Rhodamine B Photocatalytic Degradation using CuO Particles under UV Light Irradiation for Applications in Industrial and Medical Fields
Author(s) -
Nur Izzah Iwanina Zamri,
Siti Lailatul N. Zulmajdi,
Eny Kusrini,
Karina Ayuningtyas,
Hartini M. Yasin,
Anwar Usman
Publication year - 2020
Publication title -
evergreen
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.378
H-Index - 11
eISSN - 2432-5953
pISSN - 2189-0420
DOI - 10.5109/4055233
Subject(s) - rhodamine b , photocatalysis , degradation (telecommunications) , irradiation , photochemistry , rhodamine , materials science , visible spectrum , chemical engineering , chemistry , optoelectronics , optics , catalysis , fluorescence , computer science , physics , organic chemistry , telecommunications , nuclear physics , engineering
In this paper, the kinetics of photoinduced degradation of rhodamine B (RhB) in aqueous solution utilizing synthesized copper oxide (CuO) particles as catalyst has been studied by measuring the absorbance of the dyes at various time intervals. The CuO particles were fabricated using sol-gel method, and calcined at different temperatures in the range from 450 to 750 °C. The crystallinity of the CuO particles was confirmed using powder X-ray diffraction. The highest RhB degradation efficiency was only 10.9% by the CuO550 upon UV irradiation in 30 min, proving that CuO particles, regardless of their calcination temperature, showed poor photodegradation activity.
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