Brian Borovsky Borovsky, B., Krim, J., Syed Asif, S. A., & Wahl, K. J. (2001). Measuring nanomechanical properties of a dynamic contact using an indenter probe and quartz crystal microbalance. JOURNAL OF APPLIED PHYSICS, 90(12), 6391–6396. https://doi.org/10.1063/1.1413493 Borovsky, B., Mason, B. L., & Krim, J. (2000). Scanning tunneling microscope measurements of the amplitude of vibration of a quartz crystal oscillator. JOURNAL OF APPLIED PHYSICS, 88(7), 4017–4021. https://doi.org/10.1063/1.1289235