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Search for supersymmetric particles in $e^+ e^-$ collisions at $s$ up to 202-GeV and mass limit for the lightest neutralino

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Search for supersymmetric particles in $e^+ e^-$ collisions at $s$ up to 202-GeV and mass limit for the lightest neutralino. / ALEPH Collaboration, The; Barate, R.; Bouhova-Thacker, Evelina et al.
In: Physics Letters B, Vol. 499, No. 1-2, 01.02.2001, p. 67-84.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

ALEPH Collaboration, T, Barate, R, Bouhova-Thacker, E, Bowdery, C, Finch, A, Foster, F, Hughes, G, Jones, R & Smizanska, M 2001, 'Search for supersymmetric particles in $e^+ e^-$ collisions at $s$ up to 202-GeV and mass limit for the lightest neutralino', Physics Letters B, vol. 499, no. 1-2, pp. 67-84. https://doi.org/10.1016/S0370-2693(01)00015-6

APA

ALEPH Collaboration, T., Barate, R., Bouhova-Thacker, E., Bowdery, C., Finch, A., Foster, F., Hughes, G., Jones, R., & Smizanska, M. (2001). Search for supersymmetric particles in $e^+ e^-$ collisions at $s$ up to 202-GeV and mass limit for the lightest neutralino. Physics Letters B, 499(1-2), 67-84. https://doi.org/10.1016/S0370-2693(01)00015-6

Vancouver

ALEPH Collaboration T, Barate R, Bouhova-Thacker E, Bowdery C, Finch A, Foster F et al. Search for supersymmetric particles in $e^+ e^-$ collisions at $s$ up to 202-GeV and mass limit for the lightest neutralino. Physics Letters B. 2001 Feb 1;499(1-2):67-84. doi: 10.1016/S0370-2693(01)00015-6

Author

ALEPH Collaboration, The ; Barate, R. ; Bouhova-Thacker, Evelina et al. / Search for supersymmetric particles in $e^+ e^-$ collisions at $s$ up to 202-GeV and mass limit for the lightest neutralino. In: Physics Letters B. 2001 ; Vol. 499, No. 1-2. pp. 67-84.

Bibtex

@article{833c8f73f7c64f3bb32afc8f36e7fd46,
title = "Search for supersymmetric particles in $e^+ e^-$ collisions at $s$ up to 202-GeV and mass limit for the lightest neutralino",
abstract = "Searches for pair production of squarks, sleptons, charginos and neutralinos are performed with the data collected by the ALEPH detector at LEP at centre-of-mass energies from 188.6 to 201.6 GeV. No evidence for any such signals is observed in a total integrated luminosity of about 410 pb−1. The negative results of the searches are translated into exclusion domains in the space of the relevant MSSM parameters, which improve significantly on the constraints set previously. Under the assumptions of gaugino and sfermion mass unification, these results allow a 95% C.L. lower limit of 37 GeV/c2 to be set on the mass of the lightest neutralino for any tanβ and sfermion mass. Additional constraints in the MSSM parameter space are derived from the negative results of ALEPH searches for Higgs bosons. The results are also interpreted in the framework of minimal supergravity.",
author = "{ALEPH Collaboration}, The and R. Barate and Evelina Bouhova-Thacker and Christopher Bowdery and Alexander Finch and Frank Foster and Gareth Hughes and Roger Jones and Maria Smizanska",
year = "2001",
month = feb,
day = "1",
doi = "10.1016/S0370-2693(01)00015-6",
language = "English",
volume = "499",
pages = "67--84",
journal = "Physics Letters B",
issn = "0370-2693",
publisher = "ELSEVIER SCIENCE BV",
number = "1-2",

}

RIS

TY - JOUR

T1 - Search for supersymmetric particles in $e^+ e^-$ collisions at $s$ up to 202-GeV and mass limit for the lightest neutralino

AU - ALEPH Collaboration, The

AU - Barate, R.

AU - Bouhova-Thacker, Evelina

AU - Bowdery, Christopher

AU - Finch, Alexander

AU - Foster, Frank

AU - Hughes, Gareth

AU - Jones, Roger

AU - Smizanska, Maria

PY - 2001/2/1

Y1 - 2001/2/1

N2 - Searches for pair production of squarks, sleptons, charginos and neutralinos are performed with the data collected by the ALEPH detector at LEP at centre-of-mass energies from 188.6 to 201.6 GeV. No evidence for any such signals is observed in a total integrated luminosity of about 410 pb−1. The negative results of the searches are translated into exclusion domains in the space of the relevant MSSM parameters, which improve significantly on the constraints set previously. Under the assumptions of gaugino and sfermion mass unification, these results allow a 95% C.L. lower limit of 37 GeV/c2 to be set on the mass of the lightest neutralino for any tanβ and sfermion mass. Additional constraints in the MSSM parameter space are derived from the negative results of ALEPH searches for Higgs bosons. The results are also interpreted in the framework of minimal supergravity.

AB - Searches for pair production of squarks, sleptons, charginos and neutralinos are performed with the data collected by the ALEPH detector at LEP at centre-of-mass energies from 188.6 to 201.6 GeV. No evidence for any such signals is observed in a total integrated luminosity of about 410 pb−1. The negative results of the searches are translated into exclusion domains in the space of the relevant MSSM parameters, which improve significantly on the constraints set previously. Under the assumptions of gaugino and sfermion mass unification, these results allow a 95% C.L. lower limit of 37 GeV/c2 to be set on the mass of the lightest neutralino for any tanβ and sfermion mass. Additional constraints in the MSSM parameter space are derived from the negative results of ALEPH searches for Higgs bosons. The results are also interpreted in the framework of minimal supergravity.

U2 - 10.1016/S0370-2693(01)00015-6

DO - 10.1016/S0370-2693(01)00015-6

M3 - Journal article

VL - 499

SP - 67

EP - 84

JO - Physics Letters B

JF - Physics Letters B

SN - 0370-2693

IS - 1-2

ER -