A5055765819- Advanced Battery Materials and Technologies
- Advancements in Battery Materials
- Advanced battery technologies research
- Advanced Photocatalysis Techniques
- Advanced Battery Technologies Research
- Conducting polymers and applications
- Electrocatalysts for Energy Conversion
- Fuel Cells and Related Materials
- Chemical Synthesis and Characterization
- Extraction and Separation Processes
- Estrogen and related hormone effects
- Breast Cancer Treatment Studies
- Electrochemical Analysis and Applications
- Copper-based nanomaterials and applications
- Advanced Breast Cancer Therapies
- Layered Double Hydroxides Synthesis and Applications
- Polyoxometalates: Synthesis and Applications
Qingdao University of Science and Technology
2024-2025
Qingdao Center of Resource Chemistry and New Materials
2024
Nankai University
2021-2022
Ocean University of China
2018-2019
Li–O2 batteries are considered the ultimate energy storage technology for their potential to store large amounts of electrical in a cost-effective and simple platform. Large overpotentials formation oxidation Li2O2 during discharging charging have thus far confined this scientific curiosity. Herein, we consider role catalytic intervention reversibility cathode reactions find that semiconducting metal–organic polymer nanosheets composed cobalt-tetramino-benzoquinone (Co-TABQ) function as...
Aprotic Li-O2 batteries have attracted extensive attention in the past decade owing to their high theoretical energy density; however, they are obstructed by sluggish reaction kinetics at cathode and large voltage hysteresis. We regulate spin state of partial Ni2+ metal centers (t2g6 eg2 ) conductive nickel catecholate framework (NiII -NCF) nanowire arrays high-valence Ni3+ eg1 for NiIII -NCF. The spin-state modulation enables enhanced nickel-oxygen covalency -NCF, which facilitates electron...
Li-O2 batteries have aroused considerable interest in recent years, however they are hindered by high kinetic barriers and large overvoltages at cathodes. Herein, a step-scheme (S-scheme) junction with hematite on carbon nitride (Fe2 O3 /C3 N4 ) is designed as bifunctional catalyst to facilitate oxygen redox for visible-light-involved battery. The internal electric field interfacial Fe-N bonding the heterojunction boost separation directional migration of photo-carriers establish spatially...
Non-aqueous Li-O2 batteries have aroused considerable attention because of their ultrahigh theoretical energy density, but they are severely hindered by slow cathode reaction kinetics and large overvoltages, which closely associated with the discharge product Li2O2. Herein, hexagonal conductive metal-organic framework nanowire arrays nickel-hexaiminotriphenylene (Ni-HTP) quadrilateral Ni-N4 units synthesized to incorporate Ru atoms into its skeleton for NiRu-HTP. The atomically dispersed...
Developing earth-rich highly efficient nonprecious electrocatalysts for hydrogen evolution reaction (HER) has become of great significance sustainable energy technology. Herein, novel nickel foam (NF) supported porous featherlike NiCoP (PF-NiCoP/NF) nanoarrys are constructed by a successive hydrothermal and phosphidation way. Simultaneously, their three-dimensional (3D) morphology, the holey structure, conductive substrate favorable enhanced specific surface area, electron mass transfer,...
Aprotic lithium-oxygen (Li-O2) batteries have gained extensive interest in the past decade, but are plagued by slow reaction kinetics and induced large-voltage hysteresis. Herein, we use a plasmonic heterojunction of Au nanoparticle (NP)-decorated C3N4 with nitrogen vacancies (Au/NV-C3N4) as bifunctional catalyst to promote oxygen cathode reactions visible light-responsive Li-O2 battery. The on NV-C3N4 can adsorb activate O2 molecules, which subsequently converted Li2O2 discharge product...
Aprotic Li-O2 batteries are a promising energy storage technology, however severe side reactions during cycles lead to their poor rechargeability. Herein, highly reactive singlet oxygen (1O2) is revealed generate in both the discharging and charging processes deterimental battery stability. Electron-rich triphenylamine (TPA) demonstrated as an effective quencher electrolyte mitigate 1O2 its associated parasitic reactions, which has tertiary amine phenyl groups manifest excellent...
Abstract The electric double layer (EDL) at the electrode/electrolyte interface plays a crucial role to electrochemical reactions of zinc ion batteries. For Zn anode, EDL consists H 2 O dipoles, which can cause corrosion and passivation. Herein, localized electronic‐rich (LER) structure performing as soild electrolyte interphase (SEI) changes electron distribution, leading rapid capture 2+ , thus promoting desolvation cH shell. Moreover, LER generates an electrostatic repulsion effect SO 4...
Abstract Although the ultrahigh theoretical energy density and cost‐effectiveness, lithium–sulfur (Li‐S) batteries suffer from sluggish conversion kinetics shuttling effect of soluble lithium polysulfides (LiPSs). Herein, conductive hexagonal cobalt‐organic framework (Co‐HTP) nanosheets are anchored in situ on carboxyl graphene (CG) substrates serve as host catalysts to modulate polysulfide redox. Substantial characterizations identify that local coordination environment quadrilateral Co–N 4...
Abstract Li–O 2 batteries have aroused considerable interest in recent years, however they are hindered by high kinetic barriers and large overvoltages at cathodes. Herein, a step‐scheme (S‐scheme) junction with hematite on carbon nitride (Fe O 3 /C N 4 ) is designed as bifunctional catalyst to facilitate oxygen redox for visible‐light‐involved battery. The internal electric field interfacial Fe−N bonding the heterojunction boost separation directional migration of photo‐carriers establish...
Abstract High redox kinetic barriers and the severe shuttle effect of lithium polysulfides (LiPSs) are two primary challenges for practical deployment lithium‐sulfur (Li–S) batteries. Herein, highly dispersed Co nanoparticles embedded into S, N co‐doped hollow chained carbon sphere (Co@SNC) well‐designed prepared served as an effective host catalyst Li–S Doped S‐atoms can effectively modulate electronic metal‐support interaction between matrix, which induces charge redistribution increased...
During seawater electrolysis, chloride ion (Cl–) adsorption at the anode leads to an inevitable competitive oxidation reaction (ClOR) with oxygen evolution (OER), compromising long-term stability of electrolysis process. Furthermore, Ni-based OER electrocatalysts are challenged by activity degradation due overoxidation Ni3+. In response, we present a design oxygen-vacancy-regulated asymmetric Nb–O–Ni bonds aimed selective oxidation. The experimental and in situ characterization results...
A conductive CoZn-based MOF (CoZn-HTP) with hollow nanocage structures was prepared to suppress polysulfide shuttling and improve sulfur utilization cycling stability.
The Ni<sub>3</sub>S<sub>2</sub>/VO<sub>2</sub> core/shell nanoarray exhibits outstanding catalytic activities rendered by the synergistic effects of 1D morphology, enriched holes, exposed interfaces and conductive substrate.
Abstract Aprotic Li−O 2 batteries have attracted extensive attention in the past decade owing to their high theoretical energy density; however, they are obstructed by sluggish reaction kinetics at cathode and large voltage hysteresis. We regulate spin state of partial Ni 2+ metal centers ( t 2g 6 e g ) conductive nickel catecholate framework (Ni II ‐NCF) nanowire arrays high‐valence 3+ 1 for III ‐NCF. The spin‐state modulation enables enhanced nickel–oxygen covalency ‐NCF, which facilitates...
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