Asymmetric orbifolds and higher level models

Nuclear Physics B

Volumn 475, Issue 3, 1996, Pages 597-626

  Erler, Jens ^a  

^a UNIVERSITY OF CALIFORNIA SANTA CRUZ   (United States)

Author keywords

Compactification; Kac Moody level; Orbifold; String; Unification

Indexed keywords

EID: 0030590311     PISSN: 05503213     EISSN: None     Source Type: Journal    
DOI: 10.1016/0550-3213(96)00305-7     Document Type: Article

References (48)

1. [1] For a recent update, see, P. Langacker and N. Polonsky, Phys. Rev. D 52 (1995) 3081.
2. [2] V.S. Kaplunovsky, Nucl. Phys. B 307 (1988) 145; B 382 (1992) 436 (E); L. Dixon, V. Kaplunovsky and J. Louis, Nucl. Phys. B 355 (1991) 649.
3. [2] V.S. Kaplunovsky, Nucl. Phys. B 307 (1988) 145; B 382 (1992) 436 (E); L. Dixon, V. Kaplunovsky and J. Louis, Nucl. Phys. B 355 (1991) 649.
4. [2] V.S. Kaplunovsky, Nucl. Phys. B 307 (1988) 145; B 382 (1992) 436 (E); L. Dixon, V. Kaplunovsky and J. Louis, Nucl. Phys. B 355 (1991) 649.
5. s in String Theory, preprint TUM-HEP-225-95, e-print hep-th/9510009.
6. s in String Theory, preprint TUM-HEP-225-95, e-print hep-th/9510009.
7. s in String Theory, preprint TUM-HEP-225-95, e-print hep-th/9510009.
8. [4] E. Witten, in preparation.
9. [5] J. Erler and P. Langacker, Phys. Rev. D 52 (1995) 441; Constraints on New Physics from Electroweak Analyses, article 27 in [6] and 30 in [7]; P. Langacker, Precision Experiments, Grand Unification, and Compositeness, preprint NSF-ITP-95-140, e-print hep-ph/9511207, Talk presented at the International Workshop on Supersymmetry and Unification of Fundamental Interactions (SUSY 95), Palaiseau, France (1995).
10. [5] J. Erler and P. Langacker, Phys. Rev. D 52 (1995) 441; Constraints on New Physics from Electroweak Analyses, article 27 in [6] and 30 in [7]; P. Langacker, Precision Experiments, Grand Unification, and Compositeness, preprint NSF-ITP-95-140, e-print hep-ph/9511207, Talk presented at the International Workshop on Supersymmetry and Unification of Fundamental Interactions (SUSY 95), Palaiseau, France (1995).
11. [5] J. Erler and P. Langacker, Phys. Rev. D 52 (1995) 441; Constraints on New Physics from Electroweak Analyses, article 27 in [6] and 30 in [7]; P. Langacker, Precision Experiments, Grand Unification, and Compositeness, preprint NSF-ITP-95-140, e-print hep-ph/9511207, Talk presented at the International Workshop on Supersymmetry and Unification of Fundamental Interactions (SUSY 95), Palaiseau, France (1995).
12. [6] Particle Data Group, L. Montanet et al., Phys. Rev. D 50 (1994) 1173.
13. [7] Particle Data Group, L. Montanet et al., 1995 off-year partial update for the 1996 edition available on the PDG WWW pages (URL: http://pdg.lbl.gov/).
14. [8] A.N. Schellekens, Phys. Lett. B 237 (1990) 363.
15. [9] S. Chaudhuri, S.W. Chung, G. Hockney and J. Lykken, Nucl. Phys. B 456 (1995) 89.
16. [10] G.G. Athanasiu, J.J. Atick, M. Dine and W. Fischler, Phys. Lett. B 214 (1988) 55.
17. [11] I. Antoniadis, J. Ellis, J.S. Hagelin and D.V. Nanopoulos, Phys. Lett. B 231 (1989) 65.
18. [12] C. Bachas, C. Fabre and T. Yanagida, Natural Gauge Coupling Unification at the String Scale, preprint NSF-ITP-95-129, e-print hep-th/9510094.
19. [13] D.C. Lewellen, Nucl. Phys. B 337 (1990) 61.
