Dr. Sebastián Zúñiga-Fernández Profile

Dr. Sebastián Zúñiga-Fernández

Postdoctoral Fellow

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Personal Website | Company Website

Publications (10)

Proceedings Article | 13 December 2020 Presentation + Paper

NPF update: light-weight mirror development in Chile

A. Bayo, P. Mardones, S. Castillo, G. Hamilton, C. Lobos, L. Pedrero, C. Rozas, N. Soto, H. Hakobyan, C. García, M. Schreiber, W. Brooks, S. Zúñiga-Fernández

Proceedings Volume 11451, 114510J (2020) https://doi.org/10.1117/12.2562473

KEYWORDS: Mirrors, Coating, Telescopes, Planets, Astronomy, Near infrared, Infrared telescopes, Carbon, Process control, Epoxies

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Proceedings Article | 13 December 2020 Poster + Presentation + Paper

Quality control of the CFRP mirror manufacturing process at NPF

N. Soto, C. Lobos, P. Mardones, A. Bayo, C. Rozas, S. Castillo, G. Hamilton, L. Pedrero, S. Zúñiga-Fernández, K. Maucó, H. Hakobyan, C. García, M. R. Schreiber, W. Brooks

Proceedings Volume 11451, 114512I (2020) https://doi.org/10.1117/12.2559755

KEYWORDS: Mirrors, Manufacturing, Spatial frequencies, Control systems, Infrared telescopes, Surface finishing, Epoxies, Metrology, Carbon, Polishing

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Proceedings Article | 9 July 2018 Paper

Planet formation imager: project update

John Monnier, Michael Ireland, Stefan Kraus, Almudena Alonso-Herrero, Amy Bonsor, Fabien Baron, Amelia Bayo, Jean-Philippe Berger, Tabetha Boyajian, Andrea Chiavassa, David Ciardi, Michelle Creech-Eakman, Willem-Jan de Wit, Denis Defrère, Ruobing Dong, Gaspard Duchêne, Catherine Espaillat, Alexandre Gallenne, Poshak Gandhi, Jean-Francois Gonzalez, Chris Haniff, Sebastian Hoenig, John Ilee, Andrea Isella, Eric Jensen, Attila Juhasz, Stephen Kane, Makoto Kishimoto, Wilhelm Kley, Quentin Kral, Kaitlin Kratter, Lucas Labadie, Sylvestre Lacour, Greg Laughlin, Jean-Baptiste Le Bouquin, Ernest Michael, Farzana Meru, Rafael Millan-Gabet, Florentin Millour, Stefano Minardi, Alessandro Morbidelli, Chris Mordasini, Andreas Morlok, Dave Mozurkewich, Richard Nelson, Johan Olofsson, Rene Oudmaijer, Chris Packham, Claudia Paladini, Olja Panic, Romain Petrov, Benjamin Pope, Joerg-Uwe Pott, Luis Henry Quiroga-Nunez, Cristina Ramos Almeida, Sean Raymond, Zsolt Regaly, Mark Reynolds, Stephen Ridgway, Stephen Rinehart, Matthias Schreiber, Michael Smith, Keivan Stassun, Jean Surdej, Theo ten Brummelaar, Konrad Tristram, Neal Turner, Peter Tuthill, Gerard van Belle, Gautum Vasisht, Alexander Wallace, Gerd Weigelt, Edward Wishnow, Markus Wittkowski, Sebastian Wolf, John Young, Ming Zhao, Zhaohuan Zhu, Sebastian Zúñiga-Fernández

Proceedings Volume 10701, 1070118 (2018) https://doi.org/10.1117/12.2312683

KEYWORDS: Planets, Telescopes, Space telescopes, Exoplanets, Stars, Mid-IR, Interferometry, Signal to noise ratio, Interferometers, Heterodyning

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Proceedings Article | 6 July 2018 Paper

Revival of an abandoned telescope: the Boller and Chivens Bochum 0.61-metre telescope of Universidad de Valparaiso

Sebastián Zúñiga-Fernández, Maja Vučković, Nikolaus Vogt, Omar Cuevas, Yerko Chacon

