activity
20192025
most citedToward a large bandwidth photonic correlator for infrared heterodyne interferometry

10 citations · 12 across the 7 of their papers we have counts for

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9 papers · 1 filter

astro-ph.IM2025

Hunting exomoons with a kilometric baseline interferometer

Thomas O. Winterhalder, Antoine Mérand, Sylvestre Lacour +3

Despite numerous search campaigns based on a diverse set of observational techniques, exomoons - prospective satellites of extrasolar planets - remain an elusive and hard-to-pin-do…

astro-ph.IM20251 cited

GRAVITY+ adaptive optics (GPAO) tests in Europe

Florentin Millour, Guillaume Bourdarot, Jean-Baptiste Le Bouquin +54

We present in this proceeding the results of the test phase of the GRAVITY+ adaptive optics. This extreme AO will enable both high-dynamic range observations of faint companions (i…

astro-ph.IM2024

Simplified model(s) of the GRAVITY+ adaptive optics system(s) for performance prediction

Anthony Berdeu, Jean-Baptiste Le Bouquin, Guillaume Mella +13

In the context of the GRAVITY+ upgrade, the adaptive optics (AO) systems of the GRAVITY interferometer are undergoing a major lifting. The current CILAS deformable mirrors (DM, 90…

astro-ph.IM20241 cited

GRAVITY+ Wavefront Sensors: High-Contrast, Laser Guide Star, Adaptive Optics systems for the VLTI

G. Bourdarot, F. Eisenhauer, S. Yazıcı +53

We present the Wavefront Sensor units of the Gravity Plus Adaptive Optics (GPAO) system, which will equip all 8m class telescopes of the VLTI and is an instrumental part of the GRA…

astro-ph.IM2024

Observations of Microlensed Images with Dual-field Interferometry: On-sky Demonstration and Prospects

P. Mroz, S. Dong, A. Merand +57

Interferometric observations of gravitational microlensing events offer an opportunity for precise, efficient, and direct mass and distance measurements of lensing objects, especia…

astro-ph.IM2022

GRAVITY+ Wide: Towards hundreds of z 2 AGN

A. Drescher, M. Fabricius, T. Shimizu +34

As part of the GRAVITY project, the near-infrared beam combiner GRAVITY and the VLTI are currently undergoing a series of significant upgrades to further improve the performa…