A global potential energy surface for <b>H</b><sub>2</sub><i>S</i><sup>+</sup><b><i>(X <sup>4</sup>A′′)</i></b> and quasi-classical trajectory study of the <b>S</b><sup>+</sup><b><i>(<sup>4</sup>S)</i></b> + <b>H</b><sub>2</sub><b><i>(X<sup>1</sup>Σ<sup>+</sup><sub>g</sub>)</i></b> reaction
Molecular physics