Prof. Francisco Prada Profile

Prof. Francisco Prada

at Instituto de Astrofísica de Andalucía

SPIE Involvement:

Author

Publications (27)

Proceedings Article | 30 July 2024 Poster + Paper

Poster + Paper

MAAT: an IFU for GTC optimized using spectrograph wavefront measurements and superoptimization

Robert Content, Francisco Prada, Enrique Perez, David Jones, Manuela Abril, Sergio Fernández, Gabriel Gómez, Kilian Henríquez, Ariel Goobar, Jens Hjorth, Ángeles Perez García, Jon Lawrence

Proceedings Volume 13096, 1309695 (2024) https://doi.org/10.1117/12.3019176

KEYWORDS: Mirrors, Spectrographs, Pupil aberrations, Point spread functions, Monochromatic aberrations, Image quality, Telescopes, Zemax, Design, Sensors

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Proceedings Article | 19 July 2024 Poster

Poster

The construction of the MAAT IFU for the GTC OSIRIS spectrograph

Francisco Prada, Robert Content, Vincent Lapere, Jules Gautier, Manuela Abril, Kilian Henríquez, Gabriel Gómez, Sergio Fernandez, Enrique Pérez, David Jones, Ariel Goobar, Jens Hjorth, M. Ángeles Perez García, Rubén Sanquirce-Garcia, Borja Vega, Gaizka Murga, Guillermo Glez-de-Rivera, Ernesto Sánchez-Blanco, Ryan Cooke

Proceedings Volume 13096, 130967D (2024) https://doi.org/10.1117/12.3018766

KEYWORDS: Spectrographs, Spectral resolution, Volume holography, Optical benches, Holography, Design, Astronomy

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Proceedings Article | 29 August 2022 Poster + Paper

Poster + Paper

Optical design of MAAT: an IFU for the GTC OSIRIS spectrograph

Robert Content, Francisco Prada, Enrique Pérez, Carlos Domínguez-Tagle, Manuela Abril, Gabriel Gómez, Kilian Henríquez, Jon Lawrence, Guillermo González de Rivera, Ariel Goobar, Jens Hjorth, M. Ángeles Perez García, Adriano Agnello, David Jones

Proceedings Volume 12184, 1218465 (2022) https://doi.org/10.1117/12.2630717

KEYWORDS: Mirrors, Spectrographs, Point spread functions, Telescopes, Image quality, Sensors, Optical design, Monochromatic aberrations, Image quality standards

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Proceedings Article | 29 August 2022 Poster

Poster

New testing phase for CASTLE: curved-sensor-based wide-field telescope

Simona Lombardo, Jianwei LIU, Manal Chebbo, Eduard R. Muslimov, Emmanuel Hugot, Gerard Lemaitre, Ali Fahad, Eulalia Gallego Cano, Francisco Prada, Enrique Perez

Proceedings Volume 12188, 121883N (2022) https://doi.org/10.1117/12.2627836

KEYWORDS: Telescopes, Point spread functions, Astronomical telescopes, Sensors, Robotics, Astronomy, Telescope design, Sensor performance, Reflectivity, Observatories

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Proceedings Article | 13 December 2020 Poster + Presentation + Paper

Poster + Presentation + Paper

Performance of Kitt Peak’s Mayall 4-meter telescope during DESI commissioning

Aaron Meisner, Behzad Abareshi, Arjun Dey, Connie Rockosi, Richard Joyce, David Sprayberry, Robert Besuner, Klaus Honscheid, David Kirkby, Hui Kong, Martin Landriau, Michael Levi, Ting Li, Bob Marshall, Paul Martini, Ashley Ross, David Brooks, Peter Doel, Yutong Duan, Enrique Gaztañaga, Christophe Magneville, Francisco Prada, Michael Schubnell, Gregory Tarlѐ

Proceedings Volume 11447, 1144794 (2020) https://doi.org/10.1117/12.2574776

KEYWORDS: Telescopes, Image quality, Spectroscopes, Observatories, Cameras, Point spread functions

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Proceedings Article | 13 December 2020 Presentation + Paper

Presentation + Paper

CASTLE: a curved-sensor-based wide-field telescope at Calar Alto

S. Lombardo, E. Muslimov, K. Joaquina, G. Lemaitre, M. Pons, E. Pérez, J.-M. Ibáñez Mengual, J. Sánchez, F. Prada, E. Hugot

