Cabbibo Suppressed Semileptonic Decay D0→π－e+ve

Medina Ablikim; CHEN Jiang-Chuan; RONG Gang; ZHANG Da-Hua

Chinese Physics C> 2005, Vol. 29> Issue(1) : 5-8

Cabbibo Suppressed Semileptonic Decay D0→π－e+ve

Institute of High Energy Physics,CAS,Beijing 100049,China

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Abstract：
The transition rate for the Cabibbo suppressed decay d0→π–e+ν e is calculated. This allows the extractions of the form factor |fπ +(0)| and the CKM matrix element |v cd| using the measured branching ratio.
- .semileptonic decay;decay rate;cKm matrix element

References

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. Mark Collab (Adler J et al. ) Phys.Rev.Lett . , 1989, 62: 1821; Bai Z et al. Phys.Rev.Lett. , 1991, 66: 18212. Part icle Data Group. Phys.Rev. , 2002, D66: 010001 3. Wirbel M, Stech B, Bauer M. Z. Phys. , 1985, C29: 637; Bauer M, Stech B, Wirbel M. Z. Phys. 1987, C34: 1034. Khodjamirian A et al. Phys. Rev. , 2000, D62: 1140025. Abada A et al. Nucl.Phys. Proc. Suppl. , 2000, 83: 2866. Abada A et al. Nucl.Phys. , 2001, B619: 565

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Medina Ablikim, CHEN Jiang-Chuan, RONG Gang and ZHANG Da-Hua. Cabbibo Suppressed Semileptonic Decay D0→π－e+ve[J]. Chinese Physics C, 2005, 29(1): 5-8.

Medina Ablikim, CHEN Jiang-Chuan, RONG Gang and ZHANG Da-Hua. Cabbibo Suppressed Semileptonic Decay D0→π－e+ve[J]. Chinese Physics C, 2005, 29(1): 5-8. shu

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Received: 2004-06-11
Revised: 1900-01-01

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沈阳化工大学材料科学与工程学院沈阳 110142

Cabbibo Suppressed Semileptonic Decay D0→π－e+ve

Corresponding author: Medina Ablikim,

Institute of High Energy Physics,CAS,Beijing 100049,China

Received Date: 2004-06-11
Accepted Date: 1900-01-01
Available Online: 2005-01-05

Abstract: The transition rate for the Cabibbo suppressed decay d0→π–e+ν e is calculated. This allows the extractions of the form factor |fπ +(0)| and the CKM matrix element |v cd| using the measured branching ratio.