Rio, Carolina2015-08-312015-08-312007-09AUT: CRI01087;http://hdl.handle.net/10400.1/6710The corrected DMBE IV potential, here named DMBE IV-C, accurately reproduces the vibrational levels (errors < 0.01 cm-1) and rotational constants, while keeping constant the remaining features of this PES that should control the reaction dynamics.The hydroxyl radical, HO2, is the intermediate of the H + O2  O + OH reaction of overwhelming importance in atmospheric and reaction chemistry. As a consequence we can found many studies of the potential energy surface of the X 2A'' HO2 ground state.engconference object