David Lafreniére
- Direct Imaging of Multiple Planets Orbiting the Star HR 8799
2008/11/14 by C. Marois, Christian Marois, B. Macintosh +12 · 1 voice · 46 citations
Physics and Astronomy · #Astronomy and Astrophysical Research #Astrophysics and Star Formation Studies #Stellar, planetary, and galactic studies #astro-ph
- Transmission Spectroscopy of the Habitable Zone Exoplanet LHS 1140 b with JWST/NIRISS
2024/06/21 by Charles Cadieux, Cadieux, Charles, René Doyon +45 · 1 voice · 20 citations
Engineering · Physics and Astronomy · #Astronomy and Astrophysical Research #Calibration and Measurement Techniques #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Stellar, planetary, and galactic studies #astro-ph.EP
- Atmospheric Reconnaissance of TRAPPIST-1 b with JWST/NIRISS: Evidence for Strong Stellar Contamination in the Transmission Spectra
2023/09/01 by Olivia Lim, Björn Benneke, René Doyon +24 · 1 voice · 28 citations
Engineering · Physics and Astronomy · #Astronomical Observations and Instrumentation #Astronomy and Astrophysical Research #Stellar, planetary, and galactic studies #astro-ph.EP #astro-ph.SR
- The Near Infrared Imager and Slitless Spectrograph for the James Webb Space Telescope. I. Instrument Overview and In-flight Performance
2023/09/01 by René Doyon, Chris J. Willott, John B. Hutchings +78 · 21 citations
Physics and Astronomy · #Stellar, planetary, and galactic studies #Adaptive optics and wavefront sensing #Astronomy and Astrophysical Research
- Characterizing the Near-infrared Spectra of Flares from TRAPPIST-1 During JWST Transit Spectroscopy Observations
2023/10/05 by Ward S. Howard, Adam F. Kowalski, Howard, Ward S. +36 · 3 voices · 15 citations
Earth and Planetary Sciences · Physics and Astronomy · #Geophysics and Gravity Measurements #Solar and Space Plasma Dynamics #astro-ph.EP #astro-ph.SR
- The Near Infrared Imager and Slitless Spectrograph for the James Webb Space Telescope -- I. Instrument Overview and in-Flight Performance
2023/06/05 by René Doyon, Chris J. Willott, Doyon, Rene +123 · 14 citations
Physics and Astronomy · #Adaptive optics and wavefront sensing #Astronomy and Astrophysical Research #FOS: Physical sciences #Instrumentation and Methods for Astrophysics (astro-ph.IM) #Stellar, planetary, and galactic studies
- Promise and Peril: Stellar Contamination and Strict Limits on the Atmosphere Composition of TRAPPIST-1c from JWST NIRISS Transmission Spectra
2024/09/28 by Michael Radica, Caroline Piaulet, Caroline Piaulet-Ghorayeb +24 · 1 voice · 22 citations
Engineering · Physics and Astronomy · #Astronomical Observations and Instrumentation #Astronomy and Astrophysical Research #Calibration and Measurement Techniques #astro-ph.EP
- JWST Reveals CH4, CO2, and H2O in a Metal-rich Miscible Atmosphere on a Two-Earth-Radius Exoplanet
2024/03/05 by Björn Benneke, Pierre-Alexis Roy, Benneke, Björn +59 · 18 citations
Chemistry · #Spectroscopy and Laser Applications
- The JWST/NIRISS Deep Spectroscopic Survey for Young Brown Dwarfs and Free-floating Planets
2024/08/22 by Adam B. Langeveld, Aleks Scholz, A. Scholz +15 · 2 voices · 8 citations
Physics and Astronomy · #Stellar, planetary, and galactic studies #Astrophysics and Star Formation Studies #Astronomy and Astrophysical Research
- Imaging search for the unseen companion to Eps Ind A -- Improving the detection limits with 4 micron observations
2009/06/23 by M. Janson, D. Apai, Dániel Apai +15 · 3 citations
Physics and Astronomy · #Astronomy and Astrophysical Research #Astrophysics and Star Formation Studies #Stellar, planetary, and galactic studies #astro-ph.EP
