A5075132465- Advanced Sensor and Energy Harvesting Materials
- Conducting polymers and applications
- Innovative Energy Harvesting Technologies
- Gas Sensing Nanomaterials and Sensors
- Supercapacitor Materials and Fabrication
- Perovskite Materials and Applications
- Tactile and Sensory Interactions
- ZnO doping and properties
- Ferroelectric and Piezoelectric Materials
- Crystallization and Solubility Studies
- Multiferroics and related materials
- Advanced Thermoelectric Materials and Devices
- Advanced Photocatalysis Techniques
- Acoustic Wave Resonator Technologies
- X-ray Diffraction in Crystallography
- Nanowire Synthesis and Applications
- Ga2O3 and related materials
- Titanium Alloys Microstructure and Properties
- Advanced Memory and Neural Computing
- MXene and MAX Phase Materials
- Advanced Algorithms and Applications
- Solar-Powered Water Purification Methods
- Dielectric materials and actuators
- Advanced Materials and Mechanics
- Aluminum Alloys Composites Properties
Beijing Institute of Nanoenergy and Nanosystems
2016-2025
Chinese Academy of Sciences
2016-2025
University of Chinese Academy of Sciences
2017-2025
Guangxi University
2018-2025
Chongqing Medical University
2014-2025
Children's Hospital of Chongqing Medical University
2024-2025
Guizhou University
2019-2025
Soochow University
2015-2024
Guiyang Medical University
2023-2024
China International Science and Technology Cooperation
2024
This article describes a simple, cost-effective, and scalable approach to fabricate triboelectric nanogenerator (NG) with ultrahigh electric output. Triggered by commonly available ambient mechanical energy such as human footfalls, NG size smaller than palm can generate maximum short-circuit current of 2 mA, delivering instantaneous power output 1.2 W external load. The corresponds an area density 313 W/m(2) volume 54,268 W/m(3) at open-circuit voltage ~1200 V. An conversion efficiency 14.9%...
A harmonic-resonator-based triboelectric nanogenerator (TENG) is presented as a sustainable power source and an active vibration sensor. It can effectively respond to frequencies ranging from 2 200 Hz with considerably wide working bandwidth of 13.4 Hz. This work not only presents new principle in the field energy harvesting but also greatly expands applicability TENGs. As service our authors readers, this journal provides supporting information supplied by authors. Such materials are peer...
We report human skin based triboelectric nanogenerators (TENG) that can either harvest biomechanical energy or be utilized as a self-powered tactile sensor system for touch pad technology. constructed TENG utilizing the contact/separation between an area of and polydimethylsiloxane (PDMS) film with surface micropyramid structures, which was attached to ITO electrode grounded across loading resistor. The fabricated delivers open-circuit voltage up -1000 V, short-circuit current density 8...
Harvesting thermoelectric energy mainly relies on the Seebeck effect that utilizes a temperature difference between two ends of device for driving diffusion charge carriers. However, in an environment is spatially uniform without gradient, pyroelectric has to be choice, which based spontaneous polarization certain anisotropic solids due time-dependent variation. Using this effect, we experimentally demonstrate first application ZnO nanowire arrays converting heat into electricity. The...
We report a triboelectric nanogenerator (TENG) that plays dual roles as sustainable power source by harvesting wind energy and self-powered vector sensor system for speed direction detection. By utilizing the wind-induced resonance vibration of fluorinated ethylene-propylene film between two aluminum foils, integrated TENGs with dimensions 2.5 cm × 22 deliver an output voltage up to 100 V, current 1.6 μA, corresponding 0.16 mW under external load MΩ, which can be used directly light tens...
We report a single-electrode-based sliding-mode triboelectric nanogenerator (TENG) that not only can harvest mechanical energy but also is self-powered displacement vector sensor system for touching pad technology. By utilizing the relative sliding between an electrodeless polytetrafluoroethylene (PTFE) patch with surface-etched nanoparticles and Al electrode grounded, fabricated TENG produce open-circuit voltage up to 1100 V, short-circuit current density of 6 mA/m2, maximum power 350 mW/m2...
Besides targeting at the worldwide energy needs a large scope, we have been developing an area of nanoenergy, aiming using nanotechnology to harvest required for sustainable, independent and maintenance free operation micro/nano-systems mobile/portable electronics. As first reported in 2006, various nanogenerators (NGs) demonstrated piezoelectric, triboelectric pyroelectric effects. By from our living environment, goal is make self-powered system. The self-powering approaches developed here...
A spherical three‐dimensional triboelectric nanogenerator (3D‐TENG) with a single electrode is designed, consisting of an outer transparent shell and inner polyfluoroalkoxy (PFA) ball. Based on the coupling effect electrostatic effect, rationally developed 3D‐TENG can effectively scavenge ambient vibration energy in full space by working at hybridization both contact‐separation mode sliding mode, resulting electron transfer between Al ground. By systematically investigating output...
