National University of Singapore (NUS) researchers have introduced an upconversion plasmonphore platform to enable precise control over the polarization of isotropic upconversion nanoparticles (UCNPs). This is achieved by ...
Nanophysics
Jan 10, 2024
0
6
Light–matter interaction is one of the most basic ways people observe the physical world. While reflection and refraction of light reveal the morphology of matter, inelastic scattering of light, like Raman scattering, encodes ...
Optics & Photonics
Oct 11, 2023
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5
Hot bodies emit heat in the form of electromagnetic radiation. Lightbulbs and night vision cameras are examples of technologies based on this physical phenomenon. Our daily experience tells us that heat is always directed ...
Nanophysics
Mar 30, 2023
1
278
At this stage in the evolution of the universe (about 14 billion years after the big bang) there are four fundamental forces in action that cause interactions among the constituents of matter.
Quantum Physics
Dec 23, 2022
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103
Radiative heat transfer is a ubiquitous physical process in our universe. Any object with a temperature above absolute zero exchanges thermal energy with the environment. In physics, thermal emission originates from electromagnetic ...
Optics & Photonics
Dec 2, 2022
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19
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
Korea Advanced Institute of Science and Technology (KAIST) researchers and their collaborators at home and abroad have successfully demonstrated a new platform for guiding the compressed light waves in very thin van der Waals ...
Condensed Matter
Jul 13, 2022
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379
The Vlasov-Poisson equations describe many important physical phenomena such as the distribution of gravitating particles in interstellar space, high-temperature plasma kinetics, and the Landau damping effect. A joint team ...
Mathematics
Feb 5, 2021
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10
The invention of optical fibers has revolutionized not only telecommunications but also sensing technology. Optical fiber sensors can measure strain, temperature, pressure, and many other physical parameters along the fibers, ...
Optics & Photonics
Jan 7, 2021
0
7
A paper on research conducted by Meirielen Caetano de Sousa, postdoctoral fellow at the University of São Paulo's Physics Institute (IF-USP) in Brazil, is highlighted as Editor's Pick in the September issue of Physics of ...
Plasma Physics
Dec 21, 2020
0
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