Proceedings Volume 11451, 114510A (2020) https://doi.org/10.1117/12.2561369

KEYWORDS: Telescopes, Astronomical telescopes, Point spread functions, Robotics, Astronomy, Sensor performance, Sensors, CMOS sensors, Astrophysics, Observatories

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Proceedings Article | 13 December 2020 Poster + Paper

Poster + Paper

Testing the 10 spectrograph units for DESI: approach and results

Sandrine Perruchot, Pierre-Éric Blanc, Julien Guy, Laurent Le Guillou, Samuel Ronayette, Xavier Régal, Gérard Castagnoli, Auguste Le Van Suu, Eduardo Sepulveda, Eric Jullo, Jean-Gabriel Cuby, Sonia Karkar, Patrick Ghislain, Philippe Repain, P.-H. Carton, C. Magneville, Anne Ealet, Stéphanie Escoffier, Aurélia Secroun, Klaus Honscheid, Ann Elliott, Patrick Jelinsky, Brooks David, Doel Peter, Y. Duan, J. Edelstein, J. C. Estrada, E. Gastañaga, A. Karcher, M. Landriau, M. Levi, P. Martini, N. Palanque-Delabrouille, F. Prada, G. Tarle, K. Zhang

Proceedings Volume 11447, 1144786 (2020) https://doi.org/10.1117/12.2561275

KEYWORDS: Spectrographs, Telescopes, Sensors, Spectroscopes, Baryon acoustic oscillations, Galactic astronomy, Fiber optics, Optical fabrication, Sensor performance, Camera shutters

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Proceedings Article | 13 December 2020 Presentation

Presentation

Curved CMOS sensors, a reality: performance and status of on-going instrumental projects

Kelly Joaquina, Emmanuel Hugot, Simona Lombardo, Eduard Muslimov, Melanie Heil, Indraneil Biswas, Juana Rodrigo, Mathieu Barthelemy, Etienne Le Coarer, Francisco Prada, Marc Ferrari

Proceedings Volume 11454, 114540H (2020) https://doi.org/10.1117/12.2562504

KEYWORDS: CMOS sensors, Imaging systems, Spectrographs, Monochromatic aberrations, Image quality, Nondestructive evaluation, Telescopes, Large telescopes, Optical design, Sensors

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Proceedings Article | 13 December 2020 Presentation + Paper

Presentation + Paper

Installation of the Dark Energy Spectroscopic Instrument at the Mayall 4-meter telescope

Robert Besuner, Lori Allen, Charles Baltay, David Brooks, Pierre-Henri Carton, Andrew Peter Doel, John Donaldson, Yutong Duan, Patrick Dunlop, Jerry Edelstein, Matt Evatt, Parker Fagrelius, Enrique Gaztanaga, Derek Guenther, Gaston Gutierrez, Michael Hawes, Klaus Honscheid, Pat Jelinsky, Richard Joyce, Armin Karcher, Martin Landriau, Michael Levi, Christophe Magneville, Robert Marshall, Paul Martini, Daniel Pappalardo, Claire Poppett, Francisco Prada, Ashley Ross, Michael Schubnell, Ray Sharples, William Shourt, Joseph Silber, David Sprayberry, Bob Stupak, Gregory Tarle, Kai Zhang

Proceedings Volume 11447, 1144710 (2020) https://doi.org/10.1117/12.2561507

KEYWORDS: Telescopes, Spectroscopes, Mirrors, Spectrographs, Baryon acoustic oscillations, Galactic astronomy, Optical tracking, Laser systems engineering, System integration, Optical fibers

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Proceedings Article | 13 December 2020 Poster + Paper

Poster + Paper

Performance of the Dark Energy Spectroscopic Instrument (DESI) focal plane

Parker Fagrelius, Yutong Duan, Kevin Fanning, Klaus Honscheid, Steven Kent, Paul Martini, Claire Poppett, David Rabinowitz, Michael Schubnell, Joseph Silber, David Brooks, Todd Claybaugh, Peter Doel, Enrique Gaztañaga, Michael Levi, Christophe Magneville, Francisco Prada, Greg Tarlé

