A5044234080- Advanced Sensor and Energy Harvesting Materials
- X-ray Diffraction in Crystallography
- Crystallization and Solubility Studies
- Supercapacitor Materials and Fabrication
- Conducting polymers and applications
- Advancements in Battery Materials
- Advanced battery technologies research
- Membrane-based Ion Separation Techniques
- Transition Metal Oxide Nanomaterials
- Electrocatalysts for Energy Conversion
- Gas Sensing Nanomaterials and Sensors
- Advanced Photocatalysis Techniques
- Thermal Radiation and Cooling Technologies
- Advanced Battery Materials and Technologies
- Tactile and Sensory Interactions
- Advanced biosensing and bioanalysis techniques
- Membrane Separation Technologies
- ZnO doping and properties
- Electrochemical Analysis and Applications
- Innovative Energy Harvesting Technologies
- Electrochemical sensors and biosensors
- Advanced Nanomaterials in Catalysis
- Quantum Dots Synthesis And Properties
- MXene and MAX Phase Materials
- Nanomaterials and Printing Technologies
Donghua University
2019-2025
Ministry of Ecology and Environment
2021-2025
Wuhan National Laboratory for Optoelectronics
2016-2025
Huazhong University of Science and Technology
2016-2025
University of Shanghai for Science and Technology
2025
Zhejiang University
2024-2025
University of Science and Technology Beijing
2025
Nanjing University of Science and Technology
2023-2024
Zhengzhou University
2022-2024
Hohai University
2021-2024
A highly flexible solid-state supercapacitor was fabricated through a simple flame synthesis method and electrochemical deposition process based on carbon nanoparticles/MnO2 nanorods hybrid structure using polyvinyl alcohol/H3PO4 electrolyte. Carbon fabric is used as current collector electrode (mechanical support), leading to simplified, flexible, lightweight architecture. The device exhibited good performance with an energy density of 4.8 Wh/kg at power 14 kW/kg, demonstration practical...
WO3–x@Au@MnO2 core–shell nanowires (NWs) are synthesized on a flexible carbon fabric and show outstanding electrochemical performance in supercapacitors such as high specific capacitance, good cyclic stability, energy density, power density. These results suggest that the NWs have promising potential for use high-performance supercapacitors.
Highly conductive paper was fabricated through polypyrrole (PPy) coating on common printing by a simple and low-cost “soak polymerization” method. The as-fabricated porous, flexible shows high electrical conductivity of 15 S cm−1 low sheet resistance 4.5 Ω sq−1. Flexible solid-state supercapacitors assembled with PPy/paper composite electrodes had an average weight 55 mg areal capacitance 0.42 F cm−2, indicating energy density 1 mW h cm−3 at power 0.27 W normalized to the volume whole cell...
Smart garments for monitoring physiological and biomechanical signals of the human body are key sensors personalized healthcare. However, they typically require bulky battery packs or have to be plugged into an electric plug in order operate. Thus, a smart shirt that can extract energy from motions run body-worn healthcare is particularly desirable. Here, we demonstrated metal-free fiber-based generator (FBG) via simple, cost-effective method by using commodity cotton threads,...
α-MoO3 nanobelts are successfully lithiated by a secondary reaction. The capacity retention rate of MoO3 is 92 % after 15 cycles, whereas the non-lithiated retain only 60 (see figure). conductivity increased close to two orders magnitudes lithiation suggesting that Li+ ions have been introduced into layers during lithiation. Supporting information for this article available on WWW under http://www.wiley-vch.de/contents/jc_2089/2007/c0883_s.pdf or from author. Please note: publisher not...
High-performance all-solid-state supercapacitors (SCs) are fabricated based on thin, lightweight, and flexible freestanding MVNN/CNT hybrid electrodes. The device shows a high volume capacitance of 7.9 F/cm3, energy power density 0.54 mWh/cm3 0.4 W/cm3 at current 0.025 A/cm3. By being highly flexible, environmentally friendly, easily connectable in series parallel, the SCs promise potential applications portable/wearable electronics. As service to our authors readers, this journal provides...
