TY - JOUR T1 - Ultrasonic phase and amplitude and the measurement of oil film thickness JO - Proceedings of the World Tribology Congress III - 2005 PY - 2005/01/01 AU - Dwyer-Joyce RS AU - Reddyhoff T AU - Drinkwater B ED - DO - DOI: 10.1115/wtc2005-63789 SP - 515 EP - 516 Y2 - 2025/06/20 ER -