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High-contrast imaging results with the vortex coronagraph

Serabyn, E. and Trauger, J. and Moody, D. and Mawet, D. and Liewer, K. and Krist, J. and Kern, B. (2013) High-contrast imaging results with the vortex coronagraph. In: Techniques and Instrumentation for Detection of Exoplanets VI. Proceedings of SPIE. No.8864. Society of Photo-optical Instrumentation Engineers (SPIE) , Bellingham, WA, Art. No. 88640Y. ISBN 9780819497147. https://resolver.caltech.edu/CaltechAUTHORS:20180618-150615283

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Abstract

The vortex coronagraph has already enabled high-contrast observations very close to bright stars on large ground-based telescopes, and it also has great potential for use on coronagraphic space missions aimed at exoplanet detection and characterization. As such, demonstrations of vortex coronagraph performance have recently been carried out in JPL’s High Contrast Imaging Testbed. Some of our recent results are presented here, including the suppression of a monochromatic, single-polarization point-source to below the 10^(-9) level over a dark hole covering both the 2-7 λ/D and 3-8 λ/D regions, as well as the suppression of a 10% band of white-light to approximately the 10^(-8) level over a 3-8 λ/D dark hole.


Item Type:Book Section
Related URLs:
URLURL TypeDescription
https://doi.org/10.1117/12.2024660DOIArticle
ORCID:
AuthorORCID
Mawet, D.0000-0002-8895-4735
Additional Information:© 2013 Society of Photo-Optical Instrumentation Engineers (SPIE). This work was carried out at the Jet Propulsion Laboratory, California Institute of Technology, under contract with the National Aeronautics and Space Administration.
Funders:
Funding AgencyGrant Number
NASA/JPL/CaltechUNSPECIFIED
Subject Keywords:vortex optics, coronagraphy
Series Name:Proceedings of SPIE
Issue or Number:8864
DOI:10.1117/12.2024660
Record Number:CaltechAUTHORS:20180618-150615283
Persistent URL:https://resolver.caltech.edu/CaltechAUTHORS:20180618-150615283
Official Citation:E. Serabyn, J. Trauger, D. Moody, D. Mawet, K. Liewer, J. Krist, B. Kern, "High-contrast imaging results with the vortex coronagraph", Proc. SPIE 8864, Techniques and Instrumentation for Detection of Exoplanets VI, 88640Y (26 September 2013); doi: 10.1117/12.2024660; https://doi.org/10.1117/12.2024660
Usage Policy:No commercial reproduction, distribution, display or performance rights in this work are provided.
ID Code:87202
Collection:CaltechAUTHORS
Deposited By: George Porter
Deposited On:18 Jun 2018 22:16
Last Modified:15 Nov 2021 20:46

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