TY - JOUR T1 - The phase shift of an ultrasonic pulse at an oil layer and determination of film thickness JO - P I MECH ENG J-J ENG UR - http://eprints.whiterose.ac.uk/9179/ PY - 2005/12/01 AU - Reddyhoff T AU - Kasolang S AU - Dwyer-Joyce RS AU - Drinkwater BW ED - DO - DOI: 10.1243/135065005X34044 VL - 219 IS - J6 SP - 387 EP - 400 Y2 - 2025/04/08 ER -