Fe Cluster Modified Co9S8 Heterojunction: Highly Efficient Photoelectrocatalyst for Overall Water Splitting and Flexible Zinc‐Air Batteries ...
Particularly, HER/OER bifunctional catalyst is essential for water splitting, while ORR/OER catalyst is required for zinc-air battery. If bifunctional or multi-functional catalysts can be synthesized, the material production process and device construction will be significantly simplified, and the interaction between different active substances and …
Molybdenum-leaching induced rapid surface reconstruction of …
Molybdenum-leaching induced rapid surface reconstruction of amorphous/crystalline heterostructured trimetal oxides pre-catalyst for efficient water splitting and Zn-air batteries Author links open overlay panel Kai Zeng a b 1, Yibing Li b 1, Meng Tian a 1, Chaohui Wei a, Jin Yan a, Mark H. Rummeli a c d, Peter Strasser e, …
Recent progress in transition metal nitride electrodes for supercapacitor, water splitting, and battery …
In recent times, the application of TMNs in SCs, batteries, and water splitting (OER and HER) has garnered increased research attention, owing to their distinctive electronic, catalytic, chemical, and physical properties, as shown in Fig. 2 a-b [54].OER is the half ...
NiCoP@CoNi-LDH/SSM as a multifunctional catalyst for high-efficiency water splitting and ultra-long-life rechargeable zinc-air batteries …
The design and development of self-supporting multifunctional catalysts for efficient water splitting and long-life rechargeable zinc-air batteries (ZABs) is of great significance for energy conversion. Different from previously reported metal layered double hydroxides (LDHs) grown on metal phosphides, herei
Hot Topic: Water Splitting: ChemElectroChem
Hot Topic: Water Splitting - Chemistry Europe - Wiley
Recent advances in trifunctional electrocatalysts for Zn–air batteries and water splitting …
We start with a brief description of key fundamental concepts and mechanisms of the ORR, OER, HER, Zn–air batteries, and water splitting. The recent advances in various types of trifunctional electrocatalysts, including noble-metal-based, transition-metal-based, MOF-based, and carbon-based materials, are discussed.
Innovative Strategies for Electrocatalytic Water Splitting
ConspectusElectrocatalytic water splitting driven by renewable energy input to produce clean H2 has been widely viewed as a promising strategy of the future energy portfolio. Currently, the state-of-the-art electrocatalysts for water splitting in acidic solutions are IrO2 or RuO2 for the O2 evolution reaction (OER) and Pt for the H2 …
Four-functional iron/copper sulfide heterostructure for alkaline …
Developing the tri-functional catalysts to facilitate the oxygen evolution, oxygen reduction and hydrogen evolution reactions (OER, ORR and HER) is meaningful for zinc-air batteries (ZABs) and water splitting. Herein, we construct a novel metal sulfide heterostructure (INF-FeCuS) composed of Cu 7 S 4 and Fe 0.95 S 1.05.
Ultra-thin hierarchical porous carbon coated metal phosphide self-assembled efficient tri-functional electrodes for overall water splitting …
Ultra-thin hierarchical porous carbon coated metal phosphide self-assembled efficient tri-functional electrodes for overall water splitting and rechargeable zinc-air batteries Author links open overlay panel Rui He a, Tuo Lu a, Nengneng Xu a b, Guicheng Liu c d, Yanxing Zhang e, Jinli Qiao a b
Best Practices for Assessing Performance of Photocatalytic …
4 · This is because the catalysts active for water splitting could also promote water formation from the evolved H 2 and O 2. An experimentally measured water splitting …
Highly efficient water splitting driven by zinc-air batteries with a ...
Overall water splitting can be powered by using a single dry cell of 1.50 V. • Zinc-air batteries demonstrate highly energy efficiency >58% for over 360 h. • ZAB-powered water splitting is capable of producing H 2 in 69 μL s −1.
An ultra-high mass-loading transition metal phosphide electrocatalyst for efficient water splitting and ultra-durable zinc–air batteries ...
