
DHS CWMD Office Issues Pre-Solicitation to Improve Nuclear Sensing of Thallium Bromide The Department of Homeland Security Countering Weapons of Mass Destruction (CWMD) Office has issued a pre-solicitation to increase the technology readiness level of thallium bromide as a detection material for radioisotope identification devices (RIIDs). The CWMD Office is planning a next-generation RIID program in fiscal year 2024 and hopes to leverage the thallium bromide technology, which the office says has the potential to significantly increase the detection and…