title: [The potential energy function of the internal rotation for H2S2 molecule].
abstract: Using the perturbation theory without wave function, the analytical formula of the internal Rotation energies has been derived, and the potential energy function of internal rotation for H2S2 molecule has been determined using the published data for the torsional frequencies.
authors.affiliation: Chendu University of Science and Technology, 610065 Chengdu.
authors.forename: Z
authors.initials: Z
authors.lastname: Xu
authors.forename: Y
authors.initials: Y
authors.lastname: Gao