Atmospheric dynamics of hot giant planets and brown dwarfs

AP Showman, X Tan, V Parmentier - Space Science Reviews, 2020 - Springer
Groundbased and spacecraft telescopic observations, combined with an intensive modeling
effort, have greatly enhanced our understanding of hot giant planets and brown dwarfs over …

Extremely irradiated hot Jupiters: non-oxide inversions, H− opacity, and thermal dissociation of molecules

JD Lothringer, T Barman, T Koskinen - The Astrophysical Journal, 2018 - iopscience.iop.org
Extremely irradiated hot Jupiters, exoplanets reaching dayside temperatures> 2000 K,
stretch our understanding of planetary atmospheres and the models we use to interpret …

A giant planet undergoing extreme-ultraviolet irradiation by its hot massive-star host

BS Gaudi, KG Stassun, KA Collins, TG Beatty, G Zhou… - Nature, 2017 - nature.com
The amount of ultraviolet irradiation and ablation experienced by a planet depends strongly
on the temperature of its host star. Of the thousands of extrasolar planets now known, only …

Close detached white dwarf+ brown dwarf binaries: further evidence for low values of the common envelope efficiency

M Zorotovic, MR Schreiber - Monthly Notices of the Royal …, 2022 - academic.oup.com
Common envelope evolution is a fundamental ingredient in our understanding of the
formation of close binary stars containing compact objects that include the progenitors of …

Atmospheric regimes and trends on exoplanets and brown dwarfs

X Zhang - Research in Astronomy and Astrophysics, 2020 - iopscience.iop.org
A planetary atmosphere is the outer gas layer of a planet. Besides its scientific significance
among the first and most accessible planetary layers observed from space, it is closely …

Forward and inverse modeling of the emission and transmission spectrum of GJ 436b: investigating metal enrichment, tidal heating, and clouds

CV Morley, H Knutson, M Line, JJ Fortney… - The Astronomical …, 2017 - iopscience.iop.org
The Neptune-mass GJ 436b is one of the most studied transiting exoplanets with repeated
measurements of its thermal emission and transmission spectra. We build on previous …

Grid of pseudo-2D chemistry models for tidally locked exoplanets–I. The role of vertical and horizontal mixing

R Baeyens, L Decin, L Carone, O Venot… - Monthly Notices of …, 2021 - academic.oup.com
The atmospheres of synchronously rotating exoplanets are intrinsically 3D, and fast vertical
and horizontal winds are expected to mix the atmosphere, driving the chemical composition …

Three new brown dwarfs and a massive hot Jupiter revealed by TESS around early-type stars

A Psaridi, F Bouchy, M Lendl, N Grieves… - Astronomy & …, 2022 - aanda.org
Context. The detection and characterization of exoplanets and brown dwarfs around
massive AF-type stars is essential to investigate and constrain the impact of stellar mass on …

Infrared Excesses around Bright White Dwarfs from Gaia and unWISE. I.

S Xu, S Lai, E Dennihy - The Astrophysical Journal, 2020 - iopscience.iop.org
Studies of excess infrared radiation around white dwarfs provide important constraints on
the evolution of planetary systems and low-mass companions beyond the main-sequence …

Simplified 3D GCM modelling of the irradiated brown dwarf WD 0137− 349B

E Lee, SL Casewell, KL Chubb… - Monthly Notices of …, 2020 - academic.oup.com
White dwarf–brown dwarf short-period binaries (P orb≲ 2 h) are some of the most extreme
irradiated atmospheric environments known. These systems offer an opportunity to explore …