Lead nitrate was used as lead source, both thioacetamide and thiocarbamide as sulfur source and stabilizer, and PbS nanoparticles were prepared by using the sonochemistry method.

• 采用超声化学的方法，以硝酸铅为铅源，硫代乙酰胺和硫脲作为硫源和稳定剂，在超声作用下，制备了PbS纳米晶。