A5100399502- Magnetic and transport properties of perovskites and related materials
- Advanced Condensed Matter Physics
- Multiferroics and related materials
- Ferroelectric and Piezoelectric Materials
- 2D Materials and Applications
- Electronic and Structural Properties of Oxides
- Thermal Expansion and Ionic Conductivity
- Physics of Superconductivity and Magnetism
- Rare-earth and actinide compounds
- MXene and MAX Phase Materials
- Advanced Battery Materials and Technologies
- Advanced Thermoelectric Materials and Devices
- Iron-based superconductors research
- ZnO doping and properties
- Magnetic properties of thin films
- Advancements in Battery Materials
- Supercapacitor Materials and Fabrication
- Topological Materials and Phenomena
- Microwave Dielectric Ceramics Synthesis
- Magnetic Properties and Synthesis of Ferrites
- Copper-based nanomaterials and applications
- Quantum and electron transport phenomena
- Dielectric properties of ceramics
- Transition Metal Oxide Nanomaterials
- Graphene research and applications
Institute of Solid State Physics
2016-2025
Chinese Academy of Sciences
2016-2025
High Magnetic Field Laboratory
2016-2025
Collaborative Innovation Center of Advanced Microstructures
2016-2025
Nanjing University
2016-2025
Hefei Institutes of Physical Science
2015-2025
Shanghai Academy of Social Sciences
2025
Drug Discovery Laboratory (Norway)
2025
Southern Medical University
2025
Shanghai Institute of Materia Medica
2025
Abstract 2D/2D heterostructures can combine the collective advantages of each 2D material and even show improved properties from synergistic effects. Transition metal carbide Ti 3 C 2 MXene 1T‐MoS have emerged as attractive prototypes in electrochemistry due to their rich properties. Construction these two materials, well investigation about effects, is absent instability . Here, 3D interconnected networks /Ti heterostructure are constructed by magneto‐hydrothermal synthesis, electrochemical...
The newly emerging monolayer phosphorene was recently predicted to be a promising thermoelectric material. In this work, we propose further enhance the performance of by strain-induced band convergence. effect uniaxial strain on properties investigated using first-principles calculations combined with semi-classical Boltzmann theory. When zigzag-direction is applied, Seebeck coefficient and electrical conductivity in zigzag direction can greatly enhanced simultaneously at critical 5% where...
Significance The ability to electrically control collective electron states is a central goal of materials research and may allow for the development novel devices. 1T-TaS 2 an ideal candidate such devices due existence various charge ordered in its phase diagram. Although techniques have been demonstrated manipulate order , fundamental understanding effects still lacking, methods used are incompatible with device fabrication. By using both high-resolution transmission microscopy electronic...
The increase of a thermoelectric material's figure merit (ZT value) is limited by the interplay transport coefficients. Here we report greatly enhanced performance ZrS2 monolayer biaxial tensile strain, due to simultaneous Seebeck coefficient and decrease thermal conductivity. Based on first-principles calculations combined with Boltzmann theory, predict band gap can be effectively engineered strain significantly increased. conductivity reduced applied phonon softening. At 6%, maximal ZT...
The synthetic process of the NiCoAl-LDH/V<sub>4</sub>C<sub>3</sub>T<sub>x</sub>composite and assembled NiCoAl-LDH/V<sub>4</sub>C<sub>3</sub>T<sub>x</sub>//AC hybrid supercapacitor device.
Abstract 1T phase MoS 2 possesses higher conductivity than the 2H phase, which is a key parameter of electrochemical performance for lithium ion batteries (LIBs). Herein, 1T‐MoS /C hybrid successfully synthesized through facile hydrothermal method with proper glucose additive. The material composed smaller and fewer‐layer nanosheets covered by thin carbon layers an enlarged interlayer spacing 0.94 nm. When it used as anode LIBs, facilitates rapid intercalating deintercalating ions...
The phase-controlled synthesis of metallic and ambient-stable 2D MX2 (M is Mo or W; X S) with 1T octahedral coordination will endow these materials superior performance compared their semiconducting 2H counterparts. We report a clean facile route to prepare 1T-MoS2 1T-WS2 through hydrothermal processing under high magnetic fields. reveal that the as-synthesized are for more than 1 year. Electrochemical measurements show performs much better 2H-MoS2 as anode sodium ion batteries. These...
Abstract Transition metal nitrides (TMNs) are considered as potential electrode materials for high‐performance energy storage devices. However, the structural instability during electrochemical reaction process severely hinders their wide application. A general strategy to overcome this obstacle is fabricate nanocomposite TMNs on conducting substrate. Herein, honeycomb‐like CoN‐Ni 3 N/N‐C nanosheets in situ grown a flexible carbon cloth (CC) via mild solvothermal method with...
Stretchable sweat sensors have become a personalized wearable platform for continuous, noninvasive health monitoring through conformal integration with the human body. Typically, these devices are coupled soft microfluidic systems to control flow during advanced analysis processes. However, implementation of is limited by their high fabrication costs and need skin adhesives block natural perspiration. To overcome limitations, stretchable smart wettable patch has been proposed multiplexed in...
