NIST Atomic Spectra Database Ionization Energies Data
Fm (all spectra) |
Example of how to reference these results:
Kramida, A., Ralchenko, Yu., Reader, J., and NIST ASD Team (2023). NIST Atomic Spectra Database (ver. 5.11), [Online]. Available: https://physics.nist.gov/asd [2024, March 28]. National Institute of Standards and Technology, Gaithersburg, MD. DOI: https://doi.org/10.18434/T4W30F
BibTex Citation (new window)
|
At. Num. | El. name | Isoel. Seq. | Ground Shells a | Ground Level | Ionization Energy (eV) |
Uncertainty (eV) |
References |
---|---|---|---|---|---|---|---|
100 | Fermium | Fm | [Rn]5f127s2 | 3H6 | [6.50] | 0.07 | L16359 |
100 | Fermium | Es | [Rn]5f127s | 4H13/2 | [12.4] | 0.4 | L13741c99 |
100 | Fermium | Cf | [Rn]5f12 | 3H6 | [23.2] | 0.4 | L13741c99 |
100 | Fermium | Bk | [Rn]5f11 | 4I°15/2 | [39.3] | 0.4 | L13741c99 |
100 | Fermium | Cm | [Rn]5f10 | 5I8 | (55.0) | 1.9 | L8672c99 |
100 | Fermium | Am | [Rn]5f9 | 6H°15/2 | (74.0) | 2.0 | L8672c99 |
100 | Fermium | Pu | [Rn]5f8 | 7F6 | (93.0) | 2.0 | L8672c99 |
100 | Fermium | Np | [Rn]5f7 | 8S°7/2 | (120.0) | 2.1 | L8672c99 |
100 | Fermium | U | [Rn]5f6 | 7F0 | (136.0) | 2.2 | L8672c99 |
100 | Fermium | Pa | [Rn]5f5 | 6H°5/2 | (162.0) | 2.2 | L8672c99 |
100 | Fermium | Th | [Rn]5f4 | 5I4 | (185) | 9 | L582 |
100 | Fermium | Ac | [Hg]5f76p2 | ° | (209) | 10 | L582 |
100 | Fermium | Ra | [Hg]5f66p2 | (237) | 12 | L582 | |
100 | Fermium | Fr | [Hg]5f56p2 | ° | (257) | 12 | L582 |
100 | Fermium | Rn | [Hg]5f56p | (276) | 14 | L582 | |
100 | Fermium | At | [Hg]5f5 | ° | (300) | 15 | L582 |
100 | Fermium | Po | [Hg]5f4 | (326) | 16 | L582 | |
100 | Fermium | Bi | [Hg]5f3 | ° | (351) | 17 | L582 |
100 | Fermium | Pb | [Hg]5f2 | (377) | 19 | L582 | |
100 | Fermium | Tl | [Hg]5f | 2F°5/2 | (402) | 20 | L582 |
100 | Fermium | Hg | [Xe]4f145d106s2 | 1S0 | (430) | 4 | L8672c99 |
100 | Fermium | Au | [Xe]4f145d106s | 2S1/2 | (453) | 4 | L8672c99 |
100 | Fermium | Pt | [Xe]4f145d10 | 1S0 | (616) | 4 | L8672c99 |
100 | Fermium | Ir | [Xe]4f145d9 | 2D5/2 | (647) | 4 | L8672c99 |
100 | Fermium | Os | [Xe]4f145d8 | 3F4 | (680) | 4 | L8672c99 |
100 | Fermium | Re | [Xe]4f145d7 | 4F9/2 | (716) | 4 | L8672c99 |
100 | Fermium | W | [Xe]4f145d6 | 5D4 | (749) | 4 | L8672c99 |
100 | Fermium | Ta | [Xe]4f145d5 | 6S5/2 | (782) | 4 | L8672c99 |
100 | Fermium | Hf | [Xe]4f145d4 | 5D0 | (837) | 4 | L8672c99 |
