NiH2

Gas phase ion energetics data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: John E. Bartmess

Electron affinity determinations

EA (eV) Method Reference Comment
1.9340 ± 0.0080LPESMiller, Feigerle, et al., 1986 

Vibrational and/or electronic energy levels

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Marilyn E. Jacox

State:   ?
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 1600 T gas Miller, Feigerle, et al., 1986

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 1 Sym. stretch 2200 T gas PE Miller, Feigerle, et al., 1986
1 Sym. stretch 2007 Ar IR Li, Van Zee, et al., 1997
1 Sym. stretch 1985 Kr IR Li, Van Zee, et al., 1997
2 Bend 771 Ar IR Li, Van Zee, et al., 1997
b2 3 Asym. stretch 1969 Ar IR Li, Van Zee, et al., 1997
3 Asym. stretch 1947 Kr IR Li, Van Zee, et al., 1997

Additional references: Jacox, 1994, page 16; Jacox, 1998, page 127

Notes

TTentative assignment or approximate value
oEnergy separation between the v = 0 levels of the excited and electronic ground states.

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Miller, Feigerle, et al., 1986
Miller, A.E.S.; Feigerle, C.S.; Lineberger, W.C., Laser photoelectron spectrocopy of MnH2-, FeH2-, CoH2-, and NiH2-: Determination of the electron affinities for the metal dihydrides, J. Chem. Phys., 1986, 84, 4127. [all data]

Li, Van Zee, et al., 1997
Li, S.; Van Zee, R.J.; Weltner, W., Jr.; Cory, M.G.; Zerner, M.C., Magneto-infrared spectra of matrix-isolated NiH and NiH2 molecules and theoretical calculations of the lowest electronic states of NiH2, J. Chem. Phys., 1997, 106, 6, 2055, https://doi.org/10.1063/1.473342 . [all data]

Jacox, 1994
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]

Jacox, 1998
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules: supplement A, J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017 . [all data]

Notes

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