Results 121 to 130 of about 30,933 (297)

Ultra-high energy harvester performance in KNN-based textured piezoceramics via multiscale reconfiguration design

open access: yesJournal of Advanced Ceramics
The lower electromechanical performance of lead-free piezoelectric materials remains a critical bottleneck impeding their ability to replace lead-based materials in energy harvesting.
Caixia Zhu   +5 more
doaj   +1 more source

Mapping of Physiological Signals From Wireless Battery‐Free Implants With Plane‐Wave Ultrasound Imaging

open access: yesAdvanced Materials Technologies, EarlyView.
Combined approach of electromagnetic (Power) and ultrasound (data harvesting) waves is proposed to address the miniaturized ultrasonic implants. Electromagnetic waves trigger the piezoelectric element to generate the acoustic pulse which is modulated by the variations in the sensor's impedance.
Anam Bhatti   +6 more
wiley   +1 more source

Hierarchical Multi‐Material Architectures With Gradient Design for Dynamic‐Range Flexible Tactile Sensing

open access: yesAdvanced Materials Technologies, EarlyView.
Hierarchical multi‐material TPMS lattices are engineered as flexible tactile sensors by combining soft and stiff elastomeric layers with a conformal conductive coating. The bilayer architecture delivers sensitivity at low pressures while maintaining a broad detectable range under large loads, enabling reliable pressure and vibration monitoring for ...
Reza Noroozi   +3 more
wiley   +1 more source

Smart materials application on high performance sailing yachts for energy harvesting [PDF]

open access: yes, 2013
Piezoelectric patches are bounded on a keel bulb in order to harvest vibration energy by converting electrical output. Unsteady computational fluid dynamics method is also used to find the structural boundary condition such as the hydrodynamic pressure ...
Khorasanchi, Mahdi   +2 more
core  

Liquid Metal Sensors for Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
This review thoroughly reviews liquid metal sensors in soft robots. Their unique material properties like high conductivity and good biocompatibility are analyzed. Working principles are classified, and applications in environmental perception, motion detection, and human—robot interaction are introduced.
Qi Zhang   +7 more
wiley   +1 more source

Energy Harvesting and Management for Wireless Autonomous Sensors

open access: yes, 2008
Wireless autonomous sensors that harvest ambient energy are attractive solutions, due to their convenience and economic benefits. A number of wireless autonomous sensor platforms which consume less than 100?W under duty-cycled operation are available ...
Al-Hashimi, Bashir M.   +3 more
core   +1 more source

Multi‐Material Additive Manufacturing of Soft Robotic Systems: A Comprehensive Review

open access: yesAdvanced Robotics Research, EarlyView.
This review explores the transformative role of multi‐material additive manufacturing (MMAM) in the development of soft robotic systems. It presents current techniques, materials, and design strategies that enable functionally graded and adaptive structures.
Ritik Raj   +2 more
wiley   +1 more source

Using piezoelectric technology to harvest energy from pavement: A review

open access: yesJournal of Traffic and Transportation Engineering (English ed. Online)
A key point in building a contemporary energy system is the search for sustainable and green energy. Many green energy sources exist in the road or pavement domain, such as solar, thermal, wind, and mechanical energy, etc.
Keliang Mou   +6 more
doaj   +1 more source

The effect of non-uniform damping on flutter in axial flow and energy harvesting strategies

open access: yes, 2012
The problem of energy harvesting from flutter instabilities in flexible slender structures in axial flows is considered. In a recent study, we used a reduced order theoretical model of such a system to demonstrate the feasibility for harvesting energy ...
Boyd J.   +4 more
core   +3 more sources

A Review on Sensor Technologies, Control Approaches, and Emerging Challenges in Soft Robotics

open access: yesAdvanced Robotics Research, EarlyView.
This review provides an introspective of sensors and controllers in soft robotics. Initially describing the current sensing methods, then moving on to the control methods utilized, and finally ending with challenges and future directions in soft robotics focusing on the material innovations, sensor fusion, and embedded intelligence for sensors and ...
Ean Lovett   +5 more
wiley   +1 more source

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