Flexible all-solid-state asymmetric supercapacitors (ASCs) are fabricated from a novel anode – WO3–x/MoO3–x core/shell nanowires on carbon fabric and polyaniline cathode (figure). In addition to the high electrochemical performance of devices, other characteristics, such as low toxicity, flexibility, environmental compatibility, light weight, requirements for packaging, make ASCs potential candidates applications in energy storage, flexible electronics, consumer electronics.
Energy storage on paper: Paper-based, all-solid-state, and flexible supercapacitors were fabricated, which can be charged by a piezoelectric generator or solar cells then discharged to power strain sensor blue-light-emitting diode, demonstrating its efficient energy management in self-powered nanosystems (see picture). Detailed facts of importance specialist readers are published as ”Supporting Information”. Such documents peer-reviewed, but not copy-edited typeset. They made available...
Converting environmental “waste energies” into electricity via a natural process is an ideal strategy for energy harvesting and supplying power distributed energy‐consuming devices. This paper reports that evaporation‐driven water flow within all‐printed porous carbon film can reliably generate sustainable voltage up to 1 V with density of ≈8.1 µW cm −3 under ambient conditions. The output performance the device be easily scaled used low‐power consumption electronic devices or storage....
The insulating phase transition in a VO2 nanobeam when subjected to external-strain is utilized fabricate quick response time, highly reproducible, and high gauge factor strain sensor. Raman spectroscopy combined with electromechanical measurement reveals the working principle. Vanadium dioxide (VO2), one of most extensively studied structures correlated electron material family, undergoes first-order insulator (low-temperature) metal (high-temperature) (MIT) near room temperature (∼68 °C),...
Paper-based functional electronic devices endow a new era of applications in radio-frequency identification (RFID), sensors, transistors and microelectromechanical systems (MEMS). As an important component for building all paper-based system that can work independently sustainably, power source is indispensable. In this study, we demonstrated nanogenerator (pNG) convert tiny-scale mechanical energy into electricity. The pNG relies on electrostatic effect, the charges paper were generated by...
Oxygen evolution reaction (OER) plays a determining role in electrochemical energy conversion devices, but challenges remain due to the lack of effective low-cost electrocatalysts and insufficient understanding about sluggish kinetics. Distinguish from complex nano-structuring, this work focuses on spin-related charge transfer orbital interaction between catalysts intermediates accelerate catalytic Herein, we propose simple magnetic-stimulation approach rearrange spin electron occupation...
Fe2O3 nanodots supported on nitrogen-doped graphene sheets (denoted as NDs@NG) with different loading masses are prepared through a facile one-pot solvothermal method. The resulting NDs@NG composites exhibit outstanding electrochemical properties in aqueous KOH electrolyte. Among them, the optimal mass of NDs, corresponding NDs@NG-0.75 sample is able to deliver high specific capacitance 274 F g(-1) at 1 A and still 140 even ultrahigh current density 50 g(-1), indicating excellent rate...
Abstract 2D materials have demonstrated good chemical, optical, electrical, and magnetic characteristics, offer great potential in numerous applications. Corresponding synthesis technologies of that are high‐quality, high‐yield, low‐cost, time‐saving highly desired. Salt‐assisted methods emerging can meet these requirements for the fabrication materials. Herein, recent process salt‐assisted their typical applications summarized. First, properties salt crystals molten salts briefly...
Abstract The trade‐off between sensitivity and linearity is critical for preserving the high pressure‐resolution over a broad range simplifying signal processing/conversion of flexible tactile sensors. Conventional dielectrics suffer from difficulty quantitatively controlling interacted mechanical dielectric properties, thus causing restricted capacitive Herein, inspired by human skin, novel hybrid composed low‐permittivity (low‐ k ) micro‐cilia array, high‐permittivity (high‐ rough surface,...
This study reported a novel biosensor based on the nanocomposite of zirconium metal–organic framework (Zr-MOF, UiO-66) embedded with silver nanoclusters (Ag NCs) using carcinoembryonic antigen (CEA)-targeted aptamer as template (AgNCs@Apt@UiO-66). The synthesized AgNCs@Apt@UiO-66 not only possesses good biocompatibility, active electrochemical performance, and strong bioaffinity, but also can be dispersed to form two-dimensional nanoscale thickness. As such, use AgNCs@CEA-aptamer enables...
A cilia array <italic>via</italic> a magnetic field was proposed as the dielectric layer for flexible capacitive sensors with high sensitivity and broad detection range.