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1,036 Newest Publications about the topic hydrogen production

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Pyro-catalytic hydrogen evolution by Ba0.7Sr0.3TiO3 nanoparticles: harvesting cold–hot alternation energy near room-temperature

20-Jun-2018 | Xiaoli Xu; Lingbo Xiao; Yanmin Jia; Zheng Wu; Feifei Wang; Yaojin Wang; Neale O. Haugen; Haitao Huang, Energy & Environmental Science, 2018

Photocatalytic hydrogen evolution, as an environmental-friendly, energy-saving and simple process, has been widely reported. However, there are some important factors that prohibit practical application of photocatalytic hydrogen production, including the low efficiency of solar energy ...

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Size structure–catalytic performance correlation of supported Ni/MCF-17 catalysts for COx-free hydrogen production

20-Jun-2018 | Yanping Li; Jie Wen; Arshid M. Ali; Ming Duan; Wei Zhu; Hui Zhang; Chen Chen; Yadong Li, Chemical Communication, 2018

Herein, supported Ni/MCF-17 catalysts with the size of nickel nanocrystal in the range of 1.5–8.0 nm were synthesized and employed for COx-free hydrogen production for fuel cells via the ammonia decomposition reaction. Characterized by a variety of techniques, the results show that nickel ...

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MOF-derived metal/carbon materials as oxygen evolution reaction catalysts

17-Jun-2018 | Author(s): Sumbal Farid, Suzhen Ren, Ce Hao, Inorganic Chemistry Communications, 2018

Publication date: August 2018 Source:Inorganic Chemistry Communications, Volume 94 Author(s): Sumbal Farid, Suzhen Ren, Ce Hao Water splitting has acquired much attention as the most appealing technology for hydrogen production in order to deal with urgent energy requirements and ...

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Preparation of Y2SiO5:Pr3+,Li and Na2NbxTa2-xO6/(Au/RGO) composite and investigation on visible-light driven photocatalytic hydrogen production

12-Jun-2018 | Xudong Liu; Xu Zhang; Cheng Zhao; Xiaoqing Shu; Da-wei Fang; Jun Wang; You Tao Song, New Journal of Chemistry, 2018

A visible-light-driven photocatalytic hydrogen production system (Y2SiO5:Pr3+,Li/Na2NbxTa2-xO6 /(Au/RGO)), which is composed of up-conversion luminescence agent (Y2SiO5:Pr3+,Li), Nb(V)-substituted Na2Ta2O6 (Na2NbxTa2-xO6) and combined co-catalyst (Au/RGO), is designed and the photocatalytic ...

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A protocol for quantifying hydrogen evolution by dye-sensitized molecular photocathodes and its implementation for evaluating a new covalent architecture based on an optimized dye-catalyst dyad

06-Jun-2018 | Christopher D. Windle; Julien Massin; Murielle Chavarot-Kerlidou; Vincent Artero, Dalton Transactions, 2018

A protocol that combines gas chromatography and a high-sensitivity micro Clark-type electrode is described to quantify hydrogen production across gas and solution phases for systems operating at very low currents such as dye-sensitized H2-evolving photocathodes. Data indicate that a significant ...

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Water splitting by electrolysis at high current density under 1.6 volt

05-Jun-2018 | Haiqing Zhou; Fang Yu; Qing Zhu; Jingying Sun; Fan Qin; Yu Luo; Jiming Bao; Ying Yu; Shuo Chen; Zhifeng Ren, Energy & Environmental Science, 2018

Splitting water into hydrogen and oxygen by electrolysis using electricity from intermittent waste heat, wind, or solar energies is one of the easiest and cleanest methods for high-purity hydrogen production and an effective way to store the excess electrical power. The key dilemma for efficient ...

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Hierarchical CoP/Ni5P4/CoP microsheet arrays as a robust pH-universal electrocatalyst for efficient hydrogen generation

01-Jun-2018 | Ishwar Kumar Mishra; Haiqing Zhou; Jingying Sun; Keshab Dahal; Shuo Chen; Zhifeng Ren, Energy & Environmental Science, 2018

Highly active catalyst composed of earth-abundant materials performing as efficient as Pt catalysts is crucial for sustainable hydrogen production through water splitting. However, most efficient catalysts are made of nanostructures by complex synthetic methods, making it quite challenging for ...

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Hierarchical CoP/Ni5P4/CoP microsheet arrays as a robust pH-universal electrocatalyst for efficient hydrogen generation

01-Jun-2018 | Ishwar Kumar Mishra; Haiqing Zhou; Jingying Sun; Keshab Dahal; Shuo Chen; Zhifeng Ren, Energy & Environmental Science, 2018

Highly active catalyst composed of earth-abundant materials performing as efficient as Pt catalysts is crucial for sustainable hydrogen production through water splitting. However, most efficient catalysts are made of nanostructures by complex synthetic methods, making it quite challenging for ...

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Hydrogen adsorption trends on Al-doped Ni2P surfaces for optimal catalyst design

31-May-2018 | Mikko Hakala; Kari Laasonen, Physical Chemistry Chemical Physics, 2018

Nanoparticles of nickel phosphide are promising materials to replace the currently used rare Pt-group metals at cathode-side electrodes in devices for electrochemical hydrogen production. Chemical modification by doping can be used to fine-tune the electrocatalytic activity, but this path ...

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An increase in hydrogen production from light and ethanol using a dual scale porosity photocatalyst

30-May-2018 | Y. X. Chen; V. Gombac; T. Montini; A. Lavacchi; J. Filippi; H. A. Miller; P. Fornasiero; F. Vizza, Green Chemistry, 2018

The stable photocatalytic production of hydrogen is demonstrated under simulated solar irradiation from the aqueous solutions of ethanol over a dual porosity 3D TiO2 nanotube array (TNTA). The photocatalytic material consists of a uniform layer of TNTAs grown on each titanium fiber of a ...

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