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半冠醚配体在Au(111)电极表面上的有序阵列的原位STM研究

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摘要 利用电化学扫描隧道显微术(ECSTM)和循环伏安法,研究了三个半冠醚配体在Au(111)表面上的吸附结构.虽然配体分子的几何结构复杂、对称性较差,但在Au(111)电极表面,均形成了有序的阵列,这是分子-分子间相互作用与分子-基底间相互作用平衡的结果.高分辨率STM图像揭示了有序阵列中分子的内部结构、取向、排列方式等.该研究为通过过渡金属调控的纳米结构制备提供了实验依据.
出处 《中国科学(B辑)》 CSCD 北大核心 2004年第3期259-264,共6页 Science in China(Series B)
基金 国家自然科学基金资助项目(批准号:20025308&20177025) 基础研究国家重大项目(批准号:G2000077501) 中国科学院资助项目
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