CdS-Ag₂S heterojunction

Lattice-matched charge separation

Lattice-matched heterojunction grown via ion-exchange epitaxy creates a high built-in electric field, achieving bulk charge separation efficiency three times that of the mismatched counterpart, markedly boosting photocatalytic degradation.

Yuan, Ziying · Cao, Yongyong · Meng, Yue · Pan, Guoxiang · Zheng, Yifan · Ni, Zheming · Xia, Shengjie

Journal of Hazardous Materials 2023

Specifications

体电荷分离效率
{'zh': '68.71', 'en': ''} %

Advantages

Built-in electric field value 103.42

Photodegradation efficiency towards norfloxacin 3.4 times higher than lattice-mismatched CdS-Ag₂S-M