Dr. Eloy Hernandez Profile

Dr. Eloy Hernandez

Postdoctoral researcher at Leibniz-Institut fur Astrophysik Potsdam

SPIE Involvement:

Author

Area of Expertise:

Photonics , Detectors , Optical fibres , NIR instrumentation , Numerical simulations

Publications (11)

Proceedings Article | 17 March 2023 Presentation + Paper

Astrophotonics: photonic integrated circuits for astronomical instrumentation

Martin Roth, Kalaga Madhav, Andreas Stoll, Daniel Bodenmüller, Aline Dinkelaker, Aashia Rahman, Eloy Hernandez, Alan Günther, Stella Vjesnica

Proceedings Volume 12424, 124240B (2023) https://doi.org/10.1117/12.2655630

KEYWORDS: Arrayed waveguide gratings, Waveguides, Astronomy, Spectrographs, Photonic integrated circuits, Frequency combs, Telescopes, Spectral resolution, Design and modelling, Beam combiners

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Proceedings Article | 29 August 2022 Poster + Paper

The BlueMUSE calibration unit: phase-A studies

Martin Roth, Peter Weilbacher, Andreas Kelz, Kalaga Madhav, Eloy Hernandez, Johan Richard, Rémy Giroud, Roland Bacon

Proceedings Volume 12184, 121845S (2022) https://doi.org/10.1117/12.2629630

KEYWORDS: Calibration, Lamps, Fabry–Perot interferometers, Spectrographs, Frequency combs, Velocity measurements, Telescopes

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Proceedings Article | 29 August 2022 Presentation + Paper

System integration of the Potsdam Arrayed Waveguide Spectrograph (PAWS)

Eloy Hernandez, Alan Günther, Svend-Marian Bauer, Christian Dani Guzmán, Christer Sandin, Andreas Stoll, Stella Vjesnica, Kalaga Madhav, Martin M. Roth

Proceedings Volume 12184, 121841O (2022) https://doi.org/10.1117/12.2627318

KEYWORDS: Sensors, Temperature metrology, Cryocoolers, Cryogenics, Bridges, Computer aided design, Molybdenum, Spectrographs, Mirrors, Electronics

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Proceedings Article | 26 August 2022 Poster + Paper

On-sky experiment of the discrete beam combiner: lessons learned and strategies for improved calibration of the transfer function

Abani Shankar Nayak, Lucas Labadie, Tarun Sharma, Simone Piacentini, Giacomo Corrielli, Roberto Osellame, Ettore Pedretti, Aline Dinkelaker, Eloy Hernandez, Kalaga Madhav, Martin Roth

Proceedings Volume 12183, 121832H (2022) https://doi.org/10.1117/12.2629673

KEYWORDS: Visibility, Waveguides, Cameras, Sensors, Photometry, Calibration, Telescopes, Photodetectors, Interferometry, Integrated optics

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Proceedings Article | 13 December 2020 Poster + Presentation + Paper

Optomechanical design of PAWS, the Potsdam Arrayed Waveguide Spectrograph

Eloy Hernandez, Andreas Stoll, Svend-Marian Bauer, Amokrane Berdja, Rafael Bernardi, Dani Guzman, Alan Günther, Kalaga Madhav, Martin Roth, Christer Sandin, Constanza Villanueva

Proceedings Volume 11451, 114515O (2020) https://doi.org/10.1117/12.2562174

KEYWORDS: Waveguides, Spectrographs, Single mode fibers, Optical design, Telescopes, Calibration, Microscopes, Free space optics, Integrated photonics, Astronomy

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Proceedings Article | 6 January 2020 Paper

PRAXIS: an OH suppression optimised near infrared spectrograph

S. Ellis, J. Bland-Hawthorn, S. Bauer, S. Case, R. Content, T. Fechner, D. Giannone, R. Haynes, E. Hernandez, A. Horton, U. Klauser, J. Lawrence, S. Leon-Saval, H.-G. Löhmannsröben, S.-S. Min, N. Pai, M. Roth, L. Waller, R. Zhelem

