Scientists grow lead-free solar material with a built-in switch
Solar panels, also known as photovoltaics, rely on semiconductor devices, or solar cells, to convert energy from the sun into electricity.
Aug 30, 2022
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696
Engineering
Page 3 - News tagged with solar devices
Electronics & Semiconductors
Researchers engineer biofilm capable of producing long-term, continuous electricity from your sweat
Researchers at the University of Massachusetts Amherst recently announced that they have figured out how to engineer a biofilm that harvests the energy in evaporation and converts it to electricity. This biofilm, which was ...
Aug 2, 2022
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265
Engineering
Optical concentrator could help solar arrays capture more light, even on a cloudy day, without tracking the sun
Researchers have imagined, designed, and tested an elegant lens device that can efficiently gather light from all angles and concentrate it at a fixed output position. These graded index optics also have applications in areas ...
Jun 27, 2022
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143
Energy & Green Tech
Sponge-like solar cells could be basis for better pacemakers
Holes help make sponges and English muffins useful (and, in the case of the latter, delicious). Without holes, they wouldn't be flexible enough to bend into small crevices, or to sop up the perfect amount of jam and butter.
Jun 7, 2022
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177
Electronics & Semiconductors
Record-breaking, ultrafast devices provide a step toward protecting the power grid from EMPs
Scientists from Sandia National Laboratories have announced a tiny, electronic device that can shunt excess electricity within a few billionths of a second while operating at a record-breaking 6,400 volts—a significant ...
Mar 15, 2022
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547
Energy & Green Tech
Photovoltaic solar heating system uses 95% of energy available to heat water
A research team at the University of Córdoba has designed a sustainable photovoltaic solar device that can heat water up to 80 degrees—just like a regular electric heater
Nov 5, 2021
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Electronics & Semiconductors
Metal-halide perovskite semiconductors can compete with silicon counterparts for solar cells, LEDs
Climate change and its consequences are becoming increasingly obvious, and solar cells that convert the sun's energy into electricity will play a key role in the world's future energy supply.
Oct 26, 2021
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532
Consumer & Gadgets
Now everyone can build battery-free electronic devices
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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1069
Energy & Green Tech
One-dimensional Anderson insulators predicted to host the bulk photovoltaic effect
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
Plastic electronics: Ushering in the next generation of technology
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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