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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A new approach to prepare Ti3+ self-doped TiO2 via NaBH4 reduction and hydrochloric acid treatment
TL;DR: In this paper, the photocatalytic performance of Ti3+ self-doped TiO2 was investigated using a simple one-step calcination method, by using low-cost NaBH4 as the reductant.
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Surface oxygen vacancy induced photocatalytic performance enhancement of a BiPO4 nanorod
TL;DR: In this article, a high concentration of surface oxygen vacancies were successfully introduced on the BiPO4−x nanorods via controllable hydrogen reduction, which can be controlled by tuning hydrogen reduction temperature and time.
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Semiconductor nanostructure-based photoelectrochemical water splitting: A brief review
TL;DR: In this article, the authors reviewed recent efforts on solar water splitting by nanoscale semiconductor materials and showed that innovations in materials' morphologies can improve charge transport and thereby increase overall power conversion efficiencies.
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Self-doped SrTiO3−δ photocatalyst with enhanced activity for artificial photosynthesis under visible light
TL;DR: In this paper, a self-doped SrTiO3−δ was prepared through a carbon-free one-step combustion method followed by a series of heat treatments in Ar at temperatures ranging from 1200 to 1400 °C.
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Water Splitting by Nanocrystalline TiO2 in a Complete Photoelectrochemical Cell Exhibits Efficiencies Limited by Charge Recombination
TL;DR: In this article, the authors reported on the mechanism of water splitting by TiO2 in the absence of chemical scavengers in a fully functional photoelectrochemical (PEC) cell.