Proceedings Volume 11447, 114478K (2020) https://doi.org/10.1117/12.2561631

KEYWORDS: Spectroscopes, Fiber optics, Robots, Baryon acoustic oscillations, Galactic astronomy, Telescopes, Spectrographs, Cameras, Optical alignment, Astronomy

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Proceedings Article | 13 December 2020 Paper

Paper

Precision alignment and integration of DESI's focal plane using a laser tracker

William Shourt, Robert Besuner, Joseph Silber, Patrick Dunlop, Matthew Evatt, David Brooks, Peter Doel, Yutong Duan, Kevin Fanning, Enrique Gaztañaga, Paul Martini, Francisco Prada, Michael Schubnell, Gregory Tarle

Proceedings Volume 11445, 114456J (2020) https://doi.org/10.1117/12.2562687

KEYWORDS: Telescopes, Wind energy, Spectroscopes, Baryon acoustic oscillations, Galactic astronomy, Fiber optics, Spectrographs, Retroreflectors, Tolerancing

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Proceedings Article | 13 December 2020 Presentation + Paper

Presentation + Paper

Performance of the Dark Energy Spectroscopic Instrument (DESI) fiber system

Claire Poppett, Patrick Jelinsky, Julien Guy, Jerry Edelstein, Sharon Jelinsky, Jessica Aguilar, Ray Sharples, Jurgen Schmoll, David Bramall, Luke Tyas, Paul Martini, Kevin Fanning, Michael Levi, David Brooks, Peter Doel, Yutong Duan, Gregory Tarle, Erique Gaztañaga, Francisco Prada

Proceedings Volume 11447, 1144711 (2020) https://doi.org/10.1117/12.2562565

KEYWORDS: Telescopes, Spectrographs, Fusion energy, Spectroscopes, Baryon acoustic oscillations, Galactic astronomy, Fiber optics, Fusion splicing

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Proceedings Article | 13 December 2020 Poster + Paper

Poster + Paper

The DESI sky continuum monitor system

Suk Sien Tie, David Kirkby, Paul Martini, Claire Poppett, Daniel Pappalardo, David Schlegel, Jonathan Shover, Julien Guy, Kevin Fanning, Klaus Honscheid, Michael Lampton, Patrick Jelinsky, Robert Besuner, Kai Zhang, David Brooks, Peter Doel, Yutong Duan, Enrique Gastañaga, Robert Kehoe, Martin Landriau, Michael Levi, Francisco Prada, Gregory Tarle

Proceedings Volume 11447, 1144785 (2020) https://doi.org/10.1117/12.2561436

KEYWORDS: Cameras, Optical filters, Spectroscopes, Baryon acoustic oscillations, Galactic astronomy, Telescopes, Fiber optics, Spectrographs, Imaging systems, Spectroscopy

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SPIE Journal Paper | 23 March 2019

Comparison of communication architectures for a fiber-positioning spectrograph

Sofia Martínez-García, Fernando Lopez-Colino, Javier Garrido, Guillermo Glez-de-Rivera, Justo Sanchez, Francisco Prada

JATIS, Vol. 5, Issue 01, 014007, (March 2019) https://doi.org/10.1117/12.10.1117/1.JATIS.5.1.014007

KEYWORDS: Cadmium, Spectrographs, Telecommunications, Demultiplexers, Computer architecture, Network architectures, Data communications, Control systems, Standards development, Time metrology

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Proceedings Article | 6 July 2018 Presentation + Paper

Presentation + Paper

Overview of the Dark Energy Spectroscopic Instrument

Paul Martini, Stephen Bailey, Robert Besuner, David Brooks, Peter Doel, Jerry Edelstein, Daniel Eisenstein, Brenna Flaugher, Gaston Gutierrez, Stewart Harris, Klaus Honscheid, Patrick Jelinsky, Richard Joyce, Stephen Kent, Michael Levi, Francisco Prada, Claire Poppett, David Rabinowitz, Constance Rockosi, Laia Cardiel Sas, David Schlegel, Michael Schubnell, Ray Sharples, Joseph Silber, David Sprayberry, Risa Wechsler

Proceedings Volume 10702, 107021F (2018) https://doi.org/10.1117/12.2313063

KEYWORDS: Spectrographs, Cameras, Telescopes, Imaging systems, Spectroscopes, Control systems, Camera shutters, Near infrared, Astronomy, Physics

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Proceedings Article | 22 July 2016 Paper

