Knots in the resonator: Elegant math in humble physics
At the heart of every resonator—be it a cello, a gravitational wave detector, or the antenna in your cell phone—there is a beautiful bit of mathematics that has been heretofore unacknowledged.
At the heart of every resonator—be it a cello, a gravitational wave detector, or the antenna in your cell phone—there is a beautiful bit of mathematics that has been heretofore unacknowledged.
General Physics
Jul 15, 2022
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224
A Swinburne Ph.D. student has built an automated system that uses artificial intelligence (AI) to revolutionise our ability to detect and capture fast radio bursts (FRBs) in real-time.
Astronomy
Aug 5, 2019
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248
Researchers at the University of Illinois at Chicago, in collaboration with their colleagues at the University of Hamburg in Germany, have imaged an exotic quantum particle—called a Majorana fermion—that can be used as ...
Quantum Physics
Jul 29, 2019
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522
Among the most feared events in space physics are solar eruptions, massive explosions that hurl millions of tons of plasma gas and radiation into space. These outbursts can be deadly: if the first moon-landing mission had ...
Space Exploration
Dec 23, 2015
16
1064
The county government that owned the iPhone in a high-profile legal battle between Apple Inc. and the Justice Department paid for but never installed a feature that would have allowed the FBI to easily and immediately unlock ...
Security
Feb 21, 2016
28
865
Researchers at the University of Sussex have developed a glue which can unstick when placed in a magnetic field, meaning products otherwise destined for landfill, could now be dismantled and recycled at the end of their life.
Polymers
Nov 4, 2019
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3366
Researchers have developed a new metasurface-based antenna that represents an important step toward making it practical to harvest energy from radio waves, such as the ones used in cell phone networks or Bluetooth connections. ...
Optics & Photonics
Feb 28, 2022
15
343
There are plenty of negatives associated with smart technology—tech neck, texting and driving, blue light rays—but there is also a positive: the digital age is not making us stupid, says University of Cincinnati social/behavioral ...
Social Sciences
Jul 2, 2021
10
182
Hackers are able to decipher PINs and passwords just from the way we tilt our phone when we are typing in the information.
Security
Apr 10, 2017
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253
The recovery of gold and other noble metals from electronic waste, in particular discarded mobile phones, has enormous potential, but is still underdeveloped. British and American scientists have now identified a simple and ...
Materials Science
Aug 26, 2016
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132