Results 31 to 40 of about 55,942 (326)

Spectroscopic detection and characterisation of planetary atmospheres

open access: yesEPJ Web of Conferences, 2011
Space based broadband infrared observations of close orbiting extrasolar giant planets at transit and secondary eclipse have proved a successful means of determining atmospheric spectral energy distributions and molecular composition.
Collier Cameron A.   +12 more
doaj   +1 more source

The Inhomogeneity Effect. II. Rotational and Orbital States Impact Planetary Cooling

open access: yesThe Astrophysical Journal, 2023
We generalize the theory of the inhomogeneity effect to enable comparison among different inhomogeneous planets. A metric of inhomogeneity based on the cumulative distribution function is applied to investigate the dependence of planetary cooling on ...
Xi Zhang
doaj   +1 more source

PlanetCARMA: A New Framework for Studying the Microphysics of Planetary Atmospheres

open access: yesAtmosphere, 2020
The Community Aerosol and Radiation Model for Atmospheres (CARMA) has been updated to apply to atmospheres of the Solar System outside of Earth. CARMA, as its name suggests, is a coupled aerosol microphysics and radiative transfer model and includes the ...
Erika Barth
doaj   +1 more source

A Radiative-convective Model for Terrestrial Planets with Self-consistent Patchy Clouds

open access: yesThe Planetary Science Journal, 2023
Clouds are ubiquitous: they arise for every solar system planet that possesses an atmosphere and have also been suggested as a leading mechanism for obscuring spectral features in exoplanet observations.
James D. Windsor   +5 more
doaj   +1 more source

Convection and Clouds under Different Planetary Gravities Simulated by a Small-domain Cloud-resolving Model

open access: yesThe Astrophysical Journal, 2023
In this study, we employ a cloud-resolving model to investigate how gravity influences convection and clouds in a small-domain (96 × 96 km) radiative–convective equilibrium.
Jiachen Liu   +3 more
doaj   +1 more source

Analysis of isothermal and cooling-rate-dependent immersion freezing by a unifying stochastic ice nucleation model [PDF]

open access: yesAtmospheric Chemistry and Physics, 2016
Immersion freezing is an important ice nucleation pathway involved in the formation of cirrus and mixed-phase clouds. Laboratory immersion freezing experiments are necessary to determine the range in temperature, T, and relative humidity, RH, at which
P. A. Alpert, P. A. Alpert, D. A. Knopf
doaj   +1 more source

Transport Characteristics of the Electrification and Lightning of the Gas Mixture Representing the Atmospheres of the Solar System Planets

open access: yesAtmosphere, 2021
Electrification represents a fundamental process in planetary atmospheres, widespread in the Solar System. The atmospheres of the terrestrial planets (Venus, Earth, and Mars) range from thin to thick are rich in heavier gases and gaseous compounds, such ...
Marija Radmilović-Radjenović   +2 more
doaj   +1 more source

Lorenz Energy Cycle: Another Way to Understand the Atmospheric Circulation on Tidally Locked Terrestrial Planets

open access: yesThe Planetary Science Journal, 2023
In this study, we employ and modify the Lorenz energy cycle (LEC) framework as another way to understand the atmospheric circulation on tidally locked terrestrial planets. It well describes the atmospheric general circulation in the perspective of energy
Shuang Wang, Jun Yang
doaj   +1 more source

Study of the Effect of Martian Dust Storms on Ionospheric Electron Density Based on Physical-grid Deep Neural Learning Technology

open access: yesThe Astrophysical Journal, 2023
The behavior of the Martian ionosphere during global dust storms has always been a popular topic. Based on many Mars Atmosphere and Volatile Evolution observations, a Martian ionospheric electron density model is constructed herein using a physical-grid ...
ShengBin Zhong   +3 more
doaj   +1 more source

Double Trouble: Two Transits of the Super-Earth GJ 1132 b Observed with JWST NIRSpec G395H

open access: yesThe Astrophysical Journal Letters, 2023
The search for rocky planet atmospheres with JWST has focused on planets transiting M dwarfs. Such planets have favorable planet-to-star size ratios, enhancing the amplitude of atmospheric features.
E. M. May   +21 more
doaj   +1 more source

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