Persistent Lines of Neutral Niobium ( Nb I )

Niobium (Nb)

Persistent Lines of Neutral Niobium ( Nb I )

Intensity	Wavelength (Å)	A_ki (10⁸s^-1)	Energy Levels (cm^-1)	Configurations	Terms	J	Line Ref.	A_ki Ref.


80	3341.97		1142.79	4d³5s²	a ⁴F	3/2	MCS75
			31056.60	4d³5s(a ⁵F)5p	x ⁴G°	5/2

80	3343.71		1586.90	4d³5s²	a ⁴F	5/2	MCS75
			31485.20	4d³5s(a ⁵F)5p	x ⁴G°	7/2

110	3349.06		2154.11	4d³5s²	a ⁴F	7/2	MCS75
			32004.63	4d³5s(a ⁵F)5p	x ⁴G°	9/2

110	3358.42		2805.36	4d³5s²	a ⁴F	9/2	MCS75
			32572.72	4d³5s(a ⁵F)5p	x ⁴G°	11/2

120	3535.30		695.25	4d⁴(a ⁵D)5s	a ⁶D	7/2	MCS75
			28973.12	4d³5s(a ⁵P)5p	y ⁶P°	7/2

			0.00	4d⁴(a ⁵D)5s	a ⁶D	1/2
			28278.25	4d³5s(a ⁵P)5p	y ⁶P°	3/2

90	3575.85		695.25	4d⁴(a ⁵D)5s	a ⁶D	7/2	MCS75
			28652.66	4d³5s(a ⁵P)5p	y ⁶P°	5/2

300	3580.27		1050.26	4d⁴(a ⁵D)5s	a ⁶D	9/2	MCS75
			28973.12	4d³5s(a ⁵P)5p	y ⁶P°	7/2

150	3739.80	0.59	695.25	4d⁴(a ⁵D)5s	a ⁶D	7/2	MCS75	DHL86
			27427.07	4d⁴(a ⁵D)5p	x ⁶D°	7/2

1000	4058.94	1.28	1050.26	4d⁴(a ⁵D)5s	a ⁶D	9/2	MCS75	DHL86
			25680.36	4d⁴(a ⁵D)5p	y ⁶F°	11/2

			10237.51	4d³5s²	a ²D	5/2
			34867.68	4d³5s(a ⁵P)5p	x ⁴P°	3/2

800	4079.73	0.99	695.25	4d⁴(a ⁵D)5s	a ⁶D	7/2	MCS75	DHL86
			25199.81	4d⁴(a ⁵D)5p	y ⁶F°	9/2

400	4100.92	0.76	391.99	4d⁴(a ⁵D)5s	a ⁶D	5/2	MCS75	DHL86
			24769.91	4d⁴(a ⁵D)5p	y ⁶F°	7/2

			13145.71	4d⁴(b ³F)5s	b ⁴F	9/2
			37523.53	4d⁴(c ³F)5p	u ⁴G°	9/2

300	4123.81	0.58	154.19	4d⁴(a ⁵D)5s	a ⁶D	3/2	MCS75	DHL86
			24396.80	4d⁴(a ⁵D)5p	y ⁶F°	5/2

300	4152.58	0.38	695.25	4d⁴(a ⁵D)5s	a ⁶D	7/2	MCS75	DHL86
			24769.91	4d⁴(a ⁵D)5p	y ⁶F°	7/2

300	4163.66	0.65	154.19	4d⁴(a ⁵D)5s	a ⁶D	3/2	MCS75	DHL86
			24164.79	4d⁴(a ⁵D)5p	y ⁶F°	3/2

250	4164.66	0.50	391.99	4d⁴(a ⁵D)5s	a ⁶D	5/2	MCS75	DHL86
			24396.80	4d⁴(a ⁵D)5p	y ⁶F°	5/2

200	4168.13	0.91	0.00	4d⁴(a ⁵D)5s	a ⁶D	1/2	MCS75	DHL86
			23984.87	4d⁴(a ⁵D)5p	y ⁶F°	1/2