Ricardo Sanfelice is an Assistant Professor at the Department of Aerospace and Mechanical Engineering and the Department of Electrical and Computer Engineering, University of Arizona. He is also an Affiliate Member at the Program in Applied Mathematics, University of Arizona. He received the B.S. degree in Electronics Engineering from the Universidad Nacional de Mar del Plata, Buenos Aires, Argentina, in 2001. He joined the Center for Control, Dynamical Systems, and Computation at the University of California, Santa Barbara in 2002, where he received his M.S. and Ph.D. degrees in 2004 and 2007, respectively. During 2007 and 2008, he was a Postdoctoral Associate at the Laboratory for Information and Decision Systems at the Massachusetts Institute of Technology. He visited the Centre Automatique et Systemes at the Ecole de Mines de Paris for four months.
Modeling, stability, robust control, observer design, and simulation of nonlinear and hybrid systems with applications to power systems, aerospace, and biology. See selected projects and publications.
SELECTED AWARDS AND HONORS
- SIAM Control and Systems Theory Prize
- National Science Foundation (NSF) CAREER award
- Air Force Young Investigator Research Award (YIP)
- IEEE Control Systems Magazine Outstanding Paper Award
- Educator of the Year for Higher Education
- Senior Member of IEEE
|Book: Hybrid Dynamical Systems|
Modeling, Stability, and Robustness
R. Goebel, R. G. Sanfelice, and A. R. Teel
Princeton University Press
Publisher's website: http://press.princeton.edu/titles/9759.html
Chapter 1 (sample): http://press.princeton.edu/chapters/s9759.pdf
More details -- Book errata
May-14: I moved to the Department of Computer Engineering at UCSC.
01-May-14: Information about the IGSC graduate course on analysis and design of hybrid control systems at Supelec is available here.
31-October-13: Information about the graduate course on hybrid systems at the Instituto Tecnologico Buenos Aires is available here.
27-August-13: A video recording of my plenary at the SIAM Annual Meeting and Conference on Control and its Applications is available here.
27-July-13: Our journal article "On Minimum-time Paths of Bounded Curvature with Position-dependent Constraints" will appear in Automatica.
11-July-13: A webinar introducing our simulator for hybrid systems, entitled "HyEQ: A Toolbox for Simulation of Hybrid Dynamical Systems" is available at Mathworks website. Click here (registration requited).
16-May-13: Our journal article "On the Existence of Control Lyapunov Functions and State-Feedback Laws for Hybrid Systems" will appear in IEEE Transactions on Automatic Control.
16-May-13: Information about the upcoming HYCON2-EECI graduate course on hybrid systems available here.
21-March-13: Our article "Control of Hybrid Dynamical Systems: An Overview of Recent Advances" will appear in Wiley's book Constrained Hybrid Systems.
31-January-13: Our articles "A Coupled Pair of Luenberger Observers for Linear Systems to Improve Rate of Convergence and Robustness to Measurement Noise", "Results on the Asymptotic Stability Properties of Desynchronization in Impulse-coupled Oscillators", and "Global Trajectory Tracking for a Class of Underactuated Vehicles" will appear in the upcoming American Control Conference in DC.
15-January-13: Our article "A Toolbox for Simulation of Hybrid Systems in Matlab/Simulink: Hybrid Equations (HyEQ) Toolbox" will appear in the upcoming Hybrid Systems: Computation and Control Conference in Philadelphia.
5-January-13: Our article "Robust Supervisory Control for Uniting Two Output-Feedback Hybrid Controllers with Different Objectives" will appear in Automatica.
18-November-12: Invited talk on hybrid systems at SHPE National Conference in Dallas.
18-October-12: Our article "Passivity-based Control for Hybrid Systems with Applications to Mechanical Systems Exhibiting Impacts" will appear in Automatica.
7-August-12: Our articles "A Landmark-Based Controller for Global Asymptotic Stabilization on SE(3)" and "Tracking control of mechanical systems with a unilateral position constraint inducing dissipative impacts" will appear in the upcoming IEEE Conference on Decision and Control in Hawaii.
21-June-12: Invited talk on hybrid systems at ArHyCo workshop and Supelec in Paris.
