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Binary Ni2P/Ti3C2 multilayer cocatalyst anchored TiO2 nanocomposite with etchant/oxidation grown TiO2 NPs for enhancing photocatalytic H2 production

Ternary nickel phosphide (Ni2P) and titanium carbide (Ti2C2) MXene supported titanium dioxide nanoparticles (TiO2 NPs) to construct a Ni2P/TiO2 NPs/Ti3C2 MXene hybrid composite for stimulating photocatalytic hydrogen production has been investigated. The performance comparison of two-dimensional (2D...

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Main Author: Muhammad Tahir, Muhammad Tahir
Format: Article
Published: American Chemical Society 2021
Subjects:
TP Chemical technology
Online Access:http://eprints.utm.my/id/eprint/97393/
http://dx.doi.org/10.1021/acs.energyfuels.1c01340
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spelling my.utm.973932022-10-10T04:56:52Z http://eprints.utm.my/id/eprint/97393/ Binary Ni2P/Ti3C2 multilayer cocatalyst anchored TiO2 nanocomposite with etchant/oxidation grown TiO2 NPs for enhancing photocatalytic H2 production Muhammad Tahir, Muhammad Tahir TP Chemical technology Ternary nickel phosphide (Ni2P) and titanium carbide (Ti2C2) MXene supported titanium dioxide nanoparticles (TiO2 NPs) to construct a Ni2P/TiO2 NPs/Ti3C2 MXene hybrid composite for stimulating photocatalytic hydrogen production has been investigated. The performance comparison of two-dimensional (2D) Ti3C2 MXene multilayers with in situ grown TiO2 NPs synthesized through etching and atmospheric calcination methods was conducted and promising separation of charge carriers was observed. TiO2 NPs embedded over 2D Ti3C2, synthesized through both methods, were found to have promise in promoting photoactivity, whereas 2.89 times more H2 yield was attained with TiO2 NPs embedded through the oxidation (ox) approach. Using the Ni2P/TiO2/Ti3C2-ox heterostructure, a rate of 9425 ppm g-1 h-1 of H2 was reached, 2.77, 4.81, and 8.28 times more than those using Ni2P/TiO2, TiO2/Ti3C2 and TiO2 samples, respectively. This obviously augmented H2 production rate can be ascribed to a binary cocatalyst with efficient charge carrier separation, higher light absorption, and more attachment of water molecules. Among different alcohols, glycerol was a promising reagent to yield more hydrogen in addition to having higher photostability in consecutive cycles. This study provides a new approach to construct a ternary nanocomposite with proficient charge carrier separation and would be beneficial for other energy applications. American Chemical Society 2021 Article PeerReviewed Muhammad Tahir, Muhammad Tahir (2021) Binary Ni2P/Ti3C2 multilayer cocatalyst anchored TiO2 nanocomposite with etchant/oxidation grown TiO2 NPs for enhancing photocatalytic H2 production. Energy and Fuels, 35 (17). pp. 14197-14211. ISSN 0887-0624 http://dx.doi.org/10.1021/acs.energyfuels.1c01340 DOI : 10.1021/acs.energyfuels.1c01340
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
topic TP Chemical technology
spellingShingle TP Chemical technology
Muhammad Tahir, Muhammad Tahir
Binary Ni2P/Ti3C2 multilayer cocatalyst anchored TiO2 nanocomposite with etchant/oxidation grown TiO2 NPs for enhancing photocatalytic H2 production
description Ternary nickel phosphide (Ni2P) and titanium carbide (Ti2C2) MXene supported titanium dioxide nanoparticles (TiO2 NPs) to construct a Ni2P/TiO2 NPs/Ti3C2 MXene hybrid composite for stimulating photocatalytic hydrogen production has been investigated. The performance comparison of two-dimensional (2D) Ti3C2 MXene multilayers with in situ grown TiO2 NPs synthesized through etching and atmospheric calcination methods was conducted and promising separation of charge carriers was observed. TiO2 NPs embedded over 2D Ti3C2, synthesized through both methods, were found to have promise in promoting photoactivity, whereas 2.89 times more H2 yield was attained with TiO2 NPs embedded through the oxidation (ox) approach. Using the Ni2P/TiO2/Ti3C2-ox heterostructure, a rate of 9425 ppm g-1 h-1 of H2 was reached, 2.77, 4.81, and 8.28 times more than those using Ni2P/TiO2, TiO2/Ti3C2 and TiO2 samples, respectively. This obviously augmented H2 production rate can be ascribed to a binary cocatalyst with efficient charge carrier separation, higher light absorption, and more attachment of water molecules. Among different alcohols, glycerol was a promising reagent to yield more hydrogen in addition to having higher photostability in consecutive cycles. This study provides a new approach to construct a ternary nanocomposite with proficient charge carrier separation and would be beneficial for other energy applications.
format Article
author Muhammad Tahir, Muhammad Tahir
author_facet Muhammad Tahir, Muhammad Tahir
author_sort Muhammad Tahir, Muhammad Tahir
title Binary Ni2P/Ti3C2 multilayer cocatalyst anchored TiO2 nanocomposite with etchant/oxidation grown TiO2 NPs for enhancing photocatalytic H2 production
title_short Binary Ni2P/Ti3C2 multilayer cocatalyst anchored TiO2 nanocomposite with etchant/oxidation grown TiO2 NPs for enhancing photocatalytic H2 production
title_full Binary Ni2P/Ti3C2 multilayer cocatalyst anchored TiO2 nanocomposite with etchant/oxidation grown TiO2 NPs for enhancing photocatalytic H2 production
title_fullStr Binary Ni2P/Ti3C2 multilayer cocatalyst anchored TiO2 nanocomposite with etchant/oxidation grown TiO2 NPs for enhancing photocatalytic H2 production
title_full_unstemmed Binary Ni2P/Ti3C2 multilayer cocatalyst anchored TiO2 nanocomposite with etchant/oxidation grown TiO2 NPs for enhancing photocatalytic H2 production
title_sort binary ni2p/ti3c2 multilayer cocatalyst anchored tio2 nanocomposite with etchant/oxidation grown tio2 nps for enhancing photocatalytic h2 production
publisher American Chemical Society
publishDate 2021
url http://eprints.utm.my/id/eprint/97393/
http://dx.doi.org/10.1021/acs.energyfuels.1c01340
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score 13.211869

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