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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Electronics & Semiconductors
News tagged with piezoelectric
Telecom
Array of piezoelectric transducers offers long-distance, low-power underwater communication
MIT researchers have demonstrated the first system for ultra-low-power underwater networking and communication, which can transmit signals across kilometer-scale distances.
Sep 6, 2023
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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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Engineering
Engineering team develops approach to enable simple cameras to see in 3D
Standard image sensors, like the billion or so already installed in practically every smartphone in use today, capture light intensity and color. Relying on common, off-the-shelf sensor technology—known as CMOS—these ...
Mar 28, 2022
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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
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 ...
Energy & Green Tech
Generating small amounts of electricity by squeezing luffa sponges
A team of mechanical engineers at Beihang University, Peking University and the University of Houston has found that it is possible to capture small amounts of electricity by repeatedly squeezing treated luffa sponges. In ...
Electronics & Semiconductors
A new flexible piezoelectric composite for 3-D printing
Researchers at Peking University, Southern University of Science and Technology and the University of Jinan in China have recently designed a ceramic-polymer composite that can be used to print complex 3-D grid architectures. ...
Energy & Green Tech
Engineers tap into good vibrations to power the Internet of Things
In a world hungry for clean energy, engineers have created a new material that converts the simple mechanical vibrations all around us into electricity to power sensors in everything from pacemakers to spacecraft.
May 3, 2023
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125
Electronics & Semiconductors
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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