Lowering αs by flipping SU(5)

Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics

Volumn 371, Issue 1-2, 1996, Pages 65-70

  Ellis, John ^a   Lopez, Jorge L ^b   Nanopoulos, D V ^c,d  

^a CERN   (Switzerland)

^b RICE UNIVERSITY   (United States)

^c TEXAS A AND M UNIVERSITY   (United States)

^d HOUSTON ADVANCED RESEARCH CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0043130604     PISSN: 03702693     EISSN: None     Source Type: Journal    
DOI: 10.1016/0370-2693(95)01589-2     Document Type: Article

References (55)

1. See, e.g., G.G. Ross, Grand Unified Theories (Benjamin Cummings, Menlo Park, CA, 1984).
2. U. Amaldi et al., Phys. Rev. D 36 (1987) 1385; G. Costa et al., Nucl. Phys. B 297 (1988) 244.
3. U. Amaldi et al., Phys. Rev. D 36 (1987) 1385; G. Costa et al., Nucl. Phys. B 297 (1988) 244.
4. The LEP Collaborations ALEPH, DELPHI, L3 and OPAL, and the LEP Electroweak Working Group, CERN Report No. LEPEWWG/95-01.
5. CDF Collaboration, F. Abe et al., Phys. Rev. Lett. 74 (1995) 2676; DO Collaboration, S. Abachi et al., Phys. Rev. Lett. 74 (1995) 2632.
6. CDF Collaboration, F. Abe et al., Phys. Rev. Lett. 74 (1995) 2676; DO Collaboration, S. Abachi et al., Phys. Rev. Lett. 74 (1995) 2632.
7. S. Bethke, Aachen preprint PITHA-95-14 (1995), to appear in Proc. 30-th Rencontre de Moriond, QCD and High-Energy Hadronic Interactions.
8. See, e.g., M. Shifman, Mod. Phys. Lett. A 10 (1995) 605; M. Voloshin, Int. J. Mod. Phys. A 10 (1995) 2865, and references therein.
9. See, e.g., M. Shifman, Mod. Phys. Lett. A 10 (1995) 605; M. Voloshin, Int. J. Mod. Phys. A 10 (1995) 2865, and references therein.
10. I. Antoniadis, J. Ellis and D.V. Nanopoulos, Phys. Lett. B 262 (1991) 109; L. Clavelli, Phys. Rev. D 46 (1992) 2112; L. Clavelli, P. Coulter and K. Yuan, Phys. Rev. D 47 (1993) 1973; J. Ellis, D.V. Nanopoulos and D. Ross, Phys. Lett. B 305 (1993) 375; J.L. Lopez, D.V. Nanopoulos and X. Wang, Phys. Lett. B 313 (1993) 241.
11. I. Antoniadis, J. Ellis and D.V. Nanopoulos, Phys. Lett. B 262 (1991) 109; L. Clavelli, Phys. Rev. D 46 (1992) 2112; L. Clavelli, P. Coulter and K. Yuan, Phys. Rev. D 47 (1993) 1973; J. Ellis, D.V. Nanopoulos and D. Ross, Phys. Lett. B 305 (1993) 375; J.L. Lopez, D.V. Nanopoulos and X. Wang, Phys. Lett. B 313 (1993) 241.
12. I. Antoniadis, J. Ellis and D.V. Nanopoulos, Phys. Lett. B 262 (1991) 109; L. Clavelli, Phys. Rev. D 46 (1992) 2112; L. Clavelli, P. Coulter and K. Yuan, Phys. Rev. D 47 (1993) 1973; J. Ellis, D.V. Nanopoulos and D. Ross, Phys. Lett. B 305 (1993) 375; J.L. Lopez, D.V. Nanopoulos and X. Wang, Phys. Lett. B 313 (1993) 241.
