The preparation of nano porous tungsten oxide films has been reported using a sol-gel process with the starting tungsten powders together with the dip coating method.

• 以金属W粉为无机原料 ；采用溶胶 -凝胶技术 ；结合浸渍镀膜方法 ；制备出纳米多孔WO3薄膜 ；研究了热处理对薄膜性能的影响 .