TY - RPRT TI - Lattice QCD Matrix Elements for the B s 0 − B ¯ s 0 Width Difference beyond Leading Order AU - Davies, Christine T. H. (ORCID:0000000328840514) AU - Harrison, Judd AU - Lepage, G. Peter AU - Monahan, Christopher J. AU - Shigemitsu, Junko AU - Wingate, Matthew (ORCID:000000016568988X) PY - 2020 DO - 10.1103/physrevlett.124.082001 UR - https://www.osti.gov/biblio/1601722 ID - 1601722 ER -