Journal ArticleDOI
Oxygen defective metal oxides for energy conversion and storage
TLDR
In this article, the authors present an overview of progress made in preparing oxygen defective metal oxide nanostructures and probing the role of oxygen vacancies on the performance of metal oxides.About:
This article is published in Nano Today.The article was published on 2017-04-01. It has received 242 citations till now. The article focuses on the topics: Oxide & Water splitting.read more
Citations
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Spinels: Controlled Preparation, Oxygen Reduction/Evolution Reaction Application, and Beyond
TL;DR: The physicochemical characteristics of spinels such as their compositions, structures, morphologies, defects, and substrates have been rationally regulated through various approaches and can yield spinels with improved ORR/OER catalytic activities, which can further accelerate the speed, prolong the life, and narrow the polarization of fuel cells, metal-air batteries, and water splitting devices.
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Suppressing Manganese Dissolution in Potassium Manganate with Rich Oxygen Defects Engaged High-Energy-Density and Durable Aqueous Zinc-Ion Battery
Guozhao Fang,Chuyu Zhu,Minghui Chen,Jiang Zhou,Boya Tang,Xinxin Cao,Xusheng Zheng,Anqiang Pan,Shuquan Liang +8 more
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Crystal facet engineering of photoelectrodes for photoelectrochemical water splitting
TL;DR: This article summarizes the major challenges and some invigorating perspectives for future research on crystal facet engineered photoelectrodes, which are believed to play a vital role in promoting the development of this important research field.
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High Mass Loading MnO2 with Hierarchical Nanostructures for Supercapacitors.
TL;DR: A morphology and phase-controlled electrodeposition of MnO2 with ultrahigh mass loading of 10 mg cm-2 on a carbon cloth substrate is performed to achieve high overall capacitance without sacrificing the electrochemical performance.
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Defect engineering in earth-abundant electrocatalysts for CO2 and N2 reduction
TL;DR: In this article, the type, regulation strategy, fine defect characterization methods, and their application in the electrocatalytic CO2 reduction reaction (CRR) and N 2 reduction reaction(NRR) are discussed and summarized, and major challenges, opportunities, and future development direction of defect engineering in CRR and NRR catalysts are proposed.
References
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Plasma-chemical reduction of iron oxide photoanodes for efficient solar hydrogen production
Andreas Mettenbörger,Trilok Singh,Aadesh P. Singh,Tommi T. Järvi,Michael Moseler,Martin Valldor,Sanjay Mathur +6 more
TL;DR: In this article, the effect of hydrogen plasma treatment on hematite films was demonstrated and shown to be a simple and effective strategy for modifying the existing substrate to improve significantly the band edge positions and photoelectrochemical performance.
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Nanostructure designs for effective solar-to-hydrogen conversion
Shaohua Shen,Samuel S. Mao +1 more
TL;DR: In this article, the authors provide an overview of recently demonstrated novel concepts of nanostructure designs for efficient solar hydrogen conversion, which include surface engineering, novel nanostructured heterojunctions, and photonic crystals.
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Rapid formation of black titania photoanodes: pulsed laser-induced oxygen release and enhanced solar water splitting efficiency
TL;DR: In this article, a black titania (TiO2−x) photoanode was obtained by KrF laser irradiation under low-vacuum conditions for several minutes.
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Hydrogen production: Catalysing artificial photosynthesis
Samuel S. Mao,Shaohua Shen +1 more
TL;DR: In this paper, new precious-metal-free molecular catalysts in semiconductor-based, visible-light-driven water-splitting systems are promising for realizing practical artificial photosynthesis.
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Ti3+-containing titania: Synthesis tactics and photocatalytic performance
TL;DR: In this article, three different synthesis techniques were applied to prepare Ti3+-containing TiO2, and the results showed that reduced titania samples exhibit higher photocatalytic activity than titania.