A5065334939- Advanced Sensor and Energy Harvesting Materials
- Conducting polymers and applications
- Advancements in Battery Materials
- Advanced battery technologies research
- Advanced Battery Materials and Technologies
- Supercapacitor Materials and Fabrication
- Gas Sensing Nanomaterials and Sensors
- Graphene research and applications
- Analytical Chemistry and Sensors
- Nanofabrication and Lithography Techniques
- Iron-based superconductors research
- 2D Materials and Applications
- MXene and MAX Phase Materials
- Advanced Photocatalysis Techniques
- Advanced Battery Technologies Research
- Molecular Junctions and Nanostructures
- Organic and Molecular Conductors Research
- Topological Materials and Phenomena
- Superconductivity in MgB2 and Alloys
- Electrochemical sensors and biosensors
- Surface Modification and Superhydrophobicity
- Rare-earth and actinide compounds
- CO2 Reduction Techniques and Catalysts
- Nanomaterials and Printing Technologies
- Advanced Memory and Neural Computing
Chinese Academy of Sciences
2015-2024
Technical Institute of Physics and Chemistry
2018-2024
Shihezi University
2024
Beijing National Laboratory for Molecular Sciences
2019-2021
Institute of Physics
2012-2020
National Laboratory for Superconductivity
2012-2019
Peking University Shenzhen Hospital
2014-2018
Peking University
2013-2018
Czech Academy of Sciences, Institute of Physics
2015-2018
Renmin University of China
2007-2012
Weyl semi-metal is the three dimensional analog of graphene. According to quantum field theory, appearance points near Fermi level will cause novel transport phenomena related chiral anomaly. In present paper, we report first experimental evidence for long-anticipated negative magneto-resistance generated by anomaly in a newly predicted time-reversal invariant material TaAs. Clear Shubnikov de Haas oscillations (SdH) have been detected starting from very weak magnetic field. Analysis SdH...
Microplastics have been detected in human stool, lungs, and placentas, which direct exposure to the external environment through various body cavities, including oral/anal cavity uterine/vaginal cavity. Crucial data on microplastic completely enclosed organs are still lacking. Herein, we used a laser infrared chemical imaging system scanning electron microscopy investigate whether microplastics exist heart its surrounding tissues. Microplastic specimens were collected from 15 cardiac surgery...
Abstract A novel method is described for fabricating an all‐solid‐state flexible micro‐supercapacitor. The microelectrodes of the supercapacitor are prepared by in situ electrodeposition polyaniline (PANI) nanorods on surface reduced graphene oxide (rGO) patterns that fabricated micromolding capillaries. morphologies PANI could be controlled concentration aniline and growth time process. micro‐supercapacitor possesses electrochemical capacitance as high 970 F g −1 at a discharge current...
Abstract Two‐dimensional (2D) materials are known to be useful in catalysis. Engineering 3D bulk into the 2D form can enhance exposure of active edge sites, which believed origin high catalytic activity. Reported herein is production “few‐layer” antimony (Sb) nanosheets by cathodic exfoliation. Application this engineering method turns Sb, an inactive material for CO 2 reduction its form, electrocatalyst formate with efficiency. The activity attributed a large number catalytically sites....
Coulombic efficiency (CE) and cycle life of metal anodes (lithium, sodium, zinc) are limited by dendritic growth side reactions in rechargeable batteries. Here, we proposed a concept for constructing an anion concentration gradient (ACG)-assisted solid-electrolyte interphase (SEI) ultrahigh ionic conductivity on anodes, which the SEI layer is fabricated through situ chemical reaction sulfonic acid polymer zinc (Zn) metal. Owing to driving force sulfonate high bulky concentration, promoted...
Aqueous energy-storage systems have attracted wide attention due to their advantages such as high security, low cost, and environmental friendliness. However, the specific chemical properties of water induce problems narrow electrochemical stability window, water-electrode interface reactions, dissolution electrode materials intermediate products. Therefore, new low-cost aqueous electrolytes with different chemistry are required. The nature depends largely on its hydroxyl-based hydrogen...
The photothermal applications of 2D nanomaterials in therapy, water evaporation, thermochemical reactions, light-driven actuators, electrodes, energy storage, wearable heaters and bacterial inhibition.
To explore graphene applications in various fields, the processability of becomes one important key issues, particularly with increasing availability synthetic approaches, because direct dispersion hydrophobic water is prone to forming agglomerates irreversibly. Here, a facile method proposed increase dispersity through noncovalent functionalization water-soluble aromatic electroactive dye, methylene green (MG), during chemical reduction oxide (GO) hydrazine. Atomic force microscopic and...
