采用滴涂法制备石墨烯(GR)修饰的玻碳电极(GCE),通过电化学富集Bi沉积在GR表面,得到GR/Bi-GCE修饰电极。用方波溶出伏安法研究了Cd2+和Pb2+在GR/Bi-GCE上的电化学行为。在0.1 mol/L p H 4.5的醋酸缓冲溶液中,在!1.1 V富集0.5 mg/L Bi(NO...
financially supported by program for New Century ExcellentTalents in University(NCET-08-0191);Natural Science Fund of Anhui Education Department(KJ2012B059)~~