James P. Lloyd

Cornell University — United States

Physics and Astronomy · Physical Sciences

33h-index4.3kcitations175works10.42yr avg
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Research Topics

Stellar, planetary, and galactic studies(112), Astronomy and Astrophysical Research(77), Adaptive optics and wavefront sensing(69), Astrophysics and Star Formation Studies(44), Astro and Planetary Science(26)

Publications174 total

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 <i>μ</i>m
The Astrophysical Journal Letters·2025· 3 citedOpen Access
The James Webb Interferometer: Space-based Interferometric Detections of PDS 70 b and c at 4.8 <i>μ</i> m
The Astronomical Journal·2025· 6 citedOpen Access
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 1256–1257 b
The Astrophysical Journal Letters·2024· 32 citedOpen Access
The James Webb Interferometer: Space-based interferometric detections of PDS 70 b and c at 4.8 $μ$m
arXiv (Cornell University)·2024· 2 citedOpen Access
The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems. IV. NIRISS Aperture Masking Interferometry Performance and Lessons Learned
The Astrophysical Journal Letters·2024· 9 citedOpen Access
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
arXiv (Cornell University)·2023· 1 citedOpen Access
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
arXiv (Cornell University)·2023Open Access
The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems IV: NIRISS Aperture Masking Interferometry Performance and Lessons Learned
arXiv (Cornell University)·2023Open Access
SIZLE: Smallsat to Image Zodiacal Light Above Ecliptic
2023
The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems I: High-contrast Imaging of the Exoplanet HIP 65426 b from 2 to 16 μm
The Astrophysical Journal Letters·2023· 88 citedOpen Access
The JWST Early-release Science Program for Direct Observations of Exoplanetary Systems II: A 1 to 20 μm Spectrum of the Planetary-mass Companion VHS 1256–1257 b
The Astrophysical Journal Letters·2023· 150 citedOpen Access
The Near Infrared Imager and Slitless Spectrograph for JWST. V. Kernel Phase Imaging and Data Analysis
Publications of the Astronomical Society of the Pacific·2023· 17 citedOpen Access
The Near Infrared Imager and Slitless Spectrograph for the James Webb Space Telescope. IV. Aperture Masking Interferometry
Publications of the Astronomical Society of the Pacific·2023· 22 citedOpen Access
The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems I: High Contrast Imaging of the Exoplanet HIP 65426 b from 2−16 µm
SPIRE - Sciences Po Institutional REpository·2022Open Access
The Near Infrared Imager and Slitless Spectrograph for the James Webb Space Telescope -- IV. Aperture Masking Interferometry
2022Open Access
The Near Infrared Imager and Slitless Spectrograph for JWST -- V. Kernel Phase Imaging and Data Analysis
arXiv (Cornell University)·2022Open Access
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
Edinburgh Research Explorer (University of Edinburgh)·2022· 11 citedOpen Access
The JWST Early Release Science Program for the Direct Imaging and Spectroscopy of Exoplanetary Systems
Publications of the Astronomical Society of the Pacific·2022· 47 citedOpen Access
Origins and design of the Aperture Masking Interferometer on JWST
2022· 1 cited
CHARACTERIZING THE COOL KOIs. VI. H - AND K -BAND SPECTRA OF KEPLER M DWARF PLANET-CANDIDATE HOSTS
UNC Libraries·2021· 4 citedOpen Access
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Frequent Co-authors

Anand Sivaramakrishnan(14), Marshall D. Perrin(12), James R. Graham(11), Sasha Hinkley(10), Peter Tuthill(9), Bruce Macintosh(8), Michael Ireland(8), Frantz Martinache(8), Paul Kalas(8), Bárbara Rojas-Ayala(7), Kevin R. Covey(7), Philip S. Muirhead(6), Michael C. Liu(6), Laurent Pueyo(6), Jens Kammerer(6), Matthew De Furio(6), Rebecca Oppenheimer(6), Donald T. Gavel(5), Adam L. Kraus(5), Alexandra Z. Greenbaum(5)