A5019056876- Advancements in Battery Materials
- Advanced Battery Materials and Technologies
- Advanced battery technologies research
- Electrocatalysts for Energy Conversion
- Advanced Battery Technologies Research
- Supercapacitor Materials and Fabrication
- Fuel Cells and Related Materials
- Extraction and Separation Processes
- Catalytic Processes in Materials Science
- Graphene research and applications
- Molecular Junctions and Nanostructures
- Ferroelectric and Piezoelectric Materials
- CO2 Reduction Techniques and Catalysts
- Electron and X-Ray Spectroscopy Techniques
- Semiconductor materials and devices
- Quantum and electron transport phenomena
- Spectroscopy and Chemometric Analyses
- Advanced Memory and Neural Computing
- Dielectric properties of ceramics
- Water Quality Monitoring and Analysis
- Thermal Expansion and Ionic Conductivity
- Advanced Chemical Sensor Technologies
- Transition Metal Oxide Nanomaterials
- Ionic liquids properties and applications
- Multiferroics and related materials
Zhejiang University
2021-2025
Quzhou University
2021-2024
Argonne National Laboratory
2019-2024
Xijing University
2020-2023
Henan Normal University
2022-2023
State Grid Corporation of China (China)
2023
University Research Co (United States)
2023
City University of Hong Kong
2018-2022
North China University of Science and Technology
2018-2022
University of Windsor
2020-2022
Abstract In view of the sluggish kinetics suppressing oxygen evolution reaction (OER), developing efficient and robust OER catalysts is urgent essential for energy conversion technologies. Herein, hybrid amorphous/crystalline FeCoNi layered double hydroxide (LDH)‐supported single Ru atoms (Ru SAs/AC‐FeCoNi) are developed enabling a highly electrocatalytic OER. The amorphous outer layer in SAs/AC‐FeCoNi composed abundant defect sites unsaturated coordination sites, which can serve as...
Developing a facile route to access active and well-defined single atom sites catalysts has been major area of focus for atoms (SACs). Herein, we demonstrate simple approach generate atomically dispersed platinum via thermal emitting method using bulk Pt metal as precursor, significantly simplifying synthesis routes minimizing costs. The ammonia produced by pyrolysis Dicyandiamide can coordinate with strong coordination effect. Then, the volatile Pt(NH3) x be anchored onto surface defective...
Abstract Ni‐rich Li[Ni x Co y Mn 1− − ]O 2 ( ≥ 0.8) layered oxides are the most promising cathode materials for lithium‐ion batteries due to their high reversible capacity of over 200 mAh g −1 . Unfortunately, anisotropic properties associated with α‐NaFeO structured crystal grains result in poor rate capability and insufficient cycle life. To address these issues, a micrometer‐sized LiNi 0.8 0.1 O secondary material consisting radially aligned single‐crystal primary particles is proposed...
The oxygen reduction reaction (ORR) plays an important role in the fields of energy storage and conversion technologies, including metal-air batteries fuel cells. development nonprecious metal electrocatalysts with both high ORR activity durability to replace currently used costly Pt-based catalyst is critical still a major challenge. Herein, facile scalable method reported prepare ZIF-8 single ferrocene molecules trapped within its cavities (Fc@ZIF-8), which utilized as precursor porous...
Aqueous Al-ion batteries (AAIBs) are the subject of great interest due to inherent safety and high theoretical capacity aluminum. The abundancy easy accessibility aluminum raw materials further make AAIBs appealing for grid-scale energy storage. However, passivating oxide film formation hydrogen side reactions at anode as well limited availability cathode lead low discharge voltage poor cycling stability. Here, we proposed a new AAIB system consisting an AlxMnO2 cathode, zinc...
Excavating and developing highly efficient cost-effective nonnoble metal single-atom catalysts for electrocatalytic reactions is of paramount significance but still in its infancy. Herein, reported a general NaCl template-assisted strategy rationally designing preparing series isolated transition single atoms (Fe/Co/Ni) anchored on honeycomb-like nitrogen-doped carbon matrix (M1 -HNC-T1 -T2 , M = Fe/Co/Ni, T1 500 °C, T2 850 °C). The resulting M1 -HNC-500-850 with M-N4 active sites exhibits...
Abstract Bifunctional hydrogen electrocatalysis (hydrogen‐oxidation and hydrogen‐evolution reactions) in alkaline solution is desirable but challenging. Among all available electrocatalysts, Ni‐based materials are the only non‐precious‐metal‐based candidates for oxidation, they generally suffer from low activity. Here, we demonstrate that properly alloying Ni with Mo could significantly promote its electrocatalytic performance. 4 alloy nanoparticles prepared reduction of...
