Results 241 to 250 of about 54,448 (306)

Piezo actuators and piezo motors for driving systems

2016 Dynamics of Systems, Mechanisms and Machines (Dynamics), 2016
The problem of creation of piezo actuators and piezo motors for nano- and micropositioning is considered. The analysis of the market for piezo actuators and piezo motors is done, the main types of piezo actuators, widely spread in the world, are defined. The original design of stepper piezo motors for nano- and micropositioning is described.
A. G. Amelchenko, V. A. Bardin, V. A. VasiFev, V. D. Krevchick, P. S. Chernov, M. A. Shcherbakov   +5 more
openaire   +1 more source

Progress and Perspectives in 2D Piezoelectric Materials for Piezotronics and Piezo‐Phototronics

Advancement of science
The emergence of two‐dimensional (2D) materials has catalyzed significant advancements in the fields of piezotronics and piezo‐phototronics, owing to their exceptional mechanical, electronic, and optical properties.
Fengyi Pang, Pin Zhao, Hyeon Yeong Lee, Dae-Jin Kim, Xiangchun Meng, Yong Soo Cho, Sang‐Woo Kim   +6 more
semanticscholar   +1 more source

Boosting Piezo‐Catalytic Activity of KNN‐Based Materials with Phase Boundary and Defect Engineering

Advanced Functional Materials, 2023
Although the piezo‐catalysis is promising for the environmental remediation and biomedicine, the piezo‐catalytic properties of various piezoelectric materials are limited by low carrier concentrations and mobility, and rapid electron‐hole pair ...
Jiayang Liao, X. Lv, Xi‐xi Sun, Junhua Li, Hao Wang, Qiang Chen, Hanpeng Lu, Duan Wang, J. Bi, Jiagang Wu   +9 more
semanticscholar   +1 more source

Ultrasound-activated piezo-hot carriers trigger tandem catalysis coordinating cuproptosis-like bacterial death against implant infections

Nature Communications
Implant-associated infections due to the formation of bacterial biofilms pose a serious threat in medical healthcare, which needs effective therapeutic methods.
Yanli Huang, Xufeng Wan, Qiang Su, Chunlin Zhao, Jian Cao, Yan Yue, Shuoyuan Li, Xiaoting Chen, Jie Yin, Yi Deng, Xianzeng Zhang, Tianmin Wu, Zongke Zhou, Duan Wang   +13 more
semanticscholar   +1 more source

A survey on the mechanical design for piezo-actuated compliant micro-positioning stages.

Review of Scientific Instruments, 2023
This paper presents a comprehensive review of mechanical design and synthesis methods for piezo-actuated compliant micro-positioning stages, which play an important role in areas where high precision motion is required, including bio-robotics, precision ...
Bingxiao Ding, Xuan Li, Chenglin Li, Yangmin Li, Shih-Chih Chen   +4 more
semanticscholar   +1 more source

Piezocatalysts and Piezo‐Photocatalysts: From Material Design to Diverse Applications

Advanced Functional Materials
Piezocatalysis and piezo‐photocatalysis technology is a continuously developing catalytic technology based on the piezoelectric effect of catalysts, which breaks the barrier between mechanical and chemical energy.
Pengwei Jia, Jianming Li, H. Huang
semanticscholar   +1 more source

Efficient piezo-photocatalysis of 0D/2D α-Fe2O3/Bi2WO6: Synergy of weak force-driven piezoelectric polarization and Z-scheme junction.

Journal of Colloid and Interface Science, 2023
Photocatalysis shows huge potential in environmental purification, but suffers from fast photocharge recombination and finite photoabsorption. Piezoelectric polarization is perceived as a promising approach to drive charge separation, but it always ...
Xiaolei Zhang, Cheng-Pei Hu, Zijian Zhu, Yingge Zhang, Shuchen Tu, Yihe Zhang, T. Ma, Fang Chen, Hongwei Huang   +8 more
semanticscholar   +1 more source

Interface Interaction Enhanced Piezo‐Catalytic Hydrogen Peroxide Generation via One‐Electron Water Oxidation

Advanced Functional Materials, 2023
Piezo‐catalysis, which is possible to utilize natural mechanical energy, is an ideal technology for synthesizing hydrogen peroxide (H2O2) but is still challenging.
Yingying Wen, W. Liu, Peifang Wang, Huinan Che, Chunmei Tang, Bin Liu, Y. Ao   +6 more
semanticscholar   +1 more source

PIEZO-dependent mechanosensing is essential for intestinal stem cell fate decision and maintenance.

Science
Stem cells perceive and respond to biochemical and physical signals to maintain homeostasis. Yet, it remains unclear how stem cells sense mechanical signals from their niche in vivo.
Meryem B Baghdadi, Ronja M Houtekamer, Louisiane Perrin, Abilasha Rao-Bhatia, Myles Whelen, L. Decker, M. Bergert, Carlos Pérez-González, Réda Bouras, Giacomo Gropplero, Adrian K H Loe, Amin Afkhami-Poostchi, Xin Chen, Xi Huang, S. Descroix, Jeffrey L. Wrana, A. Diz-Muñoz, M. Gloerich, A. Ayyaz, Danijela Matic Vignjevic, Tae-Hee Kim   +20 more
semanticscholar   +1 more source

Vibrational analysis of size-dependent thermo-piezo-photo-electric semiconductor medium under memory-dependent Moore–Gibson–Thompson photo-thermoelasticity theory

Mechanics of Advanced Materials and Structures, 2023
This study presents a comprehensive approach to vibrational analysis in a size-dependent, orthotropic thermo-piezo-photo-electric semiconductor half-space under Moore–Gibson–Thompson (MGT) photo-thermoelasticity theory with memory-dependent derivatives ...
V. Gupta, M. Barak, Soumik Das
semanticscholar   +1 more source