The 39th International Symposium on Lattice Field Theory (Lattice 2022)

Name: The 39th International Symposium on Lattice Field Theory (Lattice 2022)
Start: 2022-08-08T08:40:00+02:00
End: 2022-08-13T14:00:00+02:00
Location: Hörsaalzentrum Poppelsdorf

8–13 Aug 2022

Hörsaalzentrum Poppelsdorf

Europe/Berlin timezone

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lattice2022@lists.hiskp.uni-bonn.de

Towards precision lattice determination of semileptonic $D \to π ℓ ν$ , $D \to K ℓ ν$ and $D_{s} \to K ℓ ν$ decay form factors

8 Aug 2022, 16:30

20m

CP1-HSZ/1.002 (CP1-HSZ) - HS6 (CP1-HSZ)

CP1-HSZ/1.002 (CP1-HSZ) - HS6

CP1-HSZ

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Oral Presentation Weak Decays and Matrix Elements Weak Decays and Matrix Elements

Michael Marshall (The University of Edinburgh)

CKM matrix elements can be obtained from lattice determinations of semileptonic decay form factors by combining them with experimental results for decay rates. We give a status update on our study using the Domain Wall Fermion action for up/down, strange and charm quarks to determine semileptonic form factors for $D \to π ℓ ν$ , $D \to K ℓ ν$ and $D_{s} \to K ℓ ν$ decays. Data have been produced on three lattice spacings and pion masses in the range 250 Mev to 400 Mev, and preliminary form factor data are presented. These will subsequently be included in a global fit.

Michael Marshall (The University of Edinburgh)

Lat22Marshall.pdf

The 39th International Symposium on Lattice Field Theory (Lattice 2022)

Contact

Towards precision lattice determination of semileptonic $D \to π ℓ ν$ , $D \to K ℓ ν$ and $D_{s} \to K ℓ ν$ decay form factors

CP1-HSZ/1.002 (CP1-HSZ) - HS6

CP1-HSZ

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