No evidence for radius inflation in hot Jupiters from vertical advection of heat

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No evidence for radius inflation in hot Jupiters from vertical advection of heat. / Schneider, Aaron David; Carone, Ludmila; Decin, Leen; Jorgensen, Uffe Grae; Helling, Christiane.

I: Astronomy & Astrophysics, Bind 666, A11, 13.10.2022.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Schneider, AD, Carone, L, Decin, L, Jorgensen, UG & Helling, C 2022, 'No evidence for radius inflation in hot Jupiters from vertical advection of heat', Astronomy & Astrophysics, bind 666, A11. https://doi.org/10.1051/0004-6361/202244797

APA

Schneider, A. D., Carone, L., Decin, L., Jorgensen, U. G., & Helling, C. (2022). No evidence for radius inflation in hot Jupiters from vertical advection of heat. Astronomy & Astrophysics, 666, [A11]. https://doi.org/10.1051/0004-6361/202244797

Vancouver

Schneider AD, Carone L, Decin L, Jorgensen UG, Helling C. No evidence for radius inflation in hot Jupiters from vertical advection of heat. Astronomy & Astrophysics. 2022 okt. 13;666. A11. https://doi.org/10.1051/0004-6361/202244797

Author

Schneider, Aaron David ; Carone, Ludmila ; Decin, Leen ; Jorgensen, Uffe Grae ; Helling, Christiane. / No evidence for radius inflation in hot Jupiters from vertical advection of heat. I: Astronomy & Astrophysics. 2022 ; Bind 666.

Bibtex

@article{79337f4d8df4443bb662e9ef234148ad,
title = "No evidence for radius inflation in hot Jupiters from vertical advection of heat",
abstract = "Elucidating the radiative-dynamical coupling between the upper photosphere and deeper atmosphere may be key to our understanding of the abnormally large radii of hot Jupiters. Very long integration times of 3D general circulation models (GCMs) with self-consistent radiative transfer are needed to obtain a more comprehensive picture of the feedback processes between dynamics and radiation. Here, we present the longest 3D nongray GCM study to date (86000 d) of an ultra-hot Jupiter (WASP-76 b) that has reached a final converged state. Furthermore, we present a method that can be used to accelerate the path toward temperature convergence in the deep atmospheric layers. We find that the final converged temperature profile is cold in the deep atmospheric layers, lacking any sign of vertical transport of potential temperature by large-scale atmospheric motions. We therefore conclude that coupling between radiation and dynamics alone is not sufficient to explain the abnormally large radii of inflated hot gas giants.",
keywords = "radiation, dynamics, radiative transfer, scattering, planets and satellites, atmospheres, gaseous planets, COLLISION-INDUCED ABSORPTION, GENERAL-CIRCULATION MODEL, MOLECULAR LINE LISTS, INDUCED INFRARED-SPECTRA, H-2-HE PAIRS, ATMOSPHERIC CIRCULATION, TEMPERATURES, SIMULATIONS, SCATTERING, 18-K",
author = "Schneider, {Aaron David} and Ludmila Carone and Leen Decin and Jorgensen, {Uffe Grae} and Christiane Helling",
year = "2022",
month = oct,
day = "13",
doi = "10.1051/0004-6361/202244797",
language = "English",
volume = "666",
journal = "Astronomy & Astrophysics",
issn = "0004-6361",
publisher = "E D P Sciences",

}

RIS

TY - JOUR

T1 - No evidence for radius inflation in hot Jupiters from vertical advection of heat

AU - Schneider, Aaron David

AU - Carone, Ludmila

AU - Decin, Leen

AU - Jorgensen, Uffe Grae

AU - Helling, Christiane

PY - 2022/10/13

Y1 - 2022/10/13

N2 - Elucidating the radiative-dynamical coupling between the upper photosphere and deeper atmosphere may be key to our understanding of the abnormally large radii of hot Jupiters. Very long integration times of 3D general circulation models (GCMs) with self-consistent radiative transfer are needed to obtain a more comprehensive picture of the feedback processes between dynamics and radiation. Here, we present the longest 3D nongray GCM study to date (86000 d) of an ultra-hot Jupiter (WASP-76 b) that has reached a final converged state. Furthermore, we present a method that can be used to accelerate the path toward temperature convergence in the deep atmospheric layers. We find that the final converged temperature profile is cold in the deep atmospheric layers, lacking any sign of vertical transport of potential temperature by large-scale atmospheric motions. We therefore conclude that coupling between radiation and dynamics alone is not sufficient to explain the abnormally large radii of inflated hot gas giants.

AB - Elucidating the radiative-dynamical coupling between the upper photosphere and deeper atmosphere may be key to our understanding of the abnormally large radii of hot Jupiters. Very long integration times of 3D general circulation models (GCMs) with self-consistent radiative transfer are needed to obtain a more comprehensive picture of the feedback processes between dynamics and radiation. Here, we present the longest 3D nongray GCM study to date (86000 d) of an ultra-hot Jupiter (WASP-76 b) that has reached a final converged state. Furthermore, we present a method that can be used to accelerate the path toward temperature convergence in the deep atmospheric layers. We find that the final converged temperature profile is cold in the deep atmospheric layers, lacking any sign of vertical transport of potential temperature by large-scale atmospheric motions. We therefore conclude that coupling between radiation and dynamics alone is not sufficient to explain the abnormally large radii of inflated hot gas giants.

KW - radiation

KW - dynamics

KW - radiative transfer

KW - scattering

KW - planets and satellites

KW - atmospheres

KW - gaseous planets

KW - COLLISION-INDUCED ABSORPTION

KW - GENERAL-CIRCULATION MODEL

KW - MOLECULAR LINE LISTS

KW - INDUCED INFRARED-SPECTRA

KW - H-2-HE PAIRS

KW - ATMOSPHERIC CIRCULATION

KW - TEMPERATURES

KW - SIMULATIONS

KW - SCATTERING

KW - 18-K

U2 - 10.1051/0004-6361/202244797

DO - 10.1051/0004-6361/202244797

M3 - Journal article

VL - 666

JO - Astronomy & Astrophysics

JF - Astronomy & Astrophysics

SN - 0004-6361

M1 - A11

ER -

ID: 325019896