Our publications and preprints may also be found online at http://arxiv.org:443/find/quant-ph/1/au:+Viola_L/0/1/0/all/0/1
2024
- M. Ughrelidze, V. P. Flynn, E. Cobanera, and L. Viola, “The interplay of finite and infinite size stability in quadratic bosonic Lindbladians,” Physical Review A 110, 032207 (2024).
- M. Qasim Khan, W. Dong, L. M. Norris, and L. Viola, “Multiaxis quantum noise spectroscopy robust to errors in state preparation and measurement,” Physical Review Applied 22, 024074 (2024).
- G. Wang, Y. Zhu, B. Li, C. Li, L. Viola, A. Cooper, and P. Cappellaro, “Digital noise spectroscopy with a quantum sensor,” Quantum Science and Technology 9, 035006 (2024).
2023
2022
- F. Riberi, L. M. Norris, F. Beaudoin, and L. Viola, “Frequency estimation under non-Markovian spatially correlated quantum noise: Restoring superclassical precision scaling,” New Journal of Physics 24 103011 (2022).
2021
- V. P. Flynn, E. Cobanera, and L. Viola, ”Topology by dissipation: Majorana bosons in metastable quadratic Markovian dynamics,” Physical Review Letters 127, 245701 (2021). [See also Dartmouth News]
- A. Cupo, E. Cobanera, J. D. Whitfield, C. Ramanathan, and L. Viola, ”Floquet graphene antidot lattices,” Physical Review B 104, 174304 (2021).
- T. Chalermpusitarak, B. Tonekaboni, Y. Wang, L. M. Norris, L. Viola, and G. A. Paz-Silva, ”Frame-based filter-function formalism for quantum characterization and control,” Physical Review X Quantum 2, 030315 (2021).
- G. Baggio, F. Ticozzi, P. D. Johnson, and L. Viola, ”Dissipative encoding of quantum information,” Quantum Information & Computation 21, 0737 (2021).
2020
- Q.-R. Xu, V. P. Flynn, A. Alase, E. Cobanera, L. Viola, and G. Ortiz, ”Squaring the fermion: The threefold way and the fate of zero modes,” Physical Review B 102,125127 (2020). Selected as Editors’ Suggestion.
- V. P. Flynn, E. Cobanera, and L. Viola, ”Restoring number conservation in quadratic bosonic Hamiltonians with dualities,” EPL 131, 40006 (2020).
- U. von Lüpke, F. Beaudoin, L. M. Norris, Y. Sung, R. Winik, J. Y. Qiu, M. Kjaergaard, D. Kim, J. Yoder, S. Gustavsson, L. Viola, and W. D. Oliver, ”Two-qubit spectroscopy of spatiotemporally correlated quantum noise in superconducting qubits,” Physical Review X Quantum 1, 010305 (2020). Featured in Physical Review Journal Club series.
- V. M. Frey, L. M. Norris, L. Viola, and M. J. Biercuk, ”Simultaneous spectral estimation of dephasing and amplitude noise on a qubit sensor by optimally band-limited control,” Physical Review Applied 14, 024021 (2020).
- V. P. Flynn, E. Cobanera, and L. Viola, ”Deconstructing effective non-Hermitian dynamics in quadratic bosonic Hamiltonians,” New Journal of Physics 22, 083004 (2020).
2019
- G. A. Paz-Silva, L. M. Norris, F. Beaudoin, and L. Viola, ”Extending comb-based spectral estimation to multiaxis quantum noise,” Physical Review A 100, 042334 (2019).
- Y. Sung, F. Beaudoin, L. M. Norris, F. Yan, D. M. Kim, J. Y. Qiu, U. von Lüpke, J. L. Yoder, T. P. Orlando, S. Gustavsson, L. Viola, and W. D. Oliver, ”Non-Gaussian noise spectroscopy with a superconducting qubit sensor,” Nature Communications 10, 3715 (2019).
- F. Fagnola, J. E. Gough, H. I. Nurdin, and L. Viola, “Mathematical models of Markovian dephasing,” Journal of Physics A 52, 385301 (2019).
- S. Karuvade, P. D. Johnson, F. Ticozzi, and L. Viola, ”Uniquely determined pure quantum states need not be unique ground states of quasi-local Hamiltonians,” Physical Review A 99, 062104 (2019).
