, W bosons, and top quarks. The performance in HI collision data is measured and shows good agreement with the results obtained in pp collisions. The muon trigger shows uniform and stable performance in good agreement with the prediction of a detailed simulation. Dedicated multi-muon triggers with kinematic selections provide the backbone to beauty, quarkonia, and low-mass physics studies. The design, evolution and performance of these triggers are discussed in detail.

引用

页数：57

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