Nano Trends, Journal Year: 2024, Volume and Issue: unknown, P. 100062 - 100062
Published: Nov. 1, 2024
Language: Английский
Advanced Functional Materials, Journal Year: 2024, Volume and Issue: unknown
Published: May 7, 2024
Abstract The electrical double layer (EDL) between solids and liquids serves as the primary interface for ionic‐electronic coupling is pivotal in nanoscale phenomena, governing electric field effects, ion transport, surface interactions, etc. Dynamically regulating EDL through mechanical or electrostatic methods can influence charge carrier behavior, thereby impacting energy scavenging storage processes. This regulation enabled efficient by ionic migration optimizing concentration at interface, presenting a novel avenue to achieve information flow. Here, various devices dynamically are systematically reviewed. They classified into three groups distribution movement of carriers throughout entire EDL, diffuse layer, Debye length range. review provided comprehensive overview operating principles, influencing factors, output characteristics, typical applications, along with discussion on future challenges. holistic examination offers researchers valuable insights evaluating their applicability scenarios.
Language: Английский
Citations
13
Nature Communications, Journal Year: 2024, Volume and Issue: 15(1)
Published: July 23, 2024
Abstract The nanoscale electrical double layer plays a crucial role in macroscopic ion adsorption and reaction kinetics. In this study, we achieve controllable migration by dynamically regulating asymmetric formation. This tailors the ionic-electronic coupling interface, leading to development of triboiontronics. Controlling charge-collecting coverage on dielectric substrates allows for charge collection adjustment substrate-liquid contact electrification property. By managing formation between substrate liquids, develop direct-current triboiontronic nanogenerator. nanogenerator produces transferred density 412.54 mC/m 2 , significantly exceeding that current hydrovoltaic technology conventional triboelectric nanogenerators. Additionally, incorporating redox reactions process enhances peak power 38.64 W/m 540.70 respectively.
Language: Английский
Citations
13
Carbon Trends, Journal Year: 2025, Volume and Issue: unknown, P. 100457 - 100457
Published: Jan. 1, 2025
Language: Английский
Citations
1
Advanced Functional Materials, Journal Year: 2024, Volume and Issue: 34(49)
Published: Aug. 19, 2024
Abstract The growing focus on health management and smart technology advancements have propelled the use of wearable sensors in healthcare human body motion analysis, particularly preventing work‐related upper limb musculoskeletal disorders (MSDs) through guided exercises. However, most available medical are rigid, bulky, incapable situ recognition comprehensive body. Here, a conformal self‐powered inertial displacement sensor (CSIDS) with geometric optimization for noninvasive data acquisition is proposed. Leveraging template‐assisted processing COMSOL simulation, configurations tribo‐layer materials, specifically focusing curvature semicylindrical protrusions systematically altered. This enhancement significantly improves detection accuracy joint range motion. features shoulder bending angles linear accelerations humerus accurately captured using deep learning model based multilayer perceptron (MLP) networks, resulting an exceptional 99.38% 99.58%. Compared to traditional TENG that can only identify single metrics, CSIDS achieves more assessment detection. system provides early warning diseases, prevents MSDs, extends wearables ergonomic monitoring.
Language: Английский
Citations
7
Nano Energy, Journal Year: 2024, Volume and Issue: 128, P. 109940 - 109940
Published: June 27, 2024
Language: Английский
Citations
5
Journal of the American Chemical Society, Journal Year: 2024, Volume and Issue: 146(46), P. 31574 - 31584
Published: Nov. 11, 2024
Mechanochemistry revolutionizes traditional reactions through mechanical stimulation, but its reaction efficiency is limited. Recent advancements in utilizing triboelectric charge from liquid-solid contact electrification (CE) have demonstrated significant potential improving the efficiency. However, efficacy remains constrained by interfacial electrical double-layer screening aqueous solutions. This study pioneered chemistry nonaqueous systems via CE for catalysis and luminescence. Density functional theory simulations experiments revealed varying electron transfer capabilities chemoselectivity of across different solvents. Phenol degradation dimethyl sulfoxide (DMSO) exhibited a rate over 40 times faster than that mechano-driven chemistry. A more intuitive comparison phenol DMSO exhibits 30-fold improvement compared to deionized water, where incomplete. Luminol oxidation radicals generated solely eliminates dependence on catalysts side reactions, establishing pure simple system investigating mechanisms. high stable luminescence characteristic was maintained 3 months, enhancing imaging accuracy stability exponentially. underscores impact chemoselectivity, new paradigm nonmetal catalysis, mechanoluminescence, providing profound insights into kinetics.
