Energy & Green Tech
The world's first solid-state photovoltaics were reported in 1883, and were composed of selenium, which eventually led to the development of the present-day photovoltaics, although the wide bandgap of selenium was limiting ...
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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Energy & Green Tech
Recent extreme weather events have underscored the need to cut the CO₂ emissions that are driving up global temperatures. This requires a rapid transition of the energy economy to renewable energy sources, the cheapest ...
Aug 1, 2022
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Energy & Green Tech
A team of researchers affiliated with several institutions in China has established a new efficiency record for organic photovoltaic cells. In their paper published in the journal Science, the group describes their approach ...
Energy & Green Tech
A collaborative effort between the University of Cordoba and the Max Planck Institute for Solid State Research (Germany) is making progress on the design of a solar battery made from an abundant, non-toxic and easily synthesized ...
Jul 27, 2023
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257
Energy & Green Tech
Australian photovoltaics researchers have made a 'cool' discovery: Singlet fission and tandem solar cells—two innovative ways to generate solar power more efficiently—also help to lower operating temperatures and keep ...
May 10, 2021
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365
Electronics & Semiconductors
When it comes to the future of solar energy cells, say farewell to silicon, and hello to calcium titanium oxide—the compound mineral better known as perovskite.
Aug 3, 2020
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Energy & Green Tech
In recent years, engineers worldwide have been developing various new technologies to generate and store energy more sustainably. These technologies include solar or photovoltaic cells, electrical devices that can convert ...
Electronics & Semiconductors
Solution-processed semiconductors, including materials such as perovskites and quantum dots (i.e., small particles of matter in the quantum size regime), are substances with a conductivity ranging between that of insulators ...
Energy & Green Tech
Researchers in Korea have successfully developed a large-area, organic-solution-processable solar cell with high efficiency. They achieved their breakthrough by controlling the speed at which the solution of raw materials ...
Sep 9, 2020
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