We investigate the chaotic dynamics of normal mode molecules from the classical point of view using the coupling Morse oscillators.New interesting phenomena of the fractured tori and the cross of tori on the poincar&#...We investigate the chaotic dynamics of normal mode molecules from the classical point of view using the coupling Morse oscillators.New interesting phenomena of the fractured tori and the cross of tori on the poincaré section,which go against our traditional understanding,are found and investigated.Also,we find that the phenomenon of tori cross is a siggature of the single bond's energy beyond the total vibrational energy.Finally,a method to improve this scarcity is proposed.展开更多
The multiphoton rotation-vibration energy absorption of diatomic molecules in infrared laser fields is analytically studied using the algebraic approach.The analytical expression of the rotation-vibration transition p...The multiphoton rotation-vibration energy absorption of diatomic molecules in infrared laser fields is analytically studied using the algebraic approach.The analytical expression of the rotation-vibration transition probability is given.The long-time average absorbed energy spectra and the average number of photons absorbed by the molecule are discussed.The results show that both molecular orientation and molecular anharmonicity are important factors in the rotation-vibration multiphoton absorption.展开更多
基金Supported by the National Natural Science Foundation of China under Grant Nos 91021009 and 10874102.
文摘We investigate the chaotic dynamics of normal mode molecules from the classical point of view using the coupling Morse oscillators.New interesting phenomena of the fractured tori and the cross of tori on the poincaré section,which go against our traditional understanding,are found and investigated.Also,we find that the phenomenon of tori cross is a siggature of the single bond's energy beyond the total vibrational energy.Finally,a method to improve this scarcity is proposed.
基金by the National Natural Science Foundation of China under Grant Nos 10874102 and 10947103the Foundation for Outstanding Young Scientist in Shandong Province(No 2008BS01017).
文摘The multiphoton rotation-vibration energy absorption of diatomic molecules in infrared laser fields is analytically studied using the algebraic approach.The analytical expression of the rotation-vibration transition probability is given.The long-time average absorbed energy spectra and the average number of photons absorbed by the molecule are discussed.The results show that both molecular orientation and molecular anharmonicity are important factors in the rotation-vibration multiphoton absorption.