Proceedings Volume 10700, 107002X (2018) https://doi.org/10.1117/12.2314014

KEYWORDS: Telescopes, Control systems, Observatories, Electronics, Astronomical telescopes, Mirrors, Astronomy, Optical telescopes

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Proceedings Article | 6 July 2018 Paper

NPF: mirror development in Chile

Sebastián Zúñiga-Fernández, Amelia Bayo, Johan Olofsson, Leslie Pedrero, Claudio Lobos, Elias Rozas, Nicolás Soto, Matthias Schreiber, Pedro Escárate, Christian Romero, Hayk Hakobyan, Jorge Cuadra, Cristopher Rozas, John Monnier, Stefan Kraus, Mike Ireland, Pedro Mardones

Proceedings Volume 10700, 107003X (2018) https://doi.org/10.1117/12.2313983

KEYWORDS: Mirrors, Surface finishing, Carbon, Polishing, Abrasives, Manufacturing, Telescopes, Astronomy, Planets, Prototyping

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Proceedings Article | 27 July 2016 Paper

Vibrations in MagAO: resonance sources identification and first approaches for modeling and control

Javier Garcés, Sebastián Zúñiga, Laird Close, Jared Males, Katie Morzinski, Pedro Escárate, Mario Castro, José Marchioni, Diego Rojas

Proceedings Volume 9909, 99093G (2016) https://doi.org/10.1117/12.2232777

KEYWORDS: Adaptive optics, Control systems, Sensors, Telescopes, Adaptive optics, Control systems, Fluctuations and noise, Turbulence, Charge-coupled devices, Device simulation, Signal processing, Data modeling

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Proceedings Article | 27 July 2016 Paper

Closed-loop control for tip-tilt compensation on systems under vibration

Mario Castro, Pedro Escárate, Javier Garcés, Sebastián Zúñiga, Diego Rojas, José Marchioni, Andrés Guesalaga

Proceedings Volume 9909, 99093K (2016) https://doi.org/10.1117/12.2232215

KEYWORDS: Adaptive optics, Wavefront sensors, Relays, Adaptive optics, Control systems, Vibration control, Mirrors, Astronomy, Cameras, Vibration simulation, CMOS cameras

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Proceedings Article | 27 July 2016 Paper

Closed-loop control for laser beam shaping system before guide star projection

Pedro Escárate, Sebastián Zúñiga, Mario Castro, Javier Garcés, Diego Zagals, José Marchioni, Mauricio Solar

Proceedings Volume 9909, 99095M (2016) https://doi.org/10.1117/12.2233008

KEYWORDS: Laser guide stars, Stars, Adaptive optics, Laser guide stars, Laser systems engineering, Adaptive optics, Control systems, Beam guidance systems, Electroluminescent displays, Beam controllers, Laser optics, Laser beam propagation

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Proceedings Article | 27 July 2016 Paper

Vibrations in MagAO: frequency-based analysis of on-sky data, resonance sources identification, and future challenges in vibrations mitigation

Sebastián Zúñiga, Javier Garcés, Laird Close, Jared Males, Katie Morzinski, Pedro Escárate, Mario Castro, José Marchioni, Diego Zagals

Proceedings Volume 9909, 99093L (2016) https://doi.org/10.1117/12.2232676

KEYWORDS: Adaptive optics, Analytical research, Sensors, Telescopes, Fluctuations and noise, CCD cameras, Charge-coupled devices, Control systems, Liquid crystal on silicon, Observational astronomy

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Proceedings Article | 7 August 2014 Paper

Laboratory validation of a laser shaping system before guide star projection

Sebastián Zúñiga, Clémentine Béchet, Héctor González-Núñez, Benoit Neichel, Vincent Fesquet, Vincent Garrel, Pedro Escárate, Mario Castro, Dani Guzmán, Andrés Guesalaga

Proceedings Volume 9148, 91483I (2014) https://doi.org/10.1117/12.2056062

KEYWORDS: Actuators, Electroluminescent displays, Adaptive optics, Deformable mirrors, Calibration, Stars, Wavefront sensors, Mirrors, Laser guide stars, Microelectromechanical systems

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Showing 5 of 10 publications

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