中文摘要：

金纳米粒子是最稳定的金属纳米粒子之一，由于其具有优良的稳定性和光学性质，使其在许多领域有着广阔的应用前景。本文主要对金纳米粒子和表面修饰金纳米粒子的制备方法进行分析总结，指出各种方法的制备原理及特点。同时，阐述了金纳米粒子的一些特殊性能，如：表面吸收带效应、荧光效应、量子尺寸效应、单电子跃迁等。并对金纳米粒子的应用进行了展望。

英文摘要：

Gold nano-particle is one of most stabilizing metal nanoparticles, has been found many apphcations m many fields due to its surface properties such as good surface effect, optic effect, biology compatibility and so on. This review summarizes some methods of preparation of Gold nanoparticles and modified gold nanoparticles. The synthesis theory and characteristics of gold nanoparticles were introduced. At the same time, we indicated gold nanoparticles＇s special characteristics, such as Quantum Size Effect, Single-Electron Transition, the Surface Plasma Band and Fluorescence.