01980nam 2200517 a 450 991070221530332120121203161029.0(CKB)5470000002425999(OCoLC)820036583(EXLCZ)99547000000242599920121203d2012 ua 0engurcn|||||||||txtrdacontentcrdamediacrrdacarrierInvestigation of a Moiré based crack detection technique for propulsion health monitoring[electronic resource] /Mark R. Woike ... [and others]Cleveland, Ohio :National Aeronautics and Space Administration, Glenn Research Center,[2012]1 online resource (12 pages) illustrations (some color)NASA/TM ;2012-217622Title from title screen (viewed on Dec. 3, 2012)."June 2012.""Prepared for the SMART Structures and Materials and Nondestructive Evaluation and Health Monitoring 2012 sponsored by the International Society for Optical Engineering (SPIE) San Diego, California, March 11-15, 2012."Includes bibliographical references (page 12).Gas turbine enginesnasatBlade tipsnasatClearancesnasatShafts (machine elements)nasatCracksnasatDetectionnasatOptical measurementnasatGas turbine engines.Blade tips.Clearances.Shafts (machine elements)Cracks.Detection.Optical measurement.Woike Mark R1400761NASA Glenn Research Center.GPOGPOBOOK9910702215303321Investigation of a Moiré based crack detection technique for propulsion health monitoring3468296UNINA