TY - RPRT TI - High Contrast Pattern Projection To Enable Background Oriented Schlieren Based Air Leak Detection Through Any Interior Or Exterior Building Surface AU - Jatana, Gurneesh [ORNL] (ORCID:0000000288903225) AU - Boudreaux, Philip [ORNL] (ORCID:0000000229564665) AU - Zhang, Rui [ORNL] PY - 2026 DO - 10.63044/b16jat41 UR - https://www.osti.gov/biblio/3030498 ID - 3030498 ER -