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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Journal ArticleDOI
Oxygen-Vacancy Abundant Ultrafine Co3O4/Graphene Composites for High-Rate Supercapacitor Electrodes.
Shuhua Yang,Yuanyue Liu,Yuanyue Liu,Yufeng Hao,Xiaopeng Yang,William A. Goddard,Xiaoli Zhang,Bingqiang Cao +7 more
TL;DR: A novel/universal one‐step laser irradiation method is developed that overcomes all challenges and obtains the oxygen‐vacancy abundant ultrafine Co3O4 nanoparticles/ graphene (UCNG) composites with high SCs performance and is demonstrated to be universal for other metal oxide/graphene Composites with tuned electrical conductivity and electrochemical activity.
Journal ArticleDOI
Electron density modulation of NiCo2S4 nanowires by nitrogen incorporation for highly efficient hydrogen evolution catalysis.
Yishang Wu,Yishang Wu,Xiaojing Liu,Dongdong Han,Xianyin Song,Lei Shi,Yao Song,Yao Song,Shuwen Niu,Yufang Xie,Jinyan Cai,Shaoyang Wu,Jian Kang,Jianbin Zhou,Zhiyan Chen,Xusheng Zheng,Xiangheng Xiao,Gongming Wang +17 more
TL;DR: Modulating electron density in a metal sulfide, NiCo2S4, boosts hydrogen desorption to achieve high catalytic activity and provide valuable insights for the rational design of highly efficient catalysts for hydrogen evolution and beyond.
Journal ArticleDOI
Synthesis, properties and applications of ZnO nanomaterials with oxygen vacancies: A review
TL;DR: In this paper, a review on the various synthetic approaches of ZnO nanomaterials with V O and their defect-related properties including structural characteristics, band structure, optical, electrical and ferromagnetic properties are outlined.
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Elaborately Modified BiVO 4 Photoanodes for Solar Water Splitting
Jin Hyun Kim,Jae Sung Lee +1 more
TL;DR: This review summarizes developments in BiVO4 photoanodes in the past 10 years, in which time it has continuously broken its own performance records for PEC water oxidation.
Journal ArticleDOI
An overview of advanced methods for the characterization of oxygen vacancies in materials
Kai-Hang Ye,Kunshan Li,Lu Yirui,Zhongjie Guo,Nan Ni,Hong Liu,Yongchao Huang,Hongbing Ji,Pingshan Wang +8 more
TL;DR: In this paper, the authors present the new type and advanced methods to detect the existence of oxygen vacancies in nanomaterials, such as, electron paramagnetic resonance, synchrotron radiation-based X-ray absorption fine structure, X -ray photoelectron spectroscopy and positron annihilation spectroscopic measurements.
References
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Journal ArticleDOI
Electrochemical Photolysis of Water at a Semiconductor Electrode
Akira Fujishima,Kenichi Honda +1 more
TL;DR: Water photolysis is investigated by exploiting the fact that water is transparent to visible light and cannot be decomposed directly, but only by radiation with wavelengths shorter than 190 nm.
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A low-cost, high-efficiency solar cell based on dye-sensitized colloidal TiO2 films
TL;DR: In this article, the authors describe a photovoltaic cell, created from low-to medium-purity materials through low-cost processes, which exhibits a commercially realistic energy-conversion efficiency.
Journal Article
Photoelectrochemical cells : Materials for clean energy
TL;DR: In this paper, the authors look into the historical background, and present status and development prospects for photoelectrochemical cells, based on nanocrystalline materials and conducting polymer films.
Journal ArticleDOI
Solar Water Splitting Cells
Michael G. Walter,Emily L. Warren,James R. McKone,Shannon W. Boettcher,Qixi Mi,Elizabeth A. Santori,Nathan S. Lewis +6 more
TL;DR: The biggest challenge is whether or not the goals need to be met to fully utilize solar energy for the global energy demand can be met in a costeffective way on the terawatt scale.
Journal ArticleDOI
Semiconductor-based Photocatalytic Hydrogen Generation
TL;DR: Approaches to Modifying the Electronic Band Structure for Visible-Light Harvesting and its Applications d0 Metal Oxide Photocatalysts 6518 4.4.1.