For VO2, phase transition is brought about by ambient temperature changes;VO2 can therefore be used as the coating film material of intelligent windows, which results in energy savings.

• 依此特性，VO2可作为智慧窗玻璃的涂层材料，随著周遭环境温度变化而自动调节红外光进出量，藉此达到省电节能之目的。