Dark matter particle spectroscopy at the LHC: Generalizing MT2 to asymmetric event topologies

Journal of High Energy Physics

Volumn 2010, Issue 4, 2010, Pages

  Konar, Partha ^a   Kong, Kyoungchul ^b   Matchev, Konstantin T ^a   Park, Myeonghun ^a  

^a UNIVERSITY OF FLORIDA   (United States)

^b SLAC NATIONAL ACCELERATOR LABORATORY   (United States)

Author keywords

Supersymmetry Phenomenology

Indexed keywords

EID: 84856387438     PISSN: 11266708     EISSN: 10298479     Source Type: Journal    
DOI: 10.1007/JHEP04(2010)086     Document Type: Article

References (118)

1. G. Jungman, M. Kamionkowski and K. Griest, Supersymmetric dark matter, Phys. Rept. 267 (1996) 195 [hep-ph/9506380] [SPIRES].
2. G. Servant and T.M.P. Tait, Is the lightest Kaluza-Klein particle a viable dark matter candidate×, Nucl. Phys. B 650 (2003) 391 [hep-ph/0206071] [SPIRES].
3. F. Burnell and G.D. Kribs, The abundance of Kaluza-Klein dark matter with coannihilation, Phys. Rev. D 73 (2006) 015001 [hep-ph/0509118] [SPIRES].
4. K. Kong and K.T. Matchev, Precise calculation of the relic density of Kaluza-Klein dark matter in universal extra dimensions, JHEP 01 (2006) 038 [hep-ph/0509119] [SPIRES].
5. H.-C. Cheng and I. Low, TeV symmetry and the little hierarchy problem, JHEP 09 (2003) 051 [hep-ph/0308199] [SPIRES].
6. A. Birkedal, A. Noble, M. Perelstein and A. Spray, Little Higgs dark matter, Phys. Rev. D 74 (2006) 035002 [hep-ph/0603077] [SPIRES].
7. A. Birkedal, K. Matchev and M. Perelstein, Dark matter at colliders: a model-independent approach, Phys. Rev. D 70 (2004) 077701 [hep-ph/0403004] [SPIRES].
8. J.L. Feng, S. Su and F. Takayama, Lower limit on dark matter production at the Large Hadron Collider, Phys. Rev. Lett. 96 (2006) 151802 [hep-ph/0503117] [SPIRES].
9. E.A. Baltz, M. Battaglia, M.E. Peskin and T. Wizansky, Determination of dark matter properties at high-energy colliders, Phys. Rev. D 74 (2006) 103521 [hep-ph/0602187] [SPIRES].
10. D.J.H. Chung, L.L. Everett, K. Kong and K.T. Matchev, Connecting LHC, ILC and quintessence, JHEP 10 (2007) 016 [arXiv:0706.2375] [SPIRES].
11. C.F. Berger, J.S. Gainer, J.L. Hewett, T.G. Rizzo and B. Lillie, The LHC inverse problem, supersymmetry and the ILC, Phys. Lett. B 677 (2009) 48 [arXiv:0711.1374] [SPIRES].
12. H. Baer and X. Tata, Dark matter and the LHC, arXiv:0805.1905 [SPIRES].
13. S. Arrenberg, L. Baudis, K. Kong, K.T. Matchev and J. Yoo, Kaluza-Klein dark matter: direct detection vis-a-vis LHC, Phys. Rev. D 78 (2008) 056002 [arXiv:0805.4210] [SPIRES].
14. C.F. Berger, J.S. Gainer, J.L. Hewett and T.G. Rizzo, Supersymmetry without prejudice, JHEP 02 (2009) 023 [arXiv:0812.0980] [SPIRES].
15. H. Baer, E.-K. Park and X. Tata, Collider, direct and indirect detection of supersymmetric dark matter, New J. Phys. 11 (2009) 105024 [arXiv:0903.0555] [SPIRES].
16. L. Roszkowski, R. Ruiz de Austri and R. Trotta, Efficient reconstruction of CMSSM parameters from LHC data - A case study, arXiv:0907.0594 [SPIRES].
