activity
20132026
most citedThe Near-Infrared Spectrograph (NIRSpec) on the James Webb Space Telescope I. Overview of the instrument and its capabilities

665 citations · 2.9k across the 68 of their papers we have counts for

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Showing 2024Show all

12 papers · 1 filter

astro-ph.GA2024

JWST/NIRSpec Observations of Brown Dwarfs in the Orion Nebula Cluster

K. L. Luhman, C Alves de Oliveira, I. Baraffe +4

We have used the multiobject mode of the Near-Infrared Spectrograph (NIRSpec) on board the James Webb Space Telescope (JWST) to obtain low-resolution 1-5um spectra of 22 brown dwar…

astro-ph.EP2024★ 48 cited

Hints of a sulfur-rich atmosphere around the 1.6 R Super-Earth L98-59 d from JWST NIRSpec G395H transmission spectroscopy

Amélie Gressier, Néstor Espinoza, Natalie H. Allen +11

Detecting atmospheres around planets with a radius below 1.6 R, commonly referred to as rocky planets (Rogers_2015, Rogers_2021), has proven to be challenging. However,…

astro-ph.IM2024

The Unrealised Interdisciplinary Advantage of Observing High Mass Transiting Exoplanets and Brown Dwarfs -- Strategic Exoplanet Initiatives with HST and JWST White Paper

Aarynn L. Carter, Munazza. K. Alam, Thomas Beatty +8

We advocate for further prioritisation of atmospheric characterisation observations of high mass transiting exoplanets and brown dwarfs. This population acts as a unique comparativ…

astro-ph.SR2024

JWST-TST High Contrast: Spectroscopic Characterization of the Benchmark Brown Dwarf HD 19467 B with the NIRSpec Integral Field Spectrograph

Kielan K. W. Hoch, Christopher A. Theissen, Travis S. Barman +14

We present the atmospheric characterization of the substellar companion HD 19467 B as part of the pioneering JWST GTO program to obtain moderate resolution spectra (R2,700, 3…

astro-ph.SR2024★ 42 cited

The JWST Weather Report from the Nearest Brown Dwarfs I: multi-period JWST NIRSpec + MIRI monitoring of the benchmark binary brown dwarf WISE 1049AB

Beth A. Biller, Johanna M. Vos, Yifan Zhou +22

We report results from 8 hours of JWST/MIRI LRS spectroscopic monitoring directly followed by 7 hours of JWST/NIRSpec prism spectroscopic monitoring of the benchmark binary brown d…

astro-ph.EP2024

Latitudinal Asymmetry in the Dayside Atmosphere of WASP-43b

Ryan C. Challener, Zafar Rustamkulov, Elspeth K. H. Lee +9

We present two-dimensional near-infrared temperature maps of the canonical hot Jupiter WASP-43b using a phase-curve observation with JWST NIRSpec/G395H. From the white-light planet…