100 | Fermium | Lu | [Xe]4f145d3 | 4F3/2 | (871) | 4 | L8672c99 |
100 | Fermium | Yb | [Xe]4f145d2 | 3F2 | (909) | 4 | L8672c99 |
100 | Fermium | Tm | [Xe]4f145d | 2D3/2 | (944) | 4 | L8672c99 |
100 | Fermium | Er | [Xe]4f14 | 1S0 | (1 110) | 50 | L582 |
100 | Fermium | Ho | [Cd]4f145p5 | 2P°3/2 | (1 150) | 60 | L582 |
100 | Fermium | Dy | [Cd]4f145p4 | 3P2 | (1 190) | 60 | L582 |
100 | Fermium | Tb | [Cd]4f145p3 | 2P°3/2 | (1 230) | 60 | L582 |
100 | Fermium | Gd | [Cd]4f145p2 | 3P0 | (1 370) | 70 | L582 |
100 | Fermium | Eu | [Cd]4f145p | 2P°1/2 | (1 420) | 70 | L582 |
100 | Fermium | Sm | [Cd]4f14 | 1S0 | (1 550) | 80 | L582 |
100 | Fermium | Pm | [Kr]4d104f145s | 2S1/2 | (1 600) | 80 | L582 |
100 | Fermium | Nd | [Kr]4d104f14 | 1S0 | (1 770) | 90 | L582 |
100 | Fermium | Pr | [Kr]4d104f13 | 2F°7/2 | (1 850) | 90 | L582 |
100 | Fermium | Ce | [Kr]4d104f12 | (1 940) | 100 | L582 | |
100 | Fermium | La | [Kr]4d104f11 | 4I°15/2 | (2 030) | 100 | L582 |
100 | Fermium | Ba | [Kr]4d104f10 | 5I8 | (2 120) | 110 | L582 |
100 | Fermium | Cs | [Kr]4d104f9 | 6H°15/2 | (2 210) | 110 | L582 |
100 | Fermium | Xe | [Kr]4d104f8 | 7F6 | (2 300) | 120 | L582 |
100 | Fermium | I | [Kr]4d104f7 | 8S°7/2 | (2 390) | 120 | L582 |
100 | Fermium | Te | [Kr]4d104f6 | 7F0 | (2 490) | 120 | L582 |
100 | Fermium | Sb | [Kr]4d104f5 | 6H°5/2 | (2 590) | 120 | L582 |
100 | Fermium | Sn | [Kr]4d104f4 | 5I4 | (2 680) | 140 | L582 |
100 | Fermium | In | [Kr]4d104f3 | 4I°9/2 | (2 760) | 140 | L582 |
100 | Fermium | Cd | [Kr]4d104f2 | 3H4 | (2 850) | 150 | L582 |
100 | Fermium | Ag | [Kr]4d104f | 2F°5/2 | (2 950) | 150 | L582 |
100 | Fermium | Pd | [Kr]4d10 | 1S0 | (3 403) | 5 | L8672c99 |
100 | Fermium | Rh | [Kr]4d9 | 2D5/2 | (3 480) | 5 | L8672c99 |
100 | Fermium | Ru | [Kr]4d8 | 3F4 | (3 561) | 5 | L8672c99 |
100 | Fermium | Tc | [Kr]4d7 | 4F9/2 | (3 647) | 6 | L8672c99 |
100 | Fermium | Mo | [Kr]4d6 | 5D4 | (3 730) | 6 | L8672c99 |
100 | Fermium | Nb | [Kr]4d5 | 5/2 | (3 810) | 7 | L8672c99 |
100 | Fermium | Zr | [Kr]4d4 | 5D0 | (3 986) | 10 | L8672c99 |
100 | Fermium | Y | [Kr]4d3 | 4F3/2 | (4 070) | 12 | L8672c99 |
100 | Fermium | Sr | [Kr]4d2 | 3F2 | (4 160) | 15 | L8672c99 |
100 | Fermium | Rb | [Kr]4d | 2D3/2 | (4 245) | 19 | L8672c99 |
100 | Fermium | Kr | [Ar]3d104s24p6 | 1S0 | (4 586) | 24 | L8672c99 |
