Consumer & Gadgets
Last year, computer engineers from Northwestern University and Delft University of Technology (TU Delft) introduced the world's first battery-free Game Boy, which harvests both solar energy and the user's kinetic energy from ...
Sep 22, 2021
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Energy & Green Tech
About 78 million batteries powering IoT devices will be dumped globally every day by 2025 if nothing is done to improve their lifespan. This dire statistic comes from EnABLES, an EU-funded project that's urging researchers ...
Jul 27, 2021
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Energy & Green Tech
In recent years, engineers have created a variety of solar technologies using different types of materials. These include solar cells based on cadmium telluride (CdTe), a stable crystalline semiconducting compound comprised ...
Energy & Green Tech
Materials in which electrons are strongly localized are promising for use in next-generation solar cells and optoelectronic devices, calculations by a RIKEN theoretical physicist and a collaborator have indicated.
May 27, 2021
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133
Electronics & Semiconductors
From cat's-whisker detectors in the early 1900s to electronic circuit chips in modern-day mobile phones, electronic devices have been modified in myriad creative ways to adapt to the needs of humankind. Apart from increasing ...
Apr 26, 2021
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171
Engineering
From microwave ovens to Wi-Fi connections, the radio waves that permeate the environment are not just signals of energy consumed but are also sources of energy themselves. An international team of researchers, led by Huanyu ...
Mar 25, 2021
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Engineering
An electrochemical method for stabilizing a reactive molecule can help the development of higher efficiency solar cells.
Jan 5, 2021
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334
Engineering
Have you ever spilled your coffee on your desk? You may then have observed one of the most puzzling phenomena of fluid mechanics—the coffee ring effect. This effect has hindered the industrial deployment of functional inks ...
Aug 12, 2020
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102
Hi Tech & Innovation
Imagine a small, inexpensive device that could look at a parking lot to see which spaces are filled and which are not. Or one that could find traffic jams and reroute others away from it. Maybe such a device could even keep ...
Jul 16, 2020
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9
Energy & Green Tech
A cooling system developed at KAUST has improved the efficiency of a prototype solar panel up to 20 percent and requires no external energy source to operate.
May 11, 2020
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