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Abazov et al","submitted_at":"2008-02-15T17:53:12Z","abstract_excerpt":"From an analysis of the flavor-tagged decay \\bsdec we obtain the width difference between the $B_s^0$ light and heavy mass eigenstates, $\\Delta \\Gamma_s \\equiv \\Gamma_L - \\Gamma_H = 0.19 \\pm 0.07 {\\rm (stat)}\\thinspace ^{+0.02}_{-0.01} {\\rm (syst)}$ ps$^{-1}$, and the CP-violating phase, $\\phi_{s} =-0.57 ^{+0.24}_{-0.30} {\\rm (stat)}\\thinspace ^{+0.07}_{-0.02} {\\rm (syst)}$. The allowed 90% C.L. intervals of $\\Delta \\Gamma_s$ and $\\phi_s$ are $0.06 <\\Delta \\Gamma_s <0.30$ ps$^{-1}$ and $-1.20 <\\phi_s < 0.06$, respectively. 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