Micro Structures & Sensors Lab
Kenny Group @ Stanford

Janna Rodriguez


PhD Candidate

jannar :at: mems.stanford.edu

Advisor: Thomas W. Kenny

Research



Education

2014-Present PhD Mechanical Engineering, Stanford University
May'14 MS Mechanical Engineering, Stanford University
May'12 BS Mechanical Engineering, University of California, Merced


Experience



Fellowships / Awards

2013 National Science Foundation Graduate Fellowship (3 years)
2012 National Ford Foundation PhD Fellowship (3 years )

Publications

Journal
Lizmarie Comenencia Ortiz, Hyun-Keun Kwon, Janna Rodriguez, Yunhan Chen, Gabrielle D. Vukasin, David B. Heinz, Dongsuk D. Shin, and Thomas W. Kenny, "Low-Power Dual Mode MEMS Resonators With PPB Stability Over Temperature," Journal of Microelectromechanical Systems, pp. 1-12, 2020.
Conference
Gabrielle D. Vukasin, Veronica K. Sanchez, Christopher P. Cameron, Hyun-Keun Kwon, Janna Rodriguez, Ian B. Flader, Yunhan Chen and Thomas W. Kenny, "EFFECT OF SUBSTRATE THICKNESS ON ANCHOR DAMPING IN MEMS DEVICES," Transducers 2019 - EUROSENSORS XXXIII, pp. 1843-1845, Jun 2019.
Conference
G.D. Vukasin, J. Rodriguez, L. Comenencia Ortiz, G.M. Glaze, D.D. Gerrard, C.H. Ahn, Y. Yang, J. Lake, R.N. Candler, and Thomas .W. Kenny, "DIRECT MEASUREMENTS OF ANCHOR DAMPING IN PRESSURE-LIMITED RING RESONATORS," Solid-State Sensors, Actuators and Microsystems Workshop, Hilton Head 2018, pp. 370-371, Jun 2018.
Conference
Yusheng Wang, Yu-Wei Lin, Janna Rodriguez, Gabrielle D. Vukasin, Dongsuk D. Shin, Hyun-Keun Kwon, David B. Heinz, Yunhan Chen, Dustin D. Gerrard, Thomas W. Kenny, and Andrei M. Shkel, "ON DECOUPLED QUANTIFICATION OF ENERGY DISSIPATION MECHANISMS IN TOROIDAL RING GYROSCOPES," Solid-State Sensors, Actuators and Microsystems Workshop, Hilton Head 2018, pp. 318-321, Jun 2018.
Conference
Lizmarie Comenencia Ortiz, Dustin D. Gerrard, Ian B. Flader, Gabrielle D. Vukasin, David B. Heinz, Janna Rodriguez, Saisneha Koppaka, Dongsuk D. Shin, Hyun-Keun Kwon, Saurabh Chandorkar, and Thomas W. Kenny, "ENHANCING MICRO-OVEN POWER AND STIFFNESS IN ENCAPSULATED DEVICES FOR TIMING REFERENCE APPLICATIONS," Solid-State Sensors, Actuators and Microsystems Workshop, Hilton Head 2018, pp. 214-217, Jun 2018.
Conference
Lizmarie Comenencia Ortiz, Hyun-Keun Kwon, Janna Rodriguez, David B. Heinz, Yunhan Chen, Gabrielle D. Vukasin, Dongsuk D. Shin and Thomas W. Kenny, "A NEW LOW POWER MEMS DUAL MODE CLOCK WITH PPB STABILITY OVER TEMPERATURE," Solid-State Sensors, Actuators and Microsystems Workshop 2018, pp. 90-91, Jun 2018.
Conference
Lizmarie Comenencia Ortiz, Ian B. Flader, Gabrielle D. Vukasin, Dustin D. Gerrard, Saurabh A. Chandorkar, Janna Rodriguez, Dongsuk D. Shin, Ryan Kwon, David B. Heinz, Yunhan Chen, Woosung Park, Kenneth E. Goodson, and Thomas W. Kenny, "Thermal effects of ovenized clocks on episeal encapsulated inertial measurement units," 2018 IEEE 31st International Conference on Micro Electro Mechanical Systems (MEMS), pp. 980-983, Jan 2018.
