Journal ArticleDOI
Large surface and pore structure of mesoporous WS2 and RGO nanosheets with small amount of Pt as a highly efficient electrocatalyst for hydrogen evolution
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In this article, a mesoporous WS2 with high surface area was prepared by hard template method and a one-step nanocasting generates metal precursor@mesoporous silica SBA-15 composites.About:
This article is published in International Journal of Hydrogen Energy.The article was published on 2018-12-20. It has received 8 citations till now. The article focuses on the topics: Electrocatalyst & Mesoporous material.read more
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Ultrathin WS2 nanosheets vertically aligned on TiO2 nanobelts as efficient alkaline hydrogen evolution electrocatalyst
Shanhu Liu,Shanhu Liu,Yinxi Xu,Debabrata Chanda,Lei Tan,Ruimin Xing,Ruimin Xing,Xiying Li,Liqun Mao,Nakata Kazuya,Akira Fujishima +10 more
TL;DR: In this article, a WS2-WS2 hybrid was synthesized via a facile and scalable two-step hydrothermal strategy combined with selective etching, which was proved to be efficient and durable electrocatalyst for hydrogen evolution in alkaline medium.
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Recent Advances in Layered Tungsten Disulfide as Electrocatalyst for Water Splitting
TL;DR: In this article, the authors summarized the application of WS2 in the field of electrolysis water splitting and discussed the opportunities and challenges of using WS2 as an electrocatalyst in the future.
Journal ArticleDOI
CoS2 Nanoparticles Supported on rGO, g-C3N4, BCN, MoS2, and WS2 Two-Dimensional Nanosheets with Excellent Electrocatalytic Performance for Overall Water Splitting: Electrochemical Studies and DFT Calculations
Priyakshree Borthakur,Priyakshree Borthakur,Purna K. Boruah,Purna K. Boruah,Manash R. Das,Manash R. Das,Mohamed M. Ibrahim,Mohamed M. Ibrahim,Tariq Altalhi,Hamdy S. El-Sheshtawy,Sabine Szunerits,Rabah Boukherroub,Mohammed A. Amin,Mohammed A. Amin +13 more
TL;DR: In this article, the authors systematically investigated the influence of the support of support vector machines (SVMs) on efficient electrochemical splitting of water with exceptional durability for growing global demand for energy.
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Depositing reduced graphene oxide onto tungsten disulfide nanosheets via microwave irradiation: confirmation of four-electron transfer-assisted oxygen reduction and methanol oxidation reaction
TL;DR: In this paper, a core-shell reduced graphene oxide (rGO) on tungsten sulfide (WS2) was successfully prepared via microwave irradiation, which was found to catalyze the four-electron ORR in a 0.1 M KOH aqueous solution.
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An inclusive perspective on the recent development of tungsten‐based catalysts for overall water‐splitting: A review
TL;DR: A comprehensive overview of the recent developments in tungsten-based photo/electro catalysts for overall water splitting is presented with the techniques to enhance the catalyst activity, such as morphological control, surface modification, heteroatom doping, and heterojunction construction as discussed by the authors .
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Journal ArticleDOI
Triblock copolymer syntheses of mesoporous silica with periodic 50 to 300 angstrom pores
Dongyuan Zhao,Jianglin Feng,Qisheng Huo,Nicholas A. Melosh,Glenn H. Fredrickson,Bradley F. Chmelka,Galen D. Stucky +6 more
TL;DR: Use of amphiphilic triblock copolymers to direct the organization of polymerizing silica species has resulted in the preparation of well-ordered hexagonal mesoporous silica structures (SBA-15) with uniform pore sizes up to approximately 300 angstroms.
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Identification of active edge sites for electrochemical H2 evolution from MoS2 nanocatalysts.
Thomas F. Jaramillo,Kristina Pilt Jørgensen,Jacob Lindner Bonde,Jane Hvolbæk Nielsen,Sebastian Horch,Ib Chorkendorff +5 more
TL;DR: The active site for hydrogen evolution, a reaction catalyzed by precious metals, on nanoparticulate molybdenum disulfide (MoS2) is determined by atomically resolving the surface of this catalyst before measuring electrochemical activity in solution.
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Noble metal-free hydrogen evolution catalysts for water splitting
Xiaoxin Zou,Yu Zhang +1 more
TL;DR: This review highlights the recent research efforts toward the synthesis of noble metal-free electrocatalysts, especially at the nanoscale, and their catalytic properties for the hydrogen evolution reaction (HER), and summarizes some important examples showing that non-Pt HER electrocatsalysts could serve as efficient cocatalysts for promoting direct solar-to-hydrogen conversion in both photochemical and photoelectrochemical water splitting systems, when combined with suitable semiconductor photocatalyst.
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From bulk to monolayer MoS2: evolution of Raman scattering
Hong Li,Qing Zhang,Chin Chong Yap,Beng Kang Tay,Teo Hang Tong Edwin,A. Olivier,Dominique Baillargeat +6 more
TL;DR: In this paper, it was shown that only the Raman frequencies of E 1 and A 1g peaks vary monotonously with the layer number of ultrathin Molybdenum disulfi de (MoS 2 ).