Heavy Quark Expansion for Heavy Hadron Lifetimes: Completing the $1/m_b^3$ Corrections
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arXiv
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| Hauptverfasser: | , , |
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| Format: | Preprint |
| Veröffentlicht: |
2020
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| _version_ | 1866911919329247232 |
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| author | Mannel, Thomas Moreno, Daniel Pivovarov, Alexei |
| author_facet | Mannel, Thomas Moreno, Daniel Pivovarov, Alexei |
| contents | We complete the calculation of the contributions from the dimension six operators in the heavy quark expansion for the total lifetime of heavy hadrons. We give the expressions for the Wilson coefficients of the Darwin term $ρ_D$ and the spin-orbit term $ρ_{\rm LS}$ at tree level. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2004_09485 |
| institution | arXiv |
| publishDate | 2020 |
| record_format | arxiv |
| spellingShingle | Heavy Quark Expansion for Heavy Hadron Lifetimes: Completing the $1/m_b^3$ Corrections Mannel, Thomas Moreno, Daniel Pivovarov, Alexei High Energy Physics - Phenomenology We complete the calculation of the contributions from the dimension six operators in the heavy quark expansion for the total lifetime of heavy hadrons. We give the expressions for the Wilson coefficients of the Darwin term $ρ_D$ and the spin-orbit term $ρ_{\rm LS}$ at tree level. |
| title | Heavy Quark Expansion for Heavy Hadron Lifetimes: Completing the $1/m_b^3$ Corrections |
| topic | High Energy Physics - Phenomenology |
| url | https://arxiv.org/abs/2004.09485 |