NIST seeks information from potential suppliers for a high-purity germanium detector system to be used in a portable neutron generator-based analysis project for semiconductor materials. The required system includes cryo-cooling, shielding, a transport cart, and perpetual software for efficiency calibration. This is a Sources Sought notice for market research only and is not a formal solicitation. Respondents must provide detailed company and product capability information without submitting proprietary data. The performance location is not specified, and no budget or submission timelines are provided.