Morphologies of Au/Si-NPA fabricated on fresh and aged Si-NPA substrates, respectively, are very different due to the difference of quantities containing oxygen on the surface of fresh and aged Si-NPA.

• 分别在新鲜和老化的Si-NPA衬底上制备了Au/Si-NPA。 由于两组衬底表面的含氧量的不同，使得在这两种衬底上形成的Au/Si-NPA的表面形貌有所不同。