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Towards next-to-next-to-leading-log accuracy for the width difference in the B s − B ¯ s $$ {B}_s-{\overline{B}}_s $$ system: fermionic contributions to order (m c /m b )0 and (m c /m b )1
Asatrian, H. M., Hovhannisyan, A., Nierste, U., Yeghiazaryan, A.Volume:
2017
Language:
english
Journal:
Journal of High Energy Physics
DOI:
10.1007/JHEP10(2017)191
Date:
October, 2017
File:
PDF, 729 KB
english, 2017