“Van Vleck paramagnetism”的概念、定义、翻译、参考文献-科学参考

单词	Van Vleck paramagnetism
释义	Van Vleck paramagnetism [van `vlek ¦par·ǝ`mag·nǝ´tiz·ǝm] ^{QUANTUM MECHANICS} The paramagnetism of a collection of atoms, ions, or molecules, as computed by quantum theory; the atoms, ions, or molecules in a magnetic field are distributed among the various allowed energy levels according to a Boltzmann distribution, and the magnetization of the system is computed by finding the average component of angular momentum parallel to the field.
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