Dr. Chih-Chun Hsu Profile

Dr. Chih-Chun Hsu

at CIERA

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Author

Publications (5)

Proceedings Article | 14 August 2024 Poster + Paper

Recent upgrades to the Keck Planet Imager and Characterizer

Daniel Echeverri, Nemanja Jovanovic, Jacques-Robert Delorme, Charlotte Guthery, Mitsuko Roberts, Reston Nash, Katelyn Horstman, Jerry Xuan, Yinzi Xin, Luke Finnerty, Chih-Chun Hsu, Garreth Ruane, Stepahnie Leifer, Jake Zimmer, Svarun Soda, Tobias Schofield, J. Kent Wallace, Jason Wang, Dimitri Mawet, Eduardo Marin, Peter Wizinowich, Jinhao Ge, Maodong Gao

Proceedings Volume 13096, 130962D (2024) https://doi.org/10.1117/12.3019085

KEYWORDS: Adaptive optics, Optical switching, K band, Single mode fibers, Prisms, Exoplanets, Nulling interferometry, Astronomical spectroscopy

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Proceedings Article | 18 July 2024 Presentation + Paper

The high-contrast performance of the Keck Planet Imager and Characterizer

Jason Wang, Dimitri Mawet, Jerry Xuan, Chih-Chun Hsu, Jean-Baptiste Ruffio, Katelyn Horstman, Yinzi Xin, Jacques-Robert Delorme, Nemanja Jovanovic, Yapeng Zhang, Luke Finnerty, Ashley Baker, Randall Bartos, Geoffrey Blake, Benjamin Calvin, Sylvain Cetre, Gregory Doppmann, Daniel Echeverri, Michael Fitzgerald, Joshua Liberman, Ronald Lopez, Evan Morris, Jacklyn Pezzato-Rovner, Ben Sappey, Tobias Schofield, Andrew Skemer, J. Kent Wallace, Ji Wang

Proceedings Volume 13096, 130961X (2024) https://doi.org/10.1117/12.3019114

KEYWORDS: Stars, Speckle, Planets, Spectrographs, Signal to noise ratio, Sensors, K band, Imaging systems, Adaptive optics, Coronagraphy

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Proceedings Article | 18 July 2024 Poster + Paper

Fringing analysis and forward modeling of Keck Planet Imager and Characterizer (KPIC) spectra

Katelyn Horstman, Jean-Baptiste Ruffio, Jason Wang, Chih-Chun Hsu, Ashley Baker, Luke Finnerty, Jerry Xuan, Daniel Echeverri, Dimitri Mawet, Geoffrey Blake, Randall Bartos, Charlotte Bond, Benjamin Calvin, Sylvain Cetre, Jacques-Robert Delorme, Greg Doppmann, Michael Fitzgerald, Nemanja Jovanovic, Ronald Lopez, Emily Martin, Evan Morris, Jacklyn Pezzato, Garreth Ruane, Ben Sappey, Tobias Schofield, Andrew Skemer, Taylor Venenciano, J. Kent Wallace, Ji Wang, Peter Wizinowich

Proceedings Volume 13096, 130962E (2024) https://doi.org/10.1117/12.3018020

KEYWORDS: Data modeling, Stars, Geometrical optics, Calibration, Modeling, Spectral models, Planets, Observational astronomy, Imaging systems

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SPIE Journal Paper | 12 September 2023

Vortex fiber nulling for exoplanet observations: implementation and first light

Daniel Echeverri, Jerry Xuan, Nemanja Jovanovic, Garreth Ruane, Jacques-Robert Delorme, Dimitri Mawet, Bertrand Mennesson, Eugene Serabyn, J. Kent Wallace, Jason Wang, Jean-Baptiste Ruffio, Luke Finnerty, Yinzi Xin, Maxwell Millar-Blanchaer, Ashley Baker, Randall Bartos, Benjamin Calvin, Sylvain Cetre, Greg Doppmann, Michael Fitzgerald, Sofia Hillman, Katelyn Horstman, Chih-Chun Hsu, Joshua Liberman, Ronald Lopez, Evan Morris, Jacklyn Pezzato, Caprice Phillips, Bin Ren, Ben Sappey, Tobias Schofield, Andrew Skemer, Connor Vancil, Ji Wang

JATIS, Vol. 9, Issue 03, 035002, (September 2023) https://doi.org/10.1117/12.10.1117/1.JATIS.9.3.035002

KEYWORDS: Stars, Equipment, Exoplanets, Planets, Single mode fibers, Point spread functions, K band, Nulling interferometry, Wavefront aberrations, Calibration

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SPIE Journal Paper | 2 August 2023

On-sky speckle nulling through a single-mode fiber with the Keck Planet Imager and Characterizer

Yinzi Xin, Jerry W. Xuan, Dimitri Mawet, Jason Wang, Garreth Ruane, Daniel Echeverri, Nemanja Jovanovic, Clarissa Do Ó, Michael Fitzgerald, Katelyn Horstman, Chih-Chun Hsu, Joshua Liberman, Ronald A. López, Caprice L. Phillips, Bin B. Ren, Jean-Baptiste Ruffio, Ben Sappey

JATIS, Vol. 9, Issue 03, 035001, (August 2023) https://doi.org/10.1117/12.10.1117/1.JATIS.9.3.035001

KEYWORDS: Speckle, Planets, Single mode fibers, Signal to noise ratio, Nulling interferometry, Equipment, Phase measurement, Imaging systems, Wavefronts, Stars

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