Einsteinium (Es)
![](../Images/spacer.gif)
![](../Images/otherelements.gif)
![](../Images/spacer.gif)
![](../Images/neutralatom.gif)
![](../Images/singlyionized.gif)
![Homepage - Introduction Homepage - Introduction](../Images/mainPage.jpg)
![Finding list Finding list](../Images/findinglist.gif)
![Select element by name. Select element by name.](../Images/element_name_G.gif)
![Select element by atomic number. Select element by atomic number.](../Images/atomic_number_G.gif)
![Select element from periodic table Select element from periodic table](../Images/periodic_table_G.gif)
![](../Images/spacer.gif)
![Einsteinium Atomic Data Einsteinium Atomic Data](../Images/general_Y.gif)
![Einsteinium Strong Lines Einsteinium Strong Lines](../Images/strong_Y.gif)
![Einsteinium Neutral Atom Persistent Lines Einsteinium Neutral Atom Persistent Lines](../Images/persistent_Y.gif)
![Einsteinium Neutral Atom Energy Levels Einsteinium Neutral Atom Energy Levels](../Images/energy_Y.gif)
![Einsteinium Singly Ionized Persistent Lines Einsteinium Singly Ionized Persistent Lines](../Images/persistent_O.gif)
![Einsteinium Singly Ionized Energy Levels Einsteinium Singly Ionized Energy Levels](../Images/energy_B.gif)
Energy Levels of Singly Ionized Einsteinium ( Es II )
Configuration Term J Level(cm-1) Ref.
5f11(4I°15/2)7s (15/2,1/2)° 8 0.00 BW92b
7 938.65 BW92b
5f11(4F°9/2)7s (9/2,1/2)° 5 7588.09 BW92b
4 8123.26 BW92b
5f11(2H°11/2)7s (11/2,1/2)° 6 9085.30 BW92b
5 9580.22 BW92b
5f11(4I°13/2)7s (13/2,1/2)° 7 11335.68 BW92b
6 11764.95 BW92b
5f117p (15/2,1/2) 7 27751.11 BW92b
8 28178.81 BW92b
5f11(2H°11/2)7p (11/2,1/2) 6 36450.29 BW92b
5 36803.23 BW92b
5f106d7s 7 36807.72 BW92b
5f11(4I°15/2)7p (15/2,3/2) 9 36907.83 BW92b
------------------------------------------------
Es III (4I°15/2) Limit [97000] CNWM70
![](../Images/spacer.gif)
![](../Images/otherelements.gif)
![](../Images/spacer.gif)
![](../Images/neutralatom.gif)
![](../Images/singlyionized.gif)
![Homepage - Introduction Homepage - Introduction](../Images/mainPage.jpg)
![Finding list Finding list](../Images/findinglist.gif)
![Select element by name. Select element by name.](../Images/element_name_G.gif)
![Select element by atomic number. Select element by atomic number.](../Images/atomic_number_G.gif)
![Select element from periodic table Select element from periodic table](../Images/periodic_table_G.gif)
![](../Images/spacer.gif)
![Einsteinium Atomic Data Einsteinium Atomic Data](../Images/general_Y.gif)
![Einsteinium Strong Lines Einsteinium Strong Lines](../Images/strong_Y.gif)
![Einsteinium Neutral Atom Persistent Lines Einsteinium Neutral Atom Persistent Lines](../Images/persistent_Y.gif)
![Einsteinium Neutral Atom Energy Levels Einsteinium Neutral Atom Energy Levels](../Images/energy_Y.gif)
![Einsteinium Singly Ionized Persistent Lines Einsteinium Singly Ionized Persistent Lines](../Images/persistent_O.gif)
![Einsteinium Singly Ionized Energy Levels Einsteinium Singly Ionized Energy Levels](../Images/energy_B.gif)