Department of Physics and Astronomy

2004-present: Associate Professor, Department of Physics and Astronomy,Dartmouth College
2002-2006: J. Robert Oppenheimer Fellow and Research Affiliate, Computer & Computational Sciences Division, Los Alamos National Laboratory
2000-2001: Director-Funded Postdoctoral Fellow, Computer & Computational Sciences and Theoretical Divisions,Los Alamos National Laboratory
1997-2000: Postdoctoral Fellow, d'Arbeloff Laboratory for Information Systems and Technology, Massachusetts Institute of Technology
1993-1996: Research Associate, Department of Physics, University of Padua
1991-1992: Research Associate, Department of Physics, University of Trento

Honors and Awards

J. Robert Oppenheimer Fellowship, 2002
Director-Funded Postdoctoral Fellowship at LANL, 2000
Honorable Mention Winner for "Essays on Gravitation", 1997
European Community "Marie Curie" Postdoctoral Fellowship, 1997
Padova University Graduate Fellowship for research at MIT, 1996

Professional and Organizational Activities

Past Chair of the American Physical Society Topical Group on Quantum Information
Member of the Editorial Board of Physical Review A, Quantum Information Section
Director of the Quantum Information Science Initiative at Dartmouth
Member of the American Physical Society and the American Association for the Advancement of Science
Member of the Council for Undergraduate Research
Member of Sigma Xi, MIT Chapter

Contact Information

Office: 247 Wilder
Telephone: (603) 646-2528
E-mail: Lorenza.Viola@Dartmouth.EDU

Research Interests

Quantum information physics: Modeling and control of quantum noise; fault-tolerant quantum information processing; physical realizations of information; characterization and measures of entanglement; quantum measurement; quantum-classical correspondence.

For more information, visit the Viola Group's reseach web site.

Selected Recent Publications

"Dynamically error-corrected quantum gates for universal quantum computation," K. Khodjasteh and L. Viola, Phys. Rev. Lett. 102, 080501 (2009).

"Characterizing the structure of preserved information in quantum processes," R. Blume-Kohout, H. K. Ng, D. Poulin, and L. Viola, Phys. Rev. Lett. 100, 030501 (2008).

"Generalized coherent states as preferred states of open quantum systems," S. Boixo, L. Viola, and G. Ortiz, Europhys. Lett. 79, 40003 (2007).

"Generalized entanglement as a framework for complex quantum systems: Purity vs delocalization measures," L. Viola and W. G. Brown, J. Phys. A 40, 8109 (2007).

"Enhanced convergence and robust performance of randomized dynamical decoupling," L. F. Santos and L. Viola, Phys. Rev. Lett. 97, 150501 (2006).

"Generalized entanglement as a natural framework for exploring quantum chaos," Y. S. Weinstein and L. Viola, Europhys. Lett. 76, 746 (2006).

"Random decoupling schemes for quantum dynamical decoupling and error suppression," L. Viola and E. Knill, Phys. Rev. Lett. 94, 060502 (2005).

"Experimental implementation of a concatenated quantum error-correcting code," N. Boulant, L. Viola, E. M. Fortunato, and D. G. Cory, Phys. Rev. Lett. 94, 130501 (2005).

"Nature and measure of entanglement in quantum phase transitions," R. Somma, G. Ortiz, H. Barnum, E. Knill, and L. Viola, Phys. Rev A 70, 042311 (2004).

"Advances in decoherence control," L. Viola, J. Mod. Optics, 51, 2357 (2004).

"A subsystem-independent generalization of entanglement," H. Barnum, E. Knill, G. Ortiz, R. Somma, and L. Viola, Phys. Rev. Lett. 92, 107902 (2004).

"Robust dynamical decoupling of quantum systems with bounded controls," L. Viola and E. Knill, Phys. Rev. Lett. 90, 037901 (2003).

"Quantum control via encoded dynamical decoupling," L. Viola, Phys. Rev. A 66, 012307 (2002).

"Implementation of universal control on a decoherence-free qubit," E. M. Fortunato, L. Viola, J. Hodges, G. Teklemariam, and D. G. Cory, New J. Phys. 4, 5.1 (2002).

L. Viola, E. M. Fortunato, M. A. Pravia, E. Knill, R. Laflamme, and D. G. Cory, "Experimental realization of noiseless subsystems for quantum information processing," Science 293, 2059 (2001).

"Constructing qubits in physical systems", L. Viola, E. Knill, and R. Laflamme, J. Phys. A 34, 7067 (2001).

"Dynamical generation of noiseless quantum subsystems," L. Viola, E. Knill, and S. Lloyd, Phys. Rev. Lett. 85, 3520 (2000).

"Theory of quantum error correction for general noise," E. Knill, R. Laflamme, and L. Viola, Phys. Rev. Lett. 84, 2525 (2000).

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