VO2具有在68℃左右低温半导体态-高温金属态(SMT)可逆相变的特性,在光电开关、光调制和存储方面有广泛的应用前景.本文总结了目前VO2相变理论研究中有代表性的成果.结合一般固态相变分类理论,微观上从VO2的晶胞结构、价带杂化、主宰方式等方面,宏观上从热力学函数等方面,综述了目前对VO2相变类型与机理分析的主流观点,综述结果对今后的研究工作具有一定的指导意义.
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