[HTML][HTML] Are These Planets or Brown Dwarfs? Broadly Solar Compositions from High-resolution Atmospheric Retrievals of∼ 10–30 M Jup Companions

JW Xuan, CC Hsu, L Finnerty, J Wang… - The Astrophysical …, 2024 - iopscience.iop.org
Abstract Using Keck Planet Imager and Characterizer high-resolution (R∼ 35,000)
spectroscopy from 2.29 to 2.49 μm, we present uniform atmospheric retrievals for eight …

JWST-TST high contrast: achieving direct spectroscopy of faint substellar companions next to bright stars with the NIRSpec integral field unit

JB Ruffio, MD Perrin, KKW Hoch… - The Astronomical …, 2024 - iopscience.iop.org
The JWST NIRSpec integral field unit (IFU) presents a unique opportunity to observe directly
imaged exoplanets from 3 to 5 μm at moderate spectral resolution (R∼ 2700) and thereby …

JWST-TST high contrast: achieving direct spectroscopy of faint substellar companions next to bright stars with the NIRSpec IFU

JB Ruffio, MD Perrin, KKW Hoch, J Kammerer… - arXiv preprint arXiv …, 2023 - arxiv.org
The JWST NIRSpec integral field unit (IFU) presents a unique opportunity to observe directly
imaged exoplanets from 3-5 um at moderate spectral resolution (R~ 2,700) and thereby …

Into the red: an M-band study of the chemistry and rotation of β Pictoris b at high spectral resolution

LT Parker, JL Birkby, R Landman… - Monthly Notices of …, 2024 - academic.oup.com
High-resolution cross-correlation spectroscopy (HRCCS) combined with adaptive optics has
been enormously successful in advancing our knowledge of exoplanet atmospheres, from …

Are these planets or brown dwarfs? Broadly solar compositions from high-resolution atmospheric retrievals of ~10-30 companions

JW Xuan, CC Hsu, L Finnerty, JJ Wang… - arXiv preprint arXiv …, 2024 - arxiv.org
Using Keck Planet Imager and Characterizer (KPIC) high-resolution ($ R $~ 35000)
spectroscopy from 2.29-2.49$\mu $ m, we present uniform atmospheric retrievals for eight …

Visible extreme adaptive optics on extremely large telescopes: towards detecting oxygen in Proxima Centauri b and analogs

J Fowler, SY Haffert, MAM van Kooten… - … for Detection of …, 2023 - spiedigitallibrary.org
Looking to the future of exo-Earth imaging from the ground, core technology developments
are required in visible Extreme Adaptive Optics (ExAO) to enable the observation of …