id	author	title	date	pages	extension	mime	words	sentences	flesch	summary	cache	txt
work_xccofl66wvb2jabbvd5umlb34q	Stephan Narison	Open charm and beauty chiral multiplets in QCD	2005	7	.pdf	application/pdf	4042	605	86	We study the dynamics of the the spin zero open charm and beauty mesons using QCD spectral sum rules using QSSR the mass splitting of the 0+ − 0− and 1− − 1+ b̄u mesons using double ratio of moments sum The effect and errors on the mass-splittings are mainly due to the chiral condensate 〈ψ̄ψ〉 and to the value exponential sum rules used successfully in the light quark channels for predicting the meson masses and The previous sum rules can be expressed in terms of the running mass m̄Q(ν) through the Throughout this paper we shall use the values of the QCD parameters given in Figure 2: Similar to Fig. 1 but τ-behaviour of MDs(0+) for given values of tc = 7.5 GeV • The value of the mass-splittings obtained previously is comparable with the one of the B(0+)-B(0−) the results obtained to two-loop accuracy in this paper from QCD spectral sum rules.	./cache/work_xccofl66wvb2jabbvd5umlb34q.pdf	./txt/work_xccofl66wvb2jabbvd5umlb34q.txt