BiBr Molecular Constants

BiBr

Parameter	²⁰⁹Bi⁷⁹Br	²⁰⁹Bi⁸¹Br	Ref.
Y₀₁ [MHz]	1295.5609(12)	1272.3406(12)	76039
Y₁₁ [MHz]	-3.97809(18)	-3.87164(16)
Y₂₁ [kHz]	2.303(18)	2.225(14)
Y₀₂ [kHz]	-0.22026(45)	-0.21231(45)
ω_e [cm^-1]	209.62	207.79
ω_eχ_e [cm^-1]	0.52	0.52
µ_r [u]	57.2853689	58.3308434
r_e [10^-10 m]	2.6095031(24) ^a	2.6095029(24) ^a

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