Metamaterial interface waveguides can confine and guide electromagnetic (EM) waves, which has attractive potential in integrated photonics physics and wireless devices, from radio frequencies to optical bands. The energy ...
Optics & Photonics
Jul 19, 2022
0
354
Using a high-speed "electron camera" at the Department of Energy's SLAC National Accelerator Laboratory and cutting-edge quantum simulations, scientists have directly imaged a photochemical "transition state," a specific ...
Analytical Chemistry
May 26, 2023
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265
An international team of physicists has developed a method for taking ultrafast 'sonograms' that can track the structural changes that take place within solid materials in trillionth-of-a-second intervals as they go through ...
General Physics
Mar 8, 2012
3
0
Seismologists from Caltech are using fiber optic cables to monitor and record the aftershocks from the 2019 Ridgecrest earthquake sequence in greater detail than previously possible. Thousands of tiny aftershocks are occurring ...
Environment
Jul 24, 2019
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686
Picture two light beams intersecting one another in space. When the beams touch one another, does the light bend? Reflect? Combine into a single beam?
Optics & Photonics
Jun 20, 2013
1
0
Atoms, molecules or even living cells can be manipulated with light beams. At TU Wien a method was developed to revolutionize such "optical tweezers".
Optics & Photonics
Nov 19, 2019
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75
Researchers have developed a process to turn crab shells into a bioplastic that can be used to make optical components known as diffraction gratings. The resulting lightweight, inexpensive gratings are biodegradable and could ...
Optics & Photonics
Mar 22, 2023
1
312
(Phys.org) —Why does a packet of electrons whizzing around a half-mile ring at nearly the speed of light need a state-of-the-art mirror? It's not to check its hair, that's for sure.
General Physics
Aug 16, 2013
0
0
(PhysOrg.com) -- Researchers at the Bio-SANS instrument at the High Flux Isotope Reactor are getting a leg up in their research from an ingenious "low tech" lighting tool that can be fixed to their samples and then pushed ...
Analytical Chemistry
Sep 28, 2011
1
0
Life is almost unbearably complex. Humans and mice, frogs and flies toggle genes on and off in dizzying combinations and sequences during their relentless march from embryo to death. Now scientists seeking to understand the ...
Biotechnology
May 2, 2010
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0
