Articles by Marshall D. Perrin

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Marshall D. Perrin

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A parameter scan of dark zone maintenance for high-contrast imaging of exoplanets using theoretical and experimental implementations

4 days ago by Saikrishna Manojkumar and others

Instrumentation and Methods for Astrophysics, Earth and Planetary Astrophysics

JWST-TST High Contrast: Living on the Wedge, or, NIRCam Bar Coronagraphy Reveals CO_2 in the HR 8799 and 51 Eri Exoplanets' Atmospheres

17 March 2025 by William Balmer and others

Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics

Atmospheric abundances and bulk properties of the binary brown dwarf Gliese 229 Bab from JWST/MIRI spectroscopy

23 February 2025 by Jerry Xuan and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

Dynamic Imprints of Colliding-wind Dust Formation from WR140

4 February 2025 by Emma Lieb and others

Astrophysics of Galaxies, Solar and Stellar Astrophysics

The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems III: Aperture Masking Interferometric Observations of the star HIP 65426 at 3.8 um

27 January 2025 by Shrishmoy Ray and others

Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics

JWST Imaging of Edge-on Protoplanetary Disks. IV. Mid-infrared Dust Scattering in the HH 30 disk

10 January 2025 by Ryo Tazaki and others

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

The grazing angle icy protoplanetary disk PDS 453

7 November 2024 by Laurine Martinien and others

Solar and Stellar Astrophysics

JWST-TST DREAMS: A Super-Solar Metallicity in WASP-17 b Dayside Atmosphere from NIRISS SOSS Eclipse Spectroscopy

10 October 2024 by Amélie Gressier and others at

ASTRON

Earth and Planetary Astrophysics

JWST imaging of edge-on protoplanetary disks. III. Drastic morphological transformation across the mid-infrared in Oph163131

30 September 2024 by Marion Villenave and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

High-contrast imager for complex aperture telescopes (HiCAT): 8. Dark zone demonstration with simultaneous closed-loop low-order wavefront sensing and control

19 September 2024 by Rémi Soummer and others

Instrumentation and Methods for Astrophysics

High-contrast imager for complex aperture telescopes (HiCAT): 11. System-level demonstration of the Apodized Pupil Lyot Coronagraph with a segmented aperture in air

19 September 2024 by Rémi Soummer and others

Instrumentation and Methods for Astrophysics

A JWST MIRI MRS View of the η Tel Debris Disk and its Brown Dwarf Companion

27 August 2024 by Yiwei Chai and others

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

JWST/NIRCam 4-5 μm Imaging of the Giant Planet AF Lep b

27 August 2024 by Kyle Franson and others

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

JWST-TST DREAMS: Quartz Clouds in the Atmosphere of WASP-17b

7 August 2024 by David Grant and others

Earth and Planetary Astrophysics

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

7 August 2024 by Kielan K. W. Hoch and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems II: A 1 to 20 Micron Spectrum of the Planetary-Mass Companion VHS 1256-1257 b

4 July 2024 by Brittany Miles and others

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

JWST-TST High Contrast: JWST/NIRCam observations of the young giant planet β Pic b

3 July 2024 by Jens Kammerer and others

Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics

JWST-TST High Contrast: Achieving direct spectroscopy of faint substellar companions next to bright stars with the NIRSpec IFU

31 May 2024 by Jean-Baptiste Ruffio and others

Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics

The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems IV: NIRISS Aperture Masking Interferometry Performance and Lessons Learned

11 March 2024 by Steph Sallum and others

Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics

3C 273 Host Galaxy with Hubble Space Telescope Coronagraphy

14 February 2024 by Bin Ren and others

Astrophysics of Galaxies, Instrumentation and Methods for Astrophysics

A Uniform Analysis of Debris Disks with the Gemini Planet Imager II: Constraints on Dust Density Distribution Using Empirically-Informed Scattering Phase Functions

31 January 2024 by Justin Hom and others

Earth and Planetary Astrophysics

The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems V: Do Self-Consistent Atmospheric Models Represent JWST Spectra? A Showcase With VHS 1256 b

31 January 2024 by Simon Petrus and others

Earth and Planetary Astrophysics

MIRI MRS Observations of Beta Pictoris I. The Inner Dust, the Planet, and the Gas

29 January 2024 by Kadin Worthen and others

Earth and Planetary Astrophysics

JWST-TST High Contrast: Asymmetries, dust populations and hints of a collision in the β Pictoris disk with NIRCam and MIRI

10 January 2024 by Isabel Rebollido and others at

European Southern Observatory

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

A Uniform Analysis of Debris Disks with the Gemini Planet Imager I: An Empirical Search for Perturbations from Planetary Companions in Polarized Light Images

24 November 2023 by Katie Crotts and others

Earth and Planetary Astrophysics

Assessing the C/O Ratio Formation Diagnostic: A Potential Trend with Companion Mass

1 August 2023 by Kielan K. W. Hoch and others

Earth and Planetary Astrophysics

A Year of Wavefront Sensing with JWST in Flight: Cycle 1 Telescope Monitoring and Maintenance Summary

20 July 2023 by Charles-Philippe Lajoie and others

Instrumentation and Methods for Astrophysics

The James Webb Space Telescope Mission

10 April 2023 by Jonathan Gardner and others

Instrumentation and Methods for Astrophysics

Demographics of Protoplanetary Disks: A Simulated Population of Edge-on Systems

14 March 2023 by Isabel Angelo and others

Earth and Planetary Astrophysics

Testing the Interaction Between a Substellar Companion and a Debris Disk in the HR 2562 System

9 February 2023 by Stella Yimiao Zhang and others

Earth and Planetary Astrophysics

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Earth and Planetary Astrophysics Instrumentation and Methods for Astrophysics Solar and Stellar Astrophysics Instrumentation and Detectors Optics Astrophysics of Galaxies Machine Learning