17. A. Birkedal et al., Testing cosmology at the ILC, in the proceedings of the 2005 International Linear Collider Workshop (LCWS2005), March 18-22, Stanford, California, U.S.A. (2005), hep-ph/0507214 [SPIRES].
18. G. Bélanger, O. Kittel, S. Kraml, H.U. Martyn and A. Pukhov, Neutralino relic density from ILC measurements in the CPV MSSM, Phys. Rev. D 78 (2008) 015011 [arXiv:0803.2584] [SPIRES].
19. N. Bernal, A. Goudelis, Y. Mambrini and C. Muñoz, Determining the WIMP mass using the complementarity between direct and indirect searches and the ILC, JCAP 01 (2009) 046 [arXiv:0804.1976] [SPIRES].
20. P. Konar, K. Kong, K.T. Matchev and M. Perelstein, Shedding light on the dark sector with direct WIMP production, New J. Phys. 11 (2009) 105004 [arXiv:0902.2000] [SPIRES].
21. S. Chang and A. de Gouvêa, Neutrino alternatives for missing energy events at colliders, Phys. Rev. D 80 (2009) 015008 [arXiv:0901.4796] [SPIRES].
22. A.J. Barr, Using lepton charge asymmetry to investigate the spin of supersymmetric particles at the LHC, Phys. Lett. B 596 (2004) 205 [hep-ph/0405052] [SPIRES].
23. J.M. Smillie and B.R. Webber, Distinguishing spins in supersymmetric and universal extra dimension models at the Large Hadron Collider, JHEP 10 (2005) 069 [hep-ph/0507170] [SPIRES].
24. C. Athanasiou, C.G. Lester, J.M. Smillie and B.R. Webber, Distinguishing spins in decay chains at the Large Hadron Collider, JHEP 08 (2006) 055 [hep-ph/0605286] [SPIRES].
25. C. Athanasiou, C.G. Lester, J.M. Smillie and B.R. Webber, Addendum to 'Distinguishing spins in decay chains at the Large Hadron Collider', hep-ph/0606212 [SPIRES].
26. T. Goto, K. Kawagoe and M.M. Nojiri, Study of the slepton non-universality at the CERN Large Hadron Collider, Phys. Rev. D 70 (2004) 075016
27. [Erratum ibid. D 71 (2005) 059902] [hep-ph/0406317] [SPIRES].
28. M. Battaglia, A. Datta, A. De Roeck, K. Kong and K.T. Matchev, Contrasting supersymmetry and universal extra dimensions at the CLIC multi-TeV e+e- collider, JHEP 07 (2005) 033 [hep-ph/0502041] [SPIRES].
29. M. Battaglia, A.K. Datta, A. De Roeck, K. Kong and K.T. Matchev, Contrasting supersymmetry and universal extra dimensions at colliders, in the proceedings of 2005 International Linear Collider Workshop (LCWS2005), March 18-22, Stanford, California, U.S.A. (2005), hep-ph/0507284 [SPIRES].
30. A. Datta, K. Kong and K.T. Matchev, Discrimination of supersymmetry and universal extra dimensions at hadron colliders, Phys. Rev. D 72 (2005) 096006
31. [Erratum ibid. D 72 (2005) 119901] [hep-ph/0509246] [SPIRES].
32. A. Datta, G.L. Kane and M. Toharia, Is it SUSY×, hep-ph/0510204 [SPIRES].
33. A.J. Barr, Measuring slepton spin at the LHC, JHEP 02 (2006) 042 [hep-ph/0511115] [SPIRES].
34. P. Meade and M. Reece, Top partners at the LHC: spin and mass measurement, Phys. Rev. D 74 (2006) 015010 [hep-ph/0601124] [SPIRES].
35. A. Alves, O. Eboli and T. Plehn, It's a gluino, Phys. Rev. D 74 (2006) 095010 [hep-ph/0605067] [SPIRES].
36. L.-T. Wang and I. Yavin, Spin measurements in cascade decays at the LHC, JHEP 04 (2007) 032 [hep-ph/0605296] [SPIRES].
