Mechanical properties of slide-ring materials for dielectric elastomer actuators

Author(s):  
Koichi Mayumi ◽  
Chang Liu ◽  
Takanori Nakai ◽  
Makoto Ishida ◽  
Hiromitsu Takeuchi ◽  
...  
Author(s):  
Mills Patel ◽  
Rudrax Khamar ◽  
Akshat Shah ◽  
Tej shah ◽  
Bhavik Soneji

This paper appraisals state-of-the-art dielectric elastomer actuators (DEAs) and their forthcoming standpoints as soft actuators which have freshly been considered as a crucial power generation module for soft robots. DEs behave as yielding capacitors, expanding in area and attenuation in thickness when a voltage is applied. The paper initiates with the explanation of working principle of dielectric elastomer grippers. Here the operation of DEAs include both physics and mechanical properties with its characteristics, we have describe methods for modelling and its introductory application. In inclusion, the artificial muscle based on DEA concept is also formally presented. This paper also elaborates DEAs popular application such as- Soft Robotics, Robotics grippers and artificial muscles.


Author(s):  
Dorina Opris ◽  
Martin Molberg ◽  
Christiane Lo¨we ◽  
Frank Nu¨esch ◽  
Christopher Plummer ◽  
...  

Dielectric elastomers are an emerging class of electroactive polymers for electromechanical transduction. A broad application of dielectric elastomer actuators (DEA) is limited by the high voltage necessary to drive such devices. The development of novel elastomers offering better intrinsic electromechanical properties is one way to solve the problem. Therefore we prepared composites from thermoplastic or thermoset silicone elastomers and organic fillers as phthalocyanines or doped polyaniline (PANI). We studied the mechanical properties of silicones, synthesized, modified and characterized phthalocyanines and doped PANI. The influence of humidity onto the dielectric properties of CuPc(COOH)8 and ZnPc(COOH)8 was analyzed in detail. First measurements of silicone/PANI blends results in a hundredfold increase for the dielectric constant and an electromechanically strain of 8.5%.


2010 ◽  
Vol 20 (19) ◽  
pp. 3280-3291 ◽  
Author(s):  
Martin Molberg ◽  
Daniel Crespy ◽  
Patrick Rupper ◽  
Frank Nüesch ◽  
Jan-Anders E. Månson ◽  
...  

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