Two-loop corrections to the B → π form factor from QCD sum rules on the light-cone and |Vub|

Journal of High Energy Physics

Volumn 2012, Issue 5, 2012, Pages

  Bharucha, Aoife ^a  

^a UNIVERSITY OF HAMBURG   (Germany)

Author keywords

B physics; Quark masses and SM parameters; Sum rules

Indexed keywords

EID: 84861911603     PISSN: 11266708     EISSN: 10298479     Source Type: Journal    
DOI: 10.1007/JHEP05(2012)092     Document Type: Article

References (74)

1. ub|, Phys. Rev. D 83 (2011) 032007 [arXiv:1005. 3288].
2. Heavy Flavor Averaging Group collaboration, E. Barberio et al., Averages ofb-hadron and c-hadron properties at the end of 2007, arXiv:0808.1297.
3. ub| and constraints on the leading-twist pion distribution amplitude from B → πlν, Phys. Lett. B 625 (2005) 225 [hep-ph/0507076].
4. E. Dalgic et al., B meson semileptonic form-factors from unquenched lattice QCD, Phys. Rev. D 73 (2006) 074502 [Erratum ibid. D 75 (2007) 119906] [hep-lat/0601021].
5. ub|, Phys. Rev. D 79 (2009) 054507 [arXiv:0811. 3640].
6. QCDSF collaboration, A. Al-Haydari et al., Semileptonic form factors D→π,K and B → π K from a fine lattice, Eur. Phys. J. A 43 (2010) 107 [arXiv:0903.1664].
7. ub|, Phys. Rev. D 68 (2003) 072003 [hep-ex/0304019].
8. ub|, Phys. Rev. Lett. 99 (2007) 041802 [hep-ex/0703041].
9. ub|, Phys. Rev. D 72 (2005) 051102 [hep-ex/0507003].
10. ub| with a loose neutrino reconstruction technique, Phys. Rev. Lett. 98 (2007) 091801 [hep-ex/0612020].
11. ub| with semileptonically tagged B mesons, Phys. Rev. Lett. 101 (2008) 081801 [arXiv:0805.2408].
12. ub|, Phys. Rev. D 83 (2011) 052011 [arXiv:1010.0987].
13. Belle collaboration, I. Adachi et al., Measurement of exclusive B → X(u)lν decays using full-reconstruction tagging at Belle, arXiv:0812.1414.
14. ub|, Phys. Rev. D 83 (2011) 071101 [arXiv:1012.0090].
15. D. Becirevic and A.B. Kaidalov, Comment on the heavy → light form-factors, Phys. Lett. B 478 (2000) 417 [hep-ph/9904490].
16. P. Ball and R. Zwicky, New results on B→π,K,η decay formfactors from light-cone sum rules, Phys. Rev. D 71 (2005) 014015 [hep-ph/0406232].
17. CG. Boyd, B. Grinstein and R.F. Lebed, Constraints on form-factors for exclusive semileptonic heavy to light meson decays, Phys. Rev. Lett. 74 (1995) 4603 [hep-ph/9412324].
18. ub|, Phys. Rev. D 79 (2009) 013008 [Erratum ibid. D 82 (2010) 099902] [arXiv:0807. 2722].
19. ub| from exclusive semileptonic B → π decays, Phys. Lett. B 649 (2007) 269 [hep-ph/0703284].
20. ub| from exclusive semileptonic B → π decays revisited, Phys. Rev. D 76 (2007) 031302 [arXiv:0705.3553].
21. ub| from UTangles and B → πlν, Phys. Lett. B 644 (2007) 38 [hep-ph/0611108].
22. M.A. Shifman, A. Vainshtein and V.I. Zakharov, QCD and resonance physics. Sum rules, Nucl. Phys. B 147 (1979) 385.
23. M.A. Shifman, A. Vainshtein and V.I. Zakharov, QCD and resonance physics: applications, Nucl. Phys. B 147 (1979) 448.
24. I. Balitsky, V.M. Braun and A. Kolesnichenko, Radiative decay Σ+ → pγ in quantum chromodynamics, Nucl. Phys. B 312 (1989) 509.
25. V. Chernyak and I. Zhitnitsky, B meson exclusive decays into baryons, Nucl. Phys. B 345 (1990) 137.
