✦ LIBER ✦

Ab initio quantum mechanical calculations of energy, geometry, vibrational frequencies and IR intensities of tetraphosphorus tetrasulphide, α-P4S4(D2d), and vibrational analysis of As4S4 and As4Se4

✍ Scribed by Martin Ystenes; Frank Menzel; Wolfgang Brockner

No coin nor oath required. For personal study only.

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