Why you don't want 'phantom energy' on a spacecraft
You may not have heard of piezoelectric materials, but odds are, you have benefitted from them.
May 8, 2023
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523
Electronics & Semiconductors
News tagged with piezoelectric materials
Engineering
Non-reciprocal acoustoelectric amplifiers for very high frequency sound waves
In recent years, teams of engineers worldwide have been trying to develop acoustic devices based on piezoelectrics (i.e., materials that can produce electricity when mechanical stress is applied to them) integrated with conventional ...
Feb 27, 2023 feature
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97
Electronics & Semiconductors
Bio-friendly, self-powered sensor technology that can accurately analyze exercise posture
A joint research team led by Professor Kim Hoe-joon of the Department of Robotics and Mechatronics Engineering and Professor Hong Seon-ki of the Department of Physics and Chemistry has developed a high-efficiency piezoelectric ...
Dec 14, 2022
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55
Engineering
Engineers fabricate a chip-free, wireless, electronic 'skin'
Wearable sensors are ubiquitous thanks to wireless technology that enables a person's glucose concentrations, blood pressure, heart rate, and activity levels to be transmitted seamlessly from sensor to smartphone for further ...
Aug 18, 2022
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187
Engineering
New wind sensor uses smart materials to improve drone performance
Engineers have designed and successfully tested a more efficient wind sensor for use on drones, balloons and other autonomous aircraft.
Aug 8, 2022
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154
Electronics & Semiconductors
Tiny devices pave way for self-charging smart tech
Self-charging smartwatches and health trackers could be a step closer following the development of tiny mechanical devices powered by movement, a study suggests.
Apr 26, 2022
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143
Electronics & Semiconductors
Researchers develop a paper-thin loudspeaker
MIT engineers have developed a paper-thin loudspeaker that can turn any surface into an active audio source.
Apr 26, 2022
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818
Engineering
Ultrathin 3-D-printed films convert energy of one form into another
MIT researchers have developed a simple, low-cost method to 3-D print ultrathin films with high-performing "piezoelectric" properties, which could be used for components in flexible electronics or highly sensitive biosensors.
Aug 29, 2019
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80
Energy & Green Tech
Researchers squeeze low-cost electricity from sustainable biomaterial
Mobile phone speakers and motion detectors in cars and video games may soon be powered by electricity generated from low cost and sustainable biomaterials, according to research carried out at University of Limerick (UL), ...
Dec 4, 2017
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