The recent discovery of superconductivity with a transition temperature (T(c)) at 18 K in K(x)picene has extended the possibility high-T(c) superconductors organic materials. Previous experience based on similar hydrocarbons, like alkali-metal doped phenanthrene, suggested that even higher temperatures might be achieved alkali-metals or alkali-earth-metals such polycyclic-aromatic-hydrocarbons (PAHs), large family molecules composed fused benzene rings. Here we report 33 K-doped...
Micro-supercapacitors are a promising candidate whose reliability and performances struggling to meet the energy demands dictated by incoming generation of miniaturized electronic devices. In this paper, we describe facile low-cost method for fabricating flexible all-solid-state micro supercapacitors microfluidic etching. The micro-supercapacitor configuration is composed sub-10-nm-scale MnO(2) nanoparticle interdigital microelectrode fingers prepared etching with H(3)PO(4)-PVA thin films as...
Highly oriented PPy nanotubes are grown by in situ vapor phase polymerization within a nanoscale template under low temperature. As-fabricated used for gas sensing, where an ultralow detection limit (0.05 ppb) and very fast response achieved. Such mass-productive method synthesizing highly conducting polymers may pave new step toward next-generation sensors.
A novel layered SnSSe material is designed as a high-performance anode for sodium-ion batteries with characteristics of high capacity, superior cyclability, facile synthetic method, and large-scale production ability. The transformation from bulk particles into closely packed nanoplate aggregates greater resistance to structure pulverization the partial pseudocapacitive capacity contribution may engender excellent cycling performance rate capability. As service our authors readers, this...
Pressure sensors have a variety of applications including wearable devices and electronic skins. To satisfy the practical applications, pressure with high sensitivity, low detection limit, low-cost preparation are extremely needed. Herein, we fabricate highly sensitive based on hierarchically patterned polypyrrole (PPy) films, which composed three-scale nested surface wrinkling microstructures through simple process. Namely, double-scale wrinkles generated via in situ self-wrinkling during...
Here we report the successful synthesis of superconducting potassium-doped few-layer graphene (K-doped FLG) with a transition temperature 4.5 K, which is 1 order magnitude higher than that observed in bulk potassium graphite intercalation compound (GIC) KC(8) (T(c) = 0.39 K). The realization superconductivity K-doped FLG shows potential for development new electronic devices using two-dimensional (2D) as basis material.
The cycle performance was significantly improved by adding an electrolyte additive in the aqueous electrolyte.
A new way to fabricate asymmetric, flexible, and ultrathin liquid metal Janus films with electrical, optical, thermal anisotropies is demonstrated.
Reduced graphene oxide (rGO)‐based materials have shown good performance as electrodes in flexible energy storage devices owing to their physical properties, high specific surface area, and excellent electrical conductivity. Here, a novel road is reported for fabricating high‐performance supercapacitors based on 3D rGO solid electrolyte multilayers via pressure spray printing machine coating. These demonstrate adjustable volumetric capacitance, flexibility, stretchability. The results show...
Abstract The rechargeable aqueous metal‐ion battery (RAMB) has attracted considerable attention due to its safety, low costs, and environmental friendliness. Yet the poor‐performance electrode materials lead a feasibility of practical application. A hybrid (HAB) built from with selective cation channels could increase applicability thus enlarge application RAMB. Herein, we construct high‐voltage K–Na HAB based on K 2 FeFe(CN) 6 cathode carbon‐coated NaTi (PO 4 ) 3 (NTP/C) anode. Due unique...
We report a study of the magnetic and magnetotransport properties layered transition-metal pnictide ${\mathrm{CaMnSb}}_{2}$. ${\mathrm{CaMnSb}}_{2}$ is quasi-two-dimensional system with an orthorhombic crystal structure, containing two distinct layers distorted Sb square sheet edge-sharing ${\mathrm{MnSb}}_{4}$ tetrahedron. It was found that orders antiferromagnetically below ${T}_{\mathrm{N}}$ = 302 K exhibits expected highly anisotropic electrical transport properties. At low temperatures...
We here report a superconcentrated potassium acetate (KAC) solution (75[Formula: see text]wt.%, K : H 2 O [Formula: text] 1 1.8, called as “water-in-salt”) an aqueous electrolyte to improve the working voltage and increasing capacitance in enhancing energy density of active carbon-based supercapacitor. The stability potential window realizes AC//AC symmetric supercapacitor with operating 2.0 V excellent cyclic performance. Meanwhile, such achieves about twice high that using normal...