2018
- E. Cobanera, A. Alase, G. Ortiz, and L. Viola, “Generalization of Bloch’s theorem for arbitrary boundary conditions: Interfaces and topological surface band structure,” Physical Review B 98, 245423 (2018).
- L. M. Norris, D. Lucarelli, V. M. Frey, S. Mavadia, M. J. Biercuk, and L. Viola, “Optimally band-limited spectroscopy of control noise using a qubit sensor,” Physical Review A 98, 032315 (2018).
- F. Beaudoin, L. M. Norris, and L. Viola, “Ramsey interferometry in correlated quantum noise environments,” Physical Review A 98, Rapid Communication, 020102 (2018).
- S. Karuvade, P. D. Johnson, F. Ticozzi, and L. Viola, ”Generic pure quantum states as steady states of quasi-local dissipative dynamics,” Journal of Physics A 51, 145304 (2018).
- F. Ticozzi, L. Zuccato, P. D. Johnson, and L. Viola, ”Alternating projections methods for discrete-time stabilization of quantum states,” IEEE Transactions on Automatic Control 63, 819 (2018).
2017
- V. M. Frey, S. Mavadia, L. M. Norris, W. de Ferranti, D. G. Lucarelli, L. Viola, and M. J. Biercuk, ”Application of optimal band-limited control protocols to quantum noise sensing,” Nature Communications 8, 2189 (2017).
- A. Alase, E. Cobanera, G. Ortiz, and L. Viola, ”Generalization of Bloch’s theorem for arbitrary boundary conditions: Theory,” Physical Review B 96, 195133 (2017). Selected as Editors’ Suggestion.
- H. Qi, J. Dowling, and L. Viola, ”Optimal digital dynamical decoupling for general decoherence via Walsh modulation, Quantum Information Processing 16, 272/1–18 (2017).
- P. D. Johnson, F. Ticozzi, and L. Viola, “Exact stabilization of entangled states in finite time by dissipative quantum circuits,” Physical Review A 96, 012308 (2107).
- F. Ticozzi and L. Viola, “Quantum and classical resources for unitary design of open-system evolutions,” Quantum Science & Technology 2, 034001/1–18 (2017).
- E. Cobanera, A. Alase, G. Ortiz, and L. Viola, “Exact solution of corner-modified banded block-Toeplitz eigensystems,” Journal of Physics A 50, 195204/1–38 (2017).
- G. A. Paz-Silva, L. M. Norris, and L. Viola, “Multi-qubit spectroscopy of Gaussian quantum noise,” Physical Review A 95, 022121/1–26 (2017).
2016
- A. Alase, E. Cobanera, G. Ortiz, and L. Viola, “Exact solution of quadratic fermionic Hamiltonians for arbitrary boundary conditions,” Physical Review Letters 117, 076804 (2016).
- G. A. Paz-Silva, S.-W. Lee, T. J. Green, and L. Viola, “Dynamical decoupling sequences for multi-qubit dephasing suppression and long-time quantum memory,” New Journal of Physics 18, 073020 (2016).
- L. M. Norris, G. A. Paz-Silva, and L. Viola, “Qubit noise spectroscopy for non-Gaussian dephasing environments,” Physical Review Letters 116, 150503 (2016).
- P. D. Johnson, F. Ticozzi, and L. Viola, “General fixed points of quasi-local frustration-free quantum semigroups: From invariance to stabilization,” Quantum Information & Computation 16, 0657 (2016).
2015
- A. Poudel, G. Ortiz, and L. Viola, “Dynamical generation of Floquet Majorana flat bands in s-wave superconductors,” Europhysics Letters 110, 17004 (2015).
- P. D. Johnson and L. Viola, “On state vs. channel quantum extension problems: Exact results for U ⊗ U⊗ U symmetry,” Journal of Physics A 48, 035307 (2015). Selected as Publisher’s pick; included in the Journal of Physics A Highlights of 2015 Collection.
2014
- G. A. Paz-Silva and L. Viola, “General transfer-function approach to noise filtering in open-loop quantum control,” Physical Review Letters 113, 250501 (2014).
