The classical trajectory method is employed to calculate the rate coefficient kr for the reaction H++He+He-HHe++He at the temperatures ranging 200-350 K, based on an ab initio potential energy surface. The results sho...The classical trajectory method is employed to calculate the rate coefficient kr for the reaction H++He+He-HHe++He at the temperatures ranging 200-350 K, based on an ab initio potential energy surface. The results show that kr is strongly dependent on the temperature, which can be well fitted by the function kr=ATDr-3 with A=4.192x10-31 cm6/s and the reaction dimension Dr=2.706. The product molecules HHe+ are found in high vibrational states.展开更多
文摘The classical trajectory method is employed to calculate the rate coefficient kr for the reaction H++He+He-HHe++He at the temperatures ranging 200-350 K, based on an ab initio potential energy surface. The results show that kr is strongly dependent on the temperature, which can be well fitted by the function kr=ATDr-3 with A=4.192x10-31 cm6/s and the reaction dimension Dr=2.706. The product molecules HHe+ are found in high vibrational states.