13. I. Antoniadis, J. Ellis and D.V. Nanopoulos, Phys. Lett. B 262 (1991) 109; L. Clavelli, Phys. Rev. D 46 (1992) 2112; L. Clavelli, P. Coulter and K. Yuan, Phys. Rev. D 47 (1993) 1973; J. Ellis, D.V. Nanopoulos and D. Ross, Phys. Lett. B 305 (1993) 375; J.L. Lopez, D.V. Nanopoulos and X. Wang, Phys. Lett. B 313 (1993) 241.
14. I. Antoniadis, J. Ellis and D.V. Nanopoulos, Phys. Lett. B 262 (1991) 109; L. Clavelli, Phys. Rev. D 46 (1992) 2112; L. Clavelli, P. Coulter and K. Yuan, Phys. Rev. D 47 (1993) 1973; J. Ellis, D.V. Nanopoulos and D. Ross, Phys. Lett. B 305 (1993) 375; J.L. Lopez, D.V. Nanopoulos and X. Wang, Phys. Lett. B 313 (1993) 241.
15. G. Kane, R. Stuart and J. Wells, Phys. Lett. B 354 (1995) 350.
16. M. Bastero-Gil and J. Perez-Mercader, Phys. Lett. B 322 (1994) 355; LAEFF-95-01 (hep-ph/9506222); A. Faraggi and B. Grinstein, Nucl. Phys. B 422 (1994) 3; P. Chankowski, Z. Pluciennik and S. Pokorski, Nucl. Phys. B 439 (1995) 23; P. Langacker and N. Polonsky, UPR-0642T (hep-ph/9503214).
17. M. Bastero-Gil and J. Perez-Mercader, Phys. Lett. B 322 (1994) 355; LAEFF-95-01 (hep-ph/9506222); A. Faraggi and B. Grinstein, Nucl. Phys. B 422 (1994) 3; P. Chankowski, Z. Pluciennik and S. Pokorski, Nucl. Phys. B 439 (1995) 23; P. Langacker and N. Polonsky, UPR-0642T (hep-ph/9503214).
18. M. Bastero-Gil and J. Perez-Mercader, Phys. Lett. B 322 (1994) 355; LAEFF-95-01 (hep-ph/9506222); A. Faraggi and B. Grinstein, Nucl. Phys. B 422 (1994) 3; P. Chankowski, Z. Pluciennik and S. Pokorski, Nucl. Phys. B 439 (1995) 23; P. Langacker and N. Polonsky, UPR-0642T (hep-ph/9503214).
19. M. Bastero-Gil and J. Perez-Mercader, Phys. Lett. B 322 (1994) 355; LAEFF-95-01 (hep-ph/9506222); A. Faraggi and B. Grinstein, Nucl. Phys. B 422 (1994) 3; P. Chankowski, Z. Pluciennik and S. Pokorski, Nucl. Phys. B 439 (1995) 23; P. Langacker and N. Polonsky, UPR-0642T (hep-ph/9503214).
20. L. Clavelli and P. Coulter, Phys. Rev. D 51 (1995) 3913; UAHEP954 (hep-ph/9507261); J. Bagger, K. Matchev and D. Pierce, Phys. Lett. B 348 (1995) 443.
21. L. Clavelli and P. Coulter, Phys. Rev. D 51 (1995) 3913; UAHEP954 (hep-ph/9507261); J. Bagger, K. Matchev and D. Pierce, Phys. Lett. B 348 (1995) 443.
22. J. Ellis, S. Kelley and D.V. Nanopoulos, Nucl. Phys. B 373 (1992) 55.
23. R. Barbieri and L. Hall, Phys. Rev. Lett. 68 (1992) 752; J. Hisano, H. Murayama and T. Yanagida, Phys. Rev. Lett. 69 (1992) 1014; K. Hagiwara and Y. Yamada, Phys. Rev. Lett. 70 (1993) 709; F. Anselmo, L. Cifarelli, A. Peterman and A. Zichichi, Nuovo Cim. A 105 (1992) 1025; P. Langacker and N. Polonsky, Phys. Rev. D 47 (1993) 4028.
24. R. Barbieri and L. Hall, Phys. Rev. Lett. 68 (1992) 752; J. Hisano, H. Murayama and T. Yanagida, Phys. Rev. Lett. 69 (1992) 1014; K. Hagiwara and Y. Yamada, Phys. Rev. Lett. 70 (1993) 709; F. Anselmo, L. Cifarelli, A. Peterman and A. Zichichi, Nuovo Cim. A 105 (1992) 1025; P. Langacker and N. Polonsky, Phys. Rev. D 47 (1993) 4028.
