Results 101 to 110 of about 15,525 (308)

Feasibility of Parylene C for encapsulating piezoelectric actuators in active medical implants. [PDF]

Front Med Technol, 2023
Kohler A, Blendinger F, Müller S, Mescheder U, Bucher V.   +4 more
europepmc   +1 more source

A Soft Mechanoluminescent Skin for High‐Resolution Optical Tactile Sensing in Human–Machine Interaction

Advanced Science, EarlyView.
A soft mechanoluminescent tactile sensor that converts force directly into light is presented, enabling imaging‐based, wiring‐free touch sensing. By integrating a flexible ML‐skin with CMOS readout, the system achieves high sensitivity, fast response, and high spatial resolution, while maintaining structural simplicity and energy efficiency, offering a
Yu Feng, Qiaojiao Wang, Yehui Liu, Jiankun Li, Senlin Hou, Xiaomeng Yang, Ziyi Li, Yanji Yi, Meng Chen, Guanglie Zhang, Hao Sun, Wen Jung Li   +11 more
wiley   +1 more source

Sensorless model-based displacement estimator for piezoelectric actuator through a practical three-stage mechanism

Heliyon
Piezoelectric elements (PEMs) are used in a variety of applications. In this paper, we developed a new simple sensorless method for a Piezoelectric Actuator (PEA), which includes piezostack elements and a three-stage amplification mechanism.This research
A. Levy Dror, Amir Shapiro
doaj   +1 more source

Modelling and Composite Control of Single Flexible Manipulators with Piezoelectric Actuators

Shock and Vibration, 2016
The piezoelectric actuators are used to investigate the active vibration control of flexible manipulators in this paper. Based on the assumed mode method, piezoelectric coupling model, and Hamilton’s principle, the dynamic equation of the single flexible
En Lu, Wei Li, Xuefeng Yang, Mengbao Fan, Yufei Liu   +4 more
doaj   +1 more source

Static and dynamic analysis of laminated composite plates with integrated piezoelectrics

Vietnam Journal of Mechanics, 2008
A Finite Element model based on First-order Shear Deformation Theory is developed for the static shape control and vibration control of la minated composite plates integrated with piezoelectric sensors and actuators. A nine-node isoparametric rectangular 
Tran Ich Thinh, Le Kim Ngoc
doaj   +1 more source

Modeling of Rapid Response Characteristics of Piezoelectric Actuators for Ultra-Precision Machining. [PDF]

Materials (Basel), 2023
Zhong B, Liao Z, Zhang X, Jin Z, Sun L.
europepmc   +1 more source

A Digital Hydraulic Valve, Actuated Using a Piezoelectric Linear Motor

, 2011
Proportional control in hydraulics is widely utilized. The most widely used current types of proportional valves utilize solenoid technology. While this technology has been around for decades and has been proven an effective means of control, there is ...
Bevill, Brian C
core  

Thick-film Piezoceramic Microgenerators [PDF]

, 2008
Piezoelectric materials have many desirable characteristics for use in vibration energy harvesting applications. They can produce relatively high output voltages (from a few to several tens of volts) for modest levels of vibration.
Kok, Swee Leong, White, N. M., Harris, Nick, White, Neil, Kok, S. L., Harris, N. R.   +5 more
core  

Integrated Ultrasonic Platform for Bioelectronic Control through Biological Barriers Based on Metasurface

Advanced Science, EarlyView.
A metasurface‐enabled ultrasonic platform achieves precise multi‐focal control through biological barriers, real‐time physiology‐driven modulation, and simultaneous wireless power and data transmission. By unifying wavefront engineering, closed‐loop feedback, and acoustic communication, this work establishes key enabling technologies toward scalable ...
Chuanxin Zhang, Hanjie Xiao, Xue Jiang, Dean Ta   +3 more
wiley   +1 more source

Study on dynamic hysteresis characteristic modeling and parameter identification methods for high-voltage piezoelectric actuators

Xibei Gongye Daxue Xuebao
High-voltage piezoelectric actuators are widely used in the field of active vibration control of aerospace structures due to their advantages of strong load capacity, large nominal thrust, and fast response.
LI Weiguang, LIU Ke, WANG Hui, DENG Qingtian, YANG Zhichun   +4 more
doaj   +1 more source