Dr. Fabian Languy Profile

Dr. Fabian Languy

at Ctr Spatial de Liège

SPIE Involvement:

Author

Publications (14)

Proceedings Article | 30 August 2022 Presentation + Paper

Status of the SALTO demonstrator: project overview and first on-sky operations

G. Orban de Xivry, J. Paul, O. Absil, C. Adam, P. Albart, C. Bastin, A. Boulanger, J. de Ville, E. Gabriel, L. Méant, V. Moreau, S. Orban, P. Remacle, F. Languy, M. Georges, J.-F. Vandenrijt, G. Millou, C. Nigot, V. Caramia

Proceedings Volume 12185, 1218534 (2022) https://doi.org/10.1117/12.2627936

KEYWORDS: Adaptive optics, Telescopes, Cameras, Calibration, Laser systems engineering, Wavefront sensors, Control systems, Mirrors, Atmospheric propagation, Actuators

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SPIE Journal Paper | 7 August 2020

Afocal combinations and focus control for laser launch telescopes

Lionel Clermont, Fabian Languy, Marc Georges

JATIS, Vol. 6, Issue 03, 034003, (August 2020) https://doi.org/10.1117/12.10.1117/1.JATIS.6.3.034003

KEYWORDS: Stars, Telescopes, Beam controllers, Tolerancing, Adaptive optics, Turbulence, Diffraction, Laser guide stars, Atmospheric propagation

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Proceedings Article | 9 September 2019 Paper

Design of a laser guide star for applications to adaptive optics

L. Clermont, F. Languy, M. Georges

Proceedings Volume 11105, 111051E (2019) https://doi.org/10.1117/12.2529662

KEYWORDS: Stars, Tolerancing, Laser guide stars, Adaptive optics, Gaussian beams, Laser development, Wavefronts, Atmospheric optics, Laser optics, Optical design

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Proceedings Article | 7 September 2018 Paper

Processing of binary fringe patterns obtained by phase-shifting time-averaged shearography on vibrating objects

Murielle Kirkove, Stéphanie Guérit, Laurent Jacques, Jean-François Vandenrijt, Fabian Languy, Christophe Loffet, Marc Georges

Proceedings Volume 10834, 108341X (2018) https://doi.org/10.1117/12.2319593

KEYWORDS: Shearography, Denoising, Fringe analysis, Vibrometry

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Proceedings Article | 7 September 2018 Paper

Mechanical deformations of space mirrors under thermal stress and their effect on wavefront errors: measurements by ESPI and comparison with multiphysics modeling

F. Languy, J.-F. Vandenrijt, P. Saint-Georges, S. Paquay, P. De Vincenzo, M. Georges

Proceedings Volume 10834, 108340V (2018) https://doi.org/10.1117/12.2319584

KEYWORDS: Mirrors, Phase measurement, Zemax, Space mirrors, Wavefronts, Interferometry, Finite element methods, Optical components

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Proceedings Article | 11 July 2018 Paper

Preliminary design of SALTO: the Belgian adaptive optics demonstrator

G. Orban de Xivry, O. Absil, M. Lismont, V. Moreau, F. Languy, D. Vanhoenacker-Janvier

Proceedings Volume 10703, 1070338 (2018) https://doi.org/10.1117/12.2313578

KEYWORDS: Adaptive optics, Telescopes, Imaging systems, Telecommunications, Error analysis, Astronomy, Wavefronts, Photons, Stars, Laser guide stars

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Proceedings Article | 25 September 2017 Open Access

Measurements by ESPI of surface deformations of a heated mirror and comparison with multiphysics simulations

J.-F. Vandenrijt, F. Languy, P. Saint-Georges, M. Georges

Proceedings Volume 10562, 105624N (2017) https://doi.org/10.1117/12.2296066

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Proceedings Article | 26 June 2017 Paper

Deformation measurements by ESPI of the surface of a heated mirror and comparison with numerical model

