Considerable interest in new single-photon detector technologies has been scaling in this past decade. Nowadays, quantum optics and quantum information applications are, among others, one of the main precursors for the accelerated ...
Quantum Physics
Sep 6, 2017
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22
A new class of quantum dots deliver a stable stream of single, spectrally tunable infrared photons under ambient conditions and at room temperature, unlike other single photon emitters. This breakthrough opens a range of ...
Nanophysics
Mar 25, 2021
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283
A research group led by Prof. Wu Kaifeng from the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Sciences (CAS) has reported the efficient near-infrared photon upconversion sensitized by lead-free semiconductor ...
Optics & Photonics
Feb 6, 2023
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66
Promising photonic devices, and theorists attempt to determine whether particle physics and string theory can be reconciled.
General Physics
Sep 21, 2009
7
0
In what may prove to be a major development for scientists in fields ranging from forensics to quantum communications, researchers at the National Institute of Standards and Technology have developed a new, highly sensitive, ...
General Physics
Aug 26, 2009
2
1
A study carried out by a research team from the Helmholtz-Zentrum Dresden-Rossendorf (HZDR), the Catalan Institute of Nanoscience and Nanotechnology (ICN2), University of Exeter Centre for Graphene Science, and TU Eindhoven ...
Nanophysics
Jun 15, 2023
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31
Strong and coherent ultraviolet light emission devices have enormous medical and industrial application potential, but generating ultraviolet light emission in an effective way has been challenging. Recently, a collaborative ...
Nanophysics
May 19, 2022
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20
To create X-rays—short wave radiation—scientists at TU Vienna start out with very long wavelengths—infrared laser. Long wavelength laser pulses rip atoms out of metal and accelerate them, which leads to emission of ...
Optics & Photonics
Nov 11, 2014
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0
The properties of carbon-based nanomaterials can be altered and engineered through the deliberate introduction of certain structural "imperfections" or defects. The challenge, however, is to control the number and type of ...
Nanophysics
Apr 9, 2021
1
206
By weaving some quantum wizardry, A*STAR researchers have achieved something that appears to be a contradiction in terms—using visible light to perform spectroscopy at infrared wavelengths. Even more mysterious is that ...
Optics & Photonics
Nov 2, 2016
1
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