Supercontinuum (SC) white light (the spectrum stretching from the near ultraviolet to the infrared wavelengths) has advanced ultrafast laser spectroscopy in condensed matter science, biology, physics and chemistry. Compared ...
Optics & Photonics
Feb 8, 2024
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The Event Horizon Telescope collaboration, including scientists from the Max Planck Institute for Radio Astronomy in Bonn, Germany, has recently resolved the jet base of an evolving jet of plasma at ultra-high angular resolution.
Astronomy
Feb 1, 2024
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In contrast to conventional mirrors, light can be reflected on surfaces known as metasurfaces without changing its polarization. This phenomenon has now been proven by physicists at Friedrich-Alexander-Universität Erlangen-Nürnberg ...
Optics & Photonics
Jan 31, 2024
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Prof. Polshettiwar's group at Tata Institute of Fundamental Research (TIFR), Mumbai has developed a novel "plasmonic reduction catalyst stable in air," defying the common instability of reduction catalysts in the presence ...
Analytical Chemistry
Jan 30, 2024
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146
The Visible Infrared Imaging Radiometer Suite sensor on the NOAA-NASA Suomi NPP satellite captured this image of the aurora borealis, or northern lights, over western Canada at 3:23 a.m. MST (5:23 a.m. EST) on November 5, ...
Planetary Sciences
Jan 18, 2024
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Researchers at the Georgia Institute of Technology have developed a light-based means of printing nano-sized metal structures that is significantly faster and cheaper than any technology currently available. It is a scalable ...
Nanophysics
Jan 18, 2024
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37
The powerful gravity fields of black holes can devour whole planets' worth of matter—often so violently that they expel streams of particles traveling near the speed of light in formations known as jets. Scientists understand ...
Astronomy
Jan 17, 2024
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On 15 December, the Large-Sized Telescope (LST) Collaboration announced through an Astronomer's Telegram (ATel) the detection of the source OP 313 at very high energies with the LST-1. Although OP 313 was known at lower energies, ...
Astronomy
Dec 27, 2023
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26
The search for and development of efficient terahertz (THz) sources is one of the major scientific goals of the 21st century. The THz region of the electromagnetic spectrum is composed of light frequencies in between the ...
Optics & Photonics
Dec 21, 2023
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20
Microscopic magnetic probes that change shape in response to their environment may greatly enhance magnetic resonance imaging (MRI). However, producing the probes, which are still experimental and have not yet been used in ...
Analytical Chemistry
Dec 20, 2023
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