37. TeV4LHC Working Group collaboration, S. Abdullin et al., Tevatron-for-LHC report: preparations for discoveries, hep-ph/0608322 [SPIRES].
38. J.M. Smillie, Spin correlations in decay chains involving W bosons, Eur. Phys. J. C 51 (2007) 933 [hep-ph/0609296] [SPIRES].
39. K. Kong and K.T. Matchev, Phenomenology of universal extra dimensions, AIP Conf. Proc. 903 (2007) 451 [hep-ph/0610057] [SPIRES].
40. C. Kilic, L.-T. Wang and I. Yavin, On the existence of angular correlations in decays with heavy matter partners, JHEP 05 (2007) 052 [hep-ph/0703085] [SPIRES].
41. A. Alves and O. Eboli, Unravelling the sbottom spin at the CERN LHC, Phys. Rev. D 75 (2007) 115013 [arXiv:0704.0254] [SPIRES].
42. C. Csáki, J. Heinonen and M. Perelstein, Testing gluino spin with three-body decays, JHEP 10 (2007) 107 [arXiv:0707.0014] [SPIRES].
43. A. Datta, P. Dey, S.K. Gupta, B. Mukhopadhyaya and A. Nyffeler, Distinguishing the littlest Higgs model with T-parity from supersymmetry at the LHC using trileptons, Phys. Lett. B 659 (2008) 308 [arXiv:0708.1912] [SPIRES].
44. M.R. Buckley, H. Murayama, W. Klemm and V. Rentala, Discriminating spin through quantum interference, Phys. Rev. D 78 (2008) 014028 [arXiv:0711.0364] [SPIRES].
45. M.R. Buckley, B. Heinemann, W. Klemm and H. Murayama, Quantum interference effects among helicities at LEP-II and Tevatron, Phys. Rev. D 77 (2008) 113017 [arXiv:0804.0476] [SPIRES].
46. G.L. Kane, A.A. Petrov, J. Shao and L.-T. Wang, Initial determination of the spins of the gluino and squarks at LHC, J. Phys. G 37 (2010) 045004 [arXiv:0805.1397] [SPIRES].
47. M. Burns, K. Kong, K.T. Matchev and M. Park, A general method for model-independent measurements of particle spins, couplings and mixing angles in cascade decays with missing energy at hadron colliders, JHEP 10 (2008) 081 [arXiv:0808.2472] [SPIRES].
48. O. Gedalia, S.J. Lee and G. Perez, Spin determination via third generation cascade decays, Phys. Rev. D 80 (2009) 035012 [arXiv:0901.4438] [SPIRES].
49. F. Boudjema and R.K. Singh, A model independent spin analysis of fundamental particles using azimuthal asymmetries, JHEP 07 (2009) 028 [arXiv:0903.4705] [SPIRES].
50. W. Ehrenfeld, A. Freitas, A. Landwehr and D. Wyler, Distinguishing spins in decay chains with photons at the Large Hadron Collider, JHEP 07 (2009) 056 [arXiv:0904.1293] [SPIRES].
51. I. Hinchliffe, F.E. Paige, M.D. Shapiro, J. Soderqvist and W. Yao, Precision SUSY measurements at CERN LHC, Phys. Rev. D 55 (1997) 5520 [hep-ph/9610544] [SPIRES].
52. C.G. Lester and D.J. Summers, Measuring masses of semiinvisibly decaying particles pair produced at hadron colliders, Phys. Lett. B 463 (1999) 99 [hep-ph/9906349] [SPIRES].
53. H. Bachacou, I. Hinchliffe and F.E. Paige, Measurements of masses in SUGRA models at CERN LHC, Phys. Rev. D 62 (2000) 015009 [hep-ph/9907518] [SPIRES].
54. I. Hinchliffe and F.E. Paige, Measurements in SUGRA models with large tan β at LHC, Phys. Rev. D 61 (2000) 095011 [hep-ph/9907519] [SPIRES].
55. B.C. Allanach, C.G. Lester, M.A. Parker and B.R. Webber, Measuring sparticle masses in non-universal string inspired models at the LHC, JHEP 09 (2000) 004 [hep-ph/0007009] [SPIRES].