26. s) from QCD sum rules, Phys. Rev. D 65 (2002) 056005 [hep-ph/0108135].
27. A. Penin and M. Steinhauser, Heavy light meson decay constant from QCD sum rules in three loop approximation, Phys. Rev. D 65 (2002) 054006 [hep-ph/0108110].
28. E. Bagan, P. Ball, V.M. Braun and H.G. Dosch, QCD sum rules in the effective heavy quark theory, Phys. Lett. B 278 (1992) 457.
29. A. Khodjamirian, R. Ruckl, S. Weinzierl and O.I. Yakovlev, Perturbative QCD correction to the B→π transition form-factor, Phys. Lett. B 410 (1997) 275 [hep-ph/9706303].
30. E. Bagan, P. Ball and V.M. Braun, Radiative corrections to the decay B → πeν and the heavy quark limit, Phys. Lett. B 417 (1998) 154 [hep-ph/9709243].
31. A. Khodjamirian, R. Ruckl, S. Weinzierl, C. Winhart and O.I. Yakovlev, Predictions on B → πl̄ν (l), D → πl̄ν (l) and D → Kl̄ν(l) from QCD light cone sum rules, Phys. Rev. D 62 (2000) 114002 [hep-ph/0001297].
32. ub| determination using B→π form factor from light-cone sum rule, J. Phys. Conf. Ser. 110 (2008) 052026.
33. ub| from QCD light-cone sum rules, Phys. Rev. D 83 (2011) 094031 [arXiv:1103. 2655].
34. S.J. Brodsky, G.P. Lepage and P.B. Mackenzie, On the elimination of scale ambiguities in perturbative quantum chromodynamics, Phys. Rev. D 28 (1983) 228.
35. S.J. Brodsky, C.-R. Ji, A. Pang and D.G. Robertson, Optimal renormalization scale and scheme for exclusive processes, Phys. Rev. D 57 (1998) 245 [hep-ph/9705221].
36. D.J. Broadhurst and A. Grozin, Matching QCD and HQET heavy-light currents at two loops and beyond, Phys. Rev. D 52 (1995) 4082 [hep-ph/9410240].
37. M. Beneke and V.M. Braun, Naive non-abelianization and resummation of fermion bubble chains, Phys. Lett. B 348 (1995) 513 [hep-ph/9411229].
38. n corrections in QCD: techniques and applications to the τ hadronic width and the heavy quark pole mass, Nucl. Phys. B 452 (1995) 563 [hep-ph/9502300].
39. B. Melic, B. Nizic and K. Passek, BLM scale setting for the pion transition form-factor, Phys. Rev. D 65 (2002) 053020 [hep-ph/0107295].
40. R. Mertig, M. Böhm and A. Denner, FEYN CALC: computer algebraic calculation of Feynman amplitudes, Comput. Phys. Commun. 64 (1991) 345.
41. T. Huber and D. Maître, HypExp 2, expanding hypergeometric functions about half-integer parameters, Comput. Phys. Commun. 178 (2008) 755 [arXiv:0708.2443].
42. P. Pascual and R. Tarrach, QCD: renormalization for the practitioner, Lecture Notes in Physics volume 194, Springer, U.S.A. (1984).
43. P. Ball and A.N. Talbot, Models for light-cone meson distribution amplitudes, JHEP 06 (2005) 063 [hep-ph/0502115].
44. P. Ball, Theoretical update of pseudoscalar meson distribution amplitudes of higher twist: the nonsinglet case, JHEP 01 (1999) 010 [hep-ph/9812375].
45. G.R. Katz, Two loop Feynman gauge calculation of the meson nonsinglet evolution potential, Phys. Rev. D 31 (1985) 652.
46. S. Mikhailov and A. Radyushkin, Evolution kernels in QCD: two loop calculation in Feynman gauge, Nucl. Phys. B 254 (1985) 89.
47. E. Braaten, QCD corrections to meson-photon transition form-factors, Phys. Rev. D 28 (1983) 524.
