A5031715244- Advanced Sensor and Energy Harvesting Materials
- Supercapacitor Materials and Fabrication
- Conducting polymers and applications
- Advanced Memory and Neural Computing
- Energy Harvesting in Wireless Networks
- Nanopore and Nanochannel Transport Studies
- MXene and MAX Phase Materials
- Advanced Battery Materials and Technologies
- Advancements in Battery Materials
- Solar-Powered Water Purification Methods
- Membrane Separation Technologies
- Perovskite Materials and Applications
- Antenna Design and Analysis
- Advanced Materials and Mechanics
- Advanced Chemical Sensor Technologies
- Advanced battery technologies research
- Carbon and Quantum Dots Applications
- RFID technology advancements
- Analytical Chemistry and Sensors
- Graphene and Nanomaterials Applications
- Ferroelectric and Negative Capacitance Devices
- Nanoparticles: synthesis and applications
- Tactile and Sensory Interactions
Beijing Institute of Nanoenergy and Nanosystems
2022-2025
Chinese Academy of Sciences
2022-2025
Beijing Graphene Institute
2020-2021
The limitations and complexity of traditional noncontact sensors in terms sensitivity threshold settings pose great challenges to extend the five human senses. Here, we propose tele-perception enhance perception cognition beyond these conventional sensors. Our bionic multi-receptor skin employs structured doping inorganic nanoparticles local electric field, coupled with advanced deep learning algorithms, achieving a Δ V /Δ d 14.2, surpassing benchmarks. This enables precise remote control...
Significance Future wearable and printable electronics call for scalable production of power sources that can provide green electric energy. The chemical potential energy the ion gradient is ubiquitous in nature foundation many living species. Herein, inspired by eels, a new source printed from graphene inks convert to output presence moisture. An ultrahigh voltage 192 V achieved on strip paper substrate. Two- three-dimensional cell structures are designed adapting mathematical fractal...
Abstract Iontronics focuses on the interactions between electrons and ions, playing essential roles in most processes across physics, chemistry life science. Osmotic power source as an example of iontronics, could transform ion gradient into electrical energy, however, it generates low power, sensitive to humidity can’t operate under freezing point. Herein, based 2D nanofluidic graphene oxide material, we demonstrate ultrathin (∼10 µm) osmotic with voltage 1.5 V, volumetric specific energy...
Abstract With the emergence of disposable electronics, compatible safe, flexible, and recyclable power sources have become a critical challenge. Here, an ultra‐thin paper‐based iontronic source is enabled by highly efficient translational Li + transport within 2D nanofluidic channels graphene oxide under salinity gradient fine‐tuned interfacial redox reactions. The can generate volumetric energy densities 438.02 mW cm −3 30.02 mWh , respectively. Its areal density 1095.05 −2 surpassing most...
Tailoring ion dynamics within nanoconfined spaces presents a new approach for developing advanced iontronic devices. Using various nano-hierarchical materials with can regulate anomalous ionic behaviors, but research on coupling interfacial reactions and in remains unclear, which limits their applications energy harvesting. Here, we develop an ultrathin (∼10.5 μm), solid-state, high-power power source areal density of ∼1.4 kWh m−2 ∼16.07 kW m−2. This is achieved by fine-tuned Ag/Ag+ redox...
The transistor, as the basic unit of electronics based on von Neumann architecture, is approaching limit Moore's law in era big data. Inspired by biological system, iontronics provides an energy-efficient architecture to transmit Here, we used ubiquitous solid-liquid triboelectrification regulate output characteristics and proposed transistor-like triboiontronics (TTI) work function difference. Unlike previous studies, which scavenged induced electrostatic charges from a solid surface,...
Abstract Osmotic energy from the ocean has been thoroughly studied, but that saline‐alkali lakes is constrained by ion‐exchange membranes due to trade‐off between permeability and selectivity, stemming unfavorable structure of nanoconfined channels, pH tolerance, chemical stability membranes. Inspired rapid water transport in xylem conduit structures, we propose a horizontal MXene (H‐MXene) with ionic sequential nanochannels, designed endure extreme conditions while enhancing ion selectivity...
Iontronic power sources have attracted widespread attention in the field of energy harvesting and storage. However, conventional devices only generate an output voltage ~1.0 V. Herein, we developed units with ultra-high ~2.0 V per unit based on osmotic effects fine-tuning interfacial redox reactions. These systems are designed to harness efficient ion dynamics K+ within graphene oxide nanofluidic channels tailor Faradaic processes at interfaces. Printable, scalable, optimized through fractal...
Abstract Scalable high‐performance distributed energy management systems (DERMS) on one micron‐scale fiber pose significant challenges. Here, an ultrafine single filamentary iontronic power source (10 µm thickness) is presented that utilizes ion transport within graphene oxide (GO) nanoconfined channels and silver halide interfacial redox reactions to achieve impressive gravimetric (884.95 W kg⁻¹) densities (108.7 Wh kg⁻¹), alongside rapid photo‐recharging capabilities seconds. The...
Abstract Replacement of flammable liquid electrolytes with gel polymer (GPEs) is a promising route to improve the safety lithium‐ion batteries (LIBs). However, polymer‐based have limited suitability at low/high temperatures due instability high and low ionic conductivity state temperatures. Herein, an integrated design electrodes/fibrous GPEs modified graphene oxide (GO) reported. Due structure electrodes/GPEs, strong interface affinity between electrodes ensures that spun on do not shrink...
Abstract Graphene oxide contains polyaromatic structure and a variety of oxygen functional groups, which can form π -type metal ion-aromatic or ion-oxygen interaction with transition metals, thus it is promising dispersant carrier for silver nanoparticles (AgNPs). Herein, nanoparticles/reduced graphene (AgNPs/rGO) was fabricated scalable synthesis method without additional dispersing agent. The mass percent AgNPs loading on rGO could be adjusted according to the requirement applications from...
Abstract Osmotic energy from the ocean has been thoroughly studied, but that saline‐alkali lakes is constrained by ion‐exchange membranes due to trade‐off between permeability and selectivity, stemming unfavorable structure of nanoconfined channels, pH tolerance, chemical stability membranes. Inspired rapid water transport in xylem conduit structures, we propose a horizontal MXene (H‐MXene) with ionic sequential nanochannels, designed endure extreme conditions while enhancing ion selectivity...
New microscale energy devices need to be developed accommodate the evolution of integrated flexible electronic systems. Supercapacitors have advantages high power density and long cycle life, can used independently or combined with batteries provide electric for future electronics. Screen printing is a simple, cost-effective method fast scalable fabrication micro-supercapacitors (MSCs) on various types substrates that does not involve complicated process expensive equipment. Currently, most...
Internet of Things (IoT) has become one the trending technologies in recent years. With wide applications and rapid development wireless communication IoT, there are growing number requirements on novel device design, such as flexible antennas tunable antennas. The demand transparent communicational devices is ever-increasing for a range scenarios, noninvasive healthcare, real-time wearable electronics, etc. Besides, highly integrated antenna with bandwidth low energy consumption pressing...
Abstract Iontronics focuses on the interactions between electrons and ions, playing essential roles in most processes across physics, chemistry life science. Osmotic power source as an example of iontronics, could transform ion gradient into electrical energy, however, it generates low power, sensitive to humidity can’t operate under freezing point. Herein, based 2D nanofluidic graphene oxide (GO) material, we demonstrated ultrathin (~ 10 µm) osmotic with voltage 1.5 V, volumetric specific...