Sodium Alginate Micelle-Encapsulating Zinc Phthalocyanine Dye-Sensitized Photoelectrochemical Biosensor with CdS as the Photoelectric Material for Hg
本文构建了一种用于检测Hg2+的简单、选择性光电化学生物传感器,采用锌酞菁(ZnPc)染料敏化硫化镉(CdS),并以藻酸盐同时作为载体和粘结剂。首先,通过快速简便的电沉积法在电极表面原位修饰CdS,获得初始光电流信号。随后,将ZnPc负载到两亲性藻酸盐胶束中,并以藻酸盐为粘结剂涂覆于CdS膜表面;由于ZnPc对CdS的有利染料敏化效...