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Profile
Laird Close
Member of the Graduate Faculty | Astronomer, Steward Observatory | Professor, Astronomy
Astronomy
Full Page
Overview
Research
More
Collaboration
(24)
Daniel Apai
Mutual work: 3 Grants﹒3 Publications﹒5 Proposals
Collaboration Details
George Rieke
Mutual work: 5 Proposals﹒2 Publications﹒1 Grant
Collaboration Details
Lucy Ziurys
Mutual work: 2 Grants﹒4 Proposals
Collaboration Details
Olivier Guyon
Mutual work: 10 Proposals﹒5 Grants﹒3 Publications
Collaboration Details
Joellen Russell
Mutual work: 1 Proposal
Collaboration Details
Page 1 of 5
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Grants
(19)
Collaborative Research: High Contrast Imaging at the Photon Noise Limit: On-Sky Validation of Speckle Reconstruction from WFS Telemetry.
Active
·
2023
·
$0 / $520.9K
·
External
Co-Investigator (COI)
high-contrast imaging,
photon noise limit,
collaborative research,
speckle reconstruction,
on-sky validation
Collaborative Research: Exploring the Compositions of Exoplanetary Systems with Observations and Modeling of Dusty Circumstellar Disks
Active
·
2023
·
$0 / $242.5K
·
External
Co-Investigator (COI)
exoplanets,
astronomical observations,
circumstellar disks,
planetary systems,
dust modeling
Alien Earths: Which Nearby Planetary Systems Are Likely to Host Habitable Planets and Life?
Active
·
2021
·
$44.1K / $4.4M
·
External
Co-Investigator (COI)
exoplanets,
habitable,
planetary systems,
life,
astrobiology
MagAO-X Phase II: The Pursuit of Proxima b
Active
·
2021
·
$442.8K / $1.5M
·
External
Co-Investigator (COI)
exoplanet,
adaptive optics,
astronomy,
space exploration,
astrophysics
A High-Contrast Survey of Young Stars for Accreting Protoplanets with the MagAO-X Extreme AO System: Defining the JWST Protoplanet Follow-up Sample.
Active
·
2021
·
$298.4K
·
External
Principal Investigator (PI)
exoplanets,
stellar formation,
adaptive optics,
astronomical instrumentation,
protoplanetary disks
Page 1 of 4
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Publications
(389)
Recent
Probing Disk Ice Content and Polycyclic Aromatic Hydrocarbon Emission through Multiband MagAO+Clio Images of HD 141569
2024
astronomy,
astrophysics,
exoplanets,
astrochemistry,
infrared imaging
Improved Companion Mass Limits for Sirius A with Thermal Infrared Coronagraphy Using a Vector-apodizing Phase Plate and Time-domain Starlight-subtraction Techniques
2023
infrared imaging,
companion stars,
coronagraphy,
time-domain techniques,
astronomical observations
Erratum: “Improved Orbital Constraints and Hα Photometric Monitoring of the Directly Imaged Protoplanet Analog HD 142527 B” 2022, AJ, 164, 1)
2023
orbital dynamics,
protoplanetary disk,
photometric monitoring,
erratum,
direct imaging
The Giant Accreting Protoplanet Survey GAPlanetS)—Results from a 6 yr Campaign to Image Accreting Protoplanets
2023
planet formation,
accretion disk,
stellar evolution,
astronomical imaging,
protoplanetary disks
The Giant Accreting Protoplanet Survey GAPlanetS) Optimization Techniques for Robust Detections of Protoplanets
2023
planet formation,
astronomy,
survey optimization,
protoplanetary disk,
data analysis
Monitoring Hα Emission from the Wide-orbit Brown-dwarf Companion FU Tau B
2023
astronomy,
brown dwarfs,
hα emission,
companion stars,
space observation
Companion mass limits for 17 binary systems obtained with binary differential imaging and MagAO/Clio
2022
binary systems,
imaging techniques,
mass limits,
astronomical observations,
instrumentation
HST/WFC3 Hα Direct-imaging Detection of a Pointlike Source in the Disk Cavity of AB Aur
2022
astronomy,
direct imaging,
disk cavity,
hα detection,
pointlike source
Improved Orbital Constraints and Hα Photometric Monitoring of the Directly Imaged Protoplanet Analog HD 142527 B
2022
exoplanets,
protoplanetary disks,
orbital dynamics,
hα photometry,
direct imaging
ALMA Discovery of a Disk around the Planetary-mass Companion SR 12 c
2022
protoplanetary disk,
exoplanets,
astronomical observations,
planetary formation,
stellar companions
