Results 81 to 90 of about 40,334 (297)

Novel Test Fixture for Characterizing MEMS Switch Microcontact Reliability and Performance [PDF]

, 2019
In microelectromechanical systems (MEMS) switches, the microcontact is crucial in determining reliability and performance. In the past, actual MEMS devices and atomic force microscopes (AFM)/scanning probe microscopes (SPM)/nanoindentation-based test ...
Anwar, Farhana, Coutu, Ronald A., Jr., Mahanta, Protap   +2 more
core   +1 more source

Dual sensing-actuation artificial muscle based on polypyrrole-carbon nanotube composite [PDF]

, 2017
Dual sensing artificial muscles based on conducting polymer are faradaic motors driven by electrochemical reactions, which announce the development of proprioceptive devices. The applicability of different composites has been investigated with the aim to
Fernández Otero, Toribio, Pascual Carrión, Víctor Hugo, Schumacher, Johanna   +2 more
core   +2 more sources

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

Advanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj, Roshni Satheesh Babu, Yuxin Xia, Eva Bestelink, Radu Sporea, Nikos Hastas, Ioannis Zeimpekis, Dimitra G. Georgiadou, Sayani Majumdar   +8 more
wiley   +1 more source

Modelling of piezoelectric actuators used in forging processes: principles and experimental validation [PDF]

, 2012
This paper deals with the modelling of a piezo- electric stack actuator used to generate specific low frequency vibration waveforms to assist forging processes.
ABBA, Gabriel, BIGOT, Régis, GIRAUD-AUDINE, Christophe, LEMAIRE-SEMAIL, Betty, NGUYEN, Thanh Hung   +4 more
core   +6 more sources

Orientation Engineering of MXene Flakes

Advanced Materials, EarlyView.
Orientation engineering of MXene flakes refers to the transformation of disordered MXene flakes into ordered architectures with optimized multiphysical transport properties. Focusing on this topic, this review outlines key principles, characterization, fabrication strategies, and advanced applications of oriented MXene structures.
Yizhou Wang, Shuo Li, Tianchao Guo, Dekang Zhu, Ning Chu, Noor Albar, Dana Alsulaiman, Husam N. Alshareef   +7 more
wiley   +1 more source

A Novel Linear Walking Type Piezoelectric Actuator Based on the Parasitic Motion of Flexure Mechanisms

IEEE Access, 2019
A walking-type piezoelectric actuator based on the parasitic motion of flexure mechanisms is proposed in this paper. With the help of the parasitic motion of the asymmetrical flexure mechanism, the conventional walking-type piezoelectric actuator with ...
Jianming Wen, Nen Wan, Renming Wang, Song Chen, Jiajia Zheng, Jianping Li   +5 more
doaj   +1 more source

Nonlinear Stochastic Optimal Control Using Piezoelectric Stack Inertial Actuator

Shock and Vibration, 2020
An optimal control strategy for the random vibration reduction of nonlinear structures using piezoelectric stack inertial actuator is proposed. First, the dynamic model of the nonlinear structure considering the dynamics of a piezoelectric stack inertial
Q. F. Lü, X. F. Wang, K. Lu, R. H. Huan
doaj   +1 more source

Bipolar Piezoelectric Buckling Actuators

IEEE/ASME Transactions on Mechatronics, 2014
A nonlinear piezoelectric amplification mechanism utilizing structural buckling is presented, and its static and dynamic properties are measured and analyzed. Buckling is a pronounced nonlinear effect that occurs at a structurally singular point. A small piezoelectric displacement on the order of 10 μm results in a large buckling displacement on the ...
Devin M. Neal, H. Harry Asada
openaire   +1 more source

Development and dynamic modeling of a new hybrid thermo-piezoelectric micro-actuator. [PDF]

, 2010
International audienceThis paper presents a new hybrid micro-actuator based on the combination of piezoelectric and thermal effects. The proposed actuator can perform both a high stroke coarse positioning through the thermal actuation, and a high ...
Alexandru Ivan, Ioan, Rakotondrabe, Micky   +1 more
core   +3 more sources

Roadmap to Precision 3D Printing of Cellulose: Rheology‐Guided Formulation, Fidelity Assessment, and Application Horizons

Advanced Materials Technologies, EarlyView.
This critical review presents a comprehensive roadmap for the precision 3D printing of cellulose. Quantitative correlations link ink formulation and rheological properties to print fidelity and final material performance. This framework guides the development of advanced functional materials, from biomedical scaffolds to electromagnetic shielding ...
Majed Amini, Hadi Hosseini, Seyyed Alireza Hashemi, Mohammad Arjmand   +3 more
wiley   +1 more source