Mr. Diego A. Rojas Zagals Profile

Diego A. Rojas Zagals

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Publications (4)

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 | 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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