- C. Kabytayev, T. J. Green, K. Khodjasteh, M. J. Biercuk, L. Viola, and K. R. Brown, “Performance of composite pulses under time-dependent noise,” Physical Review A 90, 012316 (2014).
- F. Ticozzi and L. Viola, “Quantum resources for purification and cooling: Fundamental limits and opportunities,” Scientific Reports 4, 5192 (2014).
- S. Deng, G. Ortiz, A. Poudel, and L. Viola, “Majorana flat bands in s-wave gapless topological superconductors,” Physical Review B 89, Rapid Communication, 140507 (2014).
- A. D. Bookatz, P. Wocjan, and L. Viola, “Hamiltonian quantum simulation with bounded controls,” New Journal of Physics 16, 045021 (2014).
- F. Ticozzi and L. Viola, “Steady-state entanglement by engineered quasi-local Markovian dissipation: Hamiltonian-assisted and conditional stabilization,” Quantum Information & Computation 14, 0265 (2014).
2013
- P. D. Johnson and L. Viola, “Compatible quantum correlations: Extension problems for Werner and isotropic states,” Physical Review A 88, 032323 (2013).
- K. Khodjasteh, T. J. Green, J. Sastrawan, D. Hayes, M. J. Biercuk, and L. Viola, “Designing a practical high-fidelity long-time quantum memory,” Nature Communications 4, 2045 (2013).
- S. Deng, G. Ortiz, and L. Viola, “Multiband s-wave topological superconductors: Role of dimensionality and magnetic field response,” Physical Review B 87, 205414 (2013).
2012
- F. Ticozzi and L. Viola, “Stabilizing entangled states with quasi-local quantum dynamical semigroups,” Philosophical Transactions of the Royal Society A 370, 5259 (2012).
- K. Khodjasteh, H. Bluhm, and L. Viola, “Automated synthesis of dynamically corrected quantum gates,” Physical Review A 86, 042329 (2012).
- F. Ticozzi, R. Lucchese, P. Cappellaro, and L. Viola, “Hamiltonian control of quantum dynamical semigroups: Stabilization and convergence speed,” IEEE Transactions on Automatic Control 57, 1931 (2012).
- T. Erdélyi, K. Khodjasteh, and L. Viola, “The size of exponential sums on intervals of the real line,” Constructive Approximations 35, 123 (2012).
- S. Deng, G. Ortiz, and L. Viola, “Majorana modes in time-reversal invariant s-wave topological superconductors, Physical Review Letters 108, 036803 (2012).
2011
- D. Hayes, K. Khodjasteh, L. Viola, and M. J. Biercuk, “Reducing sequencing complexity in dynamical quantum error suppression by Walsh modulation,” Physical Review A 84, 062323 (2011).
- C. Ramanathan, P. Cappellaro, L. Viola, and D. G. Cory, “Experimental characterization of coherent magnetization transport in a one-dimensional spin system,” New Journal of Physics 13, 103015 (2011).
- K. Khodjasteh, V. V. Dobrovitski, and L. Viola, “Pointer states via engineered dissipation,” Physical Review A 84, 022336 (2011).
- S. Deng, G. Ortiz, and L. Viola, “Dynamical critical scaling and effective thermalization in quantum quenches: the role of the initial state,” Physical Review B 83, 094304 (2011).
- P. Cappellaro, L. Viola, and C. Ramanathan, “Coherent information transfer via highly mixed quantum spin chains,” Physical Review A 83, 032304 (2011).
2010
- K. Khodjasteh, T. Erdélyi, and L. Viola, “Limits on preserving quantum coherence using multi-pulse control,” Physical Review A 83, Rapid Communication, 020305 (2011).
- R. Blume-Kohout, H. K. Ng, D. Poulin, and L. Viola, “Information-preserving structures: A general framework for quantum zero-error information,” Physical Review A 82, 062306 (2010).
- W. G. Brown and L. Viola, “Convergence rates for arbitrary statistical moments of random quantum circuits,” Physical Review Letters 104, 250501 (2010).
- T. E. Hodgson, L. Viola, and I. D’Amico, “Towards optimized suppression of dephasing in systems subject to pulse timing constraints,” Physical Review A 81, 062321 (2010).
- K. Khodjasteh, D. A. Lidar, and L. Viola, “Arbitrarily accurate dynamical control in open quantum systems,” Physical Review Letters 104, 090501 (2010).