100 | Fermium | Br | [Ar]3d104s24p5 | 2P°3/2 | (4 670) | 30 | L8672c99 |
100 | Fermium | Se | [Ar]3d104s24p4 | 3P2 | (4 760) | 40 | L8672c99 |
100 | Fermium | As | [Ar]3d104s24p3 | °3/2 | (4 840) | 40 | L8672c99 |
100 | Fermium | Ge | [Ar]3d104s24p2 | 3P0 | (5 420) | 50 | L8672c99 |
100 | Fermium | Ga | [Ar]3d104s24p | 2P°1/2 | (5 510) | 50 | L8672c99 |
100 | Fermium | Zn | [Ar]3d104s2 | 1S0 | (5 760) | 60 | L8672c99 |
100 | Fermium | Cu | [Ar]3d104s | 2S1/2 | (5 860) | 60 | L8672c99 |
100 | Fermium | Ni | [Ar]3d10 | 1S0 | (9 200) | 70 | L8672c99 |
100 | Fermium | Co | [Ar]3d9 | 2D5/2 | (9 370) | 90 | L8672c99 |
100 | Fermium | Fe | [Ar]3d8 | 3F4 | (9 570) | 90 | L8672c99 |
100 | Fermium | Mn | [Ar]3d7 | 4F9/2 | (9 770) | 100 | L8672c99 |
100 | Fermium | Cr | [Ar]3d6 | 4 | (9 970) | 110 | L8672c99 |
100 | Fermium | V | [Ar]3d5 | 5/2 | (10 160) | 120 | L8672c99 |
100 | Fermium | Ti | [Ar]3d4 | 5D0 | (10 660) | 120 | L8672c99 |
100 | Fermium | Sc | [Ar]3d3 | 4F3/2 | (10 860) | 140 | L8672c99 |
100 | Fermium | Ca | [Ar]3d2 | 3F2 | (11 080) | 150 | L8672c99 |
100 | Fermium | K | [Ar]3d | 2D3/2 | (11 280) | 160 | L8672c99 |
100 | Fermium | Ar | [Ne]3s23p6 | 1S0 | (11 850) | 170 | L8672c99 |
100 | Fermium | Cl | [Ne]3s23p5 | 2P°3/2 | (12 020) | 190 | L8672c99 |
100 | Fermium | S | [Ne]3s23p4 | 3P2 | (12 220) | 200 | L8672c99 |
100 | Fermium | P | [Ne]3s23p3 | 2P°3/2 | (12 390) | 220 | L8672c99 |
100 | Fermium | Si | [Ne]3s23p2 | 3P0 | (14 180) | 240 | L8672c99 |
100 | Fermium | Al | [Ne]3s23p | 2P°1/2 | (14 400) | 250 | L8672c99 |
100 | Fermium | Mg | [Ne]3s2 | 1S0 | (14 800) | 300 | L8672c99 |
100 | Fermium | Na | [Ne]3s | 2S1/2 | (15 000) | 300 | L8672c99 |
100 | Fermium | Ne | 1s22s22p6 | 1S0 | (30 300) | 300 | L8672c99 |
100 | Fermium | F | 1s22s22p5 | 2P°3/2 | (30 800) | 300 | L8672c99 |
100 | Fermium | O | 1s22s22p4 | 3P2 | (31 300) | 400 | L8672c99 |
100 | Fermium | N | 1s22s22p3 | (0,3/2)°3/2 | (31 800) | 400 | L8672c99 |
100 | Fermium | C | 1s22s22p2 | 3P0 | (38 400) | 400 | L8672c99 |
100 | Fermium | B | 1s22s22p | 2P°1/2 | (39 100) | 400 | L8672c99 |
100 | Fermium | Be | 1s22s2 | 1S0 | (40 000) | 400 | L8672c99 |
100 | Fermium | Li | 1s22s | 2S1/2 | (40 482.2) | 1.1 | L16264c99 |
100 | Fermium | He | 1s2 | 1S0 | (158 171) | 6 | L12128 |
100 | Fermium | H | 1s | 2S1/2 | (160 808) | 6 | L19200 |
If you did not find the data you need, please inform the ASD Team.