56. T2: the truth behind the glamour, J. Phys. G 29 (2003) 2343 [hep-ph/0304226] [SPIRES].
57. M.M. Nojiri, G. Polesello and D.R. Tovey, Proposal for a new reconstruction technique for SUSY processes at the LHC, hep-ph/0312317 [SPIRES].
58. K. Kawagoe, M.M. Nojiri and G. Polesello, A new SUSY mass reconstruction method at the CERN LHC, Phys. Rev. D 71 (2005) 035008 [hep-ph/0410160] [SPIRES].
59. B.K. Gjelsten, D.J. Miller, 2 and P. Osland, Measurement of SUSY masses via cascade decays for SPS 1a, JHEP 12 (2004) 003 [hep-ph/0410303] [SPIRES].
60. B.K. Gjelsten, D.J. Miller, 2 and P. Osland, Measurement of the gluino mass via cascade decays for SPS 1a, JHEP 06 (2005) 015 [hep-ph/0501033] [SPIRES].
61. A. Birkedal, R.C. Group and K. Matchev, Slepton mass measurements at the LHC, in the proceedings of the 2005 International Linear Collider Workshop (LCWS2005), March 18-22, Stanford, California, U.S.A. (2005), hep-ph/0507002 [SPIRES].
62. D.J. Miller, 2, P. Osland and A.R. Raklev, Invariant mass distributions in cascade decays, JHEP 03 (2006) 034 [hep-ph/0510356] [SPIRES].
63. B.K. Gjelsten, D.J. Miller, 2, P. Osland and A.R. Raklev, Mass determination in cascade decays using shape formulas, AIP Conf. Proc. 903 (2007) 257 [hep-ph/0611259] [SPIRES].
64. S. Matsumoto, M.M. Nojiri and D. Nomura, Hunting for the top partner in the littlest Higgs model with T-parity at the LHC, Phys. Rev. D 75 (2007) 055006 [hep-ph/0612249] [SPIRES].
65. H.C. Cheng, J.F. Gunion, Z. Han, G. Marandella and B. McElrath, Mass determination in SUSY-like events with missing energy, JHEP 12 (2007) 076 [arXiv:0707.0030] [SPIRES].
66. C. Lester and A. Barr, MTGEN : mass scale measurements in pair-production at colliders, JHEP 12 (2007) 102 [arXiv:0708.1028] [SPIRES].
67. W.S. Cho, K. Choi, Y.G. Kim and C.B. Park, Gluino stransverse mass, Phys. Rev. Lett. 100 (2008) 171801 [arXiv:0709.0288] [SPIRES].
68. B. Gripaios, Transverse observables and mass determination at hadron colliders, JHEP 02 (2008) 053 [arXiv:0709.2740] [SPIRES].
69. A.J. Barr, B. Gripaios and C.G. Lester, Weighing wimps with kinks at colliders: invisible particle mass measurements from endpoints, JHEP 02 (2008) 014 [arXiv:0711.4008] [SPIRES].
70. W.S. Cho, K. Choi, Y.G. Kim and C.B. Park, Measuring superparticle masses at hadron collider using the transverse mass kink, JHEP 02 (2008) 035 [arXiv:0711.4526] [SPIRES].
71. G.G. Ross and M. Serna, Mass determination of new states at hadron colliders, Phys. Lett. B 665 (2008) 212 [arXiv:0712.0943] [SPIRES].
72. M.M. Nojiri, G. Polesello and D.R. Tovey, A hybrid method for determining SUSY particle masses at the LHC with fully identified cascade decays, JHEP 05 (2008) 014 [arXiv:0712.2718] [SPIRES].
73. P. Huang, N. Kersting and H.H. Yang, Hidden thresholds: a technique for reconstructing new physics masses at hadron colliders, arXiv:0802.0022 [SPIRES].
74. M.M. Nojiri, Y. Shimizu, S. Okada and K. Kawagoe, Inclusive transverse mass analysis for squark and gluino mass determination, JHEP 06 (2008) 035 [arXiv:0802.2412] [SPIRES].
