Trio Radieuse

I am sorry, but I do not have sufficient reliable knowledge about the organization 'Trio Radieuse.' Without additional context or specific information, such as a location or notable events associated with this group, I cannot provide a detailed description. It's possible that Trio Radieuse is a smaller or less widely known ensemble, or it may be a relatively new group that hasn't yet become significantly recognized in the broader artistic community. For detailed information, consulting local performance arts listings, or music and cultural publications could provide more insights.