Yttrium (Y)
![](../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)
![Yttrium Atomic Data Yttrium Atomic Data](../Images/general_Y.gif)
![Yttrium Strong Lines Yttrium Strong Lines](../Images/strong_Y.gif)
![Yttrium Neutral Atom Persistent Lines Yttrium Neutral Atom Persistent Lines](../Images/persistent_Y.gif)
![Yttrium Neutral Atom Energy Levels Yttrium Neutral Atom Energy Levels](../Images/energy_B.gif)
![Yttrium Singly Ionized Persistent Lines Yttrium Singly Ionized Persistent Lines](../Images/persistent_O.gif)
![Yttrium Singly Ionized Energy Levels Yttrium Singly Ionized Energy Levels](../Images/energy_O.gif)
Energy Levels of Neutral Yttrium ( Y I )
Configuration Term J Level(cm-1) Ref.
4d5s2 2D 3/2 0.000 P77
5/2 530.351 P77
5s25p 2P° 1/2 10529.169 P77
3/2 11359.757 P77
4d2(3F)5s 4F 3/2 10937.390 P77
5/2 11078.614 P77
7/2 11277.928 P77
9/2 11532.096 P77
4d(3D)5s5p 4F° 3/2 14948.994 P77
5/2 15245.803 P77
7/2 15712.522 P77
9/2 16234.382 P77
4d2(3P)5s 4P 1/2 15221.633 P77
3/2 15328.865 P77
5/2 15476.533 P77
4d2(3F)5s 2F 5/2 15326.741 P77
7/2 15864.481 P77
4d2(1D)5s 2D 3/2 15994.045 P77
5/2 16158.865 P77
4d(3D)5s5p 2D° 5/2 16066.064 P77
3/2 16146.138 P77
4d(3D)5s5p 4D° 1/2 16435.907 P77
3/2 16597.304 P77
5/2 16816.641 P77
7/2 17116.156 P77
4d2(1G)5s 2G 9/2 18499.315 P77
7/2 18512.402 P77
4d(3D)5s5p 4P° 1/2 18976.366 P77
3/2 19027.593 P77
5/2 19147.983 P77
4d(1D)5s5p 2D° 3/2 24131.250 P77
5/2 24746.573 P77
4d(3D)5s5p 2F° 5/2 24518.751 P77
7/2 24899.632 P77
------------------------------------------------
Y II (1S0) Limit 50145.6 GRTE73,JS00
![](../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)
![Yttrium Atomic Data Yttrium Atomic Data](../Images/general_Y.gif)
![Yttrium Strong Lines Yttrium Strong Lines](../Images/strong_Y.gif)
![Yttrium Neutral Atom Persistent Lines Yttrium Neutral Atom Persistent Lines](../Images/persistent_Y.gif)
![Yttrium Neutral Atom Energy Levels Yttrium Neutral Atom Energy Levels](../Images/energy_B.gif)
![Yttrium Singly Ionized Persistent Lines Yttrium Singly Ionized Persistent Lines](../Images/persistent_O.gif)
![Yttrium Singly Ionized Energy Levels Yttrium Singly Ionized Energy Levels](../Images/energy_O.gif)