Paper

Communication architecture system for fiber positioning of DESI spectrograph

Karim Kaci, Guillermo Glez-de-Rivera, Fernando Lopez-Colino, M. Sofia Martinez-Garcia, Jose Masa, Javier Garrido, Justo Sanchez, Francisco Prada

Proceedings Volume 9912, 99121V (2016) https://doi.org/10.1117/12.2232877

KEYWORDS: Telecommunications, Data communications, Spectrographs, Telescopes, Control systems, Wireless communications, Spectrographs, Data communications, Multiplexers, Antennas, Time metrology, Chemical elements

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Proceedings Article | 18 July 2014 Paper

Paper

Collision-free motion planning for fiber positioner robots: discretization of velocity profiles

Laleh Makarem, Jean-Paul Kneib, Denis Gillet, Hannes Bleuler, Mohamed Bouri, Philippe Hörler, Laurent Jenni, Francisco Prada, Justo Sánchez

Proceedings Volume 9152, 91520Q (2014) https://doi.org/10.1117/12.2055185

KEYWORDS: Robots, Collision avoidance, Safety, Spectroscopy, Spectrographs, Galactic astronomy, Baryon acoustic oscillations, Kinematics, Robotic systems, Computer simulations

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Proceedings Article | 8 July 2014 Paper

Paper

Developing micro DC-brushless motor driver and position control for fiber positioners

Laurent Jenni, Philipp Hörler, Laleh Makarem, Jean-Paul Kneib, Denis Gillet, Hannes Bleuler, Mohamed Bouri, Francisco Prada, Guillermo De Rivera, Justo Sanchez

Proceedings Volume 9147, 914744 (2014) https://doi.org/10.1117/12.2055197

KEYWORDS: Robots, Actuators, Microcontrollers, Telescopes, Control systems, Sensors, Robotics, Space telescopes, Bridges, Molecular bridges

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Proceedings Article | 21 July 2010 Paper

Paper

eXtreme multiplex spectrograph: a high-demanding mechanical design

S. Becerril, K. Meisenheimer, C. Dubbeldam, R. Content, R. Rohloff, F. Prada, T. Shanks, R. Sharples

Proceedings Volume 7735, 773556 (2010) https://doi.org/10.1117/12.856681

KEYWORDS: Sensors, Tolerancing, Optomechanical design, Spectrographs, Interfaces, Mechanical engineering, Camera shutters, Stars, Cameras, Aluminum

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Proceedings Article | 20 July 2010 Paper

Paper

A fiber positioner robot for the Gran Telescopio Canarias

M. Azzaro, S. Becerril, C. Vilar, X. Arrillaga, J. Sánchez, I. Morales, M. Carrera, F. Prada

Proceedings Volume 7735, 773544 (2010) https://doi.org/10.1117/12.856254

KEYWORDS: Actuators, Prototyping, Head, Electronics, Staring arrays, Telescopes, Computer programming, Manufacturing, Control systems, Cameras

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Proceedings Article | 15 July 2010 Paper

Paper

XMS and NG1dF: extreme multiplex spectrographs for wide-field multi-object spectroscopy

Robert Content, Sam Barden, Santiago Becerril, Armin Boehm, Paul Clark, Pedro Costillo, C. Mark Dubbeldam, Tony Farrell, Karl Glazebrook, Roger Haynes, Klaus Meisenheimer, Stan Miziarski, Nikolaos Nikoloudakis, Luis Francisco Prada, Ralf-Rainer Rohloff, Tom Shanks, Ray Sharples, Karl Wagner

Proceedings Volume 7735, 77351Q (2010) https://doi.org/10.1117/12.857932

KEYWORDS: Spectrographs, Galactic astronomy, Baryon acoustic oscillations, Telescopes, Spectroscopy, Lenses, Spectral resolution, Sensors, Image quality, Mechanical engineering

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Proceedings Article | 23 July 2008 Paper

Paper

The SIDE dual VIS-NIR fiber fed spectrograph for the 10.4 m Gran Telescopio Canarias

O. Rabaza, H. Epps, M. Ubierna, J. Sánchez, M. Azzaro, F. Prada

Proceedings Volume 7018, 70184O (2008) https://doi.org/10.1117/12.787357

KEYWORDS: Cameras, Near infrared, Collimators, Spectrographs, Sensors, Lithium, Optical design, Glasses, Mirrors, Optical components

