Enhancement in photocatalytic degradation of methylene blue by LaFeO3-GO integrated photocatalyst-adsorbents under visible light irradiation

Perovskite LaFeO3 photocatalyst prepared by using sol-gel glucose method was assembled on graphene oxide sheets to produce integrated photocatalyst-adsorbents (IPCA) and investigated as photocatalyst for the degradation of methylene blue under visible light irradiation. The prepared photocatalyst wa...

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Main Authors: Mutalib, M. A., Aziz, F., Jamaludin, N. A., Yahya, N., Ismail, A., Mohamed, Mohamad Azuwa, Yusop, M., Salleh, W. N. W., Jaafar, J., Yusof, N.
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Published: Springer New York LLC 2018
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author Mutalib, M. A.
Aziz, F.
Jamaludin, N. A.
Yahya, N.
Ismail, A.
Mohamed, Mohamad Azuwa
Yusop, M.
Salleh, W. N. W.
Jaafar, J.
Yusof, N.
author_facet Mutalib, M. A.
Aziz, F.
Jamaludin, N. A.
Yahya, N.
Ismail, A.
Mohamed, Mohamad Azuwa
Yusop, M.
Salleh, W. N. W.
Jaafar, J.
Yusof, N.
author_sort Mutalib, M. A.
collection ePrints
description Perovskite LaFeO3 photocatalyst prepared by using sol-gel glucose method was assembled on graphene oxide sheets to produce integrated photocatalyst-adsorbents (IPCA) and investigated as photocatalyst for the degradation of methylene blue under visible light irradiation. The prepared photocatalyst was characterized by FTIR, XRD, FESEM, BET specific surface area measurement, TEM/HRTEM and UV-Vis spectroscopy analysis. The FTIR, FESEM and TEM analysis has suggested that the photocatalyst LaFeO3 has been successfully embedded at the surface of the graphene oxide (GO) sheets due to a strong interaction between the photocatalyst and the adsorbents matrix. Methylene blue degradation shows that IPCA possesses higher photodegradation kinetics compared to bare LaFeO3 photocatalyst. The resultant photocatalyst also possesses magnetic properties which can overcome the difficulty in recollecting and removal of photocatalyst suspension in water after photocatalytic treatment.
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spelling utm.eprints-863202020-08-31T13:57:45Z http://eprints.utm.my/86320/ Enhancement in photocatalytic degradation of methylene blue by LaFeO3-GO integrated photocatalyst-adsorbents under visible light irradiation Mutalib, M. A. Aziz, F. Jamaludin, N. A. Yahya, N. Ismail, A. Mohamed, Mohamad Azuwa Yusop, M. Salleh, W. N. W. Jaafar, J. Yusof, N. TP Chemical technology Perovskite LaFeO3 photocatalyst prepared by using sol-gel glucose method was assembled on graphene oxide sheets to produce integrated photocatalyst-adsorbents (IPCA) and investigated as photocatalyst for the degradation of methylene blue under visible light irradiation. The prepared photocatalyst was characterized by FTIR, XRD, FESEM, BET specific surface area measurement, TEM/HRTEM and UV-Vis spectroscopy analysis. The FTIR, FESEM and TEM analysis has suggested that the photocatalyst LaFeO3 has been successfully embedded at the surface of the graphene oxide (GO) sheets due to a strong interaction between the photocatalyst and the adsorbents matrix. Methylene blue degradation shows that IPCA possesses higher photodegradation kinetics compared to bare LaFeO3 photocatalyst. The resultant photocatalyst also possesses magnetic properties which can overcome the difficulty in recollecting and removal of photocatalyst suspension in water after photocatalytic treatment. Springer New York LLC 2018-02 Article PeerReviewed Mutalib, M. A. and Aziz, F. and Jamaludin, N. A. and Yahya, N. and Ismail, A. and Mohamed, Mohamad Azuwa and Yusop, M. and Salleh, W. N. W. and Jaafar, J. and Yusof, N. (2018) Enhancement in photocatalytic degradation of methylene blue by LaFeO3-GO integrated photocatalyst-adsorbents under visible light irradiation. Korean Journal of Chemical Engineering, 35 (2). pp. 548-556. ISSN 0256-1115 http://dx.doi.org/10.1007/s11814-017-0281-0
spellingShingle TP Chemical technology
Mutalib, M. A.
Aziz, F.
Jamaludin, N. A.
Yahya, N.
Ismail, A.
Mohamed, Mohamad Azuwa
Yusop, M.
Salleh, W. N. W.
Jaafar, J.
Yusof, N.
Enhancement in photocatalytic degradation of methylene blue by LaFeO3-GO integrated photocatalyst-adsorbents under visible light irradiation
title Enhancement in photocatalytic degradation of methylene blue by LaFeO3-GO integrated photocatalyst-adsorbents under visible light irradiation
title_full Enhancement in photocatalytic degradation of methylene blue by LaFeO3-GO integrated photocatalyst-adsorbents under visible light irradiation
title_fullStr Enhancement in photocatalytic degradation of methylene blue by LaFeO3-GO integrated photocatalyst-adsorbents under visible light irradiation
title_full_unstemmed Enhancement in photocatalytic degradation of methylene blue by LaFeO3-GO integrated photocatalyst-adsorbents under visible light irradiation
title_short Enhancement in photocatalytic degradation of methylene blue by LaFeO3-GO integrated photocatalyst-adsorbents under visible light irradiation
title_sort enhancement in photocatalytic degradation of methylene blue by lafeo3 go integrated photocatalyst adsorbents under visible light irradiation
topic TP Chemical technology
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