Search Results - "Wagner, Kevin R"
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SCExAO/CHARIS High-contrast Imaging of Spirals and Darkening Features in the HD 34700 A Protoplanetary Disk
Published in The Astrophysical journal (01-09-2020)“…We present Subaru/SCExAO+Coronagraphic High Angular Resolution Imaging Spectrograph (CHARIS) broadband (JHK-band) integral field spectroscopy of HD 34700 A…”
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JWST/NIRCam Imaging of Young Stellar Objects. III. Detailed Imaging of the Nebular Environment around the HL Tau Disk
Published in The Astronomical journal (01-04-2024)“…Abstract As part of the James Webb Space Telescope (JWST) Guaranteed Time Observation program “Direct Imaging of YSOs” (program ID 1179), we use JWST NIRCam’s…”
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JWST/NIRCam Imaging of Young Stellar Objects. II. Deep Constraints on Giant Planets and a Planet Candidate Outside of the Spiral Disk Around SAO 206462
Published in The Astronomical journal (01-04-2024)“…Abstract We present JWST/NIRCam F187N, F200W, F405N, and F410M direct imaging data of the disk surrounding SAO 206462. Previous images show a very structured…”
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Neuroimaging and machine learning for studying the pathways from mild cognitive impairment to alzheimer’s disease: a systematic review
Published in BMC neurology (22-08-2023)“…Abstract Background This systematic review synthesizes the most recent neuroimaging procedures and machine learning approaches for the prediction of conversion…”
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What is the relationship between validated frailty scores and mortality for adults with COVID-19 in acute hospital care? A systematic review
Published in Age and ageing (05-05-2021)“…The aim of this systematic review was to quantify the association between frailty and COVID-19 in relation to mortality in hospitalised patients. Medline,…”
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What is the relationship between validated frailty scores and mortality for adults with COVID-19 in acute hospital care? A systematic review
Published in Age and ageing (05-05-2021)“…Abstract Background and Aim The aim of this systematic review was to quantify the association between frailty and COVID-19 in relation to mortality in…”
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VARIABILITY OF DISK EMISSION IN PRE-MAIN SEQUENCE AND RELATED STARS. III. EXPLORING STRUCTURAL CHANGES IN THE PRE-TRANSITIONAL DISK IN HD 169142
Published in The Astrophysical journal (10-01-2015)“…We present near-IR (NIR) and far-UV observations of the pre-transitional (gapped) disk in HD 169142 using NASA's Infrared Telescope Facility and Hubble Space…”
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Direct-imaging Discovery and Dynamical Mass of a Substellar Companion Orbiting an Accelerating Hyades Sun-like Star with SCExAO/CHARIS
Published in Astrophysical journal. Letters (01-08-2022)“…We present the direct-imaging discovery of a substellar companion in orbit around a Sun-like star member of the Hyades open cluster. So far, no other…”
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JWST/NIRCam Imaging of Young Stellar Objects III: Detailed Imaging of the Nebular Environment Around the HL Tau Disk
Published 01-03-2024“…As part of the James Webb Space Telescope (JWST) Guaranteed Time Observation (GTO) program "Direct Imaging of YSOs" (program ID 1179), we use JWST NIRCam's…”
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JWST/NIRCam Imaging of Young Stellar Objects. II. Deep Constraints on Giant Planets and a Planet Candidate Outside of the Spiral Disk Around SAO 206462
Published 05-01-2024“…We present JWST/NIRCam F187N, F200W, F405N and F410M direct imaging data of the disk surrounding SAO 206462. Previous images show a very structured disk, with…”
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Hubble Space Telescope UV and H$\alpha$ Measurements of the Accretion Excess Emission from the Young Giant Planet PDS 70 b
Published 28-04-2021“…Recent discoveries of young exoplanets within their natal disks offer exciting opportunities to study ongoing planet formation. In particular, a planet's mass…”
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Keck/OSIRIS Pa$\beta$ high-contrast imaging and updated constraints on PDS~70b
Published 14-09-2021“…We present a high-contrast imaging search for Pa$\beta$ line emission from protoplanets in the PDS~70 system with Keck/OSIRIS integral field spectroscopy. We…”
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SCExAO/CHARIS High-Contrast Imaging of Spirals and Darkening Features in the HD 34700 A Protoplanetary Disk
Published 22-07-2020“…We present Subaru/SCExAO+CHARIS broadband ($JHK$-band) integral field spectroscopy of HD 34700 A. CHARIS data recover HD 34700 A's disk ring and confirm…”
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Multi-epoch Direct Imaging and Time-Variable Scattered Light Morphology of the HD 163296 Protoplanetary Disk
Published 20-03-2019“…ApJ 2019 We present H-band polarized scattered light imagery and JHK high-contrast spectroscopy of the protoplanetary disk around HD 163296 observed with the…”
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Variability of Disk Emission in Pre-Main Sequence and Related Stars. III. Exploring Structural Changes in the Pre-transitional Disk in HD 169142
Published 31-10-2014“…The Astrophysical Journal, 2015 Volume 798 - Issue 2 We present near-IR and far-UV observations of the pre-transitional (gapped) disk in HD 169142 using NASA's…”
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