A5088548503- Advancements in Battery Materials
- Advanced Battery Materials and Technologies
- Supercapacitor Materials and Fabrication
- Perovskite Materials and Applications
- Advanced Battery Technologies Research
- Advanced Photocatalysis Techniques
- Quantum Dots Synthesis And Properties
- Conducting polymers and applications
- TiO2 Photocatalysis and Solar Cells
- MXene and MAX Phase Materials
- Advanced battery technologies research
- Extraction and Separation Processes
- Advanced Nanomaterials in Catalysis
- Organic Electronics and Photovoltaics
- Metal-Organic Frameworks: Synthesis and Applications
- Semiconductor materials and devices
- Chalcogenide Semiconductor Thin Films
- ZnO doping and properties
- 2D Materials and Applications
- Electrospun Nanofibers in Biomedical Applications
- Inorganic Chemistry and Materials
- Organic Light-Emitting Diodes Research
- Nanomaterials for catalytic reactions
- Copper-based nanomaterials and applications
- Solar-Powered Water Purification Methods
Soochow University
2022-2025
National University of Defense Technology
2017-2025
Dalian Maternal and Child Health Hospital
2025
Shanghai University
2015-2025
Beihang University
2021-2024
Hebei University
2023-2024
Southeast University
2022-2024
China Academy of Printing Technology
2021
Beijing Institute of Graphic Communication
2021
University of Washington
2018
Abstract Metallic-phase MoS 2 (M-MoS ) is metastable and does not exist in nature. Pure stable M-MoS has been previously prepared by chemical synthesis, to the best of our knowledge. Here we report a hydrothermal process for synthesizing two-dimensional nanosheets water. The metal–metal Raman stretching mode at 146 cm −1 structure, as predicted theoretical calculations, experimentally observed. stability associated with adsorption monolayer water molecules on both sides nanosheets, which...
Highly uniform core/double-shell-structured β-NaYF4:Er3+,Yb3+@SiO2@TiO2 hexagonal sub-microprisms are prepared and employed in dye-sensitized solar cells (DSCs) internally. This work paves a facile way to enable the most-efficient upconversion material (β-NaYF4:Er3+,Yb3+) be used as scattering centers photoelectrode of DSC.
Solution processable flexible transparent electrodes (FTEs) are urgently needed to boost the efficiency and mechanical stability of organic solar cells (OSCs) on a large scale. However, how balance optoelectronic properties meanwhile achieve robust behavior FTEs is still huge challenge. Silver nanowire (AgNW) electrodes, exhibiting easily tuned optoelectronic/mechanical properties, attracting considerable attention, but their poor contacts at junction site AgNWs increase sheet resistance...
Rationally constructing inexpensive sulfur hosts that have high electronic conductivity, large void space for sulfur, strong chemisorption, and rapid redox kinetics to polysulfides is critically important their practical use in lithium-sulfur (Li-S) batteries. Herein, we designed a multifunctional host based on yolk-shelled Fe2N@C nanoboxes (Fe2N@C NBs) through strategy of etching combined with nitridation high-rate ultralong Li-S The highly conductive carbon shell physically confines the...
Abstract Despite their high theoretical energy density, lithium–sulfur (Li–S) batteries are hindered by practical challenges including sluggish conversion kinetics and shuttle effect of polysulfides. Here, a nitrogen‐doped continuous porous carbon (CPC) host anchoring monodispersed sub‐10 nm FeS 2 nanoclusters (CPC@FeS ) is reported as an efficient catalytic matrix for sulfur cathode. This shows strong adsorption polysulfides, promising the inhibition polysulfide promoted initial stage...
Abstract Despite their ultrahigh specific capacity, lithium‐rich layered oxide cathodes are still plagued by challenges such as poor cycle stability and notorious voltage decay, which primarily attributed to surface issues the release of lattice oxygen interfacial side reactions. In this study, a facial strategy gradient fluorination is adopted construct thin but robust LiF‐rich cathode electrolyte interface (CEI), highly enhancing oxides. Experimental results theoretical calculations both...
Synergistic effects of lead chloride and phenethylammonium suppress the phase segregation non-radiative recombination in 1.73 eV wide- E g perovskite solar cells (PSCs), leading to a significantly reduced V OC -deficit 0.418 V.
Abstract Solar‐driven interfacial evaporation (SDIE) is a highly promising approach to achieve sustainable desalination and tackle the global freshwater crisis. Despite advancements in this field, achieving balanced thermal localization salt resistance remains challenge. Herein, study presents 3D hierarchical porous ceramic platform for SDIE applications. The utilized alumina foam ceramics (AFCs) exhibit remarkable corrosion chemical stability, ensuring prolonged operational lifespan...
