BaCl Molecular Constants

BaCl

Barium Monochloride

Parameter	¹³⁸Ba³⁵Cl	Ref.
Y₀₁ [MHz]	2517.27236(21)	82031
Y₁₁ [MHz]	-10.02186(18)
Y₂₁ [kHz]	6.218(68)
Y₃₁ [kHz]	0.0411(95)
Y₀₂ [kHz]	-0.906041(32)
Y₁₂ [kHz]	-0.001124(19)
Y₀₃ [kHz]	-0.69 x 10^-7
γ₀₀ [MHz]	49.7183(98)
γ₁₀ [MHz]	-0.2650(25)
γ₀₁ [kHz]	0.0371(11)
ω_e [cm^-1]	279.9179(49)
ω_eχ_e [cm^-1]	0.8170(12)
µ_r [u]	27.8953773
r_e [10^-10 m]	2.6827325(5) ^a

^a Recalculated as r_e = [505379.006(51) / µ_rY₀₁]^1/2 with units as given in table.

NIST Physical Measurement Laboratory