A5084254661- Advancements in Battery Materials
- Advanced Battery Materials and Technologies
- Supercapacitor Materials and Fabrication
- Advanced Battery Technologies Research
- Advanced battery technologies research
- Extraction and Separation Processes
- Transition Metal Oxide Nanomaterials
- Electrocatalysts for Energy Conversion
- Graphene research and applications
- Semiconductor materials and devices
- Perovskite Materials and Applications
- MXene and MAX Phase Materials
- Conducting polymers and applications
- Gas Sensing Nanomaterials and Sensors
- Layered Double Hydroxides Synthesis and Applications
- Quantum Dots Synthesis And Properties
- Catalytic Processes in Materials Science
- Covalent Organic Framework Applications
- Polyoxometalates: Synthesis and Applications
- Thermal Expansion and Ionic Conductivity
- ZnO doping and properties
- Analytical Chemistry and Sensors
- Hemoglobinopathies and Related Disorders
- Iron Metabolism and Disorders
- Chalcogenide Semiconductor Thin Films
Central South University
2016-2025
State Key Laboratory of Powder Metallurgy
2020-2025
Berry Oncology (China)
2022-2025
Institute of Metallurgy
2025
Genomics (United Kingdom)
2024
Hebei Agricultural University
2022
State Council of the People's Republic of China
2018-2021
Nanjing Tech University
2020-2021
Alibaba Group (China)
2021
The Synergetic Innovation Center for Advanced Materials
2020
Abstract Aqueous rechargeable Zn metal batteries have attracted widespread attention due to the intrinsic high volumetric capacity, low cost, and safety. However, Coulombic efficiency limited lifespan of anodes resulting from uncontrollable growth dendrites impede their practical application. In this work, a 3D interconnected ZnF 2 matrix is designed on surface foil (Zn@ZnF ) through simple fast anodic method, serving as multifunctional protective layer. The as‐fabricated Zn@ZnF electrode...
By employing microwave irradiation as a heat source, magnetite/graphene composites were synthesized by depositing Fe3+ in the interspaces of graphene sheets. The Fe3O4 nanoparticles dispersed on As anode materials for lithium ion batteries, they showed high reversible capacities, well significantly enhanced cycling performances (about 650 mA h g−1 after 50 cycles) and rate capabilities (350 at 5 C). enhancement could be attributed to sheets, which served electron conductors buffers. Our...
NiCo2O4 with higher specific capacitance is an excellent pseudocapacitive material. However, the bulk material prevents achievement of high energy desity and great rate performance due to limited electroactive surface area. In this work, nanosheet arrays were deposited on flexible carbon fabric (CF) as a high-performance electrode for supercapacitors. The constructed by interconnected ultrathin nanosheets (10 nm) many interparticle pores. porous feature increases amount sites facilitates...
In this paper, three dimensional (3D) uniform ZnCo-glycolate precursor microspheres composed of nanosheets were successfully synthesized via a facile ethylene glycol (EG) mediated solvothermal method. Through moderate calcination the as-synthesized precursor, they could be converted into mesoporous ZnCo2O4 with surrounding nanoparticles. The obtained samples systematically characterized by X-ray powder diffraction (XRD), scanning electron microscopy (SEM), transmission (TEM), photoelectron...
A zwitterionic additive ( l -CN) with a positively charged quaternary ammonium site and multifunctional polar groups was employed to achieve ultralong-life Zn-ion batteries.
Abstract Critical drawbacks, including sluggish redox kinetics and undesirable shuttling of polysulfides (Li 2 S n , = 4–8), seriously deteriorate the electrochemical performance high‐energy‐density lithium–sulfur (Li–S) batteries. Herein, these challenges are addressed by constructing an integrated catalyst with dual active sites, where single‐atom (SA)‐Fe polar Fe N co‐embedded in nitrogen‐doped graphene (SA‐Fe/Fe N@NG). The SA‐Fe, plane‐symmetric Fe‐4N coordination, N, triangular...
Two-step redox reactions (Mn(<sc>ii</sc>) ions ⇌ ZnMn<sub>2</sub>O<sub>4</sub> spinel layered Zn-birnessite) during the charge–discharge process.
Ameliorating the interfacial issues of zinc anode, particularly dendrite growth and electrode corrosion, is imperative for rechargeable metal batteries. Herein, an electrochemical-inert liquid gallium–indium alloy coating designed toward inspired by gallium–indium–zinc phase diagram. This unique prefers inward-deposition Zn underneath assisted ultrafast mass/charge transport when charging. Moreover, corrosion modified anode improved as well, depiciting a hydrogen-evolution reaction...
Aqueous Zn metal batteries suffer from rapid cycling deterioration due to the severe water corrosion and dendrite growth on anodes. Herein, a highly antiwater Znx-diethylenetriaminepenta(methylene-phosphonic acid) interface layer with good zinc affinity special nanoscaled 3D granular structure is designed address these problems. Experimental results combined theoretical analysis COMSOL simulations reveal that hydrophobic groups in such Zn-based organic complex are decisive factor preventing...
