Zeolites are widely used in many industries, yet their intrinsic catalytic nature is not completely understood, due to the complexity of the hydroxyl-aluminum moieties.
Analytical Chemistry
Apr 17, 2024
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1
Stimulated Raman Scattering (SRS) has been developed as an essential quantitative contrast for chemical imaging in recent years. However, the spectral resolution of the mainstream SRS modalities is always lower than the state-of-the-art ...
Optics & Photonics
Mar 15, 2024
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1
Recently, a research team led by Prof. Gao Minguang and Associate Prof. Li Xiangxian from Hefei Institutes of Physical Science (HFIPS), Chinese Academy of Sciences (CAS) has developed a spectral resolution enhancement method ...
Analytical Chemistry
Mar 7, 2024
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2
Stimulated Raman scattering, observed first in 1962, has become a versatile tool in diverse fields such as biological imaging, environmental gas sensing, materials characterization, and molecular dynamics tracking. The choice ...
Optics & Photonics
Mar 4, 2024
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5
A team of international scientists has used NASA's James Webb Space Telescope to detect a new carbon compound in space for the first time. Known as methyl cation (pronounced cat-eye-on) (CH3+), the molecule is important because ...
Astronomy
Jun 26, 2023
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224
Chip-scale miniaturization of spectrometers allows rapid detection of spectral information in portable devices, opening up new applications. However, integrated spectrometers typically suffer from a trade-off between spectral ...
Optics & Photonics
Mar 7, 2023
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57
The Milky Way is our home galaxy in the vast universe, but the structure and composition of the Milky Way remain mysterious. The vast interstellar space between the billions of stars is not empty, but filled with tenuous ...
Astronomy
Dec 13, 2022
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352
Crystals doped with rare-earth (RE) ions exhibit very narrow linewidths of optical transitions. The narrow-line spectra of triply ionized RE elements cover the entire visible and infrared range. RE-doped materials are widely ...
Optics & Photonics
Sep 7, 2022
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6
Designing instruments for spacecraft missions is an exercise in managing trade-offs. With severe restrictions on power, mass, and volume, space-based instruments are often compromised in ways an equivalent laboratory instrument ...
Planetary Sciences
Aug 30, 2022
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21
Gemini South, one of the world's most productive and powerful optical-infrared telescopes, has received a major capability boost with the successful installation of a new high-resolution spectrograph called GHOST constructed ...
Astronomy
Jul 20, 2022
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