A T-odd asymmetry in neutralino production and decay

Journal of High Energy Physics

Volumn 8, Issue 8, 2004, Pages 991-1018

  Bartl, Alfred ^a   Hesselbach, Stefan ^a   Hohenwarter Sodek, Karl ^a   Fraas, Hans ^b   Moortgat Pick, Gudrid ^c  

^a UNIVERSITY OF VIENNA   (Austria)

^b UNIVERSITY OF WÜRZBURG   (Germany)

^c DURHAM UNIVERSITY   (United Kingdom)

Author keywords

CP violation; Supersymmetric Standard Model; Supersymmetry Phenomenology

Indexed keywords

EID: 23044512526     PISSN: 10298479     EISSN: 10298479     Source Type: Journal    
DOI: 10.1088/1126-6708/2004/08/038     Document Type: Article

References (62)

1. F. Csikor, Z. Fodor and J. Heitger, Endpoint of the hot electroweak phase transition, Phys. Rev. Lett. 82 (1999) 21 [hep-ph/9809291];
2. M. Dine and A. Kusenko, The origin of the matter-antimatter asymmetry, Rev. Mod. Phys. 76 (2004) 1 [hep-ph/0303065].
3. M. Dugan, B. Grinstein and L.J. Hall, CP-violation in the minimal N = 1 supergravity theory, Nucl. Phys. B 255 (1985) 413;
4. A. Masiero and O. Vives, Flavour and CP violation in supersymmetry, New J. Phys. 4 (2002) 4.
5. - linear colliders, Phys. Rept. 299 (1998) 1 [hep-ph/9705442];
6. AMERICAN LINEAR COLLIDER WORKING GROUP collaboration, T. Abe et al., Linear collider physics resource book for snowmass 2001, 2. Higgs and supersymmetry studies, hep-ex/0106056;
7. - linear collider, hep-ph/0106315;
8. AGFA LINEAR COLLIDER WORKING GROUP collaboration, K. Abe et al., Particle physics experiments at JLC, hep-ph/0109166.
9. - annihilation, Nucl. Phys. B 278 (1986) 1.
10. G.J. Gounaris and C. Le Mouël, The neutralino projector formalism for complex SUSY parameters, Phys. Rev. D 66 (2002) 055007 [hep-ph/0204152].
11. J.L. Kneur and G. Moultaka, Phases in the gaugino sector: direct reconstruction of the basic parameters and impact on the neutralino pair production, Phys. Rev. D 61 (2000) 095003 [hep-ph/9907360].
12. V.D. Barger, T. Han, T.-J. Li and T. Plehn, Measuring CP-violating phases at a future linear collider, Phys. Lett. B 475 (2000) 342 [hep-ph/9907425].
13. - collisions, Eur. Phys. J. C 8 (1999) 669 [hep-ph/9812236];
14. - colliders with polarized beams, Phys. Lett. B 479 (2000) 235 [hep-ph/0001175];
15. - linear colliders, Eur. Phys. J. C 14 (2000) 535 [hep-ph/0002033].
16. S.Y. Choi, J. Kalinowski, G. Moortgat-Pick and P.M. Zerwas, Analysis of the neutralino system in supersymmetric theories, Eur. Phys. J. C 22 (2001) 563 [hep-ph/0108117];
17. Analysis of the neutralino system in supersymmetric theories. (Addendum), Eur. Phys. J. C 23 (2002) 769 [hep-ph/0202039].
18. P.G. Harris et al., New experimental limit on the electric dipole moment of the neutron, Phys. Rev. Lett. 82 (1999) 904;
19. M.V. Romalis, W.C. Griffith and E.N. Fortson, A new limit on the permanent electric dipole moment of HG-199, Phys. Rev. Lett. 86 (2001) 2505 [hep-ex/0012001];
20. B.C. Regan, E.D. Commins, C.J. Schmidt and D. DeMille, New limit on the electron electric dipole moment, Phys. Rev. Lett. 88 (2002) 071805.
21. T. Falk and K.A. Olive, Electric dipole moment constraints on phases in the constrained MSSM, Phys. Lett. B 375 (1996) 196 [hep-ph/9602299];
22. More on electric dipole moment constraints on phases in the constrained MSSM, Phys. Lett. B 439 (1998) 71 [hep-ph/9806236];
23. T. Ibrahim and P. Nath, The chromoelectric and purely gluonic operator contributions to the neutron electric dipole moment in N = 1 supergravity, Phys. Lett. B 418 (1998) 98 [hep-ph/9707409];
24. The neutron and the electron electric dipole moment in N = 1 supergravity unification, Phys. Rev. D 57 (1998) 478 [hep-ph/9708456];
25. The neutron and the lepton edms in MSSM, large CP-violating phases and the cancellation mechanism, Phys. Rev. D 58 (1998) 111301 [hep-ph/9807501];
26. Large CP phases and the cancellation mechanism in edms in SUSY, string and brane models, Phys. Rev. D 61 (2000) 093004 [hep-ph/9910553];
27. Large phases and CP-violation in SUSY, hep-ph/0107325;
28. A. Bartl, T. Gajdosik, W. Porod, P. Stockinger and H. Stremnitzer, Electron and neutron electric dipole moments in the constrained MSSM, Phys. Rev. D 60 (1999) 073003 [hep-ph/9903402];
29. E. Accomando, R. Arnowitt and B. Dutta, Grand unification scale CP-violating phases and the electric dipole moment, Phys. Rev. D 61 (2000) 115003 [hep-ph/9907446];
