Economical and practicable all-wet processes have been developed to fabricate virtually pin- hole-free Pt and Ru nanofilms for attenuate-total-reflection (ATR) surface-enhanced IR absorption spec- troscopy (SEIRAS).

• 金属纳米薄膜的合理制备是衰减全反射表面增强红外光谱法(ATR-SEIRAS)成功应用的关键.