Our papers, some already published, and most on the arXiv

 Scroll-to-bottom for papers beyond the agenda !!

41. Engineering the sensitivity of macroscopic physical systems to variations in the fine-structure constant

B. Zjawin, M. Bober, R. Ciuryło, D. Lisak, M. Zawada, P. Wcisło

Europhysics Letters 136, 58001 (2022).


40. Addressing some common objections to generalized noncontextuality

David Schmid, John H Selby, Robert W Spekkens

arXiv:2302.07282 [quant-ph]


39. Contextuality with vanishing coherence and maximal robustness to dephasing

Vinicius P. Rossi, David Schmid, John H. Selby, Ana Belén Sainz.

arXiv:2212.06856 [quant-ph]


38. The resource theory of nonclassicality of channel assemblages

Beata Zjawin, David Schmid, Matty J. Hoban, Ana Belén Sainz

arXiv:2209.10177 [quant-ph]


37. Macrorealism as strict classicality in the framework of generalized probabilistic theories (and how to falsify it)

David Schmid

arXiv:2209.11783 [quant-ph]


36. What aspects of the phenomenology of interference witness nonclassicality?

Lorenzo Catani, Matthew Leifer, Giovanni Scala, David Schmid, Robert W. Spekkens

arXiv:2211.09850 [quant-ph]


35. Graph approach to entanglement generation by boson subtractions

Seungbeom Chin, Yong-Su Kim, Marcin Karczewski

arXiv:2211.04042 [quant-ph]


34. Topological invariants in quantum walks

Andrzej Grudka, Marcin Karczewski, Pawel Kurzynski, Jan Wojcik, Antoni Wojcik

Phys. Rev. A 107, 032201 (2023). arxiv link


33. Why interference phenomena do not capture the essence of quantum theory

L. Catani, M. Leifer, D. Schmid, R. W. Spekkens

arXiv:2111.13727 [quant-ph]


32. Reply to ‘Comment on ‘Why interference phenomena do not capture the essence of quantum theory’'

L. Catani, M. Leifer, D. Schmid, R. W. Spekkens

arXiv:2207.11791 [quant-ph]


31. What is nonclassical about uncertainty relations?

L. Catani, M. Leifer, G. Scala, D. Schmid, R. W. Spekkens

arXiv:2207.11779 [quant-ph]


30. Optimal Interferometry for Bell Nonclassicality Induced by a Vacuum–One-Photon Qubit

Tamoghna Das, Marcin Karczewski, Antonio Mandarino, Marcin Markiewicz, Marek Żukowski

Phys. Rev. Applied 18, 034074 (2022). arxiv link


29. Uniqueness of noncontextual models for stabilizer subtheories

David Schmid, Haoxing Du, John H. Selby, Matthew F. Pusey

Phys. Rev. Lett. 129, 120403 (2022).


28. A hierarchy of semidefinite programs for generalised Einstein-Podolsky-Rosen scenarios

Matty J. Hoban, Tom Drescher, Ana Belén Sainz

arXiv:2208.09236 [quant-ph]


27. An open-source linear program for testing nonclassicality

John H. Selby, Elie Wolfe, David Schmid, Ana Belén Sainz

arXiv:2204.11905 [quant-ph]


26. Decomposing all multipartite non-signalling channels via quasiprobabilistic mixtures of local channels in generalised probabilistic theories

Paulo J. Cavalcanti, John H. Selby, Jamie Sikora, Ana Belén Sainz

J. Phys. A: Math. Theor. 55, 404001 (2022).


25. Remarks about Bell-nonclassicality of a single photon

Tamoghna Das, Marcin Karczewski, Antonio Mandarino, Marcin Markiewicz, Bianka Woloncewicz, Marek Żukowski

Physics Letters A 435, 128031 (2022).  pdf


24. Avenues to generalising Bell inequalities

Marcin Karczewski, Giovanni Scala, Antonio Mandarino, Ana Belén Sainz, Marek Żukowski

J. Phys. A: Math. Theor. 55, 384011 (2022)


23. On characterising assemblages in Einstein-Podolsky-Rosen scenarios

Vinicius P. Rossi, Matty J. Hoban, Ana Belén Sainz

J. Phys. A: Math. Theor. 55, 264002 (2022)


22. Accessible fragments of generalized probabilistic theories, cone equivalence, and applications to witnessing nonclassicality

John H. Selby, David Schmid, Elie Wolfe, Ana Belén Sainz, Ravi Kunjwal, Robert W. Spekkens

arXiv:2112.04521 [quant-ph]


21. Why interference phenomena do not capture the essence of quantum theory

Lorenzo Catani, Matthew Leifer, David Schmid, Robert W. Spekkens

arXiv:2111.13727 [quant-ph]


20. Quantifying EPR: the resource theory of nonclassicality of common-cause assemblages

Beata Zjawin, David Schmid, Matty J. Hoban, Ana Belén Sainz

Quantum 7, 926 (2023).


