Search for direct pair production of supersymmetric partners to the τ lepton in proton-proton collisions at √s=13TeV

被引：0

作者：

Sirunyan, A. M. ^{[1
]}

Tumasyan, A. ^{[1
]}

Adam, W. ^{[2
]}

Ambrogi, F. ^{[2
]}

Bergauer, T. ^{[2
]}

Brandstetter, J. ^{[2
]}

Dragicevic, M. ^{[2
]}

Eroe, J. ^{[2
]}

Del Valle, A. Escalante ^{[2
]}

Flechl, M. ^{[2
]}

Fruehwirth, R. ^{[2
,213
]}

Jeitler, M. ^{[2
,213
]}

Krammer, N. ^{[2
]}

Kraetschmer, I ^{[2
]}

Liko, D. ^{[2
]}

Madlener, T. ^{[2
]}

Mikulec, I ^{[2
]}

Rad, N. ^{[2
]}

Schieck, J. ^{[2
,213
]}

Schoefbeck, R. ^{[2
]}

Spanring, M. ^{[2
]}

Spitzbart, D. ^{[2
]}

Waltenberger, W. ^{[2
]}

Wulz, C-E ^{[2
,213
]}

Zarucki, M. ^{[2
]}

Drugakov, V ^{[3
]}

Mossolov, V ^{[3
]}

Gonzalez, J. Suarez ^{[3
]}

Darwish, M. R. ^{[4
]}

De Wolf, E. A. ^{[4
]}

Di Croce, D. ^{[4
]}

Janssen, X. ^{[4
]}

Lelek, A. ^{[4
]}

Pieters, M. ^{[4
]}

Sfar, H. Rejeb ^{[4
]}

Van Haevermaet, H. ^{[4
]}

Van Mechelen, P. ^{[4
]}

Van Putte, S. ^{[4
]}

Van Remortel, N. ^{[4
]}

Blekman, F. ^{[5
]}

Bols, E. S. ^{[5
]}

Chhibra, S. S. ^{[5
]}

D'Hondt, J. ^{[5
]}

De Clercq, J. ^{[5
]}

Lontkovskyi, D. ^{[5
]}

Lowette, S. ^{[5
]}

Marchesini, I ^{[5
]}

Moortgat, S. ^{[5
]}

Moreels, L. ^{[5
]}

Python, Q. ^{[5
]}

机构：

[1] Yerevan Phys Inst, Yerevan, Armenia

[2] Inst Hochenergiephys, Vienna, Austria

[3] Inst Nucl Problems, Minsk, BELARUS

[4] Univ Antwerp, Antwerp, Belgium

[5] Vrije Univ Brussel, Brussels, Belgium

[6] Univ Libre Bruxelles, Brussels, Belgium

[7] Univ Ghent, Ghent, Belgium

[8] Catholic Univ Louvain, Louvain La Neuve, Belgium

[9] Ctr Brasileiro Pesquisas Fis, Rio De Janeiro, Brazil

[10] Univ Estado Rio de Janeiro, Rio De Janeiro, Brazil

[11] Univ Estadual Paulista, Sao Paulo, Brazil

[12] Univ Fed ABC, Sao Paulo, Brazil

[13] Bulgarian Acad Sci, Inst Nucl Res & Nucl Energy, Sofia, Bulgaria

[14] Univ Sofia, Sofia, Bulgaria

[15] Beihang Univ, Beijing, Peoples R China

[16] Inst High Energy Phys, Beijing, Peoples R China

[17] Peking Univ, State Key Lab Nucl Phys & Technol, Beijing, Peoples R China

[18] Tsinghua Univ, Beijing, Peoples R China

[19] Univ Los Andes, Bogota, Colombia

[20] Univ Antioquia, Medellin, Colombia

[21] Univ Split, Fac Elect Engn Mech Engn & Naval Architecture, Split, Croatia

[22] Univ Split, Fac Sci, Split, Croatia

[23] Inst Rudjer Boskovic, Zagreb, Croatia

[24] Univ Cyprus, Nicosia, Cyprus

[25] Charles Univ Prague, Prague, Czech Republic

[26] Escuela Politec Nacl, Quito, Ecuador

[27] Univ San Francisco Quito, Quito, Ecuador

[28] Acad Sci Res & Technol Arab Republ Egypt, Egyptian Network High Energy Phys, Cairo, Egypt

