Results 81 to 90 of about 3,795,130 (207)

Lithium Niobate Quadratic Integrated Nonlinear Photonics: Enabling Ultra‐Wide Bandwidth and Ultrafast Photonic Engines

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
This perspective surveys emerging quantum and classical photonic applications across operating wavelengths and timescales, highlighting persistent technological gaps in integrated light sources. We examine the unique advantages of quadratic nonlinear photonics on the thin‐film lithium niobate (TFLN) platform and discuss strategies for realizing ...
Meng Tian   +7 more
wiley   +1 more source

Eclipse Mapping with MIRI: 2D Map of HD 189733b from 8 μm JWST MIRI LRS Observations

open access: yesThe Astrophysical Journal Letters
Observations and models of transiting hot Jupiter exoplanets indicate that atmospheric circulation features may cause large spatial flux contrasts across their daysides.
Maura Lally   +15 more
doaj   +1 more source

Modeling the Seasonality of Wind‐Driven Hydrocarbon Waves in Titan's Polar Lakes

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 5, May 2026.
Abstract Titan, the only body in the solar system aside from Earth with standing liquids on its surface, has high‐latitude hydrocarbon lakes and seas. As Titan's atmosphere generates light winds, there should be waves on the surface of these lakes and seas, yet, direct wave observations are scant.
Charlene E. Detelich   +8 more
wiley   +1 more source

Flow Regimes in Hot Jupiter Atmospheres: Insights from Anelastic Models

open access: yesThe Astrophysical Journal
Hot Jupiters are Jupiter-sized exoplanets with close-in orbits, characterized by extreme day–night temperature contrasts due to synchronous rotation.
Wieland Dietrich, Johannes Wicht
doaj   +1 more source

Earth-like Exoplanets in Spin–Orbit Resonances: Climate Dynamics, 3D Atmospheric Chemistry, and Observational Signatures

open access: yesThe Planetary Science Journal
Abstract Terrestrial exoplanets around M- and K-type stars are important targets for atmospheric characterization. Such planets are likely tidally locked with the order of spin–orbit resonances (SORs) depending on eccentricity. We explore the impact of SORs on 3D atmospheric dynamics and chemistry, employing a 3D coupled climate ...
Braam, Marrick   +5 more
openaire   +4 more sources

Hydrogen Airglow from an Escaping Ultrahot Jupiter Atmosphere

open access: yesThe Astrophysical Journal Letters
Intense high-energy irradiation of close-in gaseous exoplanets drives the rapid escape of their atmospheres, fundamentally shaping planetary demographics. While atmospheric loss is routinely observed via transit absorption in atomic hydrogen, helium, and
Yapeng Zhang   +19 more
doaj   +1 more source

On the atmospheric dynamics of the Tunguska cosmic body [PDF]

open access: yes, 2001
We studied the available scientific literature on the Tunguska event of 30 June 1908 to obtain parameter sets of the Tunguska Cosmic Body atmospheric dynamics. We performed a comparative analysis by means of available theoretical models and with the help
Froeschle, Christiane   +5 more
core  

Towards quantifying the contribution of the Antarctic ice sheet to global sea level change [PDF]

open access: yes, 2006
At present, the mass balance of the Antarctic Ice Sheet (AIS) and its contribution to global sea level change are poorly known. Current methods to determine AIS mass balance as well as the inherent uncertainties are discussed.
M.R. van den Broeke   +3 more
core   +1 more source

Identification of Antarctic ablation areas using a regional atmospheric climate [PDF]

open access: yes, 2006
The occurrence of Antarctic ablation areas in Dronning Maud Land, the Lambert Glacier Basin, Victoria Land, the Transantarctic Mountains and the Antarctic Peninsula is realistically predicted by the regional atmospheric climate model RACMO2/ANT, with ...
van den Broeke, M.R.   +6 more
core  

The Spin Zone: Synchronously and Asynchronously Rotating Land Planets Have Spectral Differences in Transmission

open access: yesThe Planetary Science Journal
New observational facilities are beginning to enable insights into the three-dimensional (3D) nature of exoplanets. Transmission spectroscopy is the most widely used method for characterizing transiting temperate exoplanet atmospheres, but because it ...
Nicholas Scarsdale   +2 more
doaj   +1 more source

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