Results 31 to 40 of about 26,375 (148)

Highly Stretchable, Self‐Healable, and Conductive Gelatin Methacryloyl Hydrogel for Long‐Lasting Wearable Tactile Sensors

open access: yesAdvanced Science, EarlyView.
Gelatin methacryloyl hydrogel, which possesses high stretchability, tensile strength, toughness, and autonomous self‐healing capability at room temperature, is developed through the introduction of interpenetrating networks, hierarchical hydrogen bonds (weak and strong H‐bonds), and borate ester bonds.
Zhikang Li   +14 more
wiley   +1 more source

Highly Conductive Liquid Metal Emulsion Gels for Three‐Dimensionally Printed Stretchable Electronics

open access: yesAdvanced Science, EarlyView.
This study presents a scalable two‐step method to create liquid metal emulsion gels suitable for 3D printing. The emulsion gel contains densely packed microcapsules within polymer matrices, resulting in minimal shrinkage and optimal printability. Printed features achieve excellent conductivity and ultrahigh deformability after mechanical activation ...
Qianying Lu   +8 more
wiley   +1 more source

Bioinspired Liquid‐Free Ion‐Conductive Elastomers with Ultrahigh Mechanical Strength and Excellent Ionic Conductivity for Multifunctional Flexible Sensing Applications

open access: yesAdvanced Science, EarlyView.
⁻Inspired by the “brick wall” structure of pearl layer, FLICE‐110% liquid‐free ionic conductive elastomer had high mechanical strength (5.46 MPa), excellent ionic conductivity (3.29 × 10−4 S cm−1) and resilience. It can be used in smart music boxes, airplane wings and control manipulators.
Zequan Li   +13 more
wiley   +1 more source

Upper Limb Motor Function Rehabilitation System Leveraging Pressure‐Sensitive Intent Recognition

open access: yesAdvanced Science, EarlyView.
A novel upper limb rehabilitation system for stroke patients combines liquid metal elastomer sensors with functional electrical stimulation (FES). By automatically adjusting stimulation intensity based on real‐time muscle force signals, the system enhances wrist movement capability (14° to 47° elevation) and aids neural recovery through heightened ...
Zhiwei Hu   +9 more
wiley   +1 more source

Harnessing Dynamic Electrostatic Fields for Energy Generation with Diode Cells

open access: yesAdvanced Science, EarlyView.
Stationary diode cells (DiCes) are fabricated to harvest energy from dynamically changing electrostatic fields by leveraging the unique current modulation properties of diodes. The DiCes can directly output DC voltage and current. Their applications range from energy harvesting and powering implanted devices to use in sensors.
Renyun Zhang   +7 more
wiley   +1 more source

Critical Design Strategy of Thermogalvanic Hydrogels for Low‐Grade Heat Harvesting

open access: yesAdvanced Science, EarlyView.
This review highlights thermogalvanic hydrogels for efficient low‐grade heat harvesting, with a focus on design strategies. Key aspects include recent advances, thermoelectrochemical conversion mechanisms, performance metrics, enhancement approaches, and current device applications.
Wentao Lin   +7 more
wiley   +1 more source

Wide Linearity Range and Rapid‐Response Tactile Sensor Inspired by Parallel Structures

open access: yesAdvanced Science, EarlyView.
Inspired by parallel structures, a composite tactile sensor design is proposed using parallel elastomer integration, developing two novel sensors. This strategy optimizes the force‐electric response and viscoelastic hysteresis of the conductive composite, achieving a balanced enhancement of linear sensing range and fast response.
Weihua Gao   +7 more
wiley   +1 more source

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