25. R. Barbieri and L. Hall, Phys. Rev. Lett. 68 (1992) 752; J. Hisano, H. Murayama and T. Yanagida, Phys. Rev. Lett. 69 (1992) 1014; K. Hagiwara and Y. Yamada, Phys. Rev. Lett. 70 (1993) 709; F. Anselmo, L. Cifarelli, A. Peterman and A. Zichichi, Nuovo Cim. A 105 (1992) 1025; P. Langacker and N. Polonsky, Phys. Rev. D 47 (1993) 4028.
26. R. Barbieri and L. Hall, Phys. Rev. Lett. 68 (1992) 752; J. Hisano, H. Murayama and T. Yanagida, Phys. Rev. Lett. 69 (1992) 1014; K. Hagiwara and Y. Yamada, Phys. Rev. Lett. 70 (1993) 709; F. Anselmo, L. Cifarelli, A. Peterman and A. Zichichi, Nuovo Cim. A 105 (1992) 1025; P. Langacker and N. Polonsky, Phys. Rev. D 47 (1993) 4028.
27. R. Barbieri and L. Hall, Phys. Rev. Lett. 68 (1992) 752; J. Hisano, H. Murayama and T. Yanagida, Phys. Rev. Lett. 69 (1992) 1014; K. Hagiwara and Y. Yamada, Phys. Rev. Lett. 70 (1993) 709; F. Anselmo, L. Cifarelli, A. Peterman and A. Zichichi, Nuovo Cim. A 105 (1992) 1025; P. Langacker and N. Polonsky, Phys. Rev. D 47 (1993) 4028.
28. See, e.g., D. Ring, S. Urano and R. Arnowitt, CTP-TAMU-01/95 (hep-ph/9501247); T. Dasgupta, P. Mamales and P. Nath (hep-ph/9501325), and references therein.
29. See, e.g., D. Ring, S. Urano and R. Arnowitt, CTP-TAMU-01/95 (hep-ph/9501247); T. Dasgupta, P. Mamales and P. Nath (hep-ph/9501325), and references therein.
30. A. Masiero, D.V. Nanopoulos, K. Tamvakis and T. Yanagida, Phys. Lett. B 115 (1982) 380; B. Grinstein, Nucl. Phys. B 206 (1982) 387.
31. A. Masiero, D.V. Nanopoulos, K. Tamvakis and T. Yanagida, Phys. Lett. B 115 (1982) 380; B. Grinstein, Nucl. Phys. B 206 (1982) 387.
32. J. Hisano, T. Moroi, K. Tobe and T. Yanagida, Phys. Lett. B 342 (1995) 138; J.L. Lopez and D.V. Nanopoulos, CTP-TAMU-29/95 (hep-ph/9508253).
33. J. Hisano, T. Moroi, K. Tobe and T. Yanagida, Phys. Lett. B 342 (1995) 138; J.L. Lopez and D.V. Nanopoulos, CTP-TAMU-29/95 (hep-ph/9508253).
34. J. Ellis, J.L. Lopez and D.V. Nanopoulos, Phys. Lett. B 245 (1990) 375; A. Font, L. Ibañez and F. Quevedo, Nucl. Phys. B 345 (1990) 389.
35. J. Ellis, J.L. Lopez and D.V. Nanopoulos, Phys. Lett. B 245 (1990) 375; A. Font, L. Ibañez and F. Quevedo, Nucl. Phys. B 345 (1990) 389.
36. S. Barr, Phys. Lett. B 112 (1982) 219, Phys. Rev. D 40 (1989) 2457; J. Derendinger, J. Kim and D.V. Nanopoulos, Phys. Lett. B 139 (1984) 170; I. Antoniadis, J. Ellis, J. Hagelin and D.V. Nanopoulos, Phys. Lett. B 194 (1987) 231.
37. S. Barr, Phys. Lett. B 112 (1982) 219, Phys. Rev. D 40 (1989) 2457; J. Derendinger, J. Kim and D.V. Nanopoulos, Phys. Lett. B 139 (1984) 170; I. Antoniadis, J. Ellis, J. Hagelin and D.V. Nanopoulos, Phys. Lett. B 194 (1987) 231.
