Results 71 to 80 of about 419,438 (277)

A Robotic Testing Platform for Pipelined Discovery of Resilient Dielectric Elastomer Actuators. [PDF]

Adv Sci (Weinh)
This work introduces a robotic testing platform enabling high‐throughput, multi‐parameter lifetime mapping of linear dielectric elastomer actuators (DEAs). By integrating programmable high‐voltage control and automated electromechanical measurements, the system identifies material and operating conditions that double actuator lifetime.
Li AL, Yin A, White A, Sandhu S, Gogoj A, de Andrade DM, Francoeur M, Jimenez-Santiago V, Remenar V, Tugui C, Duduta M.   +10 more
europepmc   +2 more sources

Bioinspired Adaptive Surfaces for Intelligent Liquid Manipulation: Progressing From Passive and Active to Hybrid Strategies

Advanced Materials, EarlyView.
This review examines passive, active, and hybrid liquid manipulation strategies, highlighting hybrid approaches as an emerging route to reconcile energy efficiency with adaptive control. By actively reconstructing passive surfaces to store programmable interfacial energy, hybrid systems enable flexible yet low‐power liquid transport, with perspectives ...
Jiaqi Miao, Yiyuan Zhang, Liqiu Wang, Alan C. H. Tsang   +3 more
wiley   +1 more source

Electro-pneumatic dielectric elastomer actuator incorporating tunable bending stiffness

Physical Review Research, 2020
The superior ability of soft robotic systems is their good adaptability to complicated external environments without damaging themselves and their surroundings.
Lei Liu, Junshi Zhang, Meng Luo, Bo Li, Chao Tang, Hualing Chen, Zhichun Yang, Pengfei Li, Dichen Li   +8 more
doaj   +1 more source

Nonlinear dynamics of the dielectric elastomer actuator

, 2012
As potential material for artificial muscles and haptic displays, dielectric elastomer provides large deformations with lower cost and high efficiency. The material behaves nonlinearly in both the kinematics and the constitutive relation. In this work,
Xu, Bai-Xiang, Müller, Ralf, Gross, Dietmar, Klassen, Markus   +3 more
core   +1 more source

Self-healing fluidic dielectric elastomer actuator

, 2022
Soft actuator with a large deflection range and a high degree of reliability is essential for microfluidic applications. This paper presents a self-healing fluidic dielectric elastomer actuator (SFDEA) fabricated using ecoflex 00–30.
Mohamed Ali, Mohamed Sultan, Ahmad Asri, Muhammad Izzudin, Ahmad Fuaad, Mariatul Rawdhah   +2 more
core   +1 more source

Fast Hydrogel Micro‐Actuators Driven by Electric Fields

Advanced Materials, EarlyView.
We report the fabrication of chemically programmable electroactuating microstructures through the first integration of two‐photon polymerization with electrically actuated gelatin methacrylate‐based hydrogels. By tailoring the charge of the polymer network, we demonstrate programmable polarity‐dependent bending, enabling microstructures that ...
Annaël Sort‐Montenegro, Jason M. Delente, Žiga Roblek, Yekaterina Tskhe, Luke Dowling, Colm Delaney, Larisa Florea   +6 more
wiley   +1 more source

Fiber‐Format Flexible Linear Electrostatic Motors

Advanced Materials, EarlyView.
A flexible coaxial fibre‐format electrostatic motor enables backdrivable and reversible linear actuation with high force density and functionality under bending, offering a scalable actuation platform for soft and wearable robotics. ABSTRACT Linear motion is fundamental to robotics, yet existing solutions are either rigid electromagnetic motors or ...
Sylvain Schaller, Herbert Shea
wiley   +1 more source

Experimental Study on the Variation of Dielectric Constant of Dielectric Elastomer Actuator

, 2018
The dielectric constant of dielectric elastomer(DE) is an important physical parameter that affects the performance of DE actuator. A number of factors may cause an effect on the value of the dielectric constant.
Wang, J, Jiao Wang, Sun, P, Li, Z, Zezhou Li, Peng Sun, Xiaoyu Chen, Henry Y.K. Lau, Chen, X, Shen Shen, Lau, HYK, Shen, S   +11 more
core   +1 more source

Advanced Manufacturing of Composite‐Based Systems for Energy Applications

Advanced Materials Technologies, EarlyView.
Advanced manufacturing enables the integration of polymers, ceramics, metal oxides, and composites into architected microstructures with tailored transport pathways. By coupling material selection, manufacturing strategy, and structural design, multifunctional energy systems can simultaneously improve electrochemical performance, thermal management ...
Sri Vaishnavi Thummalapalli, Dhanush Patil, Libin Yang, M. Taylor Sobczak, Anshul Kulkarni, Xiao Sun, Arunachalam Ramanathan, Tiantian Li, Ramaraja P. Ramasamy, Jason J. Locklin, Yanyu Chen, Xianqiao Wang, Arunachala Mada Kannan, Kenan Song   +13 more
wiley   +1 more source

Flexible Tactile Actuator Arrays With Integrated Electroosmotic Pumps for Wearable Haptic Systems

Advanced Materials Technologies, EarlyView.
1 ×$\times$ 9 and 4 ×$\times$ 4 flexible tactile actuator arrays integrating electroosmotic pumps are developed to deliver pressure and vibration feedback on wearable platforms. Their thin, compliant structure conforms seamlessly to curved body surfaces, providing intimate contact and enhanced haptic sensations.
Heejin Yu, Joonbum Bae
wiley   +1 more source