Results 81 to 90 of about 3,771,203 (333)

Electrostatic Zipping Actuators—Analysis of the Pull-In Effect Depending on the Geometry Parameters

open access: yesEnergies, 2021
Continuous work on a new generation of actuators, referred to as artificial muscles, resulted in the initiation of work on electrostatic zipping actuators, the concept of which is derived from micro electro-mechanical devices.
Jacek Szkopek   +2 more
doaj   +1 more source

Review of Artificial Muscle Based on Contractile Polymers [PDF]

open access: yes, 1991
An artificial muscle with strength and speed equal to that of a human muscle may soon be possible. Polymer gels exhibit abrubt volume changes in response to variations in their external conditions -- shrinking or swelling up to 1000 times their ...
Brock, David L.
core  

Polymer artificial muscles

open access: yesMaterials Today, 2007
The various types of natural muscle are incredible material systems that enable the production of large deformations by repetitive molecular motions. Polymer artificial muscle technologies are being developed that produce similar strains and higher stresses using electrostatic forces, electrostriction, ion insertion, and molecular conformational ...
Mirfakhrai, Tissaphern   +2 more
openaire   +1 more source

Substrate Stress Relaxation Regulates Cell‐Mediated Assembly of Extracellular Matrix

open access: yesAdvanced Functional Materials, EarlyView.
Silicone‐based viscoelastic substrates with tunable stress relaxation reveal how matrix mechanics regulates cellular mechanosensing and cell‐mediated matrix remodelling in the stiff regime. High stress relaxation promotes assembly of fibronectin fibril‐like structures, increased nuclear localization of YAP and formation of β1 integrin‐enriched ...
Jonah L. Voigt   +2 more
wiley   +1 more source

A Soft Master-Slave Robot Mimicking Octopus Arm Structure Using Thin Artificial Muscles and Wire Encoders

open access: yesActuators, 2019
An octopus arm with a flexible structure and no rigid skeleton shows a high degree of freedom and flexibility. These excellent features are suitable for working in an environment having fragile and unknown-shaped objects.
Shota Furukawa   +3 more
doaj   +1 more source

Evaluating Morphological Computation in Muscle and DC-motor Driven Models of Human Hopping [PDF]

open access: yes, 2015
In the context of embodied artificial intelligence, morphological computation refers to processes which are conducted by the body (and environment) that otherwise would have to be performed by the brain.
Ay, Nihat   +4 more
core   +3 more sources

Smart, Bio‐Inspired Polymers and Bio‐Based Molecules Modified by Zwitterionic Motifs to Design Next‐Generation Materials for Medical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Bio‐based and (semi‐)synthetic zwitterion‐modified novel materials and fully synthetic next‐generation alternatives show the importance of material design for different biomedical applications. The zwitterionic character affects the physiochemical behavior of the material and deepens the understanding of chemical interaction mechanisms within the ...
Theresa M. Lutz   +3 more
wiley   +1 more source

Robust and Multi-Functional Electrically Responsive Gold/Polydopamine-Coated Liquid Crystalline Elastomer Artificial Muscles

open access: yesNanomaterials
Applying thin electrically conductive coatings to Liquid Crystalline Elastomers (LCEs) is an effective way of functionalizing two-way shape memory polymers with the ability to respond to electrical currents.
Joshua C. Ince   +3 more
doaj   +1 more source

Self-Sensing Ionic Polymer Actuators: A Review

open access: yesActuators, 2015
Ionic electromechanically active polymers (IEAP) are laminar composites that can be considered attractive candidates for soft actuators. Their outstanding properties such as low operating voltage, easy miniaturization, and noiseless operation are ...
Karl Kruusamäe   +3 more
doaj   +1 more source

Regulation of metabolism by miR-378 [PDF]

open access: yes, 2014
The present invention provides a method of regulating fatty acid metabolism in a cell by contacting the cell with a modulator of miR-378 and/or miR-378* activity or expression.
Carrer, Michele, Olson, Eric N.
core   +1 more source

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