[29] NICPB, Tallinn, Estonia

[30] Univ Helsinki, Dept Phys, Helsinki, Finland

[31] Helsinki Inst Phys, Helsinki, Finland

[32] Lappeenranta Univ Technol, Lappeenranta, Finland

[33] Univ Paris Saclay, CEA, IRFU, Gif Sur Yvette, France

[34] Inst Polytech Paris, Lab Leprince Ringuet, Ecole Polytech, CNRS,IN2P3, Paris, France

[35] Univ Strasbourg, CNRS, IPHC UMR 7178, Strasbourg, France

[36] Inst Natl Phys Nucl & Phys Particules, IN2P3, CNRS, Ctr Calcul, Villeurbanne, France

[37] Univ Lyon, Inst Phys Nucl Lyon, CNRS IN2P3, Univ Claude Bernard Lyon 1, Villeurbanne, France

[38] Georgian Tech Univ, Tbilisi, Georgia

[39] Tbilisi State Univ, Tbilisi, Georgia

[40] Rhein Westfal TH Aachen, Phys Inst 1, Aachen, Germany

[41] Rhein Westfal TH Aachen, Phys Inst A 3, Aachen, Germany

[42] Rhein Westfal TH Aachen, Phys Inst B 3, Aachen, Germany

[43] DESY, Hamburg, Germany

[44] Univ Hamburg, Hamburg, Germany

[45] Karlsruher Inst Technol, Karlsruhe, Germany

[46] NCSR Demokritos, Inst Nucl & Particle Phys INPP, Aghia Paraskevi, Greece

[47] Natl & Kapodistrian Univ Athens, Athens, Greece

[48] Natl Tech Univ Athens, Athens, Greece

[49] Univ Ioannina, Ioannina, Greece

[50] Eotvos Lorand Univ, MTA ELTE Lendulet CMS Particle & Nucl Phys Grp, Budapest, Hungary

来源：

EUROPEAN PHYSICAL JOURNAL C | 2020年 / 80卷 / 03期

基金：

欧盟地平线“2020”; 欧洲研究理事会; 芬兰科学院; 巴西圣保罗研究基金会;

关键词：

E(+)E(-) COLLISIONS; MEASURING MASSES; SCALAR LEPTONS; MODEL; EXTENSION; INVARIANT;

D O I：

10.1140/epjc/s10052-020-7739-7

中图分类号：

O412 [相对论、场论]; O572.2 [粒子物理学];

学科分类号：

摘要：

A search is presented for t slepton pairs produced in proton-proton collisions at a center-of-mass energy of 13 TeV. The search is carried out in events containing two t leptons in the final state, on the assumption that each t slepton decays primarily to a t lepton and a neutralino. Events are considered in which each t lepton decays to one or more hadrons and a neutrino, or in which one of the t leptons decays instead to an electron or a muon and two neutrinos. The data, collected with the CMS detector in 2016 and 2017, correspond to an integrated luminosity of 77.2 fb-1. The observed data are consistent with the standard model background expectation. The results are used to set 95% confidence level upper limits on the cross section for t slepton pair production in various models for t slepton masses between 90 and 200 GeV and neutralino masses of 1, 10, and 20 GeV. In the case of purely left-handed t slepton production and decay to a t lepton and a neutralino with a mass of 1GeV, the strongest limit is obtained for a t slepton mass of 125 GeV at a factor of 1.14 larger than the theoretical cross section.

