Control of systems with hysteresis via servocompensation and its application to nanopositioning. - Alexander Esbrook; Matt Guibord; Xiaobo Tan; Hassan K. Khalil (ACC, 2010)

A robust adaptive servocompensator for nanopositioning control. - Alex Esbrook; Xiaobo Tan; Hassan K. Khalil (CDC, 2010)

Regulation under disturbances with multiple harmonics of unknown frequency. - Alex Esbrook; Xiaobo Tan; Hassan K. Khalil (ACC, 2011)

Tracking an unknown two-frequency reference using a frequency estimator-based servocompensator. - Alex Esbrook; Xiaobo Tan; Hassan K. Khalil (CDC/ECC, 2011)

Harmonic analysis for hysteresis operators with application to control design for systems with hysteresis. - Alex Esbrook; Xiaobo Tan (ACC, 2012)

Inversion-free stabilization and regulation of systems with hysteresis using integral action. - Alex Esbrook; Xiaobo Tan; Hassan K. Khalil (ACC, 2013)

An indirect adaptive servocompensator for signals of unknown frequencies with application to nanopositioning. - Alex Esbrook; Xiaobo Tan; Hassan K. Khalil (Autom., 2013)

Control of Systems With Hysteresis Via Servocompensation and Its Application to Nanopositioning. - Alexander Esbrook; Xiaobo Tan; Hassan K. Khalil (IEEE Trans. Control. Syst. Technol., 2013)

Inversion-free stabilization and regulation of systems with hysteresis via integral action. - Alex Esbrook; Xiaobo Tan; Hassan K. Khalil (Autom., 2014)

Self-Excited Limit Cycles in an Integral-Controlled System With Backlash. - Alex Esbrook; Xiaobo Tan; Hassan K. Khalil (IEEE Trans. Autom. Control., 2014)