Exploration of surface morphology (e.g., molecular adlayers, superstructural phases, defects) using STM/AFM and other surface-sensitive techniques under ambient to ultrahigh vacuum conditions; chemical vapor, gas, and liquid-based sensing using microelectromechanical systems (MEMS) for homeland security, environmental, and industrial monitoring applications.
A. Loui, D. J. Sirbuly, S. Elhadj, S. K. McCall, B. R. Hart, T. V. Ratto, "Detection and discrimination of pure gases and binary mixtures using a dual-modality microcantilever sensor,"
A. Loui, S. Elhadj, D. J. Sirbuly, S. K. McCall, B. R. Hart, T. V. Ratto, "An analytic model of thermal drift in piezoresistive microcantilever sensors,"
A. Loui, F. T. Goericke, T. V. Ratto, J. Lee, B. R. Hart, and W. P. King, "The effect of piezoresistive microcantilever geometry on cantilever sensitivity during surface stress chemical sensing,"
A. Loui, T. V. Ratto, T. S. Wilson, S. K. McCall, E. V. Mukerjee, A. H. Love, and B. R. Hart, "Chemical vapor discrimination using a compact and low-power array of piezoresistive microcantilevers,"
D. Snow, B. L. Weeks, D. J. Kim, A. Loui, B. R. Hart, and L. J. Hope-Weeks, "Static deflection measurements of cantilever arrays reveal polymer film expansion and contraction,"
C. D. Blanchette, A. Loui, T. V. Ratto, in