B. Kim, R. H. Olsson III and K. E. Wojciechowski, “AlN Microresonator-Based Filters with Multiple Bandwidths at Low Intermediate Frequencies,” IEEE Journal of Microelectromechanical Systems, In-Press, 2013.



B. Kim, J. Nguyen, K. E. Wojciechowski and R. H. Olsson III, “Oven-Based Thermally Tunable Aluminum Nitride Microresonators,” IEEE Journal of Microelectromechanical Systems, In-Press, 2013.



G. Piazza, V. Felmetsger, P. Muralt, R. H. Olsson III and R. Ruby, “Piezoelectric Aluminum Nitride Films for Microelectromechanical Systems,” MRS Bulletin, Vol. 37, pp.1051 – 1061, Nov. 2012. (Invited Review)



C. D. Nordquist, R. H. Olsson III, S. M. Scott, D. W. Branch, T. Pluym, and V. Yarberry, “On/Off Micro-Electromechanical Switching of AlN Piezoelectric Resonators,” IEEE International Microwave Symposium, June 2013, In-Press.



R. H. Olsson III, E. Crespin, C. D. Nordquist, P. Clews and K. E. Wojciechowski, “Aluminum Nitride Micromechanical Resonators Monolithically Integrated with CMOS Electronics,” PiezoMEMS Workshop, April 2013, In-Press. (Invited)



R. H. Olsson III, J. Nguyen and T. Pluym, “A Programmable Bandwidth Aluminum Nitride Microresonator Filter,” Govt. Microcircuit App. and Critical Tech. Conf., March 2013, In-Press.



R. H. Olsson III, B. Kim, J. Nguyen, P. Clews, T. Pluym and K. E. Wojciechowski, “Tuning the Bandwidth and Center Frequency of Micromechanical Acoustic Resonators,” National Radio Science Meeting, Jan. 2013. (Invited)



E. R. Crespin, R. H. Olsson III, K. E. Wojciechowski, D. W. Branch, P. Clews, R. Hurley and J. Gutierrez, “Fully Integrated Switchable Filter Banks,” IEEE International Microwave Symposium, pp. 1-3, June 2012.



M. D. Henry, K. D. Greth, J. Nguyen, C. D. Nordquist, R. Shul, M. Wiwi, T. A. Plut and R. H. Olsson III, “Hermetic Wafer-Level Packaging for RF MEMs: Effects on Resonator Performance,” IEEE Electronic Components and Technology Conf., pp. 362-369, May 2012.



M. Ziaei-Moayyed, P. Clews, J. Nguyen and R. H. Olsson III, “C-Band Aluminum Nitride Resonator and Filter Arrays,” Govt. Microcircuit App. and Critical Tech. Conf., pp. 237-240, March 2012.



M. S. Baker, R. H. Olsson III and J. R. Schwank, “Radiation Testing of Aluminum Nitride Microresonators,” Govt. Microcircuit App. and Critical Tech. Conf., pp. 389-392, March 2012.



B. Kim, R. H. Olsson III, K. Smart and K. E. Wojciechowski, “MEMS Resonators with Extremely Low Vibration and Shock Sensitivity,” IEEE Sensors Conf., pp. 606-609, Oct. 2011. (Invited)



C. D. Nordquist and R. H. Olsson III, “Power Handling and Intermodulation Distortion of Contour-Mode AlN MEMS Resonators and Filters,” IEEE International Microwave Symposium, 978-1-61284-757-3/11 June 2011.



B. Kim, R. H. Olsson and K. E. Wojciechowski, "Capacitive Frequency Tuning of AlN Micromechanical Resonators," 2011 16th International Solid-State Sensors, Actuators and Microsystems Conference (TRANSDUCERS), pp.502-505, June 2011.



R. Chanchani, C. D. Nordquist, R. H. Olsson III, T. Peterson, R. Shul, C. Ahlers, T. A. Plut and G. Patrizi, “A New Wafer-Level Packaging Technology for MEMS with Hermetic Micro-Environment,” IEEE Electronic Components and Technology Conference,” pp. 1604-1609, 2011.



R. H. Olsson III, D. W. Branch and K. E. Wojciechowski, “Origins and Mitigation of Spurious Modes in Aluminum Nitride Microresonators,” IEEE Ultrasonics Symposium, pp. 1272-1276, Oct. 2010.



B. Kim, R. H. Olsson III and K. E. Wojciechowski, “Ovenized and Thermally Tunable Aluminum Nitride Microresonators,” IEEE Ultrasonics Symposium, pp. 974-978, Oct. 2010.



