TY - RPRT TI - New Technology-Large-Area Three- Dimensional Surface Profiling Using Only Focused Air-Coupled Ultrasound-Given 1999 R&D 100 Award AU - Roth, Don J. AU - Kautz, Harold E. AU - Abel, Phillip B. AU - Whalen, Mike F. AU - Hendricks, J. Lynne AU - Bodis, James R. PY - 2000 UR - https://ntrs.nasa.gov/citations/20050192418 ID - 20050192418 ER -