Sandu Popescu

Nonlocality beyond quantum mechanics

Quantum nonlocality as an axiom

Popescu, S. & Rohrlich, D. Mar 1994 In : Foundations of Physics. 24, 3, p. 379-385 7 p.

Quantum Nonlocality

Generic quantum nonlocality

Popescu, S. & Rohrlich, D. 1992 In : Phys.Lett.A. 166, p. 293

Bell's inequalities versus Teleportation. What is nonlocality?

Popescu, S. 1994 In : Phys.Rev.Lett 72, p. 797-799

Bell's inequalities and density matrices. Revealing "hidden" nonlocality

Popescu, S. 1995 In : Phys.Rev.Lett. 74, p. 2619

Purification of noisy entanglement and faithful teleportation via noisy channels

Bennett, C. H., Brassard, G., Popescu, S., Schumacher, B., Smolin, J. A. & Wootters, W. K. 1996 In : Phys. Rev. Lett. 76, 722 

Concentrating partial entanglement by local operations

Bennett, C. H., Bernstein, H., Popescu, S. & Schumacher, B. 1996 In : Phys.Rev.A. 53, p. 2046 - 2052

Thermodynamics and the measure of entanglement

Popescu, S. & Rohrlich, D. 1997 In : Phys. Rev. A, 56, Rapid Comm. R3319-R3321 

Teleportation

Experimental Realization of Teleporting an Unknown Pure Quantum State via Dual Classical and Einstein-Podolsky-Rosen Channels

Boschi, D., Branca, S., de Martini, F., Hardy, L. & Popescu, S. 1998 In : Phys.Rev.Lett. 80, p. 1121 - 1125

Foundations of statistical mechanics and thermodynamics

Entanglement and the foundations of statistical mechanics

Popescu, S., Short, A. J. & Winter, A. Nov 2006 In : Nature Physics. 2, 11, p. 754-758

Quantum mechanical evolution towards thermal equilibrium

Linden, N., Popescu, S., Short, A. J. & Winter, A. J. Jun 2009 In : Phys. Rev. E 79, .061103

How Small Can Thermal Machines Be? The Smallest Possible Refrigerator

Linden, N., Popescu, S. & Skrzypczyk, P. 21 Sep 2010 In : Phys. Rev. Lett. 105, 130401

Virtual qubits, virtual temperatures, and the foundations of thermodynamics

Brunner, N., Linden, N., Popescu, S. & Skrzypczyk, P. 14 May 2012 In : Phys. Rev. E, 85, 051117

Work extraction and thermodynamics for individual quantum systems

Popescu, S., Skrzypczyk, P. & Short, A. J. Jun 2014 In : Nature Communications. 5, 4185

Quantum state estimation and quantum frames of reference

Optimal extraction of information from finite quantum ensembles

Massar, S. & Popescu, S. 1995 In : Phys.Rev.Lett. 74, p. 1259

Spin Flips and Quantum Information for Antiparallel Spins

Gisin, N. & Popescu, S. 1999 In : Phys.Rev.Lett. 83, p. 432 - 435

Quantum effects in pre- and post-selected systems

Superpositions of time evolutions of a quantum system and a quantum time-translation machine

Aharonov, Y., Anandan, J., Popescu, S. & Vaidman, L. 1990 In : Phys.Rev.Lett.. 64, 25, p. 2965-2968 

Measurements, errors, and negative kinetic-energy

Aharonov, Y., Popescu, S., Rohrlich, D. & Vaidman, L.  1993 In : Phys.Rev. A, 48, 6, p. 4084-4090 

Revisiting Hardy's paradox: counterfactual statements, real measurements, entanglement and weak values

Aharonov, Y., Botero, A., Popescu, S., Reznik, B. & Tollaksen, J. 2002 In : Phys. Lett. A. 301, 3-4, p. 130-138 

Each instant of time a new Universe

Popescu, S., Aharonov, Y. & Tollaksen, J. 2013 in Quantum Theory - A two-time success story. Struppa, D. & Tollaksen, J. (eds.). Springer

Quantum Cheshire Cats 

Popescu, S., Aharonov, Y., Rohrlich, D. & Skrzypczyk, P. 7 Nov 2013 In : New Journal of Physics. 15, 113015

Quantum violation of the pigeonhole principle and the nature of quantum correlations

Aharonov, Y., Colombo, F., Popescu, S., Sabadini, I., Struppa, D.C., Tollaksen, J.,PNAS 113, 532 (2016)

Quantum correlations       

On the quantum, classical and total amount of correlations in a quantum state

Groisman, B., Popescu, S. & Winter, A. 2005 In : Phys.Rev.A. 72, p. 032317

Quantum Privacy Amplification

Quantum privacy amplification and the security of quantum cryptography over noisy channels

Deutsch, D., Ekert, A., Jozsa, R. O., Macchiavello, C., Popescu, S. & Sampera, A. 1996 In : Phys Rev Lett. 77, p. 2818 - 2821 

 Liquid state NMR Computation

Separability of very noisy mixed states and implications for NMR quantum computing

Braunstein, S. L., Caves, C. M., Linden, N., Jozsa, R. O., Popescu, S. & Schack, R. 1999 In : Phys Rev Lett. 83, p. 1054 - 1057

Other quantum effects

A Quantum Delayed-Choice Experiment

Peruzzo, A., Shadbolt, P., Brunner, N., Popescu, S. & O'Brien, J. L. 2012 In : Science. 338, 6107, p. 634-637 

Quantum Biology

Dynamic entanglement in oscillating molecules and potential biological implications

Cai, J., Popescu, S. & Briegel, H. J. Jun 2010 In : Phys. Rev. E, 82, 2, p. 1-10 10 p.021921