AlD4-

Vibrational and/or electronic energy levels

Vib. sym.	No.	Approximate type of mode	cm^-1		Med.	Method	References


e	2	Deformation	535	T	Ar	IR	Pullumbi, Bouteiller, et al., 1994
f₂	3	AlD stretch	1186.9		Ne	IR	Wang, Andrews, et al., 2003
	3	AlD stretch	1173.9		Ar	IR	Pullumbi, Bouteiller, et al., 1994
	3	AlD stretch	1182.5		o-D₂	IR	Andrews and Wang, 2004
	3	AlD stretch	1183.2		D₂	IR	Wang, Andrews, et al., 2003
	4	Deformation	566.6		Ar	IR	Pullumbi, Bouteiller, et al., 1994
	4	Deformation	567.7		o-D₂	IR	Andrews and Wang, 2004
	4	Deformation	568.2		D₂	IR	Wang, Andrews, et al., 2003 Andrews and Wang, 2004

Tentative assignment or approximate value

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Pullumbi, Bouteiller, et al., 1994
Pullumbi, P.; Bouteiller, Y.; Manceron, L., The vibrational spectrum of isolated AlH4-: An infrared matrix isolation and ab initio study, J. Chem. Phys., 1994, 101, 5, 3610, https://doi.org/10.1063/1.467546 . [all data]

Wang, Andrews, et al., 2003
Wang, X.; Andrews, L.; Tam, S.; DeRose, M.E.; Fajardo, M.E., Infrared Spectra of Aluminum Hydrides in Solid Hydrogen: Al, J. Am. Chem. Soc., 2003, 125, 30, 9218, https://doi.org/10.1021/ja0353560 . [all data]

Andrews and Wang, 2004
Andrews, L.; Wang, X., Infrared Spectra of Dialanes in Solid Hydrogen, J. Phys. Chem. A, 2004, 108, 19, 4202, https://doi.org/10.1021/jp037792e . [all data]

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Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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