7–11 Jul 2025
Teaching and Learning Centre (TLC)
Europe/London timezone

The SCALES slenslit: a novel integral field unit concept for Exoplanet characterisations built in Durham University

9 Jul 2025, 09:50
15m
Teaching and Learning Centre (TLC)

Teaching and Learning Centre (TLC)

Durham University South Road Durham DH1 3LS
Talk The Future of Exoplanet Detection The Future of Exoplanet Detection

Speaker

Cyril Bourgenot (Durham University)

Description

SCALES (Slicer Combined with an Array of Lenslets for Exoplanet Spectroscopy) is a high-contrast Integral Field Spectrograph (IFS) operating in the 2–5 micron range, designed for detailed studies of exoplanets and their atmospheres. Like other lenslet-based IFSs, it generates a short micro-spectrum for each micro-pupil formed by the lenslet array.
To enhance spectral resolution, an image slicer was integrated behind the lenslet array. This component reorganises selected micro-pupils into a pseudo-slit, effectively increasing the spectral resolution. The combined lenslet-slicer system, known as a "slenslit," enables SCALES to achieve significantly higher spectral resolution- more than an order of magnitude improvement - allowing for more precise atmospheric modelling.
This presentation provides an update on the instrument’s fabrication, with a focus on the development of the Slenslit module.

Primary author

Cyril Bourgenot (Durham University)

Co-authors

Dr Andy Skemer (University of California Santa Cruz) Dr Athira Unni (University of California Santa Cruz) Dr Cristian Alejandro Rodriguez (University of California Santa Cruz) Dr Daren Dillon (University of California Santa Cruz) Dr David G. Bramall (Durham University) Isabel J. Kain (University of California Santa Cruz) Mr James T. Wells (Durham University) Dr Michael Gonzales (University of California Santa Cruz) Dr Nicholas MacDonald (University of California Santa Cruz) Mr Paul A. White (Durham University) Dr R. Deno Stelter (University of California Santa Cruz) Dr Raquel A. Martinez (University of California Santa Cruz) Dr Renate Kupke (University of California Santa Cruz) Dr Stephanie Sallum (University of California Santa Cruz) Dr jurgen schmoll (Durham University)

Presentation materials

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