Eur. Phys. J. C (2009) 61: 321-329
https://doi.org/10.1140/epjc/s10052-009-0983-5

Regular Article - Theoretical Physics

Analysis of Ω _b ⁻ (bss) and Ω _c ⁰ (css) with QCD sum rules

Department of Physics, North China Electric Power University, Baoding, 071003, China

^* e-mail: wangzgyiti@yahoo.com.cn

Received: 19 January 2009
Revised: 16 February 2009
Published online: 8 April 2009

Abstract

We calculate the masses and the pole residues of the heavy baryons Ω _c ⁰ (css) and Ω _b ⁻ (bss) with the QCD sum rules. The numerical values  GeV (or  GeV) and  GeV (or  GeV) are in good agreement with the experimental data.