A5100740747- X-ray Diffraction in Crystallography
- Crystallization and Solubility Studies
- Metal-Organic Frameworks: Synthesis and Applications
- Magnetism in coordination complexes
- Advancements in Battery Materials
- Advanced Battery Materials and Technologies
- Data Management and Algorithms
- Metal complexes synthesis and properties
- Polyoxometalates: Synthesis and Applications
- MXene and MAX Phase Materials
- Layered Double Hydroxides Synthesis and Applications
- Crystallography and molecular interactions
- Advanced Photocatalysis Techniques
- Covalent Organic Framework Applications
- Lanthanide and Transition Metal Complexes
- Supercapacitor Materials and Fabrication
- Advanced battery technologies research
- Advanced Computational Techniques and Applications
- Luminescence Properties of Advanced Materials
- Advanced Nanomaterials in Catalysis
- HVDC Systems and Fault Protection
- Silicon Carbide Semiconductor Technologies
- Nanocluster Synthesis and Applications
- Electrocatalysts for Energy Conversion
- Advanced Sensor and Energy Harvesting Materials
Guangdong University of Technology
2022-2024
Northeast Electric Power University
2011-2024
Huazhong University of Science and Technology
2024
Beijing University of Chemical Technology
2023
China Three Gorges University
2023
Kunming University of Science and Technology
2016-2023
Jilin University
2004-2023
Changzhou University
2023
Sichuan University
2023
Anhui University
2023
Abstract Fabricating metal boride heterostructures and deciphering their interface interaction mechanism on accelerating polysulfide conversion at atomic levels are meaningful yet challenging in lithium–sulfur batteries (LSBs). Herein, novel highly‐conductive binary sulfiphilic NbB 2 ‐MXene elaborately designed with spontaneous built‐in electric field (BIEF) via a simple one‐step borothermal reduction strategy. Experimental theoretical results reveal that Nb B atoms can chemically bond...
Layer-structured bismuth (Bi) is an attractive anode for Na-ion and K-ion batteries due to its large volumetric capacity suitable redox potentials. However, the cycling stability rate capability of Bi are restricted by volume expansion sluggish Na/K-storage kinetics. Herein, a structural dimensionality reduction strategy proposed developed converting 2D-layer-structured into quasi-1D structured NiBi3 with enhanced reaction kinetics reversibility realize high-rate stable performance Na/K-ion...
A general affinity/ionic radius ( E / r ) rule as the selection criteria of cation dopants for designing efficient doped Li–S catalysts is proposed, and a low value cations greatly promotes sulfur redox in batteries.
Developing efficient heterojunction electrocatalysts and uncovering their atomic-level interfacial mechanism in promoting sulfur-species adsorption-electrocatalysis are interesting yet challenging lithium-sulfur batteries (LSBs). Here, multifunctional SnS2 -MXene Mott-Schottky heterojunctions with built-in electric field (BIEF) developed, as a model to decipher BIEF effect for accelerating synergistic of bidirectional sulfur conversion. Theoretical experimental analysis confirm that because...
Ultra-thick, dense alloy-type anodes are promising for achieving large areal and volumetric performance in potassium-ion batteries (PIBs), but severe volume expansion as well sluggish ion electron diffusion kinetics heavily impede their widespread application. Herein, we design highly (3.1 g cm–3) Ti3C2Tx MXene graphene dual-encapsulated nano-Sb monolith architectures (HD-Sb@Ti3C2Tx-G) with high-conductivity elastic networks (1560 S m–1) compact dually encapsulated structures, which exhibit...
Highly N-rich triazine-based COFs as a multiple lithiophilic SEI layer is designed via in situ interface engineering, which induces uniform Li + flux and plating/stripping, decreases the migration barrier, suppresses Li-dendrite growth.
The inferior cycling stabilities or low capacities of 2D Sb Bi limit their applications in high-capacity and long-stability potassium/lithium-ion batteries (PIBs/LIBs). Therefore, integrating the synergy high-stability to fabricate binary alloys is an intriguing challenging endeavor. Herein, a series novel SbBi with different atomic ratios are fabricated using simple one-step co-replacement method. Among these alloys, 2D-Sb
Abstract Developing cost‐effective, durable bifunctional electrocatalysts is crucial but remains challenging due to slow hydrogen/oxygen evolution reaction (HER/OER) kinetics in water electrolysis. Herein, a combined engineering strategy of phosphorous vacancy (V p ) and spontaneous built‐in electric field (BIEF) proposed design novel highly‐conductive Co‐doped MoP@MXene heterostructures with ‐Co‐MoP@MXene). Wherein, Co doping regulates the surface electronic structure charge re‐distribution...
A novel two-dimensional Co-MOF material {[Co(dptz)2(oba)2]·(DMF)2}n is prepared using mixed organic ligands, which exhibits both OER (oxygen evolution reaction) and HER (hydrogen catalytic performance. The integration of an Fe dopant amorphous interface into to improving the electrocatalytic performance pristine MOFs (metal-organic frameworks) demonstrated origin remarkable catalyst elucidated. comprehensive characterization data Fe@Co-MOFs illustrate that there a crystallinity transition...
Carbonaceous materials have been considered the most promising anode in sodium-ion batteries (SIBs) due to their low cost, good electrical conductivity, and structural stability. The main challenge of carbonaceous anodes prior commercialization is initial coulomb efficiencies, derived from a lack an efficient technique reveal fundamental comprehension sodium storage mechanisms. Here, direct observation quasi-Na metallic clusters during cycling through situ XRD reported. By means such...
The tremendous volume change and severe pulverization of micro-sized Sb anode generate no stable capacity in potassium-ion batteries (PIBs). honeycomb-like porous structure provides free spaces to accommodate its expansion offers efficient ion transport, yet complex synthesis low yield limits large-scale application. Here, a green, scalable template-free method for designing 3D interconnected (porous-Sb) is proposed. Its formation mechanism also verified. Under hydrothermal conditions,...
DC–DC modular multilevel converter (DC–DC MMC) with the medium-frequency or high-frequency interlinked transformer is an attractive candidate for high-voltage-direct-current system and DC grid. This study proposes phase-shifted modulation MMC, aiming to reduce switching losses, minimise computational burdens obtain satisfactory performance. According features of least but necessary control parameters are extracted, their cycles also properly designed adapt digital implementation. Then,...
Equipped with staggered gap p-n heterojunctions, a new paradigm of photocatalysts based on hierarchically structured nano-match-shaped heterojunctions (NMSHs) Cu₂S quantum dots (QDs)@ZnO nanoneedles (NNs) are successfully developed via engineering the successive ionic layer adsorption and reaction (SILAR). Under UV visible light illumination, photocatalytic characteristics Cu₂S@ZnO different loading amounts QDs evaluated by corresponding degradation rhodamine B (RhB) aqueous solution. The...
In this study, the three-dimensional (3D) flowerlike porous Fe3O4 microcrystals were prepared by a self-assembly approach with assistance of ethylene glycol (EG). The generation mechanism 3D was revealed through controlling parameters hydrothermal reaction time, molar mass urea, and calcination temperature. proposed exhibited superparamagnetic behaviors high saturation magnetization (i.e., up to 73.1 emu·g–1) at room Fe3O4–Au magnetic composites (MCs) further seed deposition process, surface...