Energy & Green Tech
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 ...
Telecom
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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275
Engineering
The Intelligent Wave Engineering Team of the Korea Research Institute of Standards and Science (KRISS) and the Electro Ceramics Laboratory of the Department of Materials Science and Engineering at Korea University (KU) have ...
Aug 14, 2023
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1
Electronics & Semiconductors
You may not have heard of piezoelectric materials, but odds are, you have benefitted from them.
May 8, 2023
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523
Energy & Green Tech
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
Engineering
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 ...
Robotics
Until now, microscopic robotic systems have had to make do without arms. Now, researchers at ETH Zurich have developed an ultrasonically actuated glass needle that can be attached to a robotic arm. This lets them pump and ...
Jan 13, 2023
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29
Electronics & Semiconductors
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
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
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
