作者: Piotr Petelenz , Willem Siebrand , Marek Z. Zgierski
DOI: 10.1016/0009-2614(88)85004-8
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摘要: … spectrum of anthracene [ 6-81. However, anthracene is a non-polar crystal and its unit cell has a center of symmetry, so that eigenstates with a permanent dipole moment cannot occur. …