In:
Journal of Chemical Technology & Biotechnology, Wiley, Vol. 96, No. 7 ( 2021-07), p. 1854-1863
Kurzfassung:
Photocatalytic water treatment by using semiconductor material with low‐cost, along with green and environmental features, is the main candidate for the actual application of photocatalytic reactions. RESULTS The ternary CoO/g‐C 3 N 4 /Co 3 O 4 nanocomposite with p‐n‐p type heterojunction was fabricated through a one‐step solvothermal method follow‐up water washing process. The as‐prepared CoO/g‐C 3 N 4 /Co 3 O 4 nanocomposite photocatalyst exhibited high visible‐light photocatalytic efficiency (92% within 80 min) during the degradation of tetracycline (TC). The degradation rate constant of CoO/g‐C 3 N 4 /Co 3 O 4 nanocomposite is 0.025 min −1 , which is 8.3, 4.3 and 2.3 times higher than that of single CoO, g‐C 3 N 4 and binary CoO/g‐C 3 N 4 , respectively. CONCLUSION A series of characterization experiments further confirmed that the photocatalytic performance of the synthesized CoO/g‐C 3 N 4 /Co 3 O 4 composite materials was improved due to the following two points: (i) improved separation and migration ability of photo‐induced electron–hole pairs, and (ii) enhanced visible light absorption range. © 2021 Society of Chemical Industry (SCI).
Materialart:
Online-Ressource
ISSN:
0268-2575
,
1097-4660
Sprache:
Englisch
Verlag:
Wiley
Publikationsdatum:
2021
ZDB Id:
1479465-2