Fabian Languy, Jean-François Vandenrijt, Philippe Saint-Georges, Marc Georges

Proceedings Volume 10329, 103291M (2017) https://doi.org/10.1117/12.2270258

KEYWORDS: Motion models, Wavefronts, Phase measurement, Speckle, Cameras, Aluminum, Off axis mirrors, Diffusers, Speckle interferometry, Optics manufacturing, Space mirrors, Thermography, Speckle pattern, Interferometry, Motion measurement

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Proceedings Article | 13 June 2017 Paper

Artificial defects in CFRP composite structure for thermography and shearography nondestructive inspection

P. Blain, J.-F. Vandenrijt, F. Languy, M. Kirkove, L.-D. Théroux, J. Lewandowski, M. Georges

Proceedings Volume 10449, 104493H (2017) https://doi.org/10.1117/12.2271701

KEYWORDS: Inspection, Composites, Thermography, Shearography, Nondestructive evaluation, Defect detection

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Proceedings Article | 13 June 2017 Paper

Nondestructive inspection of aerospace composites by a fiber-coupled laser ultrasonics system

J.-F. Vandenrijt, F. Languy, C. Thizy, M. Georges

Proceedings Volume 10449, 104491K (2017) https://doi.org/10.1117/12.2270710

KEYWORDS: Inspection, Composites, Ultrasonics, YAG lasers, Aerospace engineering, Nondestructive evaluation, Ultrasonography

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Proceedings Article | 28 August 2016 Paper

An overview of interferometric metrology and NDT techniques and applications for the aerospace industry

Marc Georges, Cédric Thizy, Fabian Languy, Jean-François Vandenrijt

Proceedings Volume 9960, 996007 (2016) https://doi.org/10.1117/12.2240676

KEYWORDS: Nondestructive evaluation, Interferometry, Digital holography, Long wavelength infrared, Thermography, Holography, Cameras, Temperature metrology, Sensors, Composites

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SPIE Journal Paper | 1 June 2016

Vibration mode shapes visualization in industrial environment by real-time time-averaged phase-stepped electronic speckle pattern interferometry at 10.6 μm and shearography at 532 nm

Fabian Languy, Jean-François Vandenrijt, Cédric Thizy, Jonathan Rochet, Christophe Loffet, Daniel Simon, Marc Georges

OE, Vol. 55, Issue 12, 121704, (June 2016) https://doi.org/10.1117/12.10.1117/1.OE.55.12.121704

KEYWORDS: Shearography, Long wavelength infrared, Visualization, Interferometry, Speckle, Speckle pattern, Gas lasers, Electrodynamics, Cameras, Vibrometry

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Proceedings Article | 15 May 2014 Paper

Investigation of spectral impacts on the performance of a concentration device using a Fresnel lens combined with a double junction cell

Jérôme Loicq, Nicolas Galante, Tanguy Thibert, Marie-Laure Hellin, F. Languy, S. Habraken, Jean-Hervé Lecat

Proceedings Volume 9140, 91400T (2014) https://doi.org/10.1117/12.2051672

KEYWORDS: Fresnel lenses, Chromatic aberrations, Colorimetry, Solar cells, Photovoltaics, Solar concentrators, Lens design, Geometrical optics, Optical components, Sun

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Proceedings Article | 15 May 2014 Paper

Spectral splitting planar solar concentrator: experimental testing of a design aiming at dye sensitized solar cells

P. Blain, C. Michel, L. Clermont, F. Languy, M. Décultot, Serge Habraken, C. Lenaerts, K. Fleury-Frenette, D. Vandormael, Jérôme J. Loicq

Proceedings Volume 9140, 91400S (2014) https://doi.org/10.1117/12.2051505

KEYWORDS: Waveguides, Solar concentrators, Dye sensitized solar cells, Spectroscopy, Diffraction gratings, Lenses, Solar cells, Optics manufacturing, Optical components, Optical design

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Showing 5 of 14 publications

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