🛰️ Gamma-Ray Subsurface Artifact Detection System (GR-SADS) Objective: A mobile machine capable of emitting and detecting high-energy gamma rays to identify buried artifacts or structures through dense rock or soil, using a combination of active gamma emission, detection arrays, and AI-based analysis. 🔧 1. SYSTEM DESIGN OVERVIEW 🔹 Core Modules: Module Description Gamma Source Miniature LINAC emitting 2–10 MeV gamma rays Beam Collimation Focused gamma ray pencil beam aimed into the ground Detection System HPGe + NaI(Tl) detectors for backscatter and transmission AI Mapping Software 2D/3D reconstruction using spectral analysis and location data Mobile Platform All-terrain rover (or drone for lightweight scans) Power Supply High-capacity batteries and inverter, with optional generator Safety Systems Full shielding, radiation monitors, interlocks, and remote control 📦 2. BILL OF MATERIALS (BOM) Component Spec / Role Est. Cost Miniature LINAC 2–10 MeV gamma source $50K–$150K HPGe Detector High-res spectral analysis $30K–$60K NaI(Tl) Detectors (x2–4) General field scanning $5K–$10K each Cryocooler For HPGe cooling $5K–$15K Lead/Tungsten Collimator Beam shaping $2K Rugged Edge PC / Jetson Data processing + AI $2K–$5K GPS + IMU Geo-tagging $1K–$2K Shielding Panels Lead/tungsten bricks $5K–$10K Rover Platform UGV with terrain mobility $10K–$30K Battery Power System Li-ion + inverter $5K–$15K Safety Interlocks & Dosimeters Radiation protection $3K–$8K Custom Software AI mapping & See more