19. Wave-particle complementarity: detecting violation of local realism with photon-number resolving weak-field homodyne measurements

Tamoghna Das, Marcin Karczewski, Antonio Mandarino, Marcin Markiewicz, Marek Żukowski

New J. Phys. 24, 033017 (2022). arxiv link


18. Restricted Hidden Cardinality Constraints in Causal Models

Beata Zjawin, Elie Wolfe, Robert W. Spekkens

Electronic Proceedings in Theoretical Computer Science 343, 119 (2021). arxiv link


17. Entropic Inequality Constraints from e-separation Relations in Directed Acyclic Graphs with Hidden Variables

 Noam Finkelstein, Beata Zjawin, Elie Wolfe, Ilya Shpitser, Robert W. Spekkens

37th Conference on Uncertainty in Artificial Intelligence, published at Proceedings of Machine Learning Research. arxiv link


16. Comment on `Single particle nonlocality with completely independent reference states'

Tamoghna Das, Marcin Karczewski, Antonio Mandarino, Marcin Markiewicz, Bianka Woloncewicz, Marek Żukowski

New J. Phys. 24, 038001 (2022). arxiv link


15. Contextuality without incompatibility

John H. Selby, David Schmid, Elie Wolfe, Ana Belén Sainz, Ravi Kunjwal, Robert W. Spekkens

arXiv:2106.09045 [quant-ph]


14. Post-quantum steering is a stronger-than-quantum resource for information processing

Paulo J. Cavalcanti, John H. Selby, Jamie Sikora, Thomas D. Galley, Ana Belén Sainz

npj Quantum Information volume 8, 76 (2022)


13. Can single photon excitation of two spatially separated modes lead to a violation of Bell inequality via homodyne measurements?

Tamoghna Das, Marcin Karczewski, Antonio Mandarino, Marcin Markiewicz, Bianka Woloncewicz, Marek Żukowski

New Journal of Physics 23, 073042 (2021).  arxiv link


12. No-go for device independent protocols with Tan-Walls-Collett 'nonlocality of a single photon'

Tamoghna Das, Marcin Karczewski, Antonio Mandarino, Marcin Markiewicz, Bianka Woloncewicz, Marek Żukowski

 arXiv:2102.03254 [quant-ph]


11. Characterising and bounding the set of quantum behaviours in contextuality scenarios

Anubhav Chaturvedi, Máté Farkas, Victoria J Wright

Quantum 5, 484 (2021). 


10. Correlations constrained by composite measurements

Łukasz Czekaj, Ana Belén Sainz, John Selby, Michał Horodecki

arXiv:2009.04994 [quant-ph]


9. Revisiting dynamics of quantum causal structures -- when can causal order evolve?

John H. Selby, Ana Belén Sainz, Paweł Horodecki

arXiv:2008.12757 [quant-ph]


8. General Probabilistic Theories with a Gleason-type Theorem

Victoria J Wright, Stefan Weigert

Quantum 5, 588 (2021).


7. Borromean states in discrete-time quantum walks

Marcin Markiewicz, Marcin Karczewski, Pawel Kurzynski

Quantum 5, 523 (2021).


6. Why standard entanglement theory is inappropriate for the study of Bell scenarios

David Schmid, Thomas C. Fraser, Ravi Kunjwal, Ana Belen Sainz, Elie Wolfe, Robert W. Spekkens

arXiv:2004.09194 [quant-ph] 


5. The complexity of compatible measurements

Paul Skrzypczyk, Matty J. Hoban, Ana Belén Sainz, Noah Linden

Physical Review Research 2, 023292 (2020).


4.  Reference frames which separately store non-commuting conserved quantities

Sandu Popescu, Ana Belén Sainz, Anthony J. Short, Andreas Winter

Physical Review Letters 125, 090601 (2020).


3.  Bipartite post-quantum steering in generalised scenarios

Ana Belén Sainz, Matty J. Hoban, Paul Skrzypczyk, Leandro Aolita

Physical Review Letters 125, 050404 (2020).


2.  Quantifying Bell: The Resource Theory of Nonclassicality of Common-Cause Boxes

Elie Wolfe, David Schmid, Ana Belén Sainz, Ravi Kunjwal, Robert W. Spekkens

Quantum 4, 280 (2020).


1.  Quantum violations in the Instrumental scenario and their relations to the Bell scenario

T. Van Himbeeck, J. Bohr Brask, S. Pironio, R. Ramanathan, A. B. Sainz, E. Wolfe 

Quantum 3, 186 (2019).

Other publications as well, not necessarily on the research agenda !

Ana Belén Sainz

Quantum Science and Technology 7, 044004 (2022). Also at arXiv:2202.06867 [physics.soc-ph]


Luka Ursić, Godfrey Baldacchino, Željana Bašić, Ana Belén Sainz, Ivan Buljan, Miriam Hampel, Ivana Kružić, Mia Majić, Ana Marušić, Franck Thetiot, Ružica Tokalić, Leandra Vranješ Markić. 

Sustainability 14(15), 9306 (2022)