Abstract Stretchable displays that combine light-emitting capabilities with mechanical compliance are essential building blocks of next-generation wearable electronics. However, their widespread applications currently limited by complex device architecture, pixel density, and immature fabrication processes. In this study, we present the design material developments intrinsically stretchable drawing can show arbitrary hand-drawing features. The alternating-current electroluminescent display...
We report on the strain-induced switch between ferromagnetic (FM) and antiferromagnetic (AFM) orderings in 1T-CrX2 (X = Se, Te) monolayers based first-principles calculations. The CrSe2 CrTe2 without strains are found to be AFM FM, respectively. Under biaxial tensile strain, monolayer tends FM when strain is larger than 2%. state further stabilized increased. Moreover, changes half-metallic 10%. While for monolayer, critical at which transition states occurs compressive, of -1%. Relatively...
We performed the angle dependent magnetoresistance (MR), Hall effect measurements, temperature magneto-thermoelectric power (TEP) $S$($T$) and first-principles calculations to study electronic properties of orthorhombic phase $\mathrm{Mo}{\mathrm{Te}}_{2}\phantom{\rule{0.28em}{0ex}}({T}_{d}\ensuremath{-}\mathrm{Mo}{\mathrm{Te}}_{2})$, which was proposed be electronically two dimensional (2D). There are some interesting findings about ${T}_{d}\ensuremath{-}\mathrm{Mo}{\mathrm{Te}}_{2}$. (1) A...
We predict by first principles calculations that the recently prepared borophene is a pristine two-dimensional (2D) monolayer superconductor, in which superconductivity can be significantly enhanced strain and charge carrier doping. The intrinsic metallic ground state with high density of states at Fermi energy strong surface nesting lead to sizeable electron-phonon coupling, making freestanding superconduct $T_c$ close 19.0 K. tensile increase 27.4 K, while hole doping notably 34.8 results...
CrGeTe3 recently emerges as a new two-dimensional (2D) ferromagnetic semiconductor that is promising for spintronic device applications. Unlike CrSiTe3 whose magnetism can be understood using the 2D-Ising model, exhibits smaller van der Waals gap and larger cleavage energy, which could lead to transition of magnetic mechanism from 2D 3D. To confirm this speculation, we investigate critical behavior around second-order paramagnetic-ferromagnetic phase transition. We obtain exponents estimated...
We have performed high-resolution angle-resolved photoemission spectroscopy of layered chalcogenide 1T-Fe(x)Ta(1-x)S(2) which undergoes a superconducting transition in the nearly commensurate charge-density-wave phase (melted Mott phase). found single electron pocket at Brillouin-zone center melted phase, is created by backfolding bands due to superlattice potential charge-density-wave. This appears x region where samples show superconductivity, and destroyed Mott- Anderson-gap opening....
Spin-lattice coupling plays an important role in both formation and understanding of the magnetism two-dimensional magnetic semiconductors (2DMS). In this paper, steady pressure effects on lattice structure, Raman resonances, magnetization a 2DMS Cr2Ge2Te6 have been studied by experiments first principles calculations. It is found that bond length Cr-Cr decreases, angle Cr-Te-Cr diverges from 90°, modes Eg3 Ag1 show increase with application external pressure. Consequently, phase transition...
Transition metal hydro/oxides (TMH/Os) are treated as the most promising alternative supercapacitor electrodes thanks to their high theoretical capacitance due various oxidation states and abundant cheap resources of TMH/Os. However, poor conductivity logy reaction kinetics TMH/Os severely restrict practical application. Herein, hierarchical core-shell P-Ni(OH)2 @Co(OH)2 micro/nanostructures in situ grown on conductive Ni foam (P-Ni(OH)2 /NF) through a facile stepwise hydrothermal process....
Significance Low-dimensional materials, such as 1T-TaS 2 , permit unique phases that arise through electronic and structural reshaping known, respectively, charge-density waves periodic lattice distortions (PLDs). Determining the atomic structure of PLDs is critical toward understanding origin these charge-ordered their effect on properties. Here we reveal microscopic nature at cryogenic room temperature in thin flakes using resolution scanning transmission electron microscopy. Real-space...
MoS2 is a promising anode candidate for high-performance lithium-ion batteries (LIBs) due to its unique layered structure and high specific capacity. However, the poor conductivity unsatisfactory structural stability limit practical application. Recently, new class of 2D materials, V4C3-Mxene, has been found combine metallic conductivity, rich surface chemistries. Herein, facile method developed fabricate V4C3-MXene/MoS2/C nanohybrids. Ultrasmall few-layered nanosheets are uniformly anchored...
Transition-metal dichalcogenides (TMDs) $M{X}_{2}$ $(M=\text{Ti},\text{Nb},\text{Ta};X=\text{S},\text{Se},\text{Te})$ exhibit a rich set of charge density wave (CDW) orders, which usually coexist and/or compete with superconductivity. The mechanisms CDWs and superconductivity in TMDs are still under debate. Here we perform an investigation on typical TMD system, $1T\text{\ensuremath{-}}{\mathrm{TaSe}}_{2\ensuremath{-}x}{\mathrm{Te}}_{x}$ $(0\ensuremath{\le}x\ensuremath{\le}2)$....
1T-MoS<sub>2</sub> with a multilayered structure can be successfully synthesized by magneto-hydrothermal processing for flexible all-solid-state symmetric supercapacitor devices.