Results 21 to 30 of about 1,106 (198)

Design of a Double-Layer Electrothermal MEMS Safety and Arming Device with a Bistable Mechanism

open access: yesMicromachines, 2022
Considering the safety of ammunition, safety and arming (S&A) devices are usually designed in pyrotechnics to control energy transfer through a movable barrier mechanism. To achieve both intelligence and miniaturization, electrothermal actuators are used
Kexin Wang   +4 more
doaj   +1 more source

Theoretical Thermal-Mechanical Modelling and Experimental Validation of a Three-Dimensional (3D) Electrothermal Microgripper with Three Fingers

open access: yesMicromachines, 2021
This paper presents the theoretical thermal-mechanical modeling and parameter analyses of a novel three-dimensional (3D) electrothermal microgripper with three fingers.
Guoning Si   +3 more
doaj   +1 more source

Design and performance evaluation of thin-film actuators based on flexible Ni-Co substrates

open access: yesMicro and Nano Systems Letters, 2020
This paper proposes a new design of bimorph-type electrothermal actuators based on flexible Ni-Co substrates and describes the results of the finite element method (FEM) simulation and performance evaluation of the actuators.
Suhwan Kim, Woojin Kim, Yongdae Kim
doaj   +1 more source

Low‐Voltage Soft Actuators for Interactive Human–Machine Interfaces

open access: yesAdvanced Intelligent Systems, 2022
Soft electrical actuators driven by low voltages are promising for interactive human–machine interfaces (iHMI) applications including executing orders to complete various tasks and communicating with humans.
Shaohua Chen   +3 more
doaj   +1 more source

Performance Analysis of a CSFH-Based Microgripper: Analytical Modeling and Simulation

open access: yesMicromachines, 2022
Microgrippers are promising tools for micro-manipulation and characterization of cells. In this paper, a biocompatible electro-thermally actuated microgripper with rotary capacitive position sensor is presented.
Teferi Sitotaw Yallew   +3 more
doaj   +1 more source

Design, Fabrication, and Testing of a Novel 3D 3-Fingered Electrothermal Microgripper with Multiple Degrees of Freedom

open access: yesMicromachines, 2021
This paper presents the design, fabrication, and testing of a novel three-dimensional (3D) three-fingered electrothermal microgripper with multiple degrees of freedom (multi DOFs).
Guoning Si   +3 more
doaj   +1 more source

Actuators for Implantable Devices: A Broad View

open access: yesMicromachines, 2022
The choice of actuators dictates how an implantable biomedical device moves. Specifically, the concept of implantable robots consists of the three pillars: actuators, sensors, and powering.
Bingxi Yan
doaj   +1 more source

Fabrication of graphene based electrothermal cantilever actuator [PDF]

open access: yesThe 8th Annual IEEE International Conference on Nano/Micro Engineered and Molecular Systems, 2013
A novel actuator has been fabricated using graphene and graphene oxide composite paper as building blocks. The two materials have nearly equal Young's modulus, however a large displacement was observed during the electromechanically driven operation, which was attributed to great difference in coefficient of thermal expansion of graphene paper and ...
Yilong Zhou   +3 more
openaire   +1 more source

Electro-responsive actuators based on graphene

open access: yesThe Innovation, 2021
Electro-responsive actuators (ERAs) hold great promise for cutting-edge applications in e-skins, soft robots, unmanned flight, and in vivo surgery devices due to the advantages of fast response, precise control, programmable deformation, and the ease of ...
Yong-Lai Zhang   +5 more
doaj   +1 more source

A bi-directional electrothermal electromagnetic actuator [PDF]

open access: yes17th IEEE International Conference on Micro Electro Mechanical Systems. Maastricht MEMS 2004 Technical Digest, 2004
A bi-directional microactuator powered by the combination of electrothermal and electromagnetic forces is successfully demonstrated using both the Poly-MUMPs surface micromachining process and a 50 /spl mu/m SOI process. High output force has been measured from fabricated actuators in both DC and AC operations at non-resonant frequencies.
A. Cao   +3 more
openaire   +1 more source

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