- F. Ticozzi and L. Viola, “Quantum information encoding, protection, and correction from trace-norm isometries,” Physical Review A 81, 032313 (2010).
2009
- S. Deng, G. Ortiz, and L. Viola, “Anomalous non-ergodic scaling in adiabatic multicritical quantum quenches,” Physical Review B 80, Rapid Communication, 241109 (2009).
- W. Zhang, P. Cappellaro, N. Antler, B. Pepper, D. G. Cory, V. V. Dobrovitski, C. Ramananthan, and L. Viola, “NMR multiple quantum coherences in quasi-one-dimensional spin systems: Comparison to ideal spin-chain dynamics,” Physical Review A 80, 052323 (2009).
- K. Khodjasteh and L. Viola, “Dynamical quantum error correction of unitary gates with bounded controls,” Physical Review A 80, 032314 (2009).
- F. Ticozzi and L. Viola, “Analysis and synthesis of attractive quantum Markovian dynamics,” Automatica 45, 2002 (2009).
- K. Khodjasteh and L. Viola, “Dynamically error-corrected gates for universal quantum computation,” Physical Review Letters 102, 080501 (2009).
- T. E. Hodgson, L. Viola, and I. D’Amico, “Effect of quantum dot shape on dynamical dephasing suppression in exciton qubits under applied electric field,” Microelectronics Journal 40, 502 (2009).
2008
- S. Deng, G. Ortiz, and L. Viola, “Dynamical non-ergodic scaling in continuous finite-order quantum phase transitions,” Europhysics Letters 84, 67008 (2008).
- Y. S. Weinstein, W. G. Brown, and L. Viola, “Parameters of pseudo-random quantum circuits,” Physical Review A 78, 052332 (2008).
- F. Ticozzi and L. Viola, “Quantum Markovian subsystems: Invariance, attractivity, and control,” IEEE Transactions of Automatic Control 53, 2048 (2008).
- T. E. Hodgson, L. Viola, and I. D’Amico, “Decoherence-protected storage of exciton qubits through ultrafast multipulse control,” Physical Review B 78, 165311 (2008).
- L. F. Santos and L. Viola, “Advantages of randomization in coherent quantum dynamical control,” New Journal of Physics 10, 083009 (2008).
- W. G. Brown, Y. S. Weinstein, and L. Viola, “Quantum pseudo-randomness from cluster-state quantum computation,” Physical Review A 77, Rapid Communication, 040303 (2008).
- W. Zhang, N. P. Konstantinidis, V. V. Dobrovitski, B. N. Harmon, L. F. Santos, and L. Viola, “Long-time electron spin storage via dynamical suppression of hyperfine-induced decoherence in a quantum dot,” Physical Review B 77, 125336 (2008).
- W. G. Brown, L. F. Santos, D. Starling, and L. Viola, “Quantum chaos, delocalization, and entanglement in disordered Heisenberg spin lattices,” Physical Review E 77, 021106 (2008).
- R. Blume-Kohout, H. K. Ng, D. Poulin, and L. Viola, “Characterizing the structure of preserved information in quantum processes,” Physical Review Letters 100, 030501
(2008).
2007
- W. Zhang, V. V. Dobrovitski, L. F. Santos, L. Viola, and B. N. Harmon, “Suppression of electron spin decoherence in a quantum dot,” Journal of Modern Optics 54, 2629 (2007).
- S. Boixo, L. Viola, and G. Ortiz, “Generalized coherent states as preferred states of open quantum systems,” Europhysics Letters 79, 40003 (2007). Included in the Editorial Board Highlights of 2007.
- W. Zhang, V. V. Dobrovitski, L. F. Santos, L. Viola, and B. N. Harmon, “Dynamical control of electron spin coherence in a quantum dot: A theoretical study,” Physical Review B 75, Rapid Communication, 201302 (2007).
- L. Viola and W. G. Brown, “Generalized entanglement as a framework for complex quantum systems: Purity vs delocalization measures,” Journal of Physics A 40, 8109 (2007).
- A. Mandilara and L. Viola, “Nilpotent polynomials approach to four-qubit entanglement,” Journal of Physics B 40, S167 (2007).
