A new phase in reading photons: Photodetector beats the quantum limit by a factor of four
A new photodetector can cleanly discriminate among four states, not just the standard two states of binary logic.
A new photodetector can cleanly discriminate among four states, not just the standard two states of binary logic.
Optics & Photonics
Jan 6, 2013
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Rising sea levels driven by climate change make for salty soil, and that is likely to force about 200,000 coastal farmers in Bangladesh inland as glaciers melt into the world's oceans, according to estimates from a new study.
Environment
Oct 23, 2018
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A recent study reports that the geographical range of some agricultural crops -- such as corn and beans -- may be greatly reduced if temperatures continue to rise. While some farmers may be able to readjust what they grow, ...
Environment
Jun 3, 2011
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With the release of platforms like DALL-E 2 and Midjourney, diffusion generative models have achieved mainstream popularity, owing to their ability to generate a series of absurd, breathtaking, and often meme-worthy images ...
Biochemistry
Mar 31, 2023
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NASA and several other national space agencies have recently revived their lunar colonization programs. One of the key factors that needs to be solved is how to power such a colony. Can uninterrupted solar power feasibly ...
Space Exploration
Oct 31, 2022
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Our planet was revolving on its axis, turning night into day every 24 hours, for 4.5 billion years - long before any form of life existed here. About a billion years later, the very first simple bacterial cells came into ...
Cell & Microbiology
Oct 2, 2012
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Rice University physicists have discovered a way to trap the world's coldest plasma in a magnetic bottle, a technological achievement that could advance research into clean energy, space weather and astrophysics.
Plasma Physics
Mar 1, 2021
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A new measurement protocol, developed at TU Wien (Vienna), makes it possible to measure the quantum phase of electrons—an important step for attosecond physics.
Quantum Physics
Oct 1, 2019
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Astronomers Chih-Hao Li and David Phillips of the Harvard-Smithsonian Center for Astrophysics want to rediscover Venus—that familiar, nearby planet stargazers can see with the naked eye much of the year.
Astronomy
Oct 13, 2014
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(PhysOrg.com) -- Scientists in Australia and the US have discovered that trapped ions are "exquisitely sensitive" force detectors, and have used them to record the tiniest forces ever measured.