- Muted Features in the JWST NIRISS Transmission Spectrum of Hot-Neptune LTT 9779 b
2024/01/28 by Michael Radica, Radica, Michael, Louis-Philippe Coulombe +29 · 10 citations
Engineering · Physics and Astronomy · #Astronomical Observations and Instrumentation #Calibration and Measurement Techniques #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Gamma-ray bursts and supernovae
- Strict limits on potential secondary atmospheres on the temperate rocky exo-Earth TRAPPIST-1 d
2025/08/11 by Caroline Piaulet, Caroline Piaulet-Ghorayeb, Piaulet-Ghorayeb, Caroline +52 · 2 voices · 8 citations
Physics and Astronomy · #Astronomy and Astrophysical Research #Astrophysics and Star Formation Studies #Stellar, planetary, and galactic studies #astro-ph.EP #astro-ph.SR
- Transmission spectroscopy of WASP-52 b with JWST NIRISS: Water and helium atmospheric absorption, alongside prominent star-spot crossings
2024/12/22 by Marylou Fournier-Tondreau, Fournier-Tondreau, Marylou, Kim Morel +42 · 6 citations
Chemistry · Physics and Astronomy · #Astronomy and Astrophysical Research #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Spectroscopy and Laser Applications #Stellar, planetary, and galactic studies
- A Multiplicity Census of Young Stars in Chamaeleon I
2008/03/31 by David Lafreniére, David Lafreniere, Ray Jayawardhana +5 · 2 citations
Physics and Astronomy · #Astronomy and Astrophysical Research #Astrophysics and Star Formation Studies #Stellar, planetary, and galactic studies #astro-ph
- The development of HISPEC for Keck and MODHIS for TMT: science cases and predicted sensitivities
2023/09/20 by Quinn Konopacky, Ashley Baker, Konopacky, Quinn M. +147 · 3 citations
Physics and Astronomy · #Adaptive optics and wavefront sensing #Astronomy and Astrophysical Research #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Instrumentation and Methods for Astrophysics (astro-ph.IM) #Solar and Stellar Astrophysics (astro-ph.SR) #Stellar, planetary, and galactic studies
- Out of the Darkness: High-resolution Detection of CO Absorption on the Nightside of WASP-33b
2024/10/14 by Georgia Mraz, Mraz, Georgia, Antoine Darveau-Bernier +9 · 3 citations
Chemistry · #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Spectroscopy and Laser Applications
- Comprehensive High-resolution Chemical Spectroscopy of Barnard's Star with SPIRou
2023/10/18 by Farbod Jahandar, René Doyon, Jahandar, Farbod +36 · 3 citations
Physics and Astronomy · #Astronomy and Astrophysical Research #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Solar and Stellar Astrophysics (astro-ph.SR) #Stellar, planetary, and galactic studies
- The First High-Contrast Images of Near High-Mass X-Ray Binaries with Keck/NIRC2
2024/03/23 by M. Prasow-Émond, Prasow-Émond, M., J. Hlavacek-Larrondo +23 · 2 citations
Physics and Astronomy · #Astronomy and Astrophysical Research #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Gamma-ray bursts and supernovae #High Energy Astrophysical Phenomena (astro-ph.HE) #Instrumentation and Methods for Astrophysics (astro-ph.IM) #Solar and Stellar Astrophysics (astro-ph.SR) #Stellar, planetary, and galactic studies
- JWST NIRISS Transmission Spectroscopy of the Super-Earth GJ 357b, a Favourable Target for Atmospheric Retention
2025/05/30 by Jake Taylor, Michael Radica, Taylor, Jake +44 · 1 voice · 1 citation
Earth and Planetary Sciences · Engineering · Environmental Science · Physics and Astronomy · #Atmospheric Ozone and Climate #Atmospheric and Environmental Gas Dynamics #Calibration and Measurement Techniques #astro-ph.EP #astro-ph.SR