38. S. Barr, Phys. Lett. B 112 (1982) 219, Phys. Rev. D 40 (1989) 2457; J. Derendinger, J. Kim and D.V. Nanopoulos, Phys. Lett. B 139 (1984) 170; I. Antoniadis, J. Ellis, J. Hagelin and D.V. Nanopoulos, Phys. Lett. B 194 (1987) 231.
39. S. Barr, Phys. Lett. B 112 (1982) 219, Phys. Rev. D 40 (1989) 2457; J. Derendinger, J. Kim and D.V. Nanopoulos, Phys. Lett. B 139 (1984) 170; I. Antoniadis, J. Ellis, J. Hagelin and D.V. Nanopoulos, Phys. Lett. B 194 (1987) 231.
40. I. Antoniadis, J. Ellis, J. Hagelin and D.V. Nanopoulos, Phys. Lett. B 231 (1989) 65; J.L. Lopez, D.V. Nanopoulos and K. Yuan, Nucl. Phys. B 399 (1993) 654.
41. I. Antoniadis, J. Ellis, J. Hagelin and D.V. Nanopoulos, Phys. Lett. B 231 (1989) 65; J.L. Lopez, D.V. Nanopoulos and K. Yuan, Nucl. Phys. B 399 (1993) 654.
42. J. Ellis, S. Kelley and D.V. Nanopoulos, Phys. Lett. B 260 (1991) 131.
43. J. Ellis, J. Hagelin, S. Kelley and D.V. Nanopoulos, Nucl. Phys. B 311 (1989) 1.
44. F. Anselmo, L. Cifarelli, A. Peterman and A. Zichichi, Nuovo Cim. A 105 (1992) 1201.
45. R. Arnowitt and P. Nath, Phys. Rev. Lett. 69 (1992) 725; P. Nath and R. Arnowitt, Phys. Lett. B 287 (1992) 89; R. Arnowitt and P. Nath, Phys. Rev. D 49 (1994) 1479.
46. R. Arnowitt and P. Nath, Phys. Rev. Lett. 69 (1992) 725; P. Nath and R. Arnowitt, Phys. Lett. B 287 (1992) 89; R. Arnowitt and P. Nath, Phys. Rev. D 49 (1994) 1479.
47. R. Arnowitt and P. Nath, Phys. Rev. Lett. 69 (1992) 725; P. Nath and R. Arnowitt, Phys. Lett. B 287 (1992) 89; R. Arnowitt and P. Nath, Phys. Rev. D 49 (1994) 1479.
48. J.L. Lopez, D.V. Nanopoulos and H. Pois, Phys. Rev. D 47 (1993) 2468; J.L. Lopez, D.V. Nanopoulos, H. Pois and A. Zichichi, Phys. Lett. B 299 (1993) 262.
49. J.L. Lopez, D.V. Nanopoulos and H. Pois, Phys. Rev. D 47 (1993) 2468; J.L. Lopez, D.V. Nanopoulos, H. Pois and A. Zichichi, Phys. Lett. B 299 (1993) 262.
50. J. Hisano, H. Murayama and T. Yanagida, Nucl. Phys. B 402 (1993) 46.
51. M.B. Gavela, S.F. King, C.T. Sachrajda, G. Martinelli, M.L. Paciello and B. Taglienti, Nucl. Phys. B 312 (1989) 269. We thank C.T. Sachrajda for a discussion on this paper.
52. Particle Data Group, Phys. Rev. D 50 (1994) 1173.
53. M. Fukugita and T. Yanagida, Phys. Lett. B 174 (1986) 45; J. Ellis, D.V. Nanopoulos and K. Olive, Phys. Lett. B 300 (1993) 121; J. Ellis, J.L. Lopez, D.V. Nanopoulos and K. Olive, Phys. Lett. B 308 (1993) 70.
54. M. Fukugita and T. Yanagida, Phys. Lett. B 174 (1986) 45; J. Ellis, D.V. Nanopoulos and K. Olive, Phys. Lett. B 300 (1993) 121; J. Ellis, J.L. Lopez, D.V. Nanopoulos and K. Olive, Phys. Lett. B 308 (1993) 70.
55. M. Fukugita and T. Yanagida, Phys. Lett. B 174 (1986) 45; J. Ellis, D.V. Nanopoulos and K. Olive, Phys. Lett. B 300 (1993) 121; J. Ellis, J.L. Lopez, D.V. Nanopoulos and K. Olive, Phys. Lett. B 308 (1993) 70.