Language: Английский
Citations
4
Small, Journal Year: 2025, Volume and Issue: unknown
Published: March 6, 2025
The human brain's neural network demonstrates exceptional efficiency in information processing and recognition, driving advancements neuromimetic devices that emulate neuronal functions such as signal integration parallel transmission. A key challenge remains replicating these while minimizing energy consumption. Here, inspired by axonal bidirectional transmission, mechano-driven hydrogel logic gates leveraging the piezoionic effect is presented, offering a novel bionic approach with significantly reduced power By exerting external force on thick thin sides of geometrically asymmetric hydrogel, spike signals differing amplitudes opposite polarities can be generated, corresponding to '1' '0', respectively. differential mobility anions cations plays crucial role effect. This geometric asymmetry amplifies ion convection, improving force-to-electricity conversion efficiency, inclusion salts varying size further enhance this disparity, even reversing direction. Arranging iontronics series-parallel configurations enables emulation complex operations, facilitating ionic addition subtraction. hydrogel-based control has been directly applied human-machine interaction robot arms offers significant potential for advancement artificial intelligence, robotics, wearable technologies.
Language: Английский
Citations
0
Advanced Functional Materials, Journal Year: 2024, Volume and Issue: unknown
Published: Oct. 12, 2024
Abstract Programmed droplet transport which is typically directed by surface energy gradients or external fields, crucial in domains ranging from chemical reaction modulation to self‐powered intelligent sensing. However, motion control remains constrained path reconfiguration, requirements on modification, and platform complexity. Here, a more universal plug‐and‐play manipulation paradigm based liquid‐solid contact electrification triboelectricwetting common dielectric surfaces reported. By regulating the electrical double layer via asymmetric ion dynamics, triboelectric charge polarity of droplets can be adjusted, enabling situ without reconfiguration dictated conventional output. Droplets achieved an ultrahigh velocity 450 mm s −1 general surfaces, significantly exceeding speeds observed subjected constant electrostatic fields with modifications. This flexible modular functionally decoupled strategy offers environmentally friendly, cost‐effective, versatile paradigm, facilitating applications analysis smart
Language: Английский
Citations
3
International Journal of Green Energy, Journal Year: 2024, Volume and Issue: unknown, P. 1 - 16
Published: Dec. 8, 2024
The keys to success in health status clinical investigations, fitness services, and several other related fields are accurate identification of human actions. In this study, the machine learning is integrated with corn husk based biodegradable environment friendly triboelectric nanogenerator (TENG). This self-powered sensor designed fabricated present study used for smart activity monitoring. We devote our focus on using materials make environmentally devices as a green energy source. natural agriculture waste by-product. capable generating 140 volts charging various commercial capacitors. eco-friendly sensing device also tested wearable gather data track user's physical activity, such jumping, running, walking. For prediction coupled an extra randomized tree random forest-based model. These models achieve 98.89% 98.33% accuracy rate identifying three activities. research presents novel strategy support tailored applications TENG sensors motion tracking enables development intelligent, self-sufficient systems uses.
Language: Английский
Citations
2
Nano Trends, Journal Year: 2024, Volume and Issue: unknown, P. 100062 - 100062
Published: Nov. 1, 2024
Language: Английский
Citations
1