75. D.R. Tovey, On measuring the masses of pair-produced semi-invisibly decaying particles at hadron colliders, JHEP 04 (2008) 034 [arXiv:0802.2879] [SPIRES].
76. M.M. Nojiri and M. Takeuchi, Study of the top reconstruction in top-partner events at the LHC, JHEP 10 (2008) 025 [arXiv:0802.4142] [SPIRES].
77. H.-C. Cheng, D. Engelhardt, J.F. Gunion, Z. Han and B. McElrath, Accurate mass determinations in decay chains with missing energy, Phys. Rev. Lett. 100 (2008) 252001 [arXiv:0802.4290] [SPIRES].
78. T2 at the LHC, Phys. Rev. D 78 (2008) 034019 [arXiv:0804.2185] [SPIRES].
79. CT, JHEP 06 (2008) 004 [arXiv:0804.3344] [SPIRES].
80. K. Matchev, New physics signatures and precision measurements at the LHC, talk given at the "Anticipating Physics at the LHC" KITP conference, June 2-6, University of California, Santa Barbara, U.S.A. (2008), http://online.itp.ucsb.edu/online/lhc c08/matchev/.
81. M. Bisset, R. Lu and N. Kersting, Improving SUSY spectrum determinations at the LHC with wedgebox and hidden threshold techniques, arXiv:0806.2492 [SPIRES].
82. A.J. Barr, G.G. Ross and M. Serna, The precision determination of invisible-particle masses at the LHC, Phys. Rev. D 78 (2008) 056006 [arXiv:0806.3224] [SPIRES].
83. N. Kersting, On measuring split-SUSY gaugino masses at the LHC, Eur. Phys. J. C 63 (2009) 23 [arXiv:0806.4238] [SPIRES].
84. T2, JHEP 10 (2008) 100 [arXiv:0808.1094] [SPIRES].
85. T2-assisted on-shell reconstruction of missing momenta and its application to spin measurement at the LHC, Phys. Rev. D 79 (2009) 031701 [arXiv:0810.4853] [SPIRES].
86. A.J. Barr, A. Pinder and M. Serna, Precision determination of invisible-particle masses at the CERN LHC: II, Phys. Rev. D 79 (2009) 074005 [arXiv:0811.2138] [SPIRES].
87. T2 , JHEP 12 (2008) 063 [arXiv:0810.5178] [SPIRES].
88. T2 for complete mass determinations in decay chains with missing energy at hadron colliders, JHEP 03 (2009) 143 [arXiv:0810.5576] [SPIRES].
89. M. Burns, K.T. Matchev and M. Park, Using kinematic boundary lines for particle mass measurements and disambiguation in SUSY-like events with missing energy, JHEP 05 (2009) 094 [arXiv:0903.4371] [SPIRES].
90. min: a global inclusive variable for determining the mass scale of new physics in events with missing energy at hadron colliders, JHEP 03 (2009) 085 [arXiv:0812.1042] [SPIRES].
91. H.-C. Cheng, J.F. Gunion, Z. Han and B. McElrath, Accurate mass determinations in decay chains with missing energy: iI, Phys. Rev. D 80 (2009) 035020 [arXiv:0905.1344] [SPIRES].
92. K.T. Matchev, F. Moortgat, L. Pape and M. Park, Precise reconstruction of sparticle masses without ambiguities, JHEP 08 (2009) 104 [arXiv:0906.2417] [SPIRES].
93. T. Han, I.-W. Kim and J. Song, Kinematic cusps: determining the missing particle mass at the LHC, arXiv:0906.5009 [SPIRES].
94. T2 for discovery, Phys. Rev. D 80 (2009) 074007 [arXiv:0907.2713] [SPIRES].
95. B. Webber, Mass determination in sequential particle decay chains, JHEP 09 (2009) 124 [arXiv:0907.5307] [SPIRES].
