Reference Terms
from Wikipedia, the free encyclopedia
Solar cell
A solar cell (or a "photovoltaic" cell) is a device that converts photons from the sun (solar light) into electricity.
Note: The above text is excerpted from the Wikipedia article "Solar cell", which has been released under the GNU Free Documentation License.
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Matter & Energy News
March 18, 2025
Mar. 12, 2025 — Scientists have developed an approach that combines rehabilitation robotics with spinal cord stimulation to restore movement in people with spinal cord injuries. The technology enhances rehabilitation and enables activities like cycling and walking ...
Mar. 6, 2025 — Researchers have enabled a man who is paralyzed to control a robotic arm through a device that relays signals from his brain to a computer. He was able to grasp, move and drop objects just by imagining himself performing the ...
Mar. 5, 2025 — Engineers have developed a pioneering prosthetic hand that can grip plush toys, water bottles, and other everyday objects like a human, carefully conforming and adjusting its grasp to avoid damaging ...
Feb. 25, 2025 — Discarded food scraps, stray branches, seashells and many other natural materials are key ingredients in a system that can pull drinkable water out of thin air developed by ...
Latest Headlines
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Mar. 17, 2025 — For decades, atomic clocks have been the pinnacle of precision timekeeping, enabling GPS navigation, cutting-edge physics research, and tests of fundamental theories. But researchers are now pushing ...
Mar. 17, 2025 — Scientists are investigating how structures made from several layers of graphene stack up in terms of their fundamental physics and their potential as reconfigurable semiconductors for advanced ...
Mar. 17, 2025 — Scientists have acquired direct evidence of rare, pulsing pear-shaped structures within atomic nuclei of the rare-earth element Gadolinium, thanks to new ...
Mar. 17, 2025 — With the long-term goal of creating living cells from non-living components, scientists in the field of synthetic biology work with RNA origami. This tool uses the multifunctionality of the natural ...
Mar. 17, 2025 — Researchers have identified a previously unknown bacterial protein, the structure of which is being used in the design of protein nanoparticles for the targeted delivery of anticancer drugs to ...
Mar. 17, 2025 — A new analysis of 105-year-old data on the effectiveness of 'dazzle' camouflage on battleships in World War I has found that while dazzle had some effect, the 'horizon effect' had far more influence ...
Mar. 17, 2025 — When exposed to high temperatures and pressure, water enters a state in which liquid and gas can no longer be distinguished. For a long time, there has been controversy about how this looks like on a ...
Mar. 17, 2025 — Engineers developed a method to grow artificial muscle tissue that twitches and flexes in multiple, coordinated directions. These tissues could be ...
Mar. 17, 2025 — Scientists have developed a single-cell green microalgae coated with magnetic material. This miniature robot was put to the test: would the microalgae with its magnetic coating be able to swim ...
Mar. 17, 2025 — A new study has found that fortified enclosures also benefit nearby livestock keepers by preventing carnivore ...