arrayed waveguide grating 1exoplanet instrumentation 1near-infrared spectroscopy 1on-sky testing 1photonic spectrograph 1
From the 1 of 2 linked papers with an AI index.
2 papers
astro-ph.IM2026
Characterization and on-sky testing of photonic, AWG-based astronomical spectrographs
Jeronimo Calderon-Gomez, Frantz Martinache, Nick Cvetojevic +14
The paper presents the characterization of arrayed‑waveguide grating (AWG) photonic chips and their on‑sky testing with a high‑resolution near‑infrared spectrograph prototype, demo…
astro-ph.IM2025
Tunable Kernel-Nulling interferometry for direct exoplanet detection
Vincent Foriel, Frantz Martinache, David Mary
Nulling interferometry is a promising technique for direct detection of exoplanets. However, the performance of current devices is limited by different perturbations sources and es…