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Semileptonic Decay of <i>B<sub>c</sub></i>Meson into <i>S</i>Wave Charmonium in a QCD Potential Model with Coulombic Part as Perturbation

Semileptonic Decay of <i>B<sub>c</sub></i>Meson into <i>S</i>Wave Charmonium in a QCD Potential Model with Coulombic Part as Perturbation
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摘要 We present the semileptonic decay of Bc meson in a QCD potential model with the coulombic part of the Cornell potential -4αs/3r+br+c as perturbation. Computing the slope and curvature of Isgur Wise function in this approach, we study the pseudoscalar and vector form factors for the transition of Bc meson to its S wave charmonium states. Numerical estimates of widths for the transitions of Bc→J|ψ(ηc)lv1 are presented. We present the semileptonic decay of Bc meson in a QCD potential model with the coulombic part of the Cornell potential -4αs/3r+br+c as perturbation. Computing the slope and curvature of Isgur Wise function in this approach, we study the pseudoscalar and vector form factors for the transition of Bc meson to its S wave charmonium states. Numerical estimates of widths for the transitions of Bc→J|ψ(ηc)lv1 are presented.
出处 《Journal of Modern Physics》 2012年第8期821-826,共6页 现代物理(英文)
关键词 Dalgarno Method Isgur-Wise Function Form Factors Decay Width Dalgarno Method Isgur-Wise Function Form Factors Decay Width
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