20-June-12: High school students Thomas Pryor, Henry Lei, and David Odgen join our lab as Summer interns.
15-March-12: Our articles "On the Synchronization of Two Impulsive Oscillators under Communication Constraints" and "On the Effect and Robustness of Zero-crossing Detection Algorithms in Simulation of Hybrid Systems Jumping on Surfaces" will appear in the upcoming American Control Conference in Canada.
25-December-11: Our book "Hybrid Dynamical Systems: Modeling, Stability, and Robustness" is now published. See here for more details.
10-December-11: A workshop on robust hybrid control systems was offered at the 50th CDC/ECC. Material for workshop participants is available here
17-October-11: Our article "Convergence of Nonlinear Observers on Euclidean Space with a Riemannian Metric (Part I)" will appear in IEEE Transactions on Automatic Control.
14-July-11: Our articles "Passivity-based Controllers for a Class of Hybrid Systems with Applications to Mechanical Systems Interacting with their Environment" and "Control Lyapunov Functions and Stabilizability of Compact Sets for Hybrid Systems" will appear in the upcoming 50th IEEE Conference on Decision and Control and European Control Conference, Orlando, FL, USA.
1-June-11: Five students from Palo Verde High Magnet School joined the HDC lab for a two week internship. More details here.
21-April-11: Our article "Interconnections of Hybrid Systems: Some Challenges and Recent Results" will appear in the Journal of Nonlinear Systems and Applications. Published version ONLINE (preprint here)
28-January-11: Our article "Tracking Control for Hybrid Systems via Embedding of Known Reference Trajectories" will appear in the upcoming American Control Conference, San Francisco, California, USA.
18-January-11: Our article "Quaternion-Based Hybrid Control for Robust Global Attitude Tracking" will appear in IEEE Transactions on Automatic Control.
16-Dec-10: Our article IEEE Control Systems article Hybrid Dynamics and Control received the IEEE Control Systems Magazine Outstanding Paper Award at the Conference on Decision and Control. The article is available online here.
30-October-10: The first Southwest Workshop on Theory and Applications of Cyber-Physical Systems will take place in Tucson, Arizona on March 10-11, 2011. See more details here.
25-July-10: Our article "Results on Input-to-Output and Input-Output-to-State Stability for Hybrid Systems and their Interconnections" will appear in the upcoming 49th IEEE Conference on Decision and Control, Atlanta, USA.
11-July-10: Our article "Dynamical Properties of Hybrid Systems Simulators" available here, published on February 2010, is listed 2nd in the Top 25 Hottest Articles in Automatica in the January-March 2010 report here.
31-March-10: Our article "A Technical Result for the Study of High-gain Observers with Sign-indefinite Gain Adaptation" will appear in the upcoming 8th IFAC Symposium on Nonlinear Control Systems.
18-Jan-10: Our articles "Uniting Two Output-Feedback Hybrid Controllers" and "Robust Global Asymptotic Attitude Synchronization by Hybrid Control" will appear in the upcoming American Control Conference in Baltimore.
04-Jan-10: Our article "Dynamical Properties of Hybrid Systems Simulators" appears online in Automatica. Available online here.
23-Jun-09: Our article Asymptotic stability in hybrid systems via nested Matrosov functions appears in IEEE Transactions on Automatic Control. Available online here.
7-Jul-08: Our paper on invariance principles for switching systems appeared in Systems and Controls Letters.
4-Feb-08: Our paper on generalized solutions for hybrid systems appeared
in ESAIM: Control, Optimisation and Calculus of Variations.
10-Dec-07: Our paper on invariance principles and stability for hybrid systems appeared in IEEE Transactions on Automatic Control, Issue #12, December 2007.
27-Nov-07: Invited speaker at the World Congress of Nonlinear Analysists 2008 to be held in Orlando, Florida on July 2nd-9th, 2008.
14-Dec-06: Workshop Robust hybrid systems: theory and applications at the IEEE Conference on Decision and Control, San Diego, 2006.
09-Nov-06: Article "UCSB researchers put the car in the driver's seat" Pacific Coast Business Times by Bill Lascher (posted with permission from Bill Lascher, Pacific Coast Business Times''.