散射 2015年01月18日 晚上 张芃 讲义 part II.pdf

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Part II Lowenergy 2body problem Peng Zhang 20150118 1 Notation In this note we consdier the relative motion of two spin0 atoms The Hamilto nian is given by m 1 with m the singleatom mass H p2 V 1 where p is the relative momentum operator and V is the atomatom interaction potential We denote kcid105 as the eigenstate of p with eigenvalue k ie kcid105 is the plane wave We further denote kcid105 as the scattering state with respect to the incident state kcid105 In many parts of this note we us......