Results 91 to 100 of about 52,759 (294)

Progress in high-performance stick-slip piezoelectric actuators: a review

International Journal of Smart and Nano Materials
The ultra-precision field is popular for its micro-nanometer positioning accuracy and large working stroke. Piezoelectric actuators based on the stick-slip operational principle exhibit superior performance characteristics, making them stand out with ...
Yingqi Lin, Dawei An, Zhenyu Lin, Xiaoting Chen, Weiqing Huang   +4 more
doaj   +1 more source

Bone mechanical stimulation with piezoelectric materials [PDF]

, 2012
This chapter summarized explores in vivo use of a piezoelectric polymer for bone mechanical ...
Botelho, MI, Capela e Silva, F, Castro, CC, Frias, C, Marques, AT, Potes, J, Reis, J, Simões, JA   +7 more
core  

Magnetic Textiles: A Review of Materials, Fabrication, Properties, and Applications

Advanced Materials Technologies, EarlyView.
Magnetic textiles (M‐textiles) are emerging as a programmable materials platform that merges magnetic matter with hierarchical textile structures. This article consolidates magnetic material classes, textile architectures, and fabrication and magnetization strategies, revealing structure–property–function relationships that govern magneto‐mechanical ...
Li Ke, Moses Kumi, Xiaoming Tao, Junhong Pu   +3 more
wiley   +1 more source

Highly transparent lead-free piezoelectric haptic device

Communications Materials
Acoustic haptic technology adds touch sensations to human-machine interfaces by integrating piezoelectric actuators onto touchscreens. Traditional piezoelectric haptic technologies use opaque lead-containing ceramics that are both toxic and visible.
Longfei Song, Sebastjan Glinsek, Nagamalleswara Rao Alluri, Veronika Kovacova, Michele Melchiorr, Alfredo Blazquez Martinez, Barnik Mandal, Juliette Cardoletti, Emmanuel Defay   +8 more
doaj   +1 more source

Vision‐Augmented Wearable Interfaces: Bioinspired Approaches for Realistic AI‐Human‐Machine Interaction

Advanced Materials Technologies, EarlyView.
This review presents recent progress in vision‐augmented wearable interfaces that combine artificial vision, soft wearable sensors, and exoskeletal robots. Inspired by biological visual systems, these technologies enable multimodal perception and intelligent human–machine interaction.
Jihun Lee, Gwuidong Ryu, Kisoo Kim, Feng Xu, Won Gu Lee   +4 more
wiley   +1 more source

Shaping Carbon Nitrides for Advanced Macrostructures

Advanced Materials Technologies, EarlyView.
This review examines how carbon nitride can be shaped through a range of printing and interfacial assembly methods. By bringing together additive manufacturing and liquid–liquid structuring concepts, carbon nitride is moving beyond its traditional powder‐based photocatalyst form toward digitally designed robust macroscale architectures with high design
Simona Baluchová, Baris Kumru
wiley   +1 more source

Experimental Validation of Two Types of Force Actuators: A Performance Comparison

Sensors
This paper experimentally investigates the performance of piezoelectric force actuators. Using the same encapsulated piezoelectric stack, an inertial-type actuator and a frame-type actuator are constructed for performance comparison.
Xishan Jiang, Ning Wang, Jing Zheng, Jie Pan   +3 more
doaj   +1 more source

Actuator Location and Voltages Optimization for Shape Control of Smart Beams Using Genetic Algorithms

Actuators, 2013
This paper presents a numerical study on optimal voltages and optimal placement of piezoelectric actuators for shape control of beam structures. A finite element model, based on Timoshenko beam theory, is developed to characterize the behavior of the ...
Georgios E. Stavroulakis, Evangelos P. Hadjigeorgiou, Christos G. Gogos, Georgia A. Foutsitzi   +3 more
doaj   +1 more source

Microstructured Electrode‐Piezopolymer Interface for Ultrasound Transducers With Enhanced Flexibility and Acoustic Performance

Advanced Materials Technologies, EarlyView.
Flexible piezopolymer ultrasound transducers are engineered by tailoring the electrode–piezopolymer interface using metallic, flake‐based, and porous graphene electrodes. Laser‐induced graphene's porous structure enables polymer infiltration, strengthening interfacial coupling and enhancing piezoelectric response and acoustic output.
Spencer Hagen, Dulcce A. Valenzuela, Parag V. Chitnis, Shirin Movaghgharnezhad   +3 more
wiley   +1 more source

Potential of Piezoelectric Actuation and Sensing in High Reliability Precision Mechanisms and Their Applications in Medical Therapeutics

Actuators
The present contribution aims to analyze and highlight the potential of piezoelectric materials in actuation and sensing duties, obtaining reliable high-precision outcomes in cutting-edge applications including medical interventions.
Adel Razek, Yves Bernard
doaj   +1 more source