Conference
Janna Rodriguez, Dustin D. Gerrard, Grant M. Glaze, Saurabh Chandorkar, Yunhan Chen, Ian B. Flader, Dongsuk D. Shin, and Thomas W. Kenny, "Unanticipated results in the first direct measurements of anchor damping in MEMS resonators," 2018 IEEE 31st International Conference on Micro Electro Mechanical Systems (MEMS), pp. 543-546, Jan 2018.
Conference
Ian B. Flader, Yunhan Chen, Chae Hyuck Ahn, Dongsuk D. Shin, Anne L. Alter, Janna Rodriguez, and Thomas W. Kenny, "Epitaxial encapsulation of fully differential electrodes and large transduction gaps for MEMS resonant structures," 2018 IEEE 31st International Conference on Micro Electro Mechanical Systems (MEMS), pp. 483-486, Jan 2018.
Journal
Yunhan Chen, Ian B. Flader, Dongsuk D. Shin, Chae Hyuck Ahn, Janna Rodriguez, and Thomas W. Kenny, "Robust Method of Fabricating Epitaxially Encapsulated MEMS Devices with Large Gaps," Journal of Microelectromechanical Systems, Vol. 26, No. 6, pp. 1235-1243, Dec 2017.
Conference
J. Rodriguez, D.D. Gerrard, G.M. Glaze, S. Chandorkar, L. Comenecia, Y. Chen, I. B. Flader, T.W. Kenny, "Direct measurements of anchor damping in MEMS resonators," 2017 IEEE SENSORS, Vol. 1, pp. 1-3, Oct 2017.
Conference
J. Rodriguez, D. D. Gerrard, S. Chandorkar, Y. Chen, G. M. Glaze, I. B. Flader, C. H. Ahn, E. J. Ng, and T. W. Kenny, "Wide-range temperature dependence studies for devices limited by thermoelastic dissipation and anchor damping," 2017 19th International Conference on Solid-State Sensors, Actuators and Microsystems (TRANSDUCERS), pp. 1100-1103, Jun 2017.
Conference
Dustin D. Gerrard, Yunhan Chen, Saurabh A. Chandorkar, Guo Yu, Janna Rodriguez, Ian B. Flader, Dongsuk D. Shin, Carl D. Meinhart, Ole Sigmund, and Thomas W. Kenny, "Topology optimization for reduction of thermo-elastic dissipation in MEMS resonators," 2017 19th International Conference on Solid-State Sensors, Actuators and Microsystems (TRANSDUCERS), pp. 794-797, Jun 2017.
Conference
Dustin D. Gerrard, Janna Rodriguez, Lizmarie Comenencia Ortiz, Saurabh A. Chandorkar, Ian B. Flader, Yunhan Chen, Dongsuk D. Shin, and Thomas W. Kenny, "Manipulation of heat flux paths in thermo-elastically damped resonators for Q optimization," 2017 IEEE 30th International Conference on Micro Electro Mechanical Systems (MEMS), pp. 1130-1133, Jan 2017.
Conference
C. H. Ahn, D. L. Christensen, D. B. Heinz, V. A. Hong, E. J. Ng, J. Rodriguez, Y. Yang, G. O'Brien, and T. W. Kenny, "Encapsulated inertial systems," 2016 IEEE International Electron Devices Meeting (IEDM), pp. 263-263, Dec 2016.
Conference
J. Rodriguez, Y. Yang, C.H. Ahn, Y. Chen, E.J. Ng, V.A. Hong, S. Ghaffari, and T.W. Kenny, "Damping mechanisms in light and heavy-doped dual-ring and double-ended tuning fork resonators (DETF)," 2015 Transducers - 2015 18th International Conference on Solid-State Sensors, Actuators and Microsystems (TRANSDUCERS), pp. 2005-2008, Jun 2015.