30. V.D. Barger et al., CP-violating phases in SUSY, electric dipole moments and linear colliders, Phys. Rev. D 64 (2001) 056007 [hep-ph/0101106];
31. S. Abel, S. Khalil and O. Lebedev, EDM constraints in supersymmetric theories, Nucl. Phys. B 606 (2001) 151 [hep-ph/0103320];
32. A. Bartl et al., General flavor blind MSSM and CP-violation, Phys. Rev. D 64 (2001) 076009 [hep-ph/0103324].
33. S.Y. Choi, M. Drees and B. Gaissmaier, Systematic study of the impact of CP-violating phases of the MSSM on leptonic high-energy observables, Phys. Rev. D 70 (2004) 014010 [hep-ph/0403054].
34. A. Bartl, W. Majerotto, W. Porod and D. Wyler, Effect of supersymmetric phases on lepton dipole moments and rare lepton decays, Phys. Rev. D 68 (2003) 053005 [hep-ph/0306050].
35. S.Y. Choi, H.S. Song and W.Y. Song, CP phases in correlated production and decay of neutralinos in the minimal supersymmetric standard model, Phys. Rev. D 61 (2000) 075004 [hep-ph/9907474].
36. J.F. Donoghue, T violation in SU(2) × U(1) gauge theories of leptons, Phys. Rev. D 18 (1978) 1632;
37. - annihilation, Phys. Lett. B 249 (1990) 449;
38. G. Valencia, Constructing CP odd observables, hep-ph/9411441.
39. G. Moortgat-Pick, H. Praas, A. Bartl and W. Majerotto, Polarization and spin effects in neutralino production and decay, Eur. Phys. J. C 9 (1999) 521 [hep-ph/9903220], erratum ibid. C 9 (1999) 549.
40. - collisions, Phys. Rev. D 69 (2004) 035007 [hep-ph/0308141];
41. - → neutralino i neutralino j and neutralino decay into z boson, Eur. Phys. J. C 36 (2004) 233 [hep-ph/0402016].
42. A. Bartl, H. Fraas, T. Kernreiter and O. Kittel, T-odd correlations in the decay of scalar fermions, Eur. Phys. J. C 33 (2004) 433 [hep-ph/0306304].
43. - → neutralino (i) neutralino (j) → neutralino (j) τ stau (k) with τ polarization, Phys. Lett. B 578 (2004) 341 [hep-ph/0309340];
44. S.Y. Choi, M. Drees, B. Gaissmaier and J. Song, Analysis of CP-violation in neutralino decays to tau sleptons, Phys. Rev. D 69 (2004) 035008 [hep-ph/0310284].
45. J.A. Aguilar-Saavedra, CP-violation in neutralino (1) neutralino (2) production at a linear collider, hep-ph/0404104.
46. A. Bartl, K. Hidaka, T. Kernreiter and W. Porod, Impact of CP phases on the search for sleptons stau and sneutrino/tau, Phys. Lett. B 538 (2002) 137 [hep-ph/0204071];
47. tau-sleptons and tau-sneutrino in the MSSM with complex parameters, Phys. Rev. D 66 (2002) 115009 [hep-ph/0207186];
48. A. Bartl, S. Hesselbach, K. Hidaka, T. Kernreiter and W. Porod, Impact of SUSY CP phases on stop and sbottom decays in the MSSM, hep-ph/0306281;
49. A. Bartl, S. Hesselbach, K. Hidaka, T. Kernreiter and W. Porod, Impact of CP phases on stop and sbottom searches, Phys. Lett. B 573 (2003) 153 [hep-ph/0307317];
50. Top squarks and bottom squarks in the MSSM with complex parameters, Phys. Rev. D 70 (2004) 035003 [hep-ph/0311338].
51. A. Bartl, T. Kernreiter and W. Porod, A CP sensitive asymmetry in the three-body decay stau(1) → b sneutrino/tau tau+, Phys. Lett. B 538 (2002) 59 [hep-ph/0202198];
52. T. Gajdosik, R.M. Godbole and S. Kraml, Fermion polarization in sfermion decays as a probe of CP phases in the MSSM, hep-ph/0405167.
53. H.E. Haber and G.L. Kane, The search for super symmetry: probing physics beyond the standard model, Phys. Rept. 117 (1985) 75.
54. H.E. Haber, Spin formalism and applications to new physics searches, hep-ph/9405376.
55. - colliders, Comput. Phys. Commun. 153 (2003) 275 [hep-ph/0301101].
56. N. Ghodbane and H.U. Martyn, Compilation of SUSY particle spectra from snowmass 2001 benchmark models, hep-ph/0201233;
57. B.C. Allanach et al., The snowmass points and slopes: benchmarks for SUSY searches, Eur. Phys. J. C 25 (2002) 113 [hep-ph/0202233].
58. - linear collider, SPIRES entry, prepared for 1996 DPF / DPB Summer Study on New Directions for High-Energy Physics (Snowmass 96), Snowmass, Colorado, 25 Jun-12 Jul 1996;
59. SLD collaboration, K. Abe et al., Improved direct measurement of A(b) and A(c) at the Z0 pole using a lepton tag, Phys. Rev. Lett. 88 (2002) 151801 [hep-ex/0111035];
60. DELPHI collaboration, J. Abdallah et al., b-tagging in DELPHI at LEP, Eur. Phys. J. C 32 (2004) 185 [hep-ex/0311003];
61. S.M. Xella-Hansen, M. Wing, D.J. Jackson, N.de Groot, C.J.S. Damerell, Linear collider note, LC-PHSM-2003-061.
62. G. Moortgat-Pick, Spin effects in chargino / neutralino production and decay, PhD thesis, University of Würzburg, 1999, SPIRES entry.