2006
- F. Ticozzi and L. Viola, “Single-bit feedback and quantum dynamical decoupling,” Physical Review A 74, 052328 (2006).
- Y. S. Weinstein and L. Viola, “Generalized entanglement as a natural framework for exploring quantum chaos,” Europhysics Letters 76, 746 (2006).
- L. Viola and L. F. Santos, “Randomized dynamical decoupling techniques for coherent quantum control,” Journal of Modern Optics 53, 2559 (2006).
- L. F. Santos and L. Viola, “Enhanced convergence and robust performance of randomized dynamical decoupling,” Physical Review Letters 97, 150501 (2006).
- A. Mandilara, V. A. Akulin, A. V. Smilga, and L. Viola, “Quantum entanglement via nilpotent variables,” Physical Review A 74, 022331 (2006).
- R. Somma, H. Barnum, E. Knill, G. Ortiz, and L. Viola, “Generalized entanglement and quantum phase transitions,” International Journal of Modern Physics B 20, 2760 (2006).
- S. Montangero and L. Viola, “Multipartite entanglement generation and fidelity decay in disordered qubit systems,” Physical Review A 73, Rapid Communication, 040302 (2006).
2005
- H. Barnum, G. Ortiz, R. Somma, and L. Viola, “A generalization of entanglement to convex operational theories: Entanglement relative to a subspace of observables,” International Journal of Theoretical Physics 44, 2127 (2005).
- L. F. Santos and L. Viola, “Dynamical control of qubit coherence: Random versus deterministic schemes,” Physical Review A 72, 062303 (2005).
- N. Boulant, L. Viola, E. M. Fortunato, and D. G. Cory, “Experimental implementation of a concatenated quantum error-correcting code,” Physical Review Letters 94,130501 (2005).
- L. Viola and E. Knill, “Random decoupling schemes for quantum dynamical control and error suppression,” Physical Review Letters 94, 060502 (2005).
Earlier publications (2004-1993)
- L. Viola, “Advances in decoherence control“, Journal of Modern Optics 51, 2357 (2004).
- R. Somma, G. Ortiz, H. Barnum, E. Knill, and L. Viola, “Nature and measure of entanglement in quantum phase transitions,” Physical Review A 70, 042311 (2004).
- L. Faoro and L. Viola, “Dynamical suppression of 1/f noise processes in qubit systems,” Physical Review Letters 92, 117905 (2004).
- H. Barnum, E. Knill, G. Ortiz, R. Somma, and L. Viola, “A subsystem-independent generalization of entanglement,” Physical Review Letters 92, 107902 (2004).
- L. Viola and E. Knill, “Verification procedures for quantum noiseless subsystems,” Physical Review A 68, 032311 (2003).
- H. Barnum, E. Knill, G. Ortiz, and L. Viola, “Generalizations of entanglement based on coherent states and convex sets,” Physical Review A 68, 032308 (2003).
- E. M. Fortunato, L. Viola, M. A. Pravia, E. Knill, R. Laflamme, T. F. Havel, and D. G. Cory, “Exploring noiseless subsystems via nuclear magnetic resonance,” Physical Review A 67, 062303 (2003).
- L. Viola and E. Knill, “Robust dynamical decoupling of quantum systems with bounded controls,” Physical Review Letters 90, 037901 (2003).
- L. Viola and R. Onofrio, “Contractive Schrödinger cat states for a free mass,” New Journal of Physics 5, 5.1 (2003).
- L. Viola, “Quantum control via encoded dynamical decoupling,” Physical Review A 66, 012307 (2002).
- R. Laflamme, D. G. Cory, C. Negrevergne, and L. Viola, “NMR quantum information processing and entanglement,” Invited Perspective, Quantum Information & Computation 2, 166 (2002).
- E. M. Fortunato, L. Viola, J. Hodges, G. Teklemariam, and D. G. Cory, “Implementation of universal control on a decoherence-free qubit,” New Journal of Physics 4, 5.1 (2002).
- S. Lloyd and L. Viola, “Engineering quantum dynamics,” Physical Review A 65, Rapid Communication, 010101 (2001).
- 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).
- L. Viola, E. Knill, and R. Laflamme, “Constructing qubits in physical systems,” Journal of Physics A 34, 7067 (2001).
