Assignment of terahertz vibrational modes of L-glutamine using density functional theory within generalized-gradient approximation<xref ref-type="fn" rid="cpb142875fn1">*</xref>

Assignment of terahertz vibrational modes of L-glutamine using density functional theory within generalized-gradient approximation*

Zhang Han^a), Zhang Zhao-Hui^a), Zhao Xiao-Yan†^a), Zhang Tian-Yao^a), Yan Fang^a), Shen Jiang^b)

Calculated displacement vectors for the three most intense modes of the WC functional. The 1.44 THz mode (a) is a top view of the unit cell in Fig. 4(a) ; the 2.11 THz (b), and 2.47 THz modes (c) are viewed perpendicular to the paper.