A5024756322- Advanced Sensor and Energy Harvesting Materials
- Ferroelectric and Piezoelectric Materials
- Acoustic Wave Resonator Technologies
- Advanced Memory and Neural Computing
- Graphene research and applications
- Gas Sensing Nanomaterials and Sensors
- Ferroelectric and Negative Capacitance Devices
- Conducting polymers and applications
- Semiconductor materials and devices
- 2D Materials and Applications
- Advanced MEMS and NEMS Technologies
- Multiferroics and related materials
- Perovskite Materials and Applications
- Tactile and Sensory Interactions
- Analytical Chemistry and Sensors
- Electronic and Structural Properties of Oxides
- Nanowire Synthesis and Applications
- Mechanical and Optical Resonators
- Neuroscience and Neural Engineering
- Radio Frequency Integrated Circuit Design
- MXene and MAX Phase Materials
- Advancements in Semiconductor Devices and Circuit Design
- ZnO doping and properties
- Thermal Radiation and Cooling Technologies
- Microwave Dielectric Ceramics Synthesis
Tsinghua University
2016-2025
Chinese Academy of Sciences
2016-2025
Aerospace Information Research Institute
2025
Deep Blue (Italy)
2025
Institute of Microelectronics
2015-2024
Henan University of Science and Technology
2024
National Engineering Research Center for Information Technology in Agriculture
2019-2023
Center for Information Technology
2019
Institute of Electrical and Electronics Engineers
2016-2019
Massachusetts Institute of Technology
2019
A carbonized plain-weave silk fabric is fabricated into wearable and robust strain sensors, which can be stretched up to 500% show high sensitivity in a wide range. This sensor assembled devices for detection of both large subtle human activities, showing great potential monitoring motions personal health.
Recently, wearable pressure sensors have attracted tremendous attention because of their potential applications in monitoring physiological signals for human healthcare. Sensitivity and linearity are the two most essential parameters sensors. Although various designed micro/nanostructure morphologies been introduced, trade-off between sensitivity has not well balanced. Human skin, which contains force receptors a reticular layer, high even large external stimuli. Herein, inspired by skin...
Pressure sensors should have an excellent sensitivity in the range of 0–20 kPa when applied wearable applications. Traditional pressure cannot achieve both a high and large working simultaneously, which results their limited applications fields. There is urgent need to develop sensor make breakthrough range. In this paper, graphene-paper that shows performance proposed. Compared most reported graphene sensors, work realizes optimization range, especially suitable for We also demonstrate can...
Recently, wearable devices have been attracting significantly increased interest in human motion detection and physiological signal monitoring. Currently, it is still a great challenge to fabricate strain sensors with high performance good fit the body. In this work, we fabricated close-fitting graphene textile sensor based on without polymer encapsulation. Graphene oxide acts as colorant dye polyester fabric reduced at temperature, which endows excellent performance. Compared previously...
Abstract Pressure sensors are a key component in electronic skin (e-skin) sensing systems. Most reported resistive pressure have high sensitivity at low pressures (<5 kPa) to enable ultra-sensitive detection. However, the drops significantly (>5 kPa), which is inadequate for practical applications. For example, actions like gentle touch and object manipulation below 10 kPa 10–100 kPa, respectively. Maintaining wide range great demand. Here, flexible, sensor with foam-like structure...
Abstract Traditional sound sources and detectors are usually independent discrete in the human hearing range. To minimize device size integrate it with wearable electronics, there is an urgent requirement of realizing functional integration generating detecting a single device. Here we show intelligent laser-induced graphene artificial throat, which can not only generate but also detect More importantly, throat will significantly assist for disabled, because simple vibrations such as hum,...
A mechanical sensor with graphene porous network (GPN) combined polydimethylsiloxane (PDMS) is demonstrated by the first time. Using nickel foam as template and chemically etching method, GPN can be created in PDMS-nickel coated graphene, which achieve both pressure strain sensing properties. Because of pores GPN, composite exhibit wide range highest sensitivity among foam-based sensors, respectively. In addition, it shows potential applications monitoring or even recognize walking states,...
