Mr. Colin Dandumont Profile

Colin Dandumont

PhD Student at Ctr Spatial de Liege

SPIE Involvement:

Author

Area of Expertise:

Nulling Interferometry , Satellites , Space Optics , Exoplanets

Websites:

Company Website

Publications (12)

SPIE Journal Paper | 15 February 2024

Asgard/NOTT: L-band nulling interferometry at the VLTI. II. Warm optical design and injection system

Germain Garreau, Azzurra Bigioli, Romain Laugier, Gert Raskin, Johan Morren, Jean-Philippe Berger, Colin Dandumont, Harry-Dean Kenchington Goldsmith, Simon Gross, Michael Ireland, Lucas Labadie, Jérôme Loicq, Stephen Madden, Guillermo Martin, Marc-Antoine Martinod, Alexandra Mazzoli, Ahmed Sanny, Hancheng Shao, Kunlun Yan, Denis Defrère

JATIS, Vol. 10, Issue 01, 015002, (February 2024) https://doi.org/10.1117/12.10.1117/1.JATIS.10.1.015002

KEYWORDS: Nulling interferometry, Wavefront errors, Optical design, Equipment, Polarization, Optical path differences, L band, Design, Birefringence, Error analysis

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SPIE Journal Paper | 27 June 2023

High-angular resolution and high contrast observations from Y to L band at the Very Large Telescope Interferometer with the Asgard Instrumental suite

Marc-Antoine Martinod, Denis Defrère, Michael Ireland, Stefan Kraus, Frantz Martinache, Peter Tuthill, Azzurra Bigioli, Emilie Bouzerand, Julia Bryant, Sorabh Chhabra, Benjamin Courtney-Barrer, Fred Crous, Nick Cvetojevic, Colin Dandumont, Steve Ertel, Tyler Gardner, Germain Garreau, Adrian Glauser, Lucas Labadie, Tiphaine Lagadec, Romain Laugier, Alexandra Mazzoli, Daniel Mortimer, Barnaby R. Norris, Gert Raskin, Gordon Robertson, Ahmed Sanny, Adam Taras

JATIS, Vol. 9, Issue 02, 025007, (June 2023) https://doi.org/10.1117/12.10.1117/1.JATIS.9.2.025007

KEYWORDS: Equipment, Stars, L band, Exoplanets, Astronomical interferometers, Nulling interferometry, Imaging systems, Spatial resolution, Planets, Planetary systems

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Proceedings Article | 26 August 2022 Presentation + Paper

High-angular and high-contrast VLTI observations from Y to M band with the Asgard instrumental suite

Marc-Antoine Martinod, Denis Defrère, Michael Ireland, Stefan Kraus, Frantz Martinache, Peter Tuthill, Azzurra Bigioli, Julia Bryant, Sorabh Chhabra, Benjamin Courtney-Barrer, Fred Crous, Nick Cvetojevic, Colin Dandumont, Germain Garreau, Tiphaine Lagadec, Romain Laugier, Daniel Mortimer, Barnaby Norris, Gordon Robertson, Adam Taras

Proceedings Volume 12183, 1218310 (2022) https://doi.org/10.1117/12.2628151

KEYWORDS: Sensors, Mirrors, Cameras, Lawrencium, Camera shutters, L band, Interferometers, Calibration, Spectral resolution, Spatial resolution

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Proceedings Article | 26 August 2022 Poster + Paper

Design of the VLTI/Hi-5 light injection system

G. Garreau, A. Bigioli, G. Raskin, J.-P. Berger, C. Dandumont, H.-D. Kenchington Goldsmith, S. Gross, M. Ireland, L. Labadie, R. Laugier, J. Loicq, S. Madden, G. Martin, A. Mazzoli, J. Morren, H. Shao, K. Yan, D. Defrère

Proceedings Volume 12183, 1218320 (2022) https://doi.org/10.1117/12.2629180

KEYWORDS: Mirrors, Zemax, Wavefronts, Tolerancing, Photonics, Nulling interferometry, Error analysis, Telescopes, Optical design

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Proceedings Article | 26 August 2022 Presentation + Paper

Development of the four-telescope photonic nuller of Hi-5 for the characterization of exoplanets in the mid-IR

A. Sanny, S. Gross, L. Labadie, D. Defrère, A. Bigioli, R. Laugier, C. Dandumont, M. Withford

Proceedings Volume 12183, 1218316 (2022) https://doi.org/10.1117/12.2628903

KEYWORDS: Directional couplers, Nulling interferometry, Interferometry, Waveguides, Photometry, Integrated optics, Mid-IR

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Proceedings Article | 26 August 2022 Poster + Paper

The expected performance of nulling at the VLTI down to five mas

Romain Laugier, Denis Defrère, Alexis Matter, Simon Gross, Benjamin Courtney-Barrer, Felix Dannert, Julien Woillez, Olivier Absil, Colin Dandumont

