Supported by the National Natural Science Foundation of China under Grants Nos 10375023 and 10575035, the Programme for NCET (No 04-0784), the Key Project of the Ministry of Education of China (No 205110), and the National Basic Research Programme of China under Grant No 2003CB71630.
We study the energy level shifts of an accelerated multilevel atom in dipole coupling to the derivative of a quantum massless scalar field and separately calculate the contributions of vacuum fluctuations and radiatio...