Hardware
Most space satellites are powered by photovoltaic cells that convert sunlight to electricity. Exposure to certain types of radiation present in orbit can damage the devices, degrading their performance and limiting their ...
Nov 8, 2022
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70
Engineering
Large obstacles, like clouds and buildings, can block sunlight from reaching solar cells, but smaller sources, such as dust and leaves, can also create similar problems. Understanding how the loss of incoming radiation affects ...
Sep 27, 2022
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57
Engineering
Conventional dishwashers often do not kill all the harmful microorganisms left on plates, bowls, and cutlery. They also require long cycle times that use large quantities of electricity, and the soap pumped in and out is ...
Aug 30, 2022
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104
Electronics & Semiconductors
Wearable human-machine interface devices, HMIs, can be used to control machines, computers, music players, and other systems. A challenge for conventional HMIs is the presence of sweat on human skin.
Aug 9, 2022
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171
Engineering
Wearable technology has exploded in recent years. Spurred by advances in flexible sensors, transistors, energy storage, and harvesting devices, wearables encompass miniaturized electronic devices worn directly on the human ...
Jun 28, 2022
1
90
Software
Adding an organic matter power source to a solar energy unit could provide 100% heating for a single-story home during the coldest months of the year and help the environment. In the warmer months, the system could generate ...
May 31, 2022
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598
Energy & Green Tech
Wind energy is occupying an increasingly large share of the energy landscape, which comes with an increasing reliance on the intermittent nature of wind.
May 17, 2022
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183
Engineering
About 750 million people in the world do not have access to electricity at night. Solar cells provide power during the day, but saving energy for later use requires substantial battery storage.
Apr 5, 2022
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675
Engineering
As advances in wearable devices push the amount of information they can provide consumers, sensors increasingly have to conform to the contours of the body. One approach applies the principles of kirigami to give sensors ...
Mar 29, 2022
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83
Energy & Green Tech
Wind energy relies on efficient wind turbine blades, which act as airfoils, structures akin to an airplane wing. Air flow control accessories similar to those found in aircraft improve the turbine blade's aerodynamic performance.
Mar 22, 2022
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36
