The results indicated that certain shape nano-scale silver can be obtained by controlling the concentration of AgNO3 and PVP under the certain reaction temperature.

• 结果表明,AgNO3和PVP的浓度,AgNO3和PVP的比例以及反应温度对纳米银粒子有较大影响,反应温度控制在140℃至160℃之间,易于控制纳米银粒子的形貌。