Semileptonic decays B → D(∗) lν in the perturbative QCD factorization approach

Chinese Science Bulletin

Volumn 59, Issue 2, 2014, Pages 125-132

  Fan, Ying Ying ^a   Wang, Wen Fei ^a   Cheng, Shan ^a   Xiao, Zhen Jun ^a  

^a NANJING NORMAL UNIVERSITY   (China)

Author keywords

B meson semileptonic decays; Branching ratios; Form factors; The pQCD factorization approach

Indexed keywords

EID: 84891091606     PISSN: 10016538     EISSN: 18619541     Source Type: Journal    
DOI: 10.1007/s11434-013-0049-9     Document Type: Article

References (46)

1. Aubert B, BaBar Collaboration et al (2008) Observation of semileptonic decays B→D∗τ-ν¯τ and evidence for B→Dτ-ν¯τ. Phys Rev Lett 100:021801
2. τ decay at Belle. Phys Rev Lett 99:191807
3. Bozek A, Belle Collaboration et al (2010) Observation of $$ B^{+} \to \bar{D}^{*0} \tau^{+} \nu_{\tau}$$B+→D¯∗0τ+ντ and evidence for $$B^{+} \to \bar{D}^{*0} \tau^{+} \nu_{\tau}$$B+→D¯∗0τ+ντ at Belle. Phys Rev D 82:072005
4. Lees JP, BaBar Collaboration et al (2012) Evidence for an excess of $$\bar{B} \to D^{(*)} \tau \bar{\nu}_{\tau}$$B¯→D(∗)τν¯τ decays. Phys Rev Lett 109:101802
5. Fajfer S, Kamenik JF, Nisandzic I (2012) On the $$B \to D^{*} \tau \bar{\nu}_{\tau} $$B→D∗τν¯τ sensitivity to new physics. Phys Rev D 85:094025
6. Bozek A, Belle Collaboration (2013) The B → τν and $$ B \to \bar{D}^{(*)} \tau^{+} \bar{\nu}_{\tau}$$B→D¯(∗)τ+ν¯τ measurements. Talk given at FPCP 2013, Buzios, Breizl, 3–6 May 2013
7. Bailey JA, Fermilab Lattice and MILC Collaborations (2012) Refining new-physics searches in B → Dτν decay with lattice QCD. Phys Rev Lett 109:071802
8. −). Phys Rev D 85:114502; 86:039904 (E)
9. Fajfer S, Kamenik JF, Nisandzic I et al (2012) Implications of lepton flavor universality violations in B decays. Phys Rev Lett 109:161801
10. Crivellin A, Greub C, Kokulu A (2012) Explaining B → Dτν, B → D*τν and B → τν in a 2HDM of type III. Phys Rev D 86:054014
11. Celis A, Jung M, Li XQ et al (2013) Sensitivity to charged scalars in B → Dτν and B → τν decays. J High Energy Phys 1:1–27
12. Datta A, Duraisamy M, Ghosh D (2012) Diagnosing new physics in b → cτν decays in the light of the recent BABAR result. Phys Rev D 86:034027
13. Choudhury D, Ghosh DK, Kundu A (2012) B decay anomalies in an effective theory. Phys Rev D 86:114037
14. Faustov RN, Galkin VO (2012) Exclusive weak B decays involving τ lepton in the relativistic quark model. Mod Phys Lett A 27:1250183
15. Fajfer S, Nisandzic I (2013) Theory of B → τ ν and B → D*τν. In: Proceedings of CKM 2012, the 7th international workshop on the CKM Unitarity Triangle, University of Cincinnati, USA, 28 September–2 October 2012. arXiv: 1301.1167
16. Pich A (2013) TAU2012 summary. Summary talk given at TAU2012, Nagoya, Japan, 17–21 September 2012. arXiv:1301.4474
17. Ricciardi G (2012) Semileptonic B decays. In: Proceedings of the conference Xth quark confinement and the hadron spectrum, Munich, 8–12 October 2012. arXiv: 1301.4389
18. Stone S (2013) New physics from flavour. Plenary talk at the 36th international conference on high energy physics, Melbourne, Australia, 4–11 July 2012. arXiv: 1212.6374
19. Becirevic D, Kosnik N, Tayduganov A (2012) $$\bar{B} \to D\tau \bar{\nu}_{\tau}$$B¯→Dτν¯τ vs. $$\bar{B} \to D\mu \bar{\nu}_{\mu}$$B¯→Dμν¯μ. Phys Lett B 716:208–213
