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List of works by Quentin Changeat

A Comparison of Chemical Models of Exoplanet Atmospheres Enabled by TauREx 3.1

scholarly article

A broadband thermal emission spectrum of the ultra-hot Jupiter WASP-18b

A comparison of exoplanet spectroscopic retrieval tools

scientific article published on 26 February 2020

A retrieval challenge exercise for the Ariel mission

scientific article published on 09 February 2022

ARES I: WASP-76 b, A Tale of Two HST Spectra

scientific article published on 9 June 2020

ARES III: Unveiling the Two Faces of KELT-7 b with HST WFC3

ARES IV: Probing the Atmospheres of the Two Warm Small Planets HD 106315c and HD 3167c with the HST/WFC3 Camera

scholarly article

ARES. II. Characterizing the Hot Jupiters WASP-127 b, WASP-79 b, and WASP-62b with the Hubble Space Telescope

scientific article published on 12 August 2020

ARES.* V. No Evidence For Molecular Absorption in the HST WFC3 Spectrum of GJ 1132 b

scientific article published on 26 May 2021

Alfnoor: A Retrieval Simulation of the Ariel Target List

Alfnoor: Assessing the Information Content of Ariel's Low-resolution Spectra with Planetary Population Studies

Alfnoor: a population study on Ariel's low resolution transmission spectra

An Exploration of Model Degeneracies with a Unified Phase Curve Retrieval Analysis: The Light and Dark Sides of WASP-43 b

scientific article published in May 2021

Analysis of the planetary mass uncertainties on the atmospherical retrieval accuracy

scientific article published in January 2023

Characterising Two Ultra-Hot Jupiters with the Hubble Space Telescope

scientific article published on 2 May 2024

Characterising a World Within the Hot Neptune Desert: Transit Observations of LTT 9779 b with HST WFC3

scientific article published on 15 September 2023

Constraining the atmospheric elements in hot Jupiters with Ariel

Correcting Exoplanet Transmission Spectra for Stellar Activity with an Optimized Retrieval Framework

scientific article published in January 2024

Cross-sections for heavy atmospheres: H 2 O continuum

Cross-sections for heavy atmospheres: H 2 O self-broadening

Detectability of Rocky-Vapour atmospheres on super-Earths with Ariel

scientific article published on 22 January 2021

Detecting molecules in Ariel low resolution transmission spectra

scientific article published on 13 September 2023

Disentangling atmospheric compositions of K2-18 b with next generation facilities

scientific article published in 2022

ESA-Ariel Data Challenge NeurIPS 2022: introduction to exo-atmospheric studies and presentation of the Atmospheric Big Challenge (ABC) Database

scholarly article

Early Release Science of the Exoplanet WASP-39b with JWST NIRSpec G395H

scientific article published in February 2023

Early Release Science of the exoplanet WASP-39b with JWST NIRCam

scientific article published on 9 January 2023

Early Release Science of the exoplanet WASP-39b with JWST NIRISS

scientific article published on 9 January 2023

Early Release Science of the exoplanet WASP-39b with JWST NIRSpec PRISM

scientific article published on 9 January 2023

Exploring the Ability of Hubble Space Telescope WFC3 G141 to Uncover Trends in Populations of Exoplanet Atmospheres through a Homogeneous Transmission Survey of 70 Gaseous Planets

scientific article published in November 2023

FRECKLL: Full and Reduced Exoplanet Chemical Kinetics DistiLLed

scientific article published on 28 May 2024

Five Key Exoplanet Questions Answered via the Analysis of 25 Hot-Jupiter Atmospheres in Eclipse

scientific article published on 25 April 2022

Gliese 12 b: A Temperate Earth-sized Planet at 12 pc Ideal for Atmospheric Transmission Spectroscopy

scientific article published on 23 May 2024

Global Chemistry and Thermal Structure Models for the Hot Jupiter WASP-43b and Predictions for JWST

scientific article published on 26 February 2020

HD 110067 c has an aligned orbit

scientific article published on 24 June 2024

Hubble WFC3 Spectroscopy of the Habitable-zone Super-Earth LHS 1140 b

scientific article published on 24 December 2020

Impact of planetary mass uncertainties on exoplanet atmospheric retrievals

scholarly article

Implications of three-dimensional chemical transport in hot Jupiter atmospheres: Results from a consistently coupled chemistry-radiation-hydrodynamics model

scientific article

Integration and testing of a cryogenic receiver for the Exoplanet Climate Infrared Telescope (EXCITE)

scientific article published on 18 July 2024

Ions in the Thermosphere of Exoplanets: Observable Constraints Revealed by Innovative Laboratory Experiments

scholarly article

Is binning always sinning? The impact of time-averaging for exoplanet phase curves

