Charterhouse Capital Partners-backed Mirion Technologies, a provider of innovative radiation detection and measurement solutions, completed the acquisition of Sun Nuclear, a developer and manufacturer of radiation measurement instrumentation and software. Financial terms were not disclosed. "We are incredibly excited to welcome Sun Nuclear to the Mirion family. Together, we will leverage our technological expertise, brand equity, and relationship capital to extend our leadership position in the cancer therapy market," Thomas Logan, Mirion Technologies CEO.