Graphene strain sensors have promising prospects of applications in detecting human motion. However, the shortage graphene growth and patterning techniques has become a challenging issue hindering application sensors. Therefore, we propose wafer-scale flexible with high-performance, which can be fabricated one-step laser scribing. The films could obtained by directly reducing oxide film Light-Scribe DVD burner. gauge factor (GF) sensor (10 mm × 10 square) is 0.11. In order to enhance GF...
Due to its excellent flexibility, graphene has an important application prospect in epidermal electronic sensors. However, there are drawbacks current devices, such as sensitivity, range, lamination, and artistry. In this work, we have demonstrated a multilayer skin based on laser scribing graphene, whose patterns programmable. A process been developed remove the unreduced oxide. This method makes not only transferable butterflies, human bodies, any other objects inseparably elegantly,...
Abstract We present a self-powered, high-performance graphene-enhanced ultraviolet silicon Schottky photodetector. Different from traditional transparent electrodes, such as indium tin oxides or ultra-thin metals, the unique absorption property of graphene leads to long carrier life time hot electrons that can contribute photocurrent potential carrier-multiplication. Our proposed structure boosts internal quantum efficiency over 100%, approaching upper-limit silicon-based In near-ultraviolet...
The synaptic activities in the nervous system is basis of memory and learning behaviors, concept biological synapse has also spurred development neuromorphic engineering. In recent years, hardware implementation been achieved based on CMOS circuits, resistive switching memory, field effect transistors with ionic dielectrics. However, artificial regulatable plasticity never realized device level. Here, an dynamic twisted bilayer graphene demonstrated tunable plasticity. Due to ambipolar...
The flexible pressure sensor is one of the essential components wearable device, which a critical solution to applications artificial intelligence and human–computer interactions in future. Due its simple manufacturing process measurement methods, research related piezoresistive mechanical sensors booming, those are already widely used industry. However, existing almost all based on negative resistance variations, making it difficult reach balance between sensitivity detection range. Here,...
Graphene is a highly promising material for high speed, broadband, and multicolor photodetection. Because of its lack bandgap, individually gated P- N-regions are needed to fabricate photodetectors. Here we report technique making large-area photodetector on the basis controllable fabrication graphene P-N junctions. Our selectively doped chemical vapor deposition (CVD) showed ∼5% modulation conductance under global IR irradiation. By comparing devices various geometries, identify that both...
Surface acoustic wave (SAW) devices have been widely used in different fields and will continue to be of great importance the foreseeable future. These are compact, cost efficient, easy fabricate, a high performance, among other advantages. SAW can work as filters, signal processing units, sensors actuators. They even without batteries operate under harsh environments. In this review, operating principles sensors, including temperature pressure humidity biosensors, discussed. Several...
Abstract Recently, several light‐stimulated artificial synaptic devices have been proposed to mimic photonic plasticity for neuromorphic computing. Here, the photoelectric based on 2D lead‐free perovskite ((PEA) 2 SnI 4 ) is demonstrated. The show a photocurrent activation in response light stimulus neuron‐like way and exhibit essential functions such as short‐term (STP) long‐term (LTP) well their transmission spike frequency control. strength of connectivity can be effectively modulated by...
High-performance electromagnetic interference (EMI) shielding materials with ultralow density, excellent flexibility, and good mechanical properties are highly desirable for aerospace wearable electronics. Herein, honeycomb porous graphene (HPG) fabricated by laser scribing technology is reported EMI applications. Due to the structure, HPG exhibits an effectiveness (SE) up 45 dB at a thickness of 48.3 μm. The single-piece ultrahigh absolute (SSE/t) 240 123 cm2/g density 0.0388 g/cm3, which...
The human–machine interface (HMI) previously relied on a single perception that cannot realize three-dimensional (3D) interaction and convenient accurate in multiple scenes. Here, we propose collaborative including electrooculography (EOG) tactile for fast 3D interaction. EOG signals are mainly used fast, convenient, contactless 2D (XY-axis) interaction, the sensing is utilized complex movement control Z-axis honeycomb graphene electrodes signal acquisition array prepared by laser-induced...