Our Recent Publications

2026

Structure of quantum measurements implementable with one round of classical communication

Authors: Arthur C. R. Dutra,Ties-A. Ohst,Hai-Chau Nguyen,Otfried Gühne

Published in: Reports on Progress in Physics

Date: Mar 2026


Communication-constrained nonlocal correlations

Authors: Lucas Pollyceno,Denis Freudenheim,José Nogueira,Anubhav Chaturvedi,Rafael Rabelo,Marcin Pawłowski

Published in: Preprint

Date: Mar 2026



2025

Can outcome communication explain Bell nonlocality?

Authors: Carlos Vieira,Carlos de Gois,Pedro Lauand,Lucas E. A. Porto,Sébastien Designolle,Marco Túlio Quintino

Published in: Preprint

Date: Oct 2025


Security of device-independent quantum key distribution via monogamy relations from multipartite information causality

Authors: Lucas Pollyceno,Anubhav Chaturvedi,Chithra Raj,Pedro R. Dieguez,Marcin Pawłowski

Published in: Physical Review A

Date: Oct 2025


Quantum non-classicality in the simplest causal network

Authors: Pedro Lauand,Davide Poderini,Rafael Rabelo,Rafael Chaves

Published in: Physical Review Letters

Date: Aug 2025


Quantum non-classicality in the simplest causal network

Authors: Pedro Lauand,Davide Poderini,Rafael Rabelo,Rafael Chaves

Published in: Physical Review Letters

Date: Aug 2025


Bi-Contextuality: A Novel Non-Classical Phenomenon in Bipartite Quantum Systems

Authors: Gabriel Ruffolo,Nigel Benjamin Lee Junsheng,Kim Mu Young,Dzmitry Matsukevich,Rafael Rabelo,Dagomir Kaszlikowski,Paweł Kurzyński

Published in: Preprint

Date: Jul 2025



2024

Characterizing randomness in parameterized quantum circuits through expressibility and average entanglement

Authors: Guilherme Ilário Correr,Ivan Medina,Pedro C. Azado,Alexandre Drinko,Diogo O. Soares-Pinto

Published in: Quantum Science and Technology

Date: Oct 2024


Causal Data Fusion with Quantum Confounders

Authors: Pedro Lauand,Bereket Ngussie Bekele,Elie Wolfe

Published in: Preprint

Date: May 2024


Quantum Non-classicality from Causal Data Fusion

Authors: Pedro Lauand,Bereket Ngussie Bekele,Elie Wolfe

Published in: Preprint

Date: May 2024


Observational-Interventional Bell Inequalities

Authors: Davide Poderini,Ranieri Nery,George Moreno,Santiago Zamora,Pedro Lauand,Rafael Chaves

Published in: Preprint

Date: Jan 2024



2023

The quantum maxima for the basic graphs of exclusivity are not reachable in Bell scenarios

Authors: Lucas E. A. Porto,Rafael Rabelo,Marcelo Terra Cunha,Adán Cabello

Published in: Philosophical Transactions of the Royal Society A

Date: Jan 2023



2022

Witnessing Non-Classicality in a Simple Causal Structure with Three Observable Variables

Authors: Pedro Lauand,Davide Poderini,Ranieri Nery,George Moreno,Lucas Pollyceno,Rafael Rabelo,Rafael Chaves

Published in: PRX Quantum

Date: Apr 2022


Differential Geometry of Contextuality

Authors: Sidiney B. Montanhano

Published in: Preprint

Date: Feb 2022


No-local-broadcasting theorem for non-signalling behaviours and assemblages

Authors: Carlos Vieira,Adrian Solymos,Cristhiano Duarte,Zoltán Zimborás

Published in: Physical Review A

Date: Jan 2022



2021

Entanglement-based quantum communication complexity beyond Bell nonlocality

Authors: Joseph Ho,George Moreno,Samuraí Brito,Francesco Graffitti,Christopher L. Morrison,Ranieri Nery,Alexander Pickston,Massimiliano Proietti,Rafael Rabelo,Alessandro Fedrizzi,Rafael Chaves

Published in: npj Quantum Information

Date: Jun 2021


Quantum sets of the multicolored-graph approach to contextuality

Authors: Lina Vandré,Marcelo Terra Cunha

Published in: Phys. Rev. A 106, 062210 (2022)

Date: May 2021


General Method for classicality certification in the prepare and measure scenario

Authors: Carlos de Gois,George Moreno,Ranieri Nery,Samuraí Brito,Rafael Chaves,Rafael Rabelo

Published in: PRX Quantum 2, 030311 (2021)

Date: Jan 2021



2020

Quantum Darwinism and the spreading of classical information in non-classical theories

Authors: Roberto D. Baldijao,Marius Krumm,Andrew J. P. Garner,Markus P. Mueller

Published in: Quantum 6, 636 (2022)

Date: Dec 2020



2019

Bounding the sets of classical and quantum correlations in networks

Authors: Alejandro Pozas-Kerstjens,Rafael Rabelo,Łukasz Rudnicki,Rafael Chaves,Daniel Cavalcanti,Miguel Navascues,Antonio Acín

Published in: Phys. Rev. Lett. 123, 140503 (2019)

Date: Apr 2019



2018

Classical Limits and Contextuality in a Scenario of Multiple Observers

Authors: Roberto D. Baldijao,Marcelo Terra Cunha

Published in: Phys. Rev. A 102.052226 (2020)

Date: Nov 2018



2017

Uniqueness of the joint measurement and the structure of the set of compatible quantum measurements

Authors: Leonardo Guerini,Marcelo Terra Cunha

Published in: Journal of Mathematical Physics 59, 042106 (2018)

Date: Nov 2017


Proposal for Automated Operations for Single-Photon Multipath Qudits

Authors: Roberto D. Baldijão,Gilberto F. Borges,Breno Marques,Miguel Solís-prosser,Leonardo Neves,Sebastião Pádua

Published in: Phys. Rev. A 96, 032329 (2017)

Date: Mar 2017



2015

General method for constructing local-hidden-variable models for entangled quantum states

Authors: Daniel Cavalcanti,Leonardo Guerini,Rafael Rabelo,Paul Skrzypczyk

Published in: Phys. Rev. Lett. 117, 190401 (2016)

Date: Dec 2015



2014

Multigraph approach to quantum non-locality

Authors: Rafael Rabelo,Cristhiano Duarte,Antonio J. Lopez-Tarrida,Marcelo Terra Cunha,Adan Cabello

Published in: J. Phys. A: Math. Theor. 47 (2014) 424021

Date: Jul 2014



2013

Simple Hardy-like proof of quantum contextuality

Authors: Adan Cabello,Piotr Badziag,Marcelo Terra Cunha,Mohamed Bourennane

Published in: Phys. Rev. Lett. 111 (2013) 180404

Date: Oct 2013



2012

State-independent contextuality with identical particles

Authors: Adan Cabello,Marcelo Terra Cunha

Published in: Phys. Rev. A 87 (2013) 022126

Date: Dec 2012



2011

Tests of Bell inequality with arbitrarily low photodetection efficiency and homodyne measurements

Authors: Mateus Araújo,Marco Túlio Quintino,Daniel Cavalcanti,Marcelo França Santos,Adán Cabello,Marcelo Terra Cunha

Published in: Phys. Rev. A 86, 030101(R) (2012)

Date: Dec 2011



2010

Continuous Quantum Error Correction Through Local Operations

Authors: Eduardo Mascarenhas,Breno Marques,Marcelo Terra Cunha,Marcelo França Santos

Published in: Phys. Rev. A 82, 032327 (2010)

Date: Sep 2010