- T. F. Havel, Y. Sharf, L. Viola, and D. G. Cory, “Hadamard products of product operators and the design of gradient-diffusion experiments for simulating decoherence by NMR spectroscopy,” Physics Letters A 280, 282 (2001).
- D. G. Cory, R. Laflamme, E. Knill, L. Viola, T. F. Havel, N. Boulant, G. Boutis, E. M. Fortunato, S. Lloyd, R. Martinez, C. Negrevergne, Y. Sharf, G. Teklemariam, Y. S. Weinstein, and W. H. Zurek, “NMR based quantum information processing: Achievements and prospects,” Fortschritte der Physik 48, 875 (2000).
- L. Viola, E. Knill, and S. Lloyd, “Dynamical generation of noiseless quantum subsystems,” Physical Review Letters 85, 3520 (2000).
- L. Viola, E. M. Fortunato, S. Lloyd, C.-H. Tseng, and D. G. Cory, “Stochastic resonance and nonlinear response by NMR spectroscopy,” Physical Review Letters 84, 5466 (2000).
- K. Pance, L. Viola, and S. Sridhar, “Tunneling proximity resonances: Interplay between symmetry and dissipation,” Physics Letters A 268, 399 (2000).
- W. Lu, L. Viola, K. Pance, M. Rose, and S. Sridhar, “Microwave study of quantum n-disk scattering,” Physical Review E 61, 3652 (2000); ibid. 62, 4478 (E) (2000).
- E. Knill, R. Laflamme, and L. Viola, “Theory of quantum error correction for general noise,” Physical Review Letters 84, 2525 (2000).
- L. Viola, S. Lloyd, and E. Knill, “Universal control of decoupled quantum systems,” Physical Review Letters 83, 4888 (1999).
- L. Viola, E. Knill, and S. Lloyd, “Dynamical decoupling of open quantum systems,” Physical Review Letters 82, 2417 (1999).
- L. Viola and S. Lloyd, “Dynamical suppression of decoherence in two-state quantum systems,” Physical Review A 58, 2733 (1998).
- L. M. Morato and L. Viola, “A relativistically covariant stochastic model for systems with a fluctuating number of particles,” Physics Letters A 246, 214 (1998).
- R. Onofrio and L. Viola, “Dynamics of decoherence in continuous atom-optical quantum nondemolition measurements,” Physical Review A 58, 69 (1998).
- R. Onofrio and L. Viola, “Lindblad approach to nonlinear Jaynes-Cummings dynamics of a trapped ion,” Physical Review A 56, 39 (1997).
- R. Onofrio and L. Viola, “Gravitation at the mesoscopic scale,” Modern Physics Letters A 12, 1411 (1997).
- L. Viola and R. Onofrio, “Measured quantum dynamics of a trapped ion,” Physical Review A 55, Rapid Communication, 3291 (1997).
- L. Viola, R. Onofrio, and T. Calarco, “Macroscopic quantum damping in SQUID rings,” Physics Letters A 229, 23 (1997).
- L. Viola and R. Onofrio, “Testing the equivalence principle through freely falling quantum objects,” Physical Review D 55, 455 (1997).
- R. Onofrio and L. Viola, “Quantum damping of position due to energy measurements,” Physical Review A 53, 3773 (1996).
- L. M. Morato and L. Viola, “Markov diffusions in co-moving coordinates and stochastic quantization of the free relativistic spinless particle,” Journal of Mathematical Physics 36, 4691 (1995); ibid. 37, 4769 (E) (1995).
- F. Illuminati and L. Viola, “Stochastic variational approach to minimum uncertainty states,” Journal of Physics A 28, 2953 (1995).
- F. Iachello, S. Oss, and L. Viola, “Algebraic approach to molecular rotation-vibration spectra: Rotation-vibration interactions,” Journal of Chemical Physics 101, 3531 (1994).
- F. Iachello, S. Oss, and L. Viola, “Rotation-vibration interaction and Fermi resonances of HCCF in the vibron model,” Molecular Physics 78, 561 (1993).
- F. Iachello, S. Oss, and L. Viola, “Vibrational analysis of monofluoroacetylene (HCCF) in the vibron model,” Molecular Physics 78, 545 (1993).