Tribosonics (United Kingdom)

The influence of clearance on friction, lubrication and squeaking in large diameter metal-on-metal hip replacements

Claire Brockett, Phil Harper, Sophie Williams et al. · Journal of Materials Science Materials in Medicine · 2007 · 70 citations

Engineering, Hip Arthroplasty, Mechanics +6

Ultrasonic measurement of film thickness in mechanical seals

Tom Reddyhoff, R.S. Dwyer-Joyce, Phil Harper · Sealing Technology · 2006 · 45 citations

Calibration and validation of ultrasonic reflection methods for thin-film measurement in tribology

Andy Hunter, R.S. Dwyer-Joyce, P. Harper · Measurement Science and Technology · 2012 · 44 citations

Tribological Coating, Engineering, Measurement +26

Exact analytical solution to ultrasonic interfacial reflection enabling optimal oil film thickness measurement

Min Yu, Li Shen, Tapiwa Mutasa et al. · Tribology International · 2020 · 38 citations

Materials Science, Engineering, Power Ultrasound +6

The real-time measurement of wear using ultrasonic reflectometry

Henry Brunskill, P. Harper, Roger Lewis · Wear · 2015 · 30 citations

Engineering, Wear Testing, Measurement +6