New Concept: intracluster light

[arianetrudeau]

Name the new concept
Intracluster Light

Describe the concept
Stars that do not belong to any galaxy, but are gravitationally bound to a galaxy cluster. They appears as a diffuse emission centred onto the Brightest Cluster Galaxy.

Describe where the concept fits within the existing hierarchy
Within galaxy clusters keywords. It might also be associated (same level) with brightest cluster galaxy.

Provide 1-3 supporting articles
https://ui.adsabs.harvard.edu/abs/2021MNRAS.507..963G/abstract
https://ui.adsabs.harvard.edu/abs/2023Natur.613...37J/abstract
https://ui.adsabs.harvard.edu/abs/2024arXiv240513503K/abstract

Please include any additional comments/feedback
Note the this is different from the intracluster medium. Intracluster medium refer to diffuse hot gas, not stars.