48. T. Aliev and V. Eletsky, On leptonic decay constants of pseudoscalar D and B mesons, Sov. J. Nucl. Phys. 38 (1983) 936
49. [Yad. Fiz. 38 (1983) 1537].
50. C. Dominguez and N. Paver, How large is f(B) from QCD sum rules?, Phys. Lett. B 269 (1991) 169.
51. s in QCD and HQET, Eur. Phys. J. C 21 (2001) 319 [hep-ph/0108017].
52. 2), Nucl. Phys. B 505 (1997) 40 [hep-ph/9705254].
53. V. Chernyak and A. Zhitnitsky, Asymptotic behavior of exclusive processes in QCD, Phys. Rept. 112 (1984) 173.
54. V.M. Braun and I. Filyanov, QCD sum rules in exclusive kinematics and pion wave function, Z. Phys. C 44 (1989) 157
55. [Sov. J. Nucl. Phys. 50 (1989) 511].
56. S. Mikhailov and A. Radyushkin, The pion wave function and QCD sum rules with nonlocal condensates, Phys. Rev. D 45 (1992) 1754.
57. L. Del Debbio, M. Di Pierro and A. Dougall, The second moment of the pion light cone wave function, Nucl. Phys. Proc. Suppl. 119 (2003) 416 [hep-lat/0211037].
58. V. Braun et al., Moments of pseudoscalar meson distribution amplitudes from the lattice, Phys. Rev. D 74 (2006) 074501 [hep-lat/0606012].
59. RBC and UKQCD collaboration, P. Boyle et al., Parton Distribution Amplitudes and Non-Perturbative Renormalisation, PoS(LATTICE 2008)165 [arXiv:0810.1669].
60. R. Arthur et al., Lattice results for low moments of light meson distribution amplitudes, Phys. Rev. D 83 (2011) 074505 [arXiv:1011.5906].
61. CLEO collaboration, J. Gronberg et al., Measurements of the meson-photon transition form-factors of light pseudoscalar mesons at large momentum transfer, Phys. Rev. D 57 (1998) 33 [hep-ex/9707031].
62. CELLO collaboration, H. Behrend et al., Studies of multi-hadronic final states in photon-photon interactions, Z. Phys. C 51 (1991) 365.
63. N. Stefanis, New vistas of the meson structure in QCD from low to high energies, Nucl. Phys. Proc. Suppl. 181-182 (2008) 199 [arXiv:0805. 3117].
64. J. Bijnens and A. Khodjamirian, Exploring light cone sum rules for pion and kaon form-factors, Eur. Phys. J. C 26 (2002) 67 [hep-ph/0206252].
65. 2. II. Determination of and results for, the pion form-factor, Phys. Rev. C 78 (2008) 045203 [arXiv:0809.3052].
66. Particle Data Group collaboration, C. Amsler et al., Review of particle physics, Phys. Lett. B 667 (2008) 1.
67. A. Ovchinnikov and A. Pivovarov, QCD sum rule calculation of the quark gluon condensate, Sov. J. Nucl. Phys. 48 (1988) 721
68. [Yad. Fiz. 48 (1988) 1135].
69. B. Ioffe, QCD at low energies, Prog. Part. Nucl. Phys. 56 (2006) 232 [hep-ph/0502148].
70. M. Beneke, A quark mass definition adequate for threshold problems, Phys. Lett. B 434 (1998) 115 [hep-ph/9804241].
71. A. Pineda and A. Signer, Renormalization group improved sum rule analysis for the bottom quark mass, Phys. Rev. D 73 (2006) 111501 [hep-ph/0601185].
72. Particle Data Group collaboration, K. Nakamura et al., Review of particle physics, J. Phys. G 37 (2010) 075021.
73. J. Charles et al., Predictions of selected flavour observables within the standard model, Phys. Rev. D 84 (2011) 033005 [arXiv:1106.4041].
74. M. Bona et al., Global fit to CKM data, presented at the Flavor Physics & CP Violation 2010 (FPCP2010), May 25-29, Torino, Italy (2010).