Abstract High‐boiling‐point nonhalogenated solvents are superior to produce large‐area organic solar cells (OSCs) in industry because of their wide processing window and low toxicity; while, these with slow evaporation kinetics will lead excessive aggregation state‐of‐the‐art small molecule acceptors (e.g. L8‐BO), delivering serious efficiency losses. Here, a heterogeneous nucleating agent strategy is developed by grafting oligo (ethylene glycol) side‐chains on L8‐BO (BTO‐BO). The formation...
We present a simple and scalable surface chemical approach of spraying dilute DFFSA solution on the Li to eliminate native passivation layer form multi-component SEI, enabling stable cycling 460 W h kg −1 metal pouch cell.
The hydrogen evolution reaction in an alkaline environment using a non‐precious catalyst with much greater efficiency represents critical challenge research. Here, robust and highly active system for solution is reported by developing MoS 2 nanosheet arrays vertically aligned on graphene‐mediated 3D Ni networks. catalytic activity of the nanostructures found to increase orders magnitude as compared networks without . nanosheets grow surface graphene employing...
Abstract High‐voltage LiCoO 2 (LCO) attracts great interest due to its high theoretical capacity, however, the aggravated oxygen redox, Co dissolution, and lattice degradation at voltage potentially induce instability of crystal structural cathode–electrolyte interphase, can ultimately lead severe capacity fading. Herein, a design strategy spin modulation is presented stabilize surface bulk structure commercial (C‐LCO). The prepared high‐spin state via field elevates Co─O band gap,...
ABSTRACT In military reserve power supplies, there is an urgent need for superior secondary batteries to replace conventional primary batteries, and lithium‐ion (LIBs) emerge as one of the best choices due their exceptional performance. The life LIBs includes cycle calendar life, with spanning from years decades. Accurate prediction crucial optimizing deployment maintenance in applications. Model‐based prognostics are usually established estimate using accelerated aging methods under various...
Abstract Micron‐sized SiO‐based materials have attracted extensive attention in lithium‐ion batteries due to high theoretical capacity and low‐cost. However, their development is seriously hampered by the large volume change low conductivity of SiO. Herein, combining prediction with biomimetics‐driven design concept, a unique chloroplast‐like SiO@N‐doped carbon‐carbon coated SnO 2 (denoted as SiO‐NC@SnO ‐C) integrative composite presented through facile one‐pot hydrothermal route. The...
Cobalt-free spinel LiNi0.5Mn1.5O4 (LNMO) positive electrodes, promise high energy density when coupled with lithium negative due to the discharge voltage platform. However, intrinsic dissolution of Mn in electrode, electrolyte decomposition at voltage, and dendrite growth on severely compromise cycling stability, limiting practical application. Herein, we propose ferrocene hexafluorophosphate as an additive achieve dynamic doping Fe3+ electrodes during electrochemical cycling. Furthermore,...
A range of complementary techniques was used to explore the physical mechanisms Ag doping in ZnO nanowires obtained by a low-temperature electrochemical process. Cyclic voltammetry analysis employed demonstrate ability modify electrochemistry and turn growth environment generating amenable conditions for p-type doping. Both X-ray photoelectron spectroscopy calculations using density functional theory (DFT) showcase that principal impurity is substitution Zn (AgZn). The also indicate AgZn...
Control over porosity and exposed highly reactive facets is challenging in the area of materials science. Materials with high reactivity are favorable candidates catalysis energy storage. Here we demonstrate a facile template-free route to synthesize nanoporous LiMn2O4 nanosheets composed single-crystalline nanorods {111} via an situ lithiation ultrathin MnO2 nanosheets. Nearly 100% initial capacity can be retained after 500 cycles at 1C discharge rate using as cathode, whereas 25C,...
We report the design of a novel 3D conductive network structure (CNTs/Co–NC) and its application as sulfur host for Li–S batteries.
Recently, poor security in conventional liquid electrolytes and high interfacial resistance at the electrode/electrolyte interface are most challenging barriers for expanded application of lithium batteries. In this regard, easy processing flexible composite ionic gel polymer (ILGPEs) supported by Li1.5Al0.5Ge1.5(PO4)3 (LAGP) fabricated investigated. The electrolyte is effectively combined with good electrochemical performances thermal safety. Among these, effects different types fillers...