Proceedings Volume 12183, 1218321 (2022) https://doi.org/10.1117/12.2629292

KEYWORDS: Stars, Nulling interferometry, Error analysis, Monte Carlo methods, Dispersion, Spectral resolution, Sensors, Planets, Wavefronts

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Proceedings Article | 26 August 2022 Presentation + Paper

L-band nulling interferometry at the VLTI with Asgard/Hi-5: status and plans

Denis Defrère, Azzurra Bigioli, Colin Dandumont, Germain Garreau, Romain Laugier, Marc-Antoine Martinod, Olivier Absil, Jean-Philippe Berger, Emilie Bouzerand, Benjamin Courtney-Barrer, Alexandre Emsenhuber, Steve Ertel, Jonathan Gagne, Adrian Glauser, Simon Gross, Michael Ireland, Harry-Dean Kenchington, Jacques Kluska, Stefan Kraus, Lucas Labadie, Viktor Laborde, Alain Léger, Jarron Leisenring, Jérôme Loicq, Guillermo Martin, Johan Morren, Alexis Matter, Alexandra Mazzoli, Kwinten Missiaen, Salman Muhammad, Marc Ollivier, Gert Raskin, Hélène Rousseau, Ahmed Sanny, Simon Verlinden, Bart Vandenbussche, Julien Woillez

Proceedings Volume 12183, 121830H (2022) https://doi.org/10.1117/12.2627953

KEYWORDS: Stars, Planets, Exoplanets, Nulling interferometry, L band, Telescopes, Interferometers, Astronomy, Spectral resolution, Interferometry

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Proceedings Article | 26 August 2022 Poster + Paper

Technical requirements and optical design of the Hi-5 spectrometer

C. Dandumont, A. Mazzoli, V. Laborde, R. Laugier, A. Bigioli, G. Garreau, S. Gross, M. Ireland, H.-D. Kenchington Goldsmith, L. Labadie, M.-A. Martinod, G. Raskin, A. Sanny, J. Loicq, D. Defrère

Proceedings Volume 12183, 121831Y (2022) https://doi.org/10.1117/12.2627939

KEYWORDS: Spectroscopy, Polarization, Spectral resolution, Optical design, Diffraction, Sensors, Diffraction gratings, Point spread functions, Germanium, Telescopes

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Proceedings Article | 11 June 2021 Open Access

Feasibility study of an interferometric Small-Sat to study exoplanets

Colin Dandumont, Denis Defrère, Jérôme Loicq

Proceedings Volume 11852, 118523U (2021) https://doi.org/10.1117/12.2599624

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Proceedings Article | 13 December 2020 Poster + Presentation + Paper

Performance study of interferometric small-sats to detect exoplanets: updated exoplanet yield and application to nearby exoplanets

Colin Dandumont, Jens Kammerer, Denis Defrère, Jérôme Loicq

Proceedings Volume 11446, 114462G (2020) https://doi.org/10.1117/12.2562119

KEYWORDS: Exoplanets, Interferometry, Satellites, Stars, Monte Carlo methods, Nulling interferometry, Mid-IR, Spatial resolution, Destructive interference, Phase shifts

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Proceedings Article | 13 December 2020 Paper

Review and scientific prospects of high-contrast optical stellar interferometry

D. Defrère, O. Absil, J.-P. Berger, W. C. Danchi, C. Dandumont, F. Eisenhauer, S. Ertel, T. Gardner, A. Glauser, P. Hinz, M. Ireland, J. Kammerer, S. Kraus, L. Labadie, S. Lacour, R. Laugier, J. Loicq, G. Martin, F. Martinache, M. A. Martinod, B. Mennesson, J. Monnier, B. Norris, M. Nowak, J. U. Pott, S. Quanz, E. Serabyn, J. Stone, P. Tuthill, J. Woillez

Proceedings Volume 11446, 114461J (2020) https://doi.org/10.1117/12.2561505

KEYWORDS: Stellar interferometry, Interferometry, Nulling interferometry, Data acquisition, Stars, Adaptive optics, Integrated optics, Calibration, Large telescopes

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SPIE Journal Paper | 23 September 2020

Exoplanet detection yield of a space-based Bracewell interferometer from small to medium satellites

Colin Dandumont, Denis Defrère, Jens Kammerer, Olivier Absil, Sascha Quanz, Jérôme Loicq

JATIS, Vol. 6, Issue 03, 035004, (September 2020) https://doi.org/10.1117/12.10.1117/1.JATIS.6.3.035004

KEYWORDS: Planets, Exoplanets, Interferometers, Stars, Satellites, Signal to noise ratio, Exoplanetary science, Sensors, Interference (communication), Telescopes

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Showing 5 of 12 publications

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