Recent advances in spontaneous parametric down-conversion (SPDC)-based quantum light sources based on two-dimensional layered materials have been made by a team led by Prof. Ren Xifeng from the University of Science and Technology ...
Nanophysics
Jan 19, 2023
0
114
Whispering-gallery-mode (WGM) cavities represent an intriguing platform for intensely enhancing light-matter interaction. It lays the foundations for ultra-low threshold lasers, ultra-sensitive sensing, nonlinear optics and ...
Optics & Photonics
Sep 30, 2022
0
9
Prof. Ehud Pines is an iconoclast. What else can you call a scientist who spent 17 years doggedly pursuing the solution to an over 200-year-old chemistry problem which he felt never received a satisfying answer using methods ...
Analytical Chemistry
Sep 29, 2022
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2696
Understanding the unpredictable behaviors of ocean waves can be a matter of survival for seafarers. Deep-water wave groups have been known to be unstable and become rogue, causing unsuspecting boats to tip over.
General Physics
Sep 29, 2022
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6
A novel light-manipulating technology has been developed by an international team, including Kyoto University, that can be applied to lasers, sensors, and nonlinear optics.
Optics & Photonics
Aug 31, 2022
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23
Researchers led by Ou Xin from the Shanghai Institute of Microsystem and Information Technology (SIMIT) of the Chinese Academy of Sciences have recently comprehensively reviewed milestones and challenges in silicon carbide ...
Optics & Photonics
Aug 31, 2022
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26
Lasers are everywhere. Devices that use them transmit information and enable the existence of long-distance communications and the internet; they aid doctors performing surgeries and engineers manufacturing advanced tools ...
Optics & Photonics
Aug 22, 2022
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82
One of the main objectives of optics is the control of light propagation and confinement. Progress in optics historically started with the development of bulky lenses and mirrors, then prisms and gratings, and so on. The ...
Optics & Photonics
Jul 25, 2022
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3
Two photons can be merged to generate one photon with doubled frequency in nonlinear optical materials. This process is known as second harmonic generation (SHG), which was first discovered in 1960s, immediately after the ...
Optics & Photonics
Jul 11, 2022
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4
Light can be tailored, much like cloth, weaving and stitching a pattern into the very fabric of light itself. This so-called structured light allows us to access, harness and exploit all light's degrees of freedom, for seeing ...
Optics & Photonics
Jun 30, 2022
0
29
