Pentagon-backed 'time cloak' stops the clock (Update)
Pentagon-supported physicists on Wednesday said they had devised a "time cloak" that briefly makes an event undetectable.
Pentagon-supported physicists on Wednesday said they had devised a "time cloak" that briefly makes an event undetectable.
General Physics
Jan 4, 2012
43
0
Physicists at the University of Geneva have succeeded in teleporting the quantum state of a photon to a crystal over 25 kilometers of optical fiber.
Quantum Physics
Sep 21, 2014
6
4
(PhysOrg.com) -- The study, by researchers from Imperial College London, involves a new class of materials called metamaterials, which can be artificially engineered to distort light or sound waves. With conventional materials, ...
Optics & Photonics
Nov 16, 2010
12
0
Optical fibres are our global nervous system, transporting terabytes of data across the planet in the blink of an eye.
Optics & Photonics
Aug 19, 2019
1
765
Researchers from the University of Southampton have revealed a breakthrough in optical fibre communications.
Optics & Photonics
Dec 19, 2014
2
0
(Phys.org) —Researchers have developed a way for superconducting quantum chips to talk to each other over large distances through an optical fibre, allowing quantum entanglement or teleportation - both key steps towards ...
Quantum Physics
Jul 4, 2014
1
82
Researchers have generated a wide range of colors from a single laser after discovering a new process for achieving so-called "supercontinuum generation."
Optics & Photonics
Mar 9, 2020
2
3249
(Phys.org) —Albert Einstein famously described quantum entanglement as "spooky action at distance"; however, up until now experiments that examine this peculiar aspect of physics have been limited to relatively small distances ...
Quantum Physics
Apr 9, 2013
22
0
Usually, light waves do not interact with each other. Coupling of photons with other photons is only possible with the help of special materials and very intense light. Scientists in Vienna have now created the strongest ...
Quantum Physics
Nov 2, 2014
2
0
Professor Ronny Thomale holds a chair for theoretical condensed matter physics, the TP1, at the Julius-Maximilian University of Würzburg. The discovery and theoretical description of new quantum states of matter is a prime ...
Optics & Photonics
Mar 27, 2020
4
700