We present a scheme aiming at the field-free orientation of molecules with smaller permanent dipole moments under the framework of the half-cycle pulse (HCP) me
By constructing the fused-particle representation of the free boson gas, we propose a description of the exclusion statistics which allows us to connect the Bos
With the promotion of the new round of basic education curriculum reform,a people-centered and student-centered concept has been put more emphasis on. It stress
College students are precious talents of our society and country and they shoulder the hope of our country and nation. Ideological and political quality of coll