Published: Jan. 1, 2024
Language: Английский
Journal of the American Chemical Society, Journal Year: 2023, Volume and Issue: 146(4), P. 2798 - 2804
Published: Dec. 25, 2023
The combination of the chiral concept and inorganic nanostructures holds great potential for significantly impacting catalytic processes products. However, synthesis nanomaterials with engineered chiroptical activity identical structure size presents a substantial challenge, impeding exploration relationship between chirality (optical activity) efficiency. Here, we present facile wet-chemical achieving intrinsic tunable within colloidal copper oxide nanostructures. These exhibit strong spin-polarization selectivity compared their achiral counterparts. More importantly, ability to engineer same type allows manipulation spin-dependent catalysis, facilitating study connection magnitude (asymmetric factor) performance in Specifically, using these materials as model catalysts proof-of-concept reaction, reveal linear correlation asymmetric factor efficiency reaction. This work paves way development nanosystems application catalysis through engineering.
Language: Английский
Citations
28
Chemical Society Reviews, Journal Year: 2024, Volume and Issue: 53(18), P. 9029 - 9058
Published: Jan. 1, 2024
The integration of chirality, specifically through the chirality-induced spin selectivity (CISS) effect, into electrocatalytic processes represents a pioneering approach for enhancing efficiency energy conversion and storage systems. This review delves burgeoning field chiral electrocatalysis, elucidating fundamental principles, historical development, theoretical underpinnings, practical applications CISS effect across spectrum reactions, including oxygen evolution reaction (OER), reduction (ORR), hydrogen (HER). We explore methodological advancements in inducing structural surface engineering discuss various techniques its measurement, from magnetic conductive atomic force microscopy (mc-AFM) to peroxide titration. Furthermore, this highlights transformative potential addressing key challenges NRR CO
Language: Английский
Citations
12
ACS Applied Materials & Interfaces, Journal Year: 2024, Volume and Issue: 16(22), P. 28625 - 28637
Published: May 20, 2024
Metal node engineering, which can optimize the electronic structure and modulate composition of poor electrically conductive metal–organic frameworks, is great interest for electrochemical natural seawater splitting. However, mechanism underlying influence mixed-metal nodes on electrocatalytic activities still ambiguous. Herein, a strategic design comprehensively demonstrated in mixed Ni Co metal redox-active centers are uniformly distributed within NH2–Fe-MIL-101 to obtain synergistic effect overall enhancement activities. Three-dimensional metallic MOF nanosheet arrays, consisting three different nodes, were situ grown foam as highly active stable bifunctional catalyst urea-assisted A well-defined NH2–NiCoFe-MIL-101 reaches 1.5 cm–2 at 360 mV oxygen evolution reaction (OER) 0.6 295 hydrogen (HER) freshwater, substantially higher than its bimetallic monometallic counterparts. Moreover, electrode exhibits eminent catalytic activity stability seawater-based electrolytes. Impressively, two-electrode alkaline electrolysis cell based needs only 1.56 yield 100 mA cm–2, much lower 1.78 V cells superior long-term current density 80 h.
Language: Английский
Citations
10
Small, Journal Year: 2024, Volume and Issue: 20(34)
Published: April 8, 2024
Oxygen evolution reaction (OER) is a widely employed half-electrode in oxygen electrochemistry, applications such as hydrogen evolution, carbon dioxide reduction, ammonia synthesis, and electrocatalytic hydrogenation. Unfortunately, its slow kinetics limits the commercialization of applications. It therefore highly imperative to develop robust electrocatalysts with high activity, long-term durability, low noble-metal contents. Previously intensive efforts have been made introduce advancements on developing non-precious transition metal their OER mechanisms. Electronic structure tuning one most effective interesting ways boost activity spin angular momentum an intrinsic property electron. Therefore, modulation states magnetic properties electrocatalyst enables changes energy associated interacting electron clouds radical absorbance, affecting stability. Given that few review this topic, review, the-state-of-the-art research progress spin-dependent effects will be briefed. Spin engineering strategies, strain, crystal surface engineering, doping, etc., introduced. The related mechanism for manipulation also discussed. Finally, challenges prospects development catalysis are presented. This aims highlight significance breaking bottleneck electrocatalysis promoting practical application high-efficiency electrocatalysts.
Language: Английский
Citations
9
National Science Review, Journal Year: 2024, Volume and Issue: 11(9)
Published: June 20, 2024
This review discusses opportunities in chemistry that are enabled by the chiral induced spin selectivity (CISS) effect. First, begins with a brief overview of seminal studies on CISS. Next, we discuss different material systems whose properties can be tailored through chemical means, special emphasis hybrid organic-inorganic layered materials exhibit some largest filtering to date. Then, promise CISS for reactions and enantioseparation before concluding.
Language: Английский
Citations
9
Materials Science and Engineering R Reports, Journal Year: 2025, Volume and Issue: 164, P. 100967 - 100967
Published: March 5, 2025
Language: Английский
Citations
1
Chemical Society Reviews, Journal Year: 2024, Volume and Issue: unknown
Published: Dec. 19, 2024
This review outlines recent advances in field-regulated catalysis and reveals the key role of dipole manipulation by electric/magnetic/electromagnetic fields.
Language: Английский
Citations
6
Advanced Materials, Journal Year: 2024, Volume and Issue: 36(35)
Published: July 4, 2024
To facilitate the transition from a carbon-energy-dependent society to sustainable society, conventional engineering strategies, which encounter limitations associated with intrinsic material properties, should undergo paradigm shift. From theoretical viewpoint, spin-dependent feature of oxygen evolution reaction (OER) reveals potential spin-polarization strategy in enhancing performance electrochemical (EC) reactions. The chirality-induced spin selectivity (CISS) phenomenon attracts unprecedented attention owing its utility achieving novel breakthroughs. This paper starts experimental results aimed at efficiency OER focusing on EC system based CISS phenomenon. applicability is verified through various analytical methodologies clarify groundwork and mechanisms underlying pathway. discussion then extended effective spin-control strategies photoelectrochemical effect. Exploring influence spin-state control kinetic thermodynamic aspects, this perspective also discusses effect polarization induced by OER. Lastly, future directions for redox systems are discussed, including expansion chemical reactions development materials capabilities.
Language: Английский
Citations
5
Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 493, P. 152545 - 152545
Published: May 25, 2024
Language: Английский
Citations
4
ACS Nano, Journal Year: 2025, Volume and Issue: unknown
Published: Jan. 29, 2025
Electrochemical water splitting is a promising method for generating green hydrogen gas, offering sustainable approach to addressing global energy challenges. However, the sluggish kinetics of anodic oxygen evolution reaction (OER) poses great obstacle its practical application. Recently, increasing attention has been focused on introducing various external stimuli modify OER process. Despite significant enhancement in catalytic performance, an in-depth understanding origin superior activity contributed by remains elusive, which significantly hinders further development highly efficient and durable electrolyzed devices. Herein, this review systematically summarizes recent advancements stimuli, including photon irradiation, applied magnetic field, thermal heating, etc., boost activities. In particular, underlying mechanisms promote species transfer, electronic structure electrocatalysts, accelerate structural reconstruction are highlighted. Additionally, applications other electrocatalytic reactions also presented. Finally, several remaining challenges future opportunities discussed, providing insights that could study support rational design storage conversion
Language: Английский
Citations
0