TY - CONF T1 - A rail mounted ultrasonic sensor for contact patch measurement JO - JRC2008: PROCEEDINGS OF THE ASME/IEEE/ASCE JOINT RAIL CONFERENCE UR - http://eprints.whiterose.ac.uk/95087/ PY - 2008/01/01 AU - Dwyer-Joyce RS AU - Yao C AU - Lewis R AU - Zhang J AU - Drinkwater BW ED - SP - 125 EP - 130 Y2 - 2025/05/21 ER -