Search for a right-handed gauge boson decaying into a high-momentum heavy neutrino and a charged lepton in pp collisions with the ATLAS detector at √s=13 TeV

被引:43
作者
Aaboud, M. [58 ,59 ]
Aad, G. [159 ]
Abbott, B. [190 ]
Abbott, D. C. [160 ]
Abdinov, O. [18 ]
Abud, A. Abed [114 ,115 ]
Abeling, K. [82 ]
Abhayasinghe, D. K. [150 ]
Abidi, S. H. [237 ]
AbouZeid, O. S. [65 ]
Abraham, N. L. [224 ]
Abramowicz, H. [230 ]
Abreu, H. [229 ]
Abulaiti, Y. [8 ]
Acharya, B. S. [105 ,106 ,266 ]
Achkar, B. [82 ]
Adachi, S. [232 ,233 ]
Adam, L. [157 ]
Bourdarios, C. Adam [194 ]
Adamczyk, L. [136 ]
Adamek, L. [237 ]
Adelman, J. [181 ]
Adersberger, M. [172 ]
Adiguzel, A. [16 ,279 ]
Adorni, S. [83 ]
Adye, T. [211 ]
Affolder, A. A. [213 ]
Afik, Y. [229 ]
Agapopoulou, C. [194 ]
Agaras, M. N. [63 ]
Aggarwal, A. [178 ]
Agheorghiesei, C. [42 ]
Aguilar-Saavedra, J. A. [202 ,207 ,278 ]
Ahmadov, F. [129 ]
Ai, X. [20 ]
Aielli, G. [120 ,121 ]
Akatsuka, S. [139 ]
Akesson, T. P. A. [153 ]
Akilli, E. [83 ]
Akimov, A., V [168 ]
Al Khoury, K. [194 ]
Alberghi, G. L. [34 ,35 ,36 ]
Albert, J. [248 ]
Alconada Verzini, M. J. [143 ,144 ]
Alderweireldt, S. [178 ]
Aleksa, M. [61 ]
Aleksandrov, I. N. [129 ]
Alexa, C. [41 ]
Alexandre, D. [28 ]
Alexopoulos, T. [12 ]
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, Istanbul, Turkey
[6] TOBB Univ Econ & Technol, Div Phys, Ankara, Turkey
[7] Univ Grenoble Alpes, Univ Savoie Mt Blanc, LAPP, CNRS IN2P3, 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, 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, Jiangsu, Peoples R China
[23] Univ Chinese Acad Sci, 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] INFN, 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, Dept Subnucl Phys, Inst Expt 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
基金
加拿大自然科学与工程研究理事会; 巴西圣保罗研究基金会; 欧盟地平线“2020”;
关键词
PARTON DISTRIBUTIONS; MASSES; MIXINGS; MODELS;
D O I
10.1016/j.physletb.2019.134942
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
A search for a right-handed gauge boson W-R, decaying into a boosted right-handed heavy neutrino N-R, in the framework of Left-Right Symmetric Models is presented. It is based on data from proton-proton collisions with a centre-of-mass energy of 13 TeV collected by the ATLAS detector at the Large Hadron Collider during the years 2015, 2016 and 2017, corresponding to an integrated luminosity of 80 fb(-1). The search is performed separately for electrons and muons in the final state. A distinguishing feature of the search is the use of large-radius jets containing electrons. Selections based on the signal topology result in smaller background compared to the expected signal. No significant deviation from the Standard Model prediction is observed and lower limits are set in the W-R and N-R mass plane. Mass values of the W-R smaller than 3.8-5 TeV are excluded for N-R in the mass range 0.1-1.8 TeV. (C) 2019 The Author. Published by Elsevier B.V.
引用
收藏
页数:23
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