S-Wave Heavy Quarkonium Spectra: Mass, Decays, and Transitions

Table 10

Bottomonium leptonic decay widths (in keV). The widths calculated with and without QCD corrections are denoted by and .

	Power		Logarithmic		[25]		[15]		Exp. [43]
State
(1S)	0.817	0.456	0.847	0.473	2.31	1.60	1.809	0.998	1.340 0.018
(2S)	0.686	0.383	0.709	0.396	0.92	0.64	0.797	0.439	0.612 0.011
(3S)	0.610	0.340	0.630	0.352	0.64	0.44	0.618	0.341	0.443 0.008
(4S)	0.557	0.311	0.576	0.322	0.51	0.35	0.541	0.298	0.272 0.029
(5S)	0.526	0.294	0.535	0.299	0.42	0.29	0.481	0.265	0.31 0.07
(6S)	0.492	0.278	0.501	0.282	0.31	0.22	0.432	0.238	0.130 0.030