Quantum information science is truly fascinating—pairs of tiny particles can be entangled such that an operation on either one will affect them both even if they are physically separated. A seemingly magical process called ...
Optics & Photonics
May 20, 2024
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Quantum objects, such as electrons and photons, behave differently from other objects in ways that enable quantum technology. Therein lies the key to unlocking the mystery of quantum entanglement, in which multiple photons ...
Optics & Photonics
Dec 27, 2023
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67
When you turn on a lamp to brighten a room, you are experiencing light energy transmitted as photons, which are small, discrete quantum packets of energy. These photons must obey the sometimes strange laws of quantum mechanics, ...
General Physics
Jul 5, 2023
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33
Vortices of light, null regions of intensity surrounded by spiral phases, make up the skeleton of a wavefield and influence the properties of light. Since the discovery of the tight connection of optical vortices and orbital ...
Optics & Photonics
May 31, 2023
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2
The 2022 Nobel prize for physics has been awarded to a trio of scientists for pioneering experiments in quantum mechanics, the theory covering the micro-world of atoms and particles.
Quantum Physics
Oct 8, 2022
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132
Anyons form the basis for topological quantum computation and error correction, where the topological aspect of anyonic braiding is one of the important features that gives rise to fault tolerance. More qubits to control ...
Optics & Photonics
Mar 26, 2019
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7
Soon, powerful quantum computers will be able to easily crack conventional mathematically encrypted codes. Entangled photons generated by a spaceborne quantum source could enable hack-proof key exchange for ultra high security ...
Optics & Photonics
Oct 1, 2018
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23
Truly secure communications. No eavesdropping. That's the promise of quantum communication. One challenge to making it a reality is light. We need an efficient way to create packets of light, called photons. Now, scientists ...
Nanomaterials
Sep 6, 2018
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3
When it comes to fundamental physics, things can get spooky. At least that's what Albert Einstein said when describing the phenomenon of quantum entanglement—the linkage of particles in such a way that measurements performed ...
Quantum Physics
Aug 27, 2018
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154
Bernese researchers have taken an important step towards new measurement methods such as quantum spectroscopy. In an experiment, they succeeded in uncovering part of the mystery surrounding the so-called "entangled photons" ...
Quantum Physics
Jun 14, 2018
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