activity
20162026
most citedChalcogenide glass planar MIR couplers for future chip based Bracewell interferometers

9 citations · 15 across the 7 of their papers we have counts for

collaborators

9 papers

astro-ph.IM2026

Pushing high angular resolution and high contrast observations on the VLTI from Y to L band with the Asgard instrumental suite: integration status and plans

Marc-Antoine Martinod, Michael J. Ireland, Denis Defrère +39

ESO's VLTI has a history of record-breaking discoveries in astrophysics using high-angular resolution instrumentation. Its latest visitor instrument, the Asgard instrumental suite,…

astro-ph.IM2026

Asgard/NOTT: Status of laboratory nulling performance

T. Mattheussen, R. Laugier, D. Defrère +26

Nulling interferometry enables the direct detection of faint companions and circumstellar structures at angular separations unresolvable by classical, diffraction-limited imagers,…

astro-ph.IM2026

Performance Analysis of the Asgard/NOTT Nulling Interferometer: Optimizing Observing Modes for High-contrast Detection

J. P. Scott, S. Ertel, T. A. Stuber +21

We evaluate the performance of three beam-combination schemes, single-Bracewell, asymmetric dual-Bracewell, and symmetric dual-Bracewell, for the forthcoming Asgard/NOTT nulling in…

astro-ph.IM2026

Asgard/NOTT: Cryogenic characterization of the mid-infrared chip

G. Garreau, D. Defrère, R. Laugier +25

NOTT is part of the new visitor instrument suite Asgard for the Very Large Telescope Interferometer (VLTI), and the first long-baseline nulling interferometer that will be operatio…

physics.optics2026

Seidr update: photonic 'black magic' for high-contrast interferometry using kernel-nulling and photonic lanterns

Nathan K Long, Daniel S Dahl, Christopher H Betters +13

Seidr is a new interferometric beam combiner within the Asgard Suite, utilizing infrastructure common to the BIFROST instrument at the Very Large Telescope Interferometer. Seidr co…

astro-ph.EP2024★ 5 cited

Large Interferometer For Exoplanets (LIFE). XIV. Finding terrestrial protoplanets in the galactic neighborhood

Lorenzo Cesario, Tim Lichtenberg, Eleonora Alei +62

The increased brightness temperature of young rocky protoplanets during their magma ocean epoch makes them potentially amenable to atmospheric characterization to distances from th…

astro-ph.IM2024

Planet Formation Imager (PFI): Project update and future directions

John D. Monnier, Stefan Kraus, Michael J. Ireland

The Planet Formation Imager (PFI) Project is dedicated to defining a next-generation facility that can answer fundamental questions about how planets form, including detection of y…

astro-ph.IM2024★ 1 cited

Asgard/NOTT: First lab assembly and experimental results

G. Garreau, A. Bigioli, R. Laugier +17

Asgard/NOTT is an ERC-funded project hosted at KU Leuven and is part of a new visitor instrumental suite, called Asgard, under preparation for the Very Large Telescope Interferomet…

astro-ph.IM2016★ 9 cited

Chalcogenide glass planar MIR couplers for future chip based Bracewell interferometers

Harry-Dean Kenchington Goldsmith, Nick Cvetojevic, Michael Ireland +7

Photonic integrated circuits are established as the technique of choice for a number of astronomical processing functions due to their compactness, high level of integration, low l…