96. S.-G. Kim, N. Maekawa, K.I. Nagao, M.M. Nojiri and K. Sakurai, LHC signature of supersymmetric models with non-universal sfermion masses, JHEP 10 (2009) 005 [arXiv:0907.4234] [SPIRES].
97. Z. Kang, N. Kersting, S. Kraml, A.R. Raklev and M.J. White, Neutralino Reconstruction at the LHC from Decay-frame Kinematics, arXiv:0908.1550 [SPIRES].
98. M. Park, Fermilab theory seminar, http://theory.fnal.gov/seminars/slides/ 2009/MPark.pdf.
99. A.J. Barr, B. Gripaios and C.G. Lester, Transverse masses and kinematic constraints: from the boundary to the crease, JHEP 11 (2009) 096 [arXiv:0908.3779] [SPIRES].
100. K.T. Matchev, F. Moortgat, L. Pape and M. Park, Precision sparticle spectroscopy in the inclusive same- sign dilepton channel at LHC, arXiv:0909.4300 [SPIRES].
101. G. Polesello and D.R. Tovey, Supersymmetric particle mass measurement with the boost-corrected contransverse mass, JHEP 03 (2010) 030 [arXiv:0910.0174] [SPIRES].
102. K.T. Matchev and M. Park, A general method for determining the masses of semi-invisibly decaying particles at hadron colliders, arXiv:0910.1584 [SPIRES].
103. T2 , arXiv:0910.3679 [SPIRES].
104. C. Autermann, B. Mura, C. Sander, H. Schettler and P. Schleper, Determination of supersymmetric masses using kinematic fits at the LHC, arXiv:0911.2607 [SPIRES].
105. W.S. Cho, J.E. Kim and J.-H. Kim, Shining on buried new particles, arXiv:0912.2354 [SPIRES].
106. S. Profumo, K. Sigurdson and L. Ubaldi, Can we discover multi-component WIMP dark matter×, JCAP 12 (2009) 016 [arXiv:0907.4374] [SPIRES].
107. C. Boehm, P. Fayet and J. Silk, Light and heavy dark matter particles, Phys. Rev. D 69 (2004) 101302 [hep-ph/0311143] [SPIRES].
108. E. Ma, Supersymmetric model of radiative seesaw Majorana neutrino masses, Annales Fond. Broglie 31 (2006) 285 [hep-ph/0607142] [SPIRES].
109. T. Hur, H.-S. Lee and S. Nasri, A supersymmetric U(1)' model with multiple dark matters, Phys. Rev. D 77 (2008) 015008 [arXiv:0710.2653] [SPIRES].
110. Q.-H. Cao, E. Ma, J. Wudka and C.P. Yuan, Multipartite dark matter, arXiv:0711.3881 [SPIRES].
111. H.-S. Lee, Lightest U-parity Particle (LUP) dark matter, Phys. Lett. B 663 (2008) 255 [arXiv:0802.0506] [SPIRES].
112. J.L. Feng and J. Kumar, The WIMPless miracle: dark-matter particles without weak-scale masses or weak interactions, Phys. Rev. Lett. 101 (2008) 231301 [arXiv:0803.4196] [SPIRES].
113. H. Sung Cheon, S.K. Kang and C.S. Kim, Doubly coexisting dark matter candidates in an extended seesaw model, Phys. Lett. B 675 (2009) 203 [arXiv:0807.0981] [SPIRES].
114. M. Fairbairn and J. Zupan, Two component dark matter, JCAP 07 (2009) 001 [arXiv:0810.4147] [SPIRES].
115. K.M. Zurek, Multi-component dark matter, Phys. Rev. D 79 (2009) 115002 [arXiv:0811.4429] [SPIRES].
116. A. Arvanitaki, N. Craig, S. Dimopoulos, S. Dubovsky and J. March-Russell, String photini at the LHC, arXiv:0909.5440 [SPIRES].
117. Stransverse mass library, http://www.hep.phy.cam.ac.uk/̃lester/mt2/ index.html.
118. T2 by bisection, http://daneel.physics.ucdavis. edu/̃zhenyuhan/mt2.html.