20. [14] G.B. Cleaver, Nucl. Phys. B 456 (1995) 219.
21. [15] D. Finnell, Grand Unification with Three Generations in Free Fermionic String Models, preprint SLAC-PUB-95-6986, e-print hep-th/9508073.
22. [16] A. Font, L.E. Ibáñez and F. Quevedo, Nucl. Phys. B 345 (1990) 389.
23. [17] G. Aldazabal, A. Font, L.E. Ibáñez and A.M. Uranga, Nucl. Phys. B 452 (1995) 3; Building GUTs from Strings, Nucl. Phys. B 465 (1996) 34.
24. [17] G. Aldazabal, A. Font, L.E. Ibáñez and A.M. Uranga, Nucl. Phys. B 452 (1995) 3; Building GUTs from Strings, Nucl. Phys. B 465 (1996) 34.
25. [18] K.S. Narain, M.H. Sarmadi and C. Vafa, Nucl. Phys. B 288 (1987) 551.
26. [19] P. Goddard and D. Olive, Int. J. Mod. Phys. A 1 (1986) 303.
27. [20] A. Masiero, D.V. Nanopoulos, K. Tamvakis and T. Yanagida, Phys. Lett. B 115 (1982) 380; B. Grinstein, Nucl. Phys. B 206 (1982) 387.
28. [20] A. Masiero, D.V. Nanopoulos, K. Tamvakis and T. Yanagida, Phys. Lett. B 115 (1982) 380; B. Grinstein, Nucl. Phys. B 206 (1982) 387.
29. [21] J. Hisano, T. Moroi, K. Tobe and T. Yanagida, Phys. Lett. B 342 (1995) 138.
30. [22] K.S. Narain, M.H. Sarmadi and E. Witten, Nucl. Phys. B 279 (1987) 369.
31. [23] J. Erler, D. Jungnickel and H.P. Nilles, Phys. Lett. B 276 (1992) 303.
32. [24] J. Erler, J. Math. Phys. 35 (1994) 1819.
33. [25] H. Kawai, D.C. Lewellen and S.H.H. Tye, Phys. Rev. D 34 (1986) 3794.
34. [26] M.B. Green and J.H. Schwarz, Phys. Lett. B 149 (1984) 117.
35. [27] L. Dixon, J.A. Harvey, C. Vafa and E. Witten, Nucl. Phys B 261 (1985) 678; B 274 (1986) 285.
36. [27] L. Dixon, J.A. Harvey, C. Vafa and E. Witten, Nucl. Phys B 261 (1985) 678; B 274 (1986) 285.
37. [28] M.J. Duff, R. Minasian and E. Witten, Evidence for Heterotic/Heterotic Duality, Nucl. Phys. B 465 (1996) 413.
38. [29] E.J. Chun and J.E. Kim, Phys. Lett. B 238 (1990) 265.
39. [30] C. Vafa, Nucl. Phys. B 273 (1986) 592.
40. [31] J.F. Gunion, D.W. McKay and H. Pois, A Minimal Four Family Supergravity Model, preprint UCD-95-18, e-print hep-ph/9507323; M. Carena, H.E. Haber and C.E.M. Wagner, Four Generation Low-Energy Supersymmetry with a Light Top Quark, Nucl. Phys. B 472 (1996) 55.
41. [31] J.F. Gunion, D.W. McKay and H. Pois, A Minimal Four Family Supergravity Model, preprint UCD-95-18, e-print hep-ph/9507323; M. Carena, H.E. Haber and C.E.M. Wagner, Four Generation Low-Energy Supersymmetry with a Light Top Quark, Nucl. Phys. B 472 (1996) 55.
42. [32] L.E. Ibáñez, J.E. Kim, H.P Nilles and F. Quevedo, Phys. Lett. B 191 (1987) 282.
43. [33] W. Lerche, D. Lüst and A.N. Schellekens, Phys. Lett. B 181 (1986) 71; B 184 (1987) 419 (E); Nucl. Phys. B 287 (1987) 477.
44. [33] W. Lerche, D. Lüst and A.N. Schellekens, Phys. Lett. B 181 (1986) 71; B 184 (1987) 419 (E); Nucl. Phys. B 287 (1987) 477.
45. [33] W. Lerche, D. Lüst and A.N. Schellekens, Phys. Lett. B 181 (1986) 71; B 184 (1987) 419 (E); Nucl. Phys. B 287 (1987) 477.
46. [34] S. Hamidi and C. Vafa, Nucl. Phys. B 279 (1987) 465; L.J. Dixon. D. Friedan, E. Martinec and S. Shenker, Nucl. Phys. B 282 (1987) 13.
47. [34] S. Hamidi and C. Vafa, Nucl. Phys. B 279 (1987) 465; L.J. Dixon. D. Friedan, E. Martinec and S. Shenker, Nucl. Phys. B 282 (1987) 13.
48. [35] K.S. Narain, M.H. Sarmadi and C. Vafa, Nucl. Phys. B 356 (1991) 163.