The NCMP-based cell delivers an overall water-splitting voltage of 1.53 V at a rate of 10 mA cm −2, which is lower than that of the benchmark Pt/C(−)–RuO 2 /C(+) system. The NCMP-based zinc–air battery exhibits a high power density of 148 mW cm −2, a high specific energy of ∼932 W h kg Zn −1, and excellent cycling stability of over 6000 …
APA-graphene: A multifunctional material for lithium-ion batteries …
In Lithium-ion batteries (LIBs) and electrocatalytic water splitting, two promising technologies for future clean energy storage and regeneration, exploring electrode materials with excellent properties is critical for facilitating reaction kinetics and enhancing …
Controllable preparation, regulation mechanisms and …
When used as a bi-functional electrocatalyst for overall water splitting, a current density of 10 mA cm −2 can be achieved at a low battery voltage of 1.57 V. Yu et al. [150] grew a unique structure of 1D N-doped carbon nanotubes wrapped in …
Thgraphene: a novel two-dimensional carbon allotrope as a …
Thgraphene: a novel two-dimensional carbon allotrope as a potential multifunctional material for electrochemical water splitting and potassium-ion batteries† Weiyi Wang, a Jie Meng, a Yujie Hu, a Jiajun Wang, * b Qunxiang Li * a and Jinlong Yang a
Photocatalytic water splitting | Nature Reviews Methods Primers
Photocatalytic water splitting
Recent trends in photoelectrochemical water splitting: the role of ...
The Gibb''s free energy (237.2 kJ mol −1) corresponds to 1.23 eV per electron suggesting that the potential overall thermodynamic barrier for a water-splitting reaction is 1.23 V.However, to ...
High-performance and stable photoelectrochemical water splitting cell …
High-performance and stable photoelectrochemical water ...
Surpassing water-splitting potential in aqueous redox flow …
Aqueous redox flow batteries (AQRFBs) employing non-flammable electrolytes are recognized for their inherent safety and eco-friendliness, making them …
Zeolitic-imidazolate-framework-derived Co@Co3O4
The performance of the assembled zinc-air battery and the overall water splitting devices demonstrated that the designed material is a promising, non-precious metal electrocatalysts with great activity and stability for energy-related electrochemical device applications.
Surpassing water-splitting potential in aqueous redox flow batteries…
Aqueous redox flow batteries (AQRFBs) employing non-flammable electrolytes are recognized for their inherent safety and eco-friendliness, making them promising candidates for large-scale energy storage systems. Furthermore, the unique architecture of this battery technology enables autonomous decoupling of p
Recent trends in photoelectrochemical water splitting: the role of …
PEC water splitting decomposes water into hydrogen and oxygen using a thin semiconductor film that generates excited electron-hole pairs when irradiated with light of appropriate energy. The ...
Bimetallic persulfide nanoflakes assembled by dealloying and sulfurization: a versatile electro-catalyst for overall water splitting …
(CoFe)(S2)2 nanoflakes (S–Co5Fe5) with graphene-like edges have been successfully developed by a facile combination of dealloying and sulfurization. Benefiting from the quantities of well-exposed edges and synergistic functionality, the atomic-level bimetallic S–Co5Fe5 exhibits multifunctional electro-cataly
Splitting Water
Splitting Water
Recent Advances in High-Efficiency Electrocatalytic Water Splitting …
Electrocatalytic water splitting driven by renewable energy input to produce clean hydrogen (H2) has been widely considered a prospective approach for a future hydrogen-based society. However, the development of industrial alkaline water electrolyzers is hindered due to their unfavorable thermodynamics with high overpotential for delivering the whole …
The Mott–Schottky Co2P/Co heterocatalyst encapsulated by N,P …
The Mott–Schottky Co 2 P/Co heterocatalyst encapsulated by N,P-doped graphene/carbon nanotubes as high-efficiency trifunctional electrocatalysts for cable-type flexible Zn–air batteries and water splitting Q. P. Ngo, T. T. Nguyen, M. Singh, N. H. Kim
Surpassing water-splitting potential in aqueous redox flow batteries…
Surpassing water-splitting potential in aqueous redox flow batteries: insights from kinetics and thermodynamics Vithiya Muralidharan†, S. Jayasubramaniyan† and Hyun-Wook Lee * School of Energy and Chemical Engineering, Ulsan National Institute of Science and Technology (UNIST), Ulsan 44919, Republic of Korea.
