Results 1 to 10 of about 49 (44)

Actuation Behavior of Hydraulically Amplified Self-Healing Electrostatic (HASEL) Actuator via Dimensional Analysis

Actuators, 2023
Electroactive polymer (EAP) actuators are an example of a novel soft material device that can be used for several applications including artificial muscles and lenses.
Alexandrea Washington, Ji Su, Kwang J. Kim   +2 more
doaj   +3 more sources

Implementation of the Biological Muscle Mechanism in HASEL Actuators to Leverage Electrohydraulic Principles and Create New Geometries

Actuators, 2021
Biomimicry is a field of research that uses the functional and structural components of nature, at macroscopic and microscopic scales, to inspire solutions to problems in our industrial world. Soft robotics is an area of research that uses biomimicry, in
Levi Tynan, Ganesh Naik, Gaetano D. Gargiulo, Upul Gunawardana   +3 more
doaj   +3 more sources

Design of a High-Speed Prosthetic Finger Driven by Peano-HASEL Actuators

Frontiers in Robotics and AI, 2020
Current designs of powered prosthetic limbs are limited by the nearly exclusive use of DC motor technology. Soft actuators promise new design freedom to create prosthetic limbs which more closely mimic intact neuromuscular systems and improve the ...
Zachary Yoder, Nicholas Kellaris, Nicholas Kellaris, Christina Chase-Markopoulou, Christina Chase-Markopoulou, Devon Ricken, Shane K. Mitchell, Madison B. Emmett, Richard F. ff. Weir, Jacob Segil, Jacob Segil, Christoph Keplinger, Christoph Keplinger   +12 more
doaj   +3 more sources

Review of Electrohydraulic Actuators Inspired by the HASEL Actuator

Biomimetics
The muscle-like movement and speed of the electrohydraulic actuator have granted it much attention in soft robotics. Our aim is to review the advancements in electrohydraulic actuators inspired by the Hydraulically Amplified Self-healing Electrostatic ...
Levi Tynan, Upul Gunawardana, Ranjith Liyanapathirana, Osura Perera, Daniele Esposito, Jessica Centracchio, Gaetano Gargiulo   +6 more
doaj   +3 more sources

HASEL Actuators Activated with a Multi-Channel Low-Cost High Voltage Power Supply

Actuators
Hydraulically Amplified Self-Healing Electrostatic (HASEL) actuators promise a future of adaptive robotics in a world where robotics is becoming increasingly integrated into our daily lives.
Levi Tynan, Upul Gunawardana, Daniele Esposito, Jessica Centracchio, Simone Minucci, Andrea Gaetano Chiariello, Gaetano Gargiulo   +6 more
doaj   +3 more sources

An Ultra High Gain Converter for Driving HASEL Actuator Used in Soft Mobile Robots

Biomimetics, 2023
Soft robots have the potential to fundamentally change interactions between robots and the surrounding environment, and between robots and animals, and robots and humans in ways that today’s hard robots are incapable of doing.
Tirthasarathi Lodh, Hanh-Phuc Le
doaj   +1 more source

Spider‐Inspired Electrohydraulic Actuators for Fast, Soft‐Actuated Joints

Advanced Science, 2021
The impressive locomotion and manipulation capabilities of spiders have led to a host of bioinspired robotic designs aiming to reproduce their functionalities; however, current actuation mechanisms are deficient in either speed, force output ...
Nicholas Kellaris, Philipp Rothemund, Yi Zeng, Shane K. Mitchell, Garrett M. Smith, Kaushik Jayaram, Christoph Keplinger   +6 more
doaj   +1 more source

Low-Cost High-Voltage Power Supply for Hydraulically Amplified Self-Healing Electrostatic Applications

Machines
HASEL (Hydraulically Amplified Self-Healing Electrostatic) actuators have gathered momentum in recent years; they are made of very-low-cost materials, making it easy for anyone to develop their own actuators, and they are “soft” and can achieve tasks ...
Levi Tynan, Upul Gunawardana, Ranjith Liyanapathirana, Osura Perera, Daniele Esposito, Jessica Centracchio, Gaetano Gargiulo   +6 more
doaj   +1 more source

Soft Skins With Reversible Thickness Morphing: Materials, Mechanisms, and Applications

Advanced Materials, EarlyView.
Evolution of electronic skin (e‐skin) technologies toward adaptive, multifunctional soft skins. Phase I highlights early rigid and discrete sensory interfaces. Phase II shows the transition toward flexible, stretchable, and large‐area e‐skin. Phase III captures the emergence of computational e‐skin.
Oliver Ozioko, Chiamaka Akah, Ravinder Dahiya   +2 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