Is the atmosphere of the ultra-hot Jupiter WASP-121b variable?

scholarly article

KELT-11 b: Abundances of Water and Constraints on Carbon-bearing Molecules from the Hubble Transmission Spectrum

scientific article published on 13 November 2020

Knobs and dials of retrieving JWST transmission spectra

scientific article published in October 2024

Low abundances of TiO and VO on the dayside of KELT-9 b: Insights from ground-based photometric observations

scientific article published on 11 September 2024

Measuring Tracers of Planet Formation in the Atmosphere of WASP-77A b: Sub-stellar O/H and C/H ratios, with a stellar C/O ratio and a potentially Super-stellar Ti/H ratio

Near-infrared transmission spectrum of TRAPPIST-1 h using Hubble WFC3 G141 observations

scientific article published in February 2022

On Spectroscopic Phase-curve Retrievals: H<sub>2</sub> Dissociation and Thermal Inversion in the Atmosphere of the Ultrahot Jupiter WASP-103 b

scientific article published on 02 February 2022

On the Compatibility of Ground-based and Space-based Data: WASP-96 b, an Example*

scientific article published on 02 December 2020

Original Research by Young Twinkle Students (ORBYTS): ephemeris refinement of transiting exoplanets

scientific article published on 7 May 2020

Original Research by Young Twinkle Students (Orbyts): Ephemeris Refinement of Transiting Exoplanets II

scientific article published on 10 July 2020

Oxygen depletion in giant planets with different formation histories

scholarly article

Peeking inside the Black Box: Interpreting Deep-learning Models for Exoplanet Atmospheric Retrievals

Pushing the Limits of Exoplanet Discovery via Direct Imaging with Deep Learning

Reliable Detections of Atmospheres on Rocky Exoplanets with Photometric JWST Phase Curves

scientific article published on 9 January 2025

Retrieval study of cool, directly imaged exoplanet 51 Eri b

Spitzer thermal phase curve of WASP-121 b

scholarly article

Stellar obliquity measurements of six gas giants

scientific article published in June 2024

TauREx 3: A Fast, Dynamic, and Extendable Framework for Retrievals

TauREx3 PhaseCurve: A 1.5D Model for Phase-curve Description

The Exoplanet Climate Infrared Telescope (EXCITE): gondola pointing and stabilization qualification

scientific article published on 11 September 2024

The Hubble WFC3 Emission Spectrum of the Extremely Hot Jupiter KELT-9b

scientific article published on 25 January 2021

The Transmission Spectrum of WASP-17 b From the Optical to the Near-infrared Wavelengths: Combining STIS, WFC3, and IRAC Data Sets

scientific article published on 6 June 2022

To Sample or Not to Sample: Retrieving Exoplanetary Spectra with Variational Inference and Normalizing Flows

scholarly article published in January 2024

Toward Atmospheric Retrievals of Panchromatic Light Curves: ExPLOR-ing Generalized Inversion Techniques for Transiting Exoplanets with JWST and Ariel

scientific article published on 5 April 2024

Toward a More Complex Description of Chemical Profiles in Exoplanet Retrievals: A Two-layer Parameterization

scientific article published on 18 November 2019

Tracing the Formation History of Giant Planets in Protoplanetary Disks with Carbon, Oxygen, Nitrogen, and Sulfur

WASP-117 b: An Eccentric Hot Saturn as a Future Complex Chemistry Laboratory

scientific article published on 29 October 2020

YunMa: Enabling Spectral Retrievals of Exoplanetary Clouds

scientific article published in November 2023

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