Tiphaine Lagadec
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View article: Machine-learning approach for optimal self-calibration and fringe tracking in photonic nulling interferometry
Machine-learning approach for optimal self-calibration and fringe tracking in photonic nulling interferometry Open
Photonic technologies have enabled a generation of nulling interferometers, such as the guided light interferometric nulling technology instrument, potentially capable of imaging exoplanets and circumstellar structure at extreme contrast r…
View article: Pyxis: A ground-based demonstrator for formation-flying optical interferometry
Pyxis: A ground-based demonstrator for formation-flying optical interferometry Open
In the past few years, there has been a resurgence in studies towards space-based optical/infrared interferometry, particularly with the vision to use the technique to discover and characterise temperate Earth-like exoplanets around solar …
View article: High-angular resolution and high contrast observations from Y to L band at the Very Large Telescope Interferometer with the Asgard Instrumental suite
High-angular resolution and high contrast observations from Y to L band at the Very Large Telescope Interferometer with the Asgard Instrumental suite Open
European Southern Observatory (ESO)'s Very Large Telescope Interferometer (VLTI), Paranal, Chile, is one of the most proficient observatories in the world for high angular resolution astronomy. It has hosted several interferometric instrum…
View article: High-angular resolution and high-contrast VLTI observations from Y to L band with the Asgard instrumental suite
High-angular resolution and high-contrast VLTI observations from Y to L band with the Asgard instrumental suite Open
The Very Large Telescope Interferometer is one of the most proficient observatories in the world for high angular resolution. Since its first observations, it has hosted several interferometric instruments operating in various bandwidths i…
View article: High-angular and high-contrast VLTI observations from J to M band with the Asgard instrumental suite
High-angular and high-contrast VLTI observations from J to M band with the Asgard instrumental suite Open
editorial reviewed
View article: Interferometric beam combination with a triangular tricoupler photonic chip
Interferometric beam combination with a triangular tricoupler photonic chip Open
Beam combiners are important components of an optical/infrared astrophysical interferometer, with many variants as to how to optimally combine two or more beams of light to fringe-track and obtain the complex fringe visibility. One such me…
View article: Interferometric Beam Combination with a Triangular Tricoupler Photonic\n Chip
Interferometric Beam Combination with a Triangular Tricoupler Photonic\n Chip Open
Beam combiners are important components of an optical/infrared astrophysical\ninterferometer, with many variants as to how to optimally combine two or more\nbeams of light to fringe-track and obtain the complex fringe visibility. One\nsuch…
View article: Scalable photonic-based nulling interferometry with the dispersed multi-baseline GLINT instrument
Scalable photonic-based nulling interferometry with the dispersed multi-baseline GLINT instrument Open
View article: Compact unambiguous differential path-length metrology with dispersed Fabry-Perot laser diodes for a space interferometer array
Compact unambiguous differential path-length metrology with dispersed Fabry-Perot laser diodes for a space interferometer array Open
A space interferometer could reach a sensitivity and angular resolution which is unattainable on Earth due to the distortion and absorption of the atmosphere. It would enable many unique science cases, including the direct imaging and char…
View article: First on-sky demonstration of an integrated-photonic nulling interferometer: the GLINT instrument
First on-sky demonstration of an integrated-photonic nulling interferometer: the GLINT instrument Open
The characterization of exoplanets is critical to understanding planet diversity and formation, their atmospheric composition, and the potential for life. This endeavour is greatly enhanced when light from the planet can be spatially separ…
View article: Pioneering high contrast science instruments for planet characterization on giant segmented mirror telescopes
Pioneering high contrast science instruments for planet characterization on giant segmented mirror telescopes Open
A suite of science instruments is critical to any high contrast imaging facility, as it defines the science capabilities and observing modes available. SCExAO uses a modular approach which allows for state-of-the-art visitor modules to be …
View article: The SCExAO high contrast imager: transitioning from commissioning to science
The SCExAO high contrast imager: transitioning from commissioning to science Open
SCExAO is the premier high-contrast imaging platform for the Subaru Telescope. It offers high Strehl ratios at near-IR wavelengths (y-K band) with stable pointing and coronagraphs with extremely small inner working angles, optimized for im…
View article: Long-baseline optical intensity interferometry
Long-baseline optical intensity interferometry Open
\n Context. A long-held vision has been to realize diffraction-limited optical aperture synthesis over kilometer baselines. This will enable imaging of stellar surfaces and their environments, and reveal interacting gas flows in binary sys…
View article: Long-baseline optical intensity interferometry: Laboratory demonstration of diffraction-limited imaging
Long-baseline optical intensity interferometry: Laboratory demonstration of diffraction-limited imaging Open
A long-held vision has been to realize diffraction-limited optical aperture synthesis over kilometer baselines. This will enable imaging of stellar surfaces and their environments, and reveal interacting gas flows in binary systems. An opp…
View article: Long-baseline optical intensity interferometry: Laboratory demonstration\n of diffraction-limited imaging
Long-baseline optical intensity interferometry: Laboratory demonstration\n of diffraction-limited imaging Open
A long-held vision has been to realize diffraction-limited optical aperture\nsynthesis over kilometer baselines. This will enable imaging of stellar\nsurfaces and their environments, and reveal interacting gas flows in binary\nsystems. An …
View article: Optical aperture synthesis with electronically connected telescopes
Optical aperture synthesis with electronically connected telescopes Open