University of Oregon scientists have invented a method to change the color of single photons in a fiber optic cable. The laser-tweaked feat could be a quantum step forward for transferring and receiving high volumes of secured ...
Optics & Photonics
Sep 30, 2010
1
0
Bolometers are devices that measure the power of incident electromagnetic radiation thru the heating of materials, which exhibit a temperature-electric resistance dependence. These instruments are among the most sensitive ...
Nanomaterials
Sep 30, 2020
1
12
For the first time, researchers have fabricated high-performance mid-infrared laser diodes directly on microelectronics-compatible silicon substrates. The new lasers could enable the widespread development of low-cost sensors ...
Optics & Photonics
Mar 26, 2020
0
207
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
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355
Northwestern University researchers have developed a new low-cost, relatively simple strategy for designing materials used in live cell imaging, photodynamic therapy for cancer and night-vision technologies.
Materials Science
Sep 21, 2020
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140
Topological photonics is an emerging area that provides unprecedented opportunities for controlling the flow of light in photonic integrated circuits. With the introduction of non-trivial topological phases, a one-way street ...
Optics & Photonics
Jun 23, 2022
0
77
RIKEN researchers have created an effective source of single photons for emerging quantum technologies by adding molecules to carbon nanotubes using a reaction that occurs in the vapor phase.
Nanomaterials
Nov 2, 2022
0
211
Researchers at EPFL have come up with a new middle infrared light source that can detect greenhouse and other gases, as well as molecules in a person's breath. The compact system, which resembles a tiny suitcase, contains ...
Analytical Chemistry
Apr 4, 2019
2
53
Having absolute control of the activity of a molecule in an organism, or deciding when, where and how a drug is activated—these are some of the goals possible with so-called photoswitchable molecules, compounds that change ...
Materials Science
Mar 1, 2019
0
92
Mid-wavelength infrared (MWIR) is a unique regime with various potential applications in fingerprint detections. It is also one of three atmospheric transmission windows that shows significant possibilities in low-light-level ...
Optics & Photonics
May 2, 2022
0
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