Mass Spectrum of Mesons via the WKB Approximation Method

Table 3

Bottom-charmed mass spectra in .

State	Present work	AEIM [11]	NU [15]	AIM [30]	LTM [18]	ANN [19]	Exp. [60]
1S	6.274	6.277473	6.277	6.277	6.2770	6.274	6.275
2S	6.845	7.037641	7.383	6.814	7.0372	6.839	6.842
3S	7.125	7.797808	7.206	7.351	7.7973	7.245
4S	7.283	7.038623		7.889		7.522
1P	6.519	7.798791	7.042	6.340	7.0381	6.743
2P	6.959		6.663	6.851	7.7983	7.187
1D	6.813			6.452		7.046