Proceedings Volume 11203, 1120312 (2020) https://doi.org/10.1117/12.2539883

KEYWORDS: Near infrared, Spectrographs, Bragg gratings, Near infrared spectroscopy, Astronomical imaging

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Proceedings Article | 10 July 2018 Paper

Analysis of mode excitation on different geometries of optical fibres for astronomical spectroscopy

Eloy Hernandez, Martin Roth, Andreas Kelz

Proceedings Volume 10705, 107051K (2018) https://doi.org/10.1117/12.2312487

KEYWORDS: Optical fibers, Refractive index, Fourier transforms, Wave propagation, Multimode fibers, Astronomical spectroscopy, Geometrical optics, Cladding, Astrophysics

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Proceedings Article | 6 July 2018 Presentation + Paper

PRAXIS: an OH suppression optimised near infrared spectrograph

S. Ellis, S. Bauer, C. Bacigalupo, J. Bland-Hawthorn, J. Bryant, S. Case, R. Content, T. Fechner, D. Giannone, R. Haynes, E. Hernandez, A. Horton, U. Klauser, J. Lawrence, S. Leon-Saval, E. Lindley, H.-G. Löhmannsröben, S.-S. Min, N. Pai, M. Roth, K. Shortridge, L. Waller, Pascal Xavier, Ross Zhelem

Proceedings Volume 10702, 107020P (2018) https://doi.org/10.1117/12.2311898

KEYWORDS: Spectrographs, Bragg gratings, Fiber Bragg gratings, Telescopes, Near infrared, Diffraction gratings, Optical design, Near infrared spectroscopy, Optical filters

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Proceedings Article | 9 August 2016 Paper

PRAXIS: a near infrared spectrograph optimised for OH suppression

S. Ellis, S. Bauer, J. Bland-Hawthorn, S. Case, R. Content, T. Fechner, D. Giannone, R. Haynes, E. Hernandez, A. Horton, U. Klauser, J. Lawrence, S. Leon-Saval, E. Lindley, H.-G. Löhmannsröben, S.-S. Min, N. Pai, M. Roth, K. Shortridge, Nicholas Staszak, Julia Tims, Pascal Xavier, Ross Zhelem

Proceedings Volume 9908, 99084A (2016) https://doi.org/10.1117/12.2232115

KEYWORDS: Fiber Bragg gratings, Spectrographs, Sensors, Near infrared, Astronomy, Fiber Bragg gratings, Near infrared, Optical design, Telescopes, Near infrared spectroscopy, Metrology, Spectroscopes

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Proceedings Article | 4 August 2016 Paper

Model-based calculations of fiber output fields for fiber-based spectroscopy

Eloy Hernandez, Daniel Bodenmüller, Martin Roth, Andreas Kelz

Proceedings Volume 9907, 990734 (2016) https://doi.org/10.1117/12.2232401

KEYWORDS: Spectroscopy, Spectroscopy, Spectrographs, Point spread functions, Astronomy, Wave propagation, Astronomical imaging, Process modeling, Refractive index, Finite element methods, Telescopes

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Proceedings Article | 28 July 2014 Paper

Astronomical optical frequency comb generation and test in a fiber-fed MUSE spectrograph

J. Chavez Boggio, T. Fremberg, B. Moralejo, M. Rutowska, E. Hernandez, M. Zajnulina, A. Kelz, D. Bodenmüller, C. Sandin, M. Wysmolek, H. Sayinc, J. Neumann, R. Haynes, M. Roth

Proceedings Volume 9151, 915120 (2014) https://doi.org/10.1117/12.2056684

KEYWORDS: Spectrographs, Optical fibers, Frequency combs, Astronomy, Calibration, Astronomical imaging, Lamps, Neon, Optical filters, Nonlinear crystals

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Showing 5 of 11 publications

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