Abstract To meet future needs for clean and sustainable energy, tremendous progress has been achieved in development scavenging wind energy. The most classical approach is to use the electromagnetic effect based turbine with a diameter of larger than 50 m weight ton, each them could cost more $0.5 M, which can only be installed remote areas. Alternatively, triboelectric nanogenerators on coupling contact‐electrification electrostatic induction effects have utilized scavenge takes advantages...
Abstract The triboelectric nanogenerator (TENG) as a new power-generation technology was reported by Wang and co-workers in 2012. Because of its great potential for scavenging mechanical energy from living environment sustainably driving portable devices, many researchers have developed various methods to improve output performances TENG. In this paper, we review the progress TENG made flexible power sources integrating materials stretching structures, especially applications electronics....
Moving to mercury: The first triboelectric effect-based sensor for the detection of Hg2+ ions by using Au nanoparticles (see picture; red) as electrical performance enhancer and recognition element has been successfully demonstrated. This self-powered stand-alone nanosensor advantages simplicity, low cost, high selectivity, sensitivity. As a service our authors readers, this journal provides supporting information supplied authors. Such materials are peer reviewed may be re-organized online...
Flexible sensors are highly desirable for tactile sensing and wearable devices. Previous researches of smart elements have focused on flexible pressure or temperature sensors. However, realizing material identification remains a challenge. Here, we report multifunctional sensor composed hydrophobic films graphene/polydimethylsiloxane sponges. By engineering optimizing sponges, the fabricated exhibits high-pressure sensitivity >15.22 per kilopascal, fast response time <74 millisecond, high...
Joint pain is the defining symptom of osteoarthritis (OA) but its origin and mechanisms remain unclear. Here, we investigated an unprecedented role osteoclast-initiated subchondral bone remodeling in sensory innervation for OA pain. We show that osteoclasts secrete netrin-1 to induce nerve axonal growth bone. Reduction osteoclast formation by knockout receptor activator nuclear factor kappa-B ligand (Rankl) osteocytes inhibited nerves into bone, dorsal root ganglion neuron hyperexcitability,...
We have developed a simple, cost-effective, and scalable approach to fabricate piezoelectric nanogenerator (NG) with stretchable flexible characteristics using BaTiO3 nanotubes, which were synthesized by the hydrothermal method. The NG was fabricated making composite of nanotubes polymer poly(dimethylsiloxane) (PDMS). peak open-circuit voltage short-circuit current reached high level 5.5 V 350 nA (current density nA/cm(2)), respectively. It used directly drive commercial liquid crystal...
A newly designed triboelectric nanogenerator (TENG) is demonstrated based on a contact-separation process between an Al foil and finite size polyamide (PA) film. The working mechanism charge transfer the ground. 4×4 matrix of TENG array can be used for tracking motion by recording output voltages signals in real-time to form pressure map.
Vibrations in living environments are generally distributed over a wide frequency spectrum and exhibit multiple motion directions time, which renders most of the current vibration energy harvesters unpractical for their harvesting purposes. Here, 3D triboelectric nanogenerator (3D‐TENG) is designed based on coupling triboelectrification effect electrostatic induction effect. The 3D‐TENG operates hybridization mode conjuntioning vertical contact‐separation in‐plane sliding mode. innovative...
Mechanical energy harvesting based on triboelectric effect has been proven to be a simple, cost-effective, and robust method for electricity generation. In this study, we developed rationally designed nanogenerator (TENG) by utilizing the contact electrification between polytetrafluoroethylene (PTFE) thin film layer of TiO2 nanomaterial (nanowire nanosheet) array. The as-developed TENG was systematically studied demonstrated as self-powered nanosensor toward catechin detection. high...
A hybridized nanogenerator is demonstrated, which has the structure of PVDF nanowires–PDMS composite film/indium tin oxide (ITO) electrode/polarized film/ITO electrode, and can individually/simultaneously scavenge mechanical thermal energies using piezoelectric, triboelectric, pyroelectric effects. As compared with individual energy harvesting unit, a much better charging performance. This work may push forward significant step toward multienergy technology. service to our authors readers,...
Ferroelectric materials have demonstrated novel photovoltaic effect to scavenge solar energy. However, most of the ferroelectric with wide bandgaps (2.7-4 eV) suffer from low power conversion efficiency less than 0.5% due absorbing only 8-20% spectrum. Instead harvesting energy, these can be well suited for photodetector applications, especially sensing near-UV irradiations. Here, a BaTiO3 film-based is that operated without using any external source and fast 405 nm light illumination...
Pyroelectric nanogenerators fabricated using a lead-free KNbO3 nanowire-PDMS polymer composite are reported for the first time. The voltage/current output of can be controlled by electric fields and enhanced increasing rate change in temperature. used to harvest energy from sunlight illumination have potential applications self-powered nanodevices nanosystems.