American physicist John Clauser won the 2022 Nobel Prize for a groundbreaking experiment vindicating quantum mechanics—a fundamental theory governing the subatomic world that is today the foundation for an emerging class ...
General Physics
Oct 5, 2022
6
1775
In recent years, entangled photons—a popular quantum light source—have been widely used in quantum imaging, optical interferometry, quantum computing, quantum communication, and other fields. Spontaneous parametric down-conversion ...
Optics & Photonics
Sep 20, 2022
0
41
Scientists from the Max Planck Institute for the Science of Light and the Friedrich-Alexander-Universität Erlangen-Nürnberg, in cooperation with Sandia National Laboratories, have successfully created photon pairs at several ...
Optics & Photonics
Aug 26, 2022
0
133
Tiny crystals, known as quantum dots, have enabled an international team to achieve a quantum efficiency exceeding 100 percent in the photocurrent generated in a hybrid inorganic-organic semiconductor.
Optics & Photonics
Aug 4, 2022
0
2140
Quantum mechanically entangled light particles break down the boundaries of conventional optics and allow a glimpse into previously invisible wavelength ranges, thus bringing about new possibilities for imaging techniques, ...
Optics & Photonics
Jan 3, 2022
0
301
A team from the U.S. Department of Energy's Oak Ridge National Laboratory, Stanford University and Purdue University developed and demonstrated a novel, fully functional quantum local area network, or QLAN, to enable real-time ...
Quantum Physics
Oct 6, 2021
0
1543
Identical twins might seem 'indistinguishable,' but in the quantum world the word takes on a new level of meaning. While identical twins share many traits, the universe treats two indistinguishable quantum particles as intrinsically ...
Optics & Photonics
May 11, 2021
0
129
Super-fast quantum computers and communication devices could revolutionize countless aspects of our lives—but first, researchers need a fast, efficient source of the entangled pairs of photons such systems use to transmit ...
Quantum Physics
Dec 17, 2020
4
4914
Researchers have shown that entangled photons can be used to improve the penetration depth of optical coherence tomography (OCT) in highly scattering materials. The method represents a way to perform OCT with mid-infrared ...
Optics & Photonics
Dec 10, 2020
0
355
MIT researchers using superconducting quantum bits connected to a microwave transmission line have shown how the qubits can generate on demand the photons, or particles of light, necessary for communication between quantum ...
Optics & Photonics
Oct 8, 2020
0
662
