Barium strontium titanate(BST) thin films are one kind of important ferroelectric thin films.(Ba,Sr)TiO_3 thin films with perovskite structure are fabricated by sol-gel processing.

• 钛酸锶钡(BST)薄膜是一类重要的铁电薄膜材料。采用溶胶-凝胶法制备了不同组分的具有钙钛矿结构的BST薄膜。