Abstract: The ultrathin multilayer films were built-up b y self-assemble of oppositely charged polyelectrolytes in aqueous solution.Its structure can be designed at molecular scale.

• 文摘:相反电荷的聚电解质在溶液中通过静电相互作用自组装形成超薄多层膜，这种膜的结构可实现分子水平上的控制。