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Strategies for Developing Transition Metal Phosphides in Electrochemical Water Splitting.

Jie Ying, +1 more
- 01 Jan 2021 - 
- Vol. 9, pp 700020
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TLDR
A general overview of recent progress in developing high-performance transition metal phosphides (TMP) electrocatalysts for electrochemical water splitting has been presented in this paper, including composition engineering by element doping, hybridization, and tuning the molar ratio, structure engineering by porous structures, nanoarray structures, and amorphous structures, surface/interface engineering by tuning surface wetting states, facet control, and novel substrate are summarized.
Abstract
Electrochemical water splitting involving hydrogen evolution reaction (HER) and oxygen evolution reaction (OER) is a greatly promising technology to generate sustainable and renewable energy resources, which relies on the exploration regarding the design of electrocatalysts with high efficiency, high stability, and low cost. Transition metal phosphides (TMPs), as nonprecious metallic electrocatalysts, have been extensively investigated and proved to be high-efficient electrocatalysts in both HER and OER. In this minireview, a general overview of recent progress in developing high-performance TMP electrocatalysts for electrochemical water splitting has been presented. Design strategies including composition engineering by element doping, hybridization, and tuning the molar ratio, structure engineering by porous structures, nanoarray structures, and amorphous structures, and surface/interface engineering by tuning surface wetting states, facet control, and novel substrate are summarized. Key scientific problems and prospective research directions are also briefly discussed.

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A Facile Design of Solution-Phase Based VS2 Multifunctional Electrode for Green Energy Harvesting and Storage

TL;DR: In this paper , a vanadium sulfide (VS2) microflower was fabricated via one-step solvo-/hydro-thermal process and the impact of ethylene glycol on the VS2 morphology and crystal structure was explored and compared with those of the standard pure-aqueous and pure-ethylene glycol solvents.
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Co-Fe-P Nanosheet Arrays as a Highly Synergistic and Efficient Electrocatalyst for Oxygen Evolution Reaction.

TL;DR: In this paper , a bimetallic, synergistic, and highly efficient Co-Fe-P electrocatalyst for oxygen evolution reaction (OER) was developed by selecting a two-dimensional metal-organic framework (MOF) of Co-ZIF-L as the precursor.
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Role of Noble- and Base-Metal Speciation and Surface Segregation in Ni2–xRhxP Nanocrystals on Electrocatalytic Water Splitting Reactions in Alkaline Media

TL;DR: In this paper , the first synthesis of colloidal Ni2−xRhxP nanocrystals by arrested precipitation routes is reported along with their composition-dependent activity for electrocatalytic HER and OER.
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Recent advances in amorphous electrocatalysts for oxygen evolution reaction

TL;DR: In this paper , a review of the preparation methods of amorphous OER electrocatalysts with high performance for future energy applications is presented, which can be used to guide the design of efficient and stable OER electrodes.
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In situ modification of Cu substrate enables nickel-copper phosphide nanoarrays for enhanced electrocatalytic hydrogen evolution

TL;DR: In this paper , a low-temperature oxidation strategy was used to modify copper foam (CF) and successfully built a heterogeneous NiP2-Cu3P nanoarray on the modified CF, in which CF functions as both conductive support and the precursor of the active substances.
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