引用

页数：34

共 50 条

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Spanring, M.
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[47] Combined search for supersymmetry with photons in proton-proton collisions at √s=13 TeV
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Tumasyan, A.
Adam, W.
Ambrogi, F.
Asilar, E.
Bergauer, T.
Brandstetter, J.
Dragicevic, M.
Eroe, J.
Del Valle, A. Escalante
Flechl, M.
Fruehwirth, R.
Ghete, V. M.
Hrubec, J.
Jeitler, M.
Krammer, N.
Kraetschmer, I.
Liko, D.
Madlener, T.
Mikulec, I.
Rad, N.
Rohringer, H.
Schieck, J.
Schoefbeck, R.
Spanring, M.
Spitzbart, D.
Taurok, A.
Waltenberger, W.
Wittmann, J.
Wulz, C. -E.
Zarucki, M.
Chekhovsky, V.
Mossolov, V.
Gonzalez, J. Suarez
De Wolf, E. A.
Di Croce, D.
Janssen, X.
Lauwers, J.
Pieters, M.
Van De Klundert, M.
Janssen, X.
Lauwers, J.
Pieters, M.
Van De Klundert, M.
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Van Mechelen, P.
Van Remortel, N.
Abu Zeid, S.
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[48] Search for pair production of vector-like quarks in leptonic final states in proton-proton collisions at √s=13 TeV
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Adam, W.
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Bergauer, T.
Chatterjee, S.
Damanakis, K.
Dragicevic, M.
Del Valle, A. Escalante
Hussain, P. S.
Jeitler, M.
Krammer, N.
Lechner, L.
Liko, D.
Mikulec, I.
Paulitsch, P.
Pitters, F. M.
Schieck, J.
Schoefbeck, R.
Schwarz, D.
Templ, S.
Waltenberger, W.
Wulz, C. -E.
Darwish, M. R.
Janssen, T.
Kello, T.
Sfar, H. Rejeb
Van Mechelen, P.
Bols, E. S.
D'Hondt, J.
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Delcourt, M.
El Faham, H.
Lowette, S.
Moortgat, S.
Morton, A.
Mueller, D.
Sahasransu, A. R.
Tavernier, S.
Van Doninck, W.
Vannerom, D.
Clerbaux, B.
De Lentdecker, G.
Favart, L.
Hohov, D.
Jaramillo, J.
Lee, K.
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Makarenko, I.
Malara, A.
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[49] Search for Narrow Trijet Resonances in Proton-Proton Collisions at √s=13 TeV
Hayrapetyan, A.
Tumasyan, A.
Adam, W.
Andrejkovic, J. W.
Bergauer, T.
Chatterjee, S.
Damanakis, K.
Dragicevic, M.
Del Valle, A. Escalante
Hussain, P. S.
Jeitler, M.
Krammer, N.
Liko, D.
Mikulec, I.
Schieck, J.
Schoefbeck, R.
Schwarz, D.
Sonawane, M.
Templ, S.
Waltenberger, W.
Wulz, C. -E.
Darwish, M. R.
Janssen, T.
Van Mechelen, P.
Bols, E. S.
D'Hondt, J.
Dansana, S.
De Moor, A.
Delcourt, M.
El Faham, H.
Lowette, S.
Makarenko, I.
Muller, D.
Sahasransu, A. R.
Tavernier, S.
Tytgat, M.
Van Putte, S.
Vannerom, D.
Clerbaux, B.
De Lentdecker, G.
Favart, L.
Hohov, D.
Jaramillo, J.
Khalilzadeh, A.
Lee, K.
Mahdavikhorrami, M.
Malara, A.
Paredes, S.
Petre, L.
Postiau, N.
PHYSICAL REVIEW LETTERS, 2024, 133 (01)
[50] Search for pair production of scalar and vector leptoquarks decaying to muons and bottom quarks in proton-proton collisions at √s=13 TeV
Hayrapetyan, A.
Tumasyan, A.
Adam, W.
Andrejkovic, J. W.
Bergauer, T.
Chatterjee, S.
Damanakis, K.
Dragicevic, M.
Hussain, P. S.
Jeitler, M.
Krammer, N.
Li, A.
Liko, D.
Mikulec, I.
Schieck, J.
Schoefbeck, R.
Schwarz, D.
Sonawane, M.
Templ, S.
Waltenberger, W.
Wulz, C. -E.
Darwish, M. R.
Janssen, T.
Van Mechelen, P.
Bols, E. S.
D'Hondt, J.
Dansana, S.
De Moor, A.
Delcourt, M.
El Faham, H.
Lowette, S.
Mueller, D.
Sahasransu, A. R.
Tavernier, S.
Van Doninck, W.
Van Putte, S.
Vannerom, D.
Clerbaux, B.
De Lentdecker, G.
Favart, L.
Hohov, D.
Jaramillo, J.
Khalilzadeh, A.
Lee, K.
Mahdavikhorrami, M.
Malara, A.
Paredes, S.
Petre, L.
Postiau, N.
Thomas, L.
PHYSICAL REVIEW D, 2024, 109 (11)

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