Results 41 to 50 of about 408,744 (292)

Measurements of Light Extinction by Single Aerosol Particles [PDF]

open access: yes, 2013
A Bessel beam optical trap is combined with continuous wave cavity ringdown spectroscopy to measure the extinction cross section of individual aerosol particles.
Reid, Jonathan P.   +3 more
core   +1 more source

Nitride MXenes Beyond Carbides: Bridging the Gap Between Computational Prediction and Experimental Realization

open access: yesAdvanced Functional Materials, EarlyView.
Nitride MXenes remain constrained by a persistent gap between computational prediction and experimental realization. This Review identifies the thermodynamic, kinetic, and chemical barriers limiting their synthesis, critically evaluates emerging fabrication routes, and proposes a multidimensional computational‐experimental framework to accelerate the ...
Naresh Varnakavi, Masoud Soroush
wiley   +1 more source

Massive Acquisition of Ultraviolet Color Excess Information from GALEX and UVOT Bands

open access: yesThe Astrophysical Journal Supplement Series
This study employs stellar parameters from spectroscopic surveys and Zhang et al. (2023) based on Gaia BP/RP (XP) spectra, along with photometric data from Galaxy Evolution Explorer (GALEX), UV/Optical Telescope (UVOT), and Gaia, to obtain extensive ...
Dongliang Yang   +6 more
doaj   +1 more source

Far-ultraviolet extinction and diffuse interstellar bands [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2001
We relate the equivalent widths of the major diffuse interstellar bands (DIBs) near 5797 and 5780 A with different colour excesses, normalized by E(B−V), which characterize the growth of interstellar extinction in different wavelength ranges. It is demonstrated that the two DIBs correlate best with different parts of the extinction curve, and the ratio
A. Megier   +4 more
openaire   +1 more source

Exceptional Electro‐Optic Coefficient Unlocked via Polarization Swaying in KNbO3 Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
We present the largest reported electro‐optic response in any material to date, guided by a new design principle that exploits ultralow coercive field polarization swaying enabled by low‐symmetry ferroelectric phases in monoclinic KNbO3 thin films for energy‐efficient classical and quantum photonic integrated circuits. ABSTRACT The electro‐optic effect
Sankalpa Hazra   +11 more
wiley   +1 more source

Lyα Emissions from Titan’s Atmosphere and Exosphere

open access: yesThe Planetary Science Journal
From 2004 to 2017, the Cassini/UVIS instrument observed Titan’s Ly α airglow from Titan’s atmosphere and exosphere, helping to characterize Titan’s H population. Most Ly α observations remain unanalyzed. Using data from the T10 Titan flyby, we analyze Ly
Devin Hoover   +5 more
doaj   +1 more source

Aggregation affects optical properties and photothermal heating of gold nanospheres

open access: yesScientific Reports, 2021
Laser heating of gold nanospheres (GNS) is increasingly prevalent in biomedical applications due to tunable optical properties that determine heating efficiency. Although many geometric parameters (i.e.
Yiru Wang   +7 more
doaj   +1 more source

Analysis of Compounding and Broadband Extinction Properties of Novel Bioaerosols

open access: yesPhotonics, 2023
Artificially prepared microbial spores have excellent electromagnetic attenuation properties due to their special composition and structure. At present, studies on the optical properties of microbial spores have mainly focused on those with a single band
Xi Chen   +4 more
doaj   +1 more source

Interstellar extinction in the ultraviolet [PDF]

open access: yes, 1972
Interstellar extinction curves over the region 3600-1100 A for 17 stars are presented. The observations were made by the two Wisconsin spectrometers onboard the OAO-2 with spectral resolutions of 10 A and 20 A.
Bless, R. C., Savage, B. D.
core  

Estimation of glacier ice extinction using long-wavelength airborne Pol-InSAR [PDF]

open access: yes, 2013
In recent years there has been increased interest in using synthetic aperture radar (SAR) to study and monitor glaciers and ice sheets for glaciological and climate change research.
Sharma, Jayanti   +3 more
core   +1 more source

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