The acquired stm images exhibit that tryptophane can form a uniform adsorption layer at room temperature . two kinds of structures were observed : two - dimensional stripe structure and two - dimensional monoclinic lattice 实验发现，在室温下色氨酸分子可以在石墨表面形成均匀的吸附层，并形成二维条状结构和二维单斜晶格两种有序结构。