R. H. Olsson III, K. E. Wojciechowski, M. Ziaei-Moayyed, B. Kim, J. E. Stevens, M. R. Tuck and C. D. Nordquist, “Aluminum Nitride Microresonator Filters and Oscillators for Defense and Consumer Radio Frequency Electronics,” Commercialization of Micro-Nano Systems Conf., Albuquerque, NM, Aug. 2010. (Invited)



K. E. Wojciechowski and R .H. Olsson III, “Parallel Lattice Filters Utilizing Aluminum Nitride Contour Mode Resonators,” Solid-State Sensor, Actuator, and Microsystems Workshop, pp. 65-69, June 2010.



R. H. Olsson III, K. E. Wojciechowski, J. E. Stevens, M. R. Tuck and C. D. Nordquist, “Aluminum Nitride Micro-Devices for RF Communications and Sensing,” U.S. Navy Workshop on Acoustic Transduction Materials and Devices, State College, PA, May 2010. (Invited)



K. E Wojciechowski, R. H. Olsson III, C. D. Nordquist, M. R. Tuck, and J. E. Stevens, “Next Frontier for MEMS-IC Integration: Aluminum Nitride (AlN) Frequency References, Filters and Sensors… Drivers and Challenges,” 8th Annual MEPTEC MEMS Symposium, San Jose, CA, May 2010. (Invited)



R. H. Olsson III, K. E. Wojciechowski, M. R. Tuck, J. E. Stevens and C. D. Nordquist, “Multi-Frequency Aluminum Nitride Micro-Filters for Advanced RF Communications,” Govt. Microcircuit App. and Critical Tech. Conf., pp. 257-260, March 2010.



D. M. Tanner, R. H. Olsson III, T. B. Parson, S. M. Crouch, J. A. Walraven and J. A. Ohlhausen, “Stability Experiments on MEMS Aluminum Nitride RF Resonators,” Proc. Of SPIE, vol. 7592, pp. 1-8, Feb. 2010.



R. H. Olsson III and K. E. Wojciechowski, “Microresonant Impedance Transformers,” IEEE Ultrasonics Symposium, pp. 2153-2157, Sept. 2009.



K. E. Wojciechowski, R. H. Olsson III and M. R. Tuck, “Super High Frequency Width Extensional Aluminum Nitride MEMS Resonators, IEEE Ultrasonics Symposium, pp. 1179-1182, Sept. 2009.



K. E. Wojciechowski, R. H. Olsson, T. A. Hill, M. R. Tuck and E. Roherty-Osmun, “Single-Chip Precision Oscillators Based on Multi-Frequency, High-Q Aluminum Nitride MEMS Resonators,” IEEE International Solid-State Sensors, Actuators and Microsystems Conference, pp. 2126-2130, June, 2009.



R. H. Olsson III and M. R. Tuck, “Fundamental and Overtone Aluminum Nitride Dual Mode Resonator Filters,” Solid-State Sensor, Actuator, and Microsystems Workshop, pp. 356-359, June 2008.



K. E. Wojciechowski, R. H. Olsson III and M. R. Tuck, “Post-CMOS Compatible Aluminum Nitride Ring Wave Guide (RWG) Resonators,” Solid-State Sensor, Actuator, and Microsystems Workshop, pp. 372-375, June 2008.



R. H. Olsson III, C. M. Washburn, J. E. Stevens, M. R. Tuck and C. D. Nordquist, “VHF and UHF Mechanically Coupled Aluminum Nitride MEMS Filters,” IEEE Frequency Control Symposium, pp. 634-639, June 2008.



R. H. Olsson III, J. G. Fleming, K. E. Wojciechowski, M. S. Baker and M. R. Tuck, “Post-CMOS Compatible Aluminum Nitride MEMS Filters and Resonant Sensors,” IEEE Frequency Control Symposium, pp. 412-419, June 2007. (Invited)



K. E. Wojciechowski, R. H. Olsson III, M. S. Baker, J. W. Wittwer, K. Smart, J. G. Fleming and K. R. Pohl, “Low Vibration Sensitivity MEMS Resonators,” IEEE Frequency Control Symposium, pp. 1220-1224, June 2007.



K. J. Smart, R. H. Olsson III, D. Ho, D. R. Heine, and J. G. Fleming, “Frequency Agile Radios Using MEMS Resonators,” Govt. Microcircuit App. and Critical Tech. Conf., pp. 409-412, March 2007.