Normal coordinate in harmonic crystal obtained by virtue of the classical correspondence of the invariant eigen-operator
孟祥国, 范洪义, 王继锁
Normal coordinate in harmonic crystal obtained by virtue of the classical correspondence of the invariant eigen-operator
Meng Xiang-Guo(孟祥国), Fan Hong-Yi(范洪义), and Wang Ji-Suo(王继锁)
中国物理B . 2010, (7): 70303 -070303 .  DOI: 10.1088/1674-1056/19/7/070303