Solid-state polymer electrolytes (SPEs) with high ionic conductivity are desirable for next generation lithium- and sodium-ion batteries enhanced safety energy density. Nanoscale fillers such as alumina, silica, titania nanoparticles known to improve the conduction of SPEs enhancement is more favorable nanofillers a smaller size. However, aggregation nanoscale in limits particle size reduction and, turn, hinders improvement. Here, novel poly(ethylene oxide) (PEO)-based nanocomposite...
Abstract The practical application of aqueous zinc batteries (AZBs) is significantly limited by the poor reversibility anodes, including rampant dendrite growth and severe interfacial side‐reactions. Herein, trace hexamethylenetetramine (HMTA) additive with a lone‐pair‐electron containing heterocycle introduced for Zn metal anode protection. Specifically, added HMTA can change solvated structure strong interaction ions, preferentially absorb on surface to in situ establish an unique...
The <italic>in situ</italic> formed AgZn<sub>3</sub> alloy on the Zn@Ag anode can facilitate uniform zinc deposition and enhance electrochemical performance of ZIBs.
Abstract Building an artificial interphase layer for tackling uncontrollable Zn dendrites and serious side reactions is a highly desirable strategy, but it often hampered by the limited 2+ transport. Here, stable fluorine‐doped amorphous carbon (CF) constructed on Cu current collector (CF‐Cu) via facile carbonization treatment of fluoropolymer coating to realize underlying deposition. As evidenced experimentally theoretically, this inorganic CF with ionic conductivity electronic insulation...
Abstract High energy density lithium metal batteries (LMBs) are promising next‐generation storage devices. However, the uncontrollable dendrite growth and huge volume change limit their practical applications. Here, a new Mg doped Li–LiB alloy with in situ formed lithiophilic 3D LiB skeleton (hereinafter called Li–B–Mg composite) is presented to suppress Li mitigate change. The exhibits superior conductive characteristics, which contributes reduction of local current homogenization incoming...
Abstract Ni–Fe bimetallic electrocatalysts are expected to replace existing precious metal catalysts for water splitting and achieve industrial applications due their high intrinsic activity low cost. However, the mechanism by which Ni Fe species synergistically enhance catalytic remains obscure, still needs further in‐depth study. In this study, a highly active bi‐functional electrocatalyst of 2 P/FeP heterostructures is constructed on foam (Ni P/FeP‐FF), clearly illustrating effect oxygen...
Lithium metal is a promising anode for high-energy-density lithium batteries, but its practical application still hindered by intrinsic defects such as infinite volume expansion and uncontrollable dendrite growth. Herein, dendrite-free 3D composite Li ([email protected]) prepared mechanical rolling of lithiophilic LiB nanofibers supported Li–B lithiophobic stainless-steel mesh (SSM). Featuring hierarchical lithiophilic–lithiophobic dual-skeletons, the [email protected] shows an ultrahigh...
Lithium (Li) metal anodes have the highest theoretical capacity and lowest electrochemical potential making them ideal for Li batteries (LMBs). However, dendrite formation on anode impedes proper discharge practical cycle life of LMBs, particularly in carbonate electrolytes. Herein, we developed a reactive alternative polymer named P(St-MaI) containing carboxylic acid cyclic ether moieties which would situ form artificial polymeric solid electrolyte interface (SEI) with Li. This SEI can...
The commercialization pace of aqueous zinc batteries (AZBs) is seriously limited due to the uncontrolled dendrite growth and severe corrosion reaction anode. Herein, a universal extendable saturated fatty acid-zinc interfacial layer strategy for modulating redox process toward ultrastable Zn metal anodes proposed. in situ complexing interphases could construct an extremely thin compound with continuously constructed zincophilic sites which kinetically regulates nucleation deposition...
As promising candidates for aqueous metal batteries, zinc‐ion batteries (ZIBs) have attracted more attention due to their superior safety, low cost, and environmentally benign characteristics. Solvent water plays a double‐edged sword role that cannot be ignored in the electrochemical performance long cycling stability of batteries. The hydrated zinc ions solvated structure can boost diffusion kinetics ions, whereas released active molecules during desolvation lead notorious hydrogen...
Abstract The inferior shuttle effect of intermediate lithium polysulfides and the sluggish kinetics sulfur redox reaction are two serious puzzles for application lithium–sulfur batteries. Herein, energy band alignment is combined with oxygen vacancies engineering to obtain TiO 2 anatase/rutile homojunction (A/R‐TiO ) effective immobilization high‐efficiency catalytic conversion polysulfides. Theoretical calculations experiments reveal that near perfect in A/R‐TiO conducive fluent charge...