20. cb and the form-factor slope in B → Dlν decays in events tagged by a fully reconstructed B meson. Phys Rev Lett 104:011802
21. Wang WF, Xiao ZJ (2012) Semileptonic decays $$B/B_{s} \to (\pi, K)(l^{+}l^{-},l\nu,\nu\bar{\nu})$$B/Bs→(π,K)(l+l-,lν,νν¯) in the perturbative QCD approach beyond the leading order. Phys Rev D 86:114025
22. Wang WF, Fan YY, Liu M et al (2013) Semileptonic decays $$B_{s} \to (\eta, \eta^{(\prime)},G)(l^+l^-,l\nu,\nu\bar{\nu})$$Bs→(η,η(′),G)(l+l-,lν,νν¯) in the perturbative QCD approach beyond the leading order. Phys Rev D 87:097501
23. Li HN (2003) QCD aspects of exclusive B meson decays. Prog Part Nucl Phys 51:85–171
24. Li HN (1995) Applicability of perturbative QCD to B → D decays. Phys Rev D 52:3958–3965
25. (*) form factors in perturbative QCD. Phys Rev D 67:054028
26. −: the data and the perturbative QCD predictions. Phys Rev D 85:094003
27. Fan YY, Wang WF, Cheng S et al (2013) Anatomy of $$ B \to K {{\rm{\eta}}^{(\prime)}}$$B→Kη(′) decays in different mixing schemes and effects of next-to-leading order contributions in the perturbative QCD approach. Phys Rev D 87:094003
28. Liu X, Li HN, Xiao ZJ (2012) Implications on $$\eta-\eta^\prime$$η-η′-glueball mixing from $${{B_{d,s}} \to J/\psi\eta^{(\prime)}}$$Bd,s→J/ψη(′) decays. Phys Rev D 86:011501
29. *V decays in the pQCD approach. Phys Rev D 78:014018
30. Kurimoto T, Li HN, Sanda AI (2001) Leading power contribution to B → πρ transition form factors. Phys Rev D 65:014007
31. Lü CD, Ukai K, Yang MZ (2001) Branching ratio and CP violation of B → ππ decays in the perturbative QCD approach. Phys Rev D 63:074009
32. Li RH, Lü CD, Wang W et al (2009) B → S transition form factors in the perturbative QCD approach. Phys Rev D 79:014013
33. c transition form factors. Phys Rev D 79:054012
34. Beringer J, Particle Data Group et al (2012) Review of particle physics. Phys Rev D 86:010001
35. Heavy Flavor Averaging Group, Amhis Y et al (2012) Averages of b-hadron, c-hadron, and tau-lepton properties as of early 2012. arXiv:1207.1158
36. Keum YY, Li HN, Sanda AI (2001) Fat penguins and imaginary penguins in perturbative QCD. Phys Lett B 504:6–14
37. Keum YY, Li HN, Sanda AI (2001) Penguin enhancement and B → Kπ decays in perturbative QCD. Phys Rev D 63:054008
38. Cheng HY, Chua CK, Hwang CW (2004) Covariant light-front approach for s-wave and p-wave mesons: its application to decay constants and form factors. Phys Rev D 69:074025
39. Falk AF, Neubert M (1993) Second order power corrections in the heavy quark effective theory. 1. Formalism and meson form-factors. Phys Rev D 47:2965–2981
40. Falk AF, Neubert M (1993) Second order power corrections in the heavy quark effective theory. 2. Baryon form-factors. Phys Rev D 47:2982–2990
41. Neubert M (1992) Short distance expansion of heavy quark currents. Phys Rev D 46:2212–2227
42. Neubert M (1994) Heavy quark symmetry. Phys Rep 245:259–396
43. Grozin AG (2004) Heavy quark effective theory. Springer, New York
44. Caprini I, Lellouch L, Neubert M (1998) Dispersive bounds on the shape of $$\bar{B} \to D^{(*)} l\bar{\nu}_{l}$$B¯→D(∗)lν¯l form-factors. Nucl Phys B 530:153–181
45. Aubert B, BaBar Collaboration et al (2009) Measurements of the semileptonic decays $$\bar{B}\to D l\bar{\nu}$$B¯→Dlν¯ and $$\bar{B} \to D^{*} l\bar{\nu}$$B¯→D∗lν¯ using a global fit to $$DXl\bar{\nu}$$DXlν¯ final states. Phys Rev D 79:012002
46. cb. Phys Rev D 77:032002