2 papers
astro-ph.SR2026
A Compact, Ultra-High Resolution VIPA Spectrograph for Solar Spectroscopic Observations: Astrocomb Characterization and First Light
Yutao Wang, Xiaoming Zhu, Xiaoli Yan +4
We present a compact, high spectral resolution prototype spectrograph based on a Virtually Imaged Phased Array (VIPA), which is designed for solar spectral observations. This fiber…
astro-ph.EP2025
On the use of polarized thermal emission to constrain cloud grain size and temperature structure of sub-stellar objects
Fei Wang, Yuka Fujii, Ben Burningham +1
Emission spectroscopy is an invaluable tool for probing the atmospheres of brown dwarfs and exoplanets, but interpretations based on flux spectra alone often suffer from degeneraci…