Robotics
Researchers have harnessed the latest nanofabrication techniques to create bug-shaped robots that are wirelessly powered, able to walk, able to survive harsh environments and tiny enough to be injected through an ordinary ...
Mar 7, 2019
0
285
Energy & Green Tech
Using microstructured layers, an HZB team has been able to increase the efficiency of perovskite-silicon tandem solar cells, achieving 25.5 percent, which is the highest published value to date. The team used computational ...
Nov 13, 2018
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386
Energy & Green Tech
Now that solar cells based on silicon technology have nearly reached their efficiency limits, researchers from all over the world are looking for alternative technologies to further improve solar cell efficiency. Physicists ...
Oct 3, 2018
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374
Energy & Green Tech
At the end of one of the hottest summers on record, as fights about how to power homes rage, renewable solar energy continues to present an option that does not significantly add greenhouse gases to the environment in exchange ...
Sep 4, 2018
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190
Energy & Green Tech
An international team of university researchers today reports solving a major fabrication challenge for perovskite cells—the intriguing potential challengers to silicon-based solar cells.
Jun 21, 2018
1
350
Energy & Green Tech
In the field of photovoltaic technologies, silicon-based solar cells make up 90 percent of the market. In terms of cost, stability and efficiency (20-22 percent for a typical solar cell on the market), they are well ahead ...
Jun 12, 2018
3
2763
Energy & Green Tech
Unlike traditional silicon solar cells, organic polymer solar cells (PSCs) may never cover the hillsides of a megawatt solar farm. But, these lightweight, flexible cells show potential to provide solar power to remote microwatt ...
Feb 20, 2018
1
232
Engineering
When a team of engineers went to work in 2015 looking for a new technique to boost the cost-effectiveness of solar cells, they didn't realize they'd end with a bonus – a way to help improve the collision avoidance systems ...
Oct 5, 2017
0
19
Energy & Green Tech
Perovskite solar cells (PSCs) can offer high light-conversion efficiency with low manufacturing costs. But to be commercially viable, perovskite films must also be durable and not degrade under solar light over time. EPFL ...
Sep 28, 2017
0
697
Energy & Green Tech
A concentrating photovoltaic system with embedded microtracking can produce over 50 percent more energy per day than standard silicon solar cells in a head-to-head competition, according to a team of engineers who field tested ...
Jul 17, 2017
6
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