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Proceedings Article | 11 July 2008 Paper

Paper

SIDE: a fiber fed spectrograph for the 10.4 m Gran Telescopio Canarias (GTC)

F. Prada, M. Azzaro, O. Rabaza, J. Sánchez, M. Ubierna

Proceedings Volume 7014, 70144F (2008) https://doi.org/10.1117/12.787364

KEYWORDS: Spectrographs, Molybdenum, Actuators, Galactic astronomy, Spectroscopes, Near infrared, Telescopes, Lenses, Spectral resolution, Mirrors

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Proceedings Article | 30 September 2004 Paper

Paper

First light for LIRIS (long-slit intermediate-resolution infrared spectrograph)

Arturo Manchado, Mary Barreto, Jose Acosta-Pulido, Ezequeil Ballesteros, Roberto Barreto, Emilio Cadavid, Judit Carrillo, Miguel Charcos, Santiago Correa, Jose Delgado, Carlos Dominguez-Tagle, Omaira Gonzalez, Elvio Hernandez, Roberto Lopez, Heidy Moreno, Jose Olives, Lorenzo Peraza, Francisco Prada, Pablo Redondo, Vicente Sanchez, Nicolas Sosa, Fabio Tenegi, Maria Vidal

Proceedings Volume 5492, (2004) https://doi.org/10.1117/12.549188

KEYWORDS: Sensors, Imaging spectroscopy, Spectrographs, Near infrared, Telescopes, Infrared radiation, Spectroscopy, Optical filters, Distortion, Spectral resolution

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Proceedings Article | 7 March 2003 Paper

Paper

LIRIS (Long-slit Intermediate Resolution Infrared Spectrograph): assembly integration and verification

Arturo Manchado-Torres, Mary Barreto, Jose Acosta-Pulido, Ezequiel Ballesteros Ramirez, Santiago Correa, Jose Delgado, Carlos Dominguez-Tagle, Elvio Hernandez, Roberto Lopez, Antonio Manescau, Heidi Moreno, Francisco Prada, Pablo Redondo, Vicente Sanchez de la Rosa, Nicolas Sosa, Fabio Tenegi

Proceedings Volume 4841, (2003) https://doi.org/10.1117/12.458920

KEYWORDS: Sensors, Optical benches, Cameras, Imaging spectroscopy, Infrared radiation, Spectrographs, Optical filters, Astronomical imaging, Spectroscopes, Control systems

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Proceedings Article | 16 August 2000 Paper

Paper

LIRIS (long-slit intermediate-resolution infrared spectrograph): project status

Arturo Manchado-Torres, Mary Barreto, Jose Acosta-Pulido, Francisco Prada, Carlos Dominguez-Tagle, Santiago Correa, Ana Fragoso-Lopez, F. Javier Fuentes, Jose Iserte, Enrique Joven-Alvarez, Roberto Lopez, Antonio Manescau, Heidi Moreno-Arce, Victor Padron, Jose Rasilla, Pablo Redondo, Vicente Sanchez de la Rosa, Nicolas Sosa, Eli Ettedgui-Atad, Peter Hastings

Proceedings Volume 4008, (2000) https://doi.org/10.1117/12.395435

KEYWORDS: Sensors, Imaging spectroscopy, Control systems, Spectrographs, Telescopes, Spectroscopy, Infrared radiation, Optical benches, Astronomical imaging, Spectroscopes

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Proceedings Article | 21 August 1998 Paper

Paper

LIRIS: a long-slit intermediate-resolution infrared spectrograph for the WHT

Arturo Manchado-Torres, F. Javier Fuentes, Francisco Prada, Ezequiel Ballesteros Ramirez, Mary Barreto, J. Carranza, I. Escudero, Ana Fragoso-Lopez, Enrique Joven-Alvarez, Antonio Manescau, Marti Pi i Puig, Luis Rodriguez-Ramos, Nicolas Sosa

Proceedings Volume 3354, (1998) https://doi.org/10.1117/12.317270

KEYWORDS: Galactic astronomy, Telescopes, Infrared radiation, Sensors, Control systems, Stars, Infrared spectroscopy, Spectrographs, Spectral resolution, Optics manufacturing

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Showing 5 of 27 publications

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