Element: Neptunium
Transitions: All
Mass Number (A): 237
Sorted by Transition
Ele. A Trans. Theory (eV) Unc. (eV) Direct (eV) Unc. (eV) Blend Ref.
Np 237 KL1 96240.6 3.5 96232 34 64d
Np 237 KL2 97067.6 3.9 97068.4 3.0 10d
Np 237 KL3 101057.3 3.7 101056.3 3.0 10d
Np 237 KM1 112928.1 5.3
Np 237 KM2 113300.1 5.4 113307.3 4.0 10d
Np 237 KM3 114231.4 5.6 114243.3 3.0 10d
Np 237 KM4 114814.5 4.6
Np 237 KM5 115000.2 4.6 114989 39 64d
Np 237 KN1 117167.4 6.2
Np 237 KN2 117340.3 7.3 117332 35 64d
Np 237 KN3 117581.9 5.9 117569 35 64d
Np 237 KN4 117852.1 5.8
Np 237 KN5 117897.6 5.9
Np 237 K edge 118674.2 3.8 118688.7 6.8 63,64d
Np 237 L1M1 16687.5 3.3 16683 20 64d
Np 237 L1M2 17059.5 3.4 17060.77 0.69 1d
Np 237 L1M3 17990.8 3.6 17989.3 3.5 1d
Np 237 L1M4 18573.9 2.7
Np 237 L1M5 18759.6 2.6 18757 27 64d
Np 237 L1N1 20926.8 4.2 20922 21 64d
Np 237 L1N2 21099.7 5.3 21104 16 1,64d
Np 237 L1N3 21341.2 3.9 21338 16 1,64d
Np 237 L1N4 21611.4 3.9
Np 237 L1N5 21657.0 3.9
Np 237 L1N6 22012.0 3.6
Np 237 L1N7 22022.7 3.1
Np 237 L1 edge 22433.6 1.8 22437.5 9.5 64, 79d
Np 237 L2M1 15860.5 2.6 15864 21 64d
Np 237 L2M2 16232.6 2.4 16242 21 64d
Np 237 L2M3 17163.8 2.6 17168 21 64d
Np 237 L2M4 17746.9 1.6 17750.36 0.34 1d
Np 237 L2M5 17932.7 1.6 17938 28 64d
Np 237 L2N1 20099.9 3.2 20107 19 1,64d
Np 237 L2N2 20272.7 4.3 20281 21 64d
Np 237 L2N3 20514.3 2.9 20518 21 64d
Np 237 L2N4 20784.5 2.8 20785.04 0.46 1d
Np 237 L2N5 20830.0 2.9
Np 237 L2N6 21185.0 2.6
Np 237 L2N7 21195.7 2.0
Np 237 L2 edge 21606.62 0.79 21615.0 9.9 64, 79d
Np 237 L3M1 11870.8 2.1 11885.6 9.1 1,64d
Np 237 L3M2 12242.9 2.1 12247 22 64d
Np 237 L3M3 13174.1 2.3 13173 21 64d
Np 237 L3M4 13757.2 1.4 13759.84 0.20 1d
Np 237 L3M5 13943.0 1.3 13944.26 0.21 1d
Np 237 L3N1 16110.2 3.0 16113 18 1,64d
Np 237 L3N2 16283.0 4.0 16286 22 64d
Np 237 L3N3 16524.6 2.6 16523 22 64d
Np 237 L3N4 16794.8 2.6
Np 237 L3N5 16840.3 2.6 16840.16 0.30 1d
Np 237 L3N6 17195.3 2.3
Np 237 L3N7 17206.1 1.7
Np 237 L3 edge 17616.94 0.50 17608.04 0.50 64,79,80d