Journal ArticleDOI
Sulfur vacancy induced high performance for photocatalytic H2 production over 1T@2H phase MoS2 nanolayers
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In this article, the ratio of 1T to 2H and the relative concentration of sulfur vacancies could be adjusted by changing the Mo-precursor (Na2MoO4 and (NH4)2MoS4) and hydrothermal temperature.About:
This article is published in Catalysis Science & Technology.The article was published on 2017-11-27. It has received 42 citations till now. The article focuses on the topics: NMOS logic.read more
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Synergy between van der waals heterojunction and vacancy in ZnIn2S4/g-C3N4 2D/2D photocatalysts for enhanced photocatalytic hydrogen evolution
Yingying Qin,Hong Li,Jian Lu,Yonghai Feng,Fanying Meng,Changchang Ma,Yongsheng Yan,Minjia Meng +7 more
TL;DR: In this paper, an original 2D/2D ZnIn2S4/g-C3N4 Van der Waals heterojunction with S vacancies (ZIS-S/CN VDW) photocatalyst was firstly engineered.
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A review on 2D MoS2 cocatalysts in photocatalytic H2 production
TL;DR: In this paper, the fundamental aspects of 2D MoS2 cocatalysts have been elaborated, including structural design principles, synthesis strategies, strengths and challenges, and the modification strategies of two-dimensional MoS 2 H2-evolution cocatalyst including doping heteroatoms.
Journal ArticleDOI
Synthesis, stabilization and applications of 2-dimensional 1T metallic MoS2
TL;DR: In this article, the authors provide a hint of the key reasons for the formation of 1T structured molybdenum disulfide and instruct the exploration of more desirable new approaches, the means for fabricating 1T MoS2 that have been reported are carefully classified and compared with a focus on the detailed procedures and the underlying mechanisms.
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Sulfur Vacancy-Rich O-Doped 1T-MoS2 Nanosheets for Exceptional Photocatalytic Nitrogen Fixation over CdS.
TL;DR: SV-1T-MoS2 cocatalysts owns sulfur vacancies, O-doping, more metallic 1T phase and high electronic conductivity, thus leading to exposure of more active edge sites, high BET surface area, enhanced visible light absorption, and improved electron separation and transfer, that are beneficial for photocatalytic nitrogen fixation.
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Crystal phase engineering on photocatalytic materials for energy and environmental applications
TL;DR: In this paper, the state-of-the-art progress on phase-engineered photocatalytic materials is reviewed, and the rational design of phase junctions toward steering the charge kinetics for enhanced photocatalysis and photoelectrocatalytic performance is highlighted.
References
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Journal ArticleDOI
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 ).
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Enhanced Hydrogen Evolution Catalysis from Chemically Exfoliated Metallic MoS2 Nanosheets
TL;DR: Structural characterization and electrochemical studies confirmed that the nanosheets of the metallic MoS2 polymorph exhibit facile electrode kinetics and low-loss electrical transport and possess a proliferated density of catalytic active sites, which make these metallic nanOSheets a highly competitive earth-abundant HER catalyst.
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Defect-rich MoS2 ultrathin nanosheets with additional active edge sites for enhanced electrocatalytic hydrogen evolution
Junfeng Xie,Hao Zhang,Shuang Li,Ruoxing Wang,Xu Sun,Min Zhou,Jingfang Zhou,Xiong Wen David Lou,Yi Xie +8 more
TL;DR: Low onset overpotential and small Tafel slope, along with large cathodic current density and excellent durability, are all achieved for the novel hydrogen-evolution-reaction electrocatalyst.
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Synergetic Effect of MoS2 and Graphene as Cocatalysts for Enhanced Photocatalytic H2 Production Activity of TiO2 Nanoparticles
TL;DR: A new composite material consisting of TiO(2) nanocrystals grown in the presence of a layered MoS(2)/graphene hybrid as a high-performance photocatalyst for H( 2) evolution without noble metals is reported.
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Catalyzing the Hydrogen Evolution Reaction (HER) with Molybdenum Sulfide Nanomaterials
Jesse D. Benck,Thomas R. Hellstern,Jakob Kibsgaard,Pongkarn Chakthranont,Thomas F. Jaramillo +4 more
TL;DR: In this paper, the turnover frequency, an intrinsic activity metric, and the total electrode activity, a device-oriented activity metric are compared between molybdenum sulfide catalysts.