The preparation process with common copper salt, sodium sulfide and N, N-dialkyl dithio formate as material is one simple chemical reaction process.

• 该制备方法是以常见的铜盐、硫化钠及N，N-二烷基二硫代甲酸盐为原料，通过简便的化学反应剂可制得单分散硫化铜半导体纳米颗粒。