Abstract The electrochemical stability window of the electrolyte solution limits energy content non-aqueous lithium metal batteries. In particular, although electrolytes comprising fluorinated solvents show good oxidation against high-voltage positive electrode active materials such as LiNi 0.8 Co 0.1 Mn O 2 (NCM811), ionic conductivity is adversely affected and, thus, battery cycling performance at high current rates and low temperatures. To address these issues, here we report design...
Abstract Layered transition metal oxides have drawn much attention as a promising candidate cathode material for sodium‐ion batteries. However, their performance degradation originating from strains and lattice phase transitions remains critical challenge. Herein, high‐concentration Zn‐substituted Na x MnO 2 with strongly suppressed P2–O2 is investigated, which exhibits volume change low 1.0% in the charge/discharge process. Such ultralow strain characteristics ensure stable host sodium ion...
Luminol-based electrochemiluminescence (ECL) can be readily excited by various reactive oxygen species (ROS) electrogenerated with an reduction reaction (ORR). However, the multiple active intermediates involved in ORR catalyzed complex nanomaterials lead to recognizing role of ROS still elusive. Moreover, suffering from absence direct electrochemical oxidation luminol at cathode and poor transformation efficiency O2 ROS, weak cathodic ECL emission is often neglected. Herein, owing tunable...
Abstract Single‐atom catalysts (SACs) feature the maximum atom economy and superior performance for various catalysis fields, attracting tremendous attention in materials science. However, conventional synthesis of SACs involves high energy consumption at temperature, complicated procedures, a massive waste metal species, poor yields, greatly impeding their development. Herein, facile dangling bond trapping strategy to construct under ambient conditions from easily accessible bulk metals...
Cu-based catalysts have been widely applied in electroreduction of carbon dioxide (CO2 ER) to produce multicarbon (C2+ ) feedstocks (e.g., C2 H4 ). However, the high energy barriers for CO2 activation on Cu surface is a challenge catalytic efficiency and product selectivity. Herein, we developed an situ *CO generation spillover strategy by engineering single Ni atoms pyridinic N-enriched support with sodalite (SOD) topology (Ni-SOD/NC) that acted as donor feed adjacent nanoparticles (NPs)...
Abstract Lithium metal‐based batteries (LMBs) have garnered significant attention due to their exceptional energy density and lightweight characteristics. However, the electrochemical performance of LMBs often falls short, particularly in extreme temperature conditions. To address these challenges, development electrolytes capable withstanding wide ranges has emerged as a highly promising strategy for enhancing operational capabilities LMB across diverse weather This comprehensive review...
Abstract The Ni‐rich layered oxide cathode is pushing the frontier of battery powered electric vehicles toward longer driving range and lower cost, whilst facing a major challenge with compromised cycle life thermal robustness. It well recognized that irreversible oxygen evolution at cathode‐electrolyte interphase critical to electrochemical stability cathode. Herein, combining experiments density functional theory (DFT) calculations, authors focus on manipulating solve performance...
CO2 utilization and conversion are of great importance in alleviating the rising concentration atmosphere. Here, a single-atom catalyst (SAC) is reported for electrochemical both aqueous aprotic electrolytes. Specifically, atomically dispersed Mn-N4 sites embedded bowl-like mesoporous carbon particles with functionalization epoxy groups second coordination spheres. Theoretical calculations suggest that near site adjust electronic structure reduced reaction energy barriers electrocatalytic...
Abstract Atomically dispersed iron–nitrogen–carbon (FeNC) catalysts have sparked great interest by virtue of the highly active isolated FeN 4 sites. The with pyrolysis treatment usually induce inevitable sites agglomeration, leading to fast degradation in catalytic activity. Herein, a pre‐coordinated protection strategy is proposed eliminate aggregation Fe atoms suppressing thermal migration during process. To this end, S atom introduced into graphitic support enhancing metal‐support...
Increasing the upper cut-off voltage of LiCoO2 (LCO) is one most efficient strategies to gain high-energy density for current lithium-ion batteries. However, surface instability expected be exaggerated with increasing arising from high reactivity between delithiated LCO and electrolytes, leading serious safety concerns. This work aimed construct a physically chemically stable phosphate-rich cathode-electrolyte interface (CEI) on particles mitigate this issue. CEI generated during...
Electrochemical oxygen evolution reaction (OER) kinetics are heavily correlated with hybridization of the transition metal d-orbital and intermediate p-orbital, which dictates barriers adsorption/desorption on active sites catalysts. Herein, a strategy is developed involving strain engineering coordination regulation to enhance Ni 3d O 2p orbitals, as-synthesized Ni-2,6-naphthalenedicarboxylic acid metal-organic framework (DD-Ni-NDA) nanosheets deliver low OER overpotential 260 mV reach 10...