Publications

[16]Nicola D'Alessandro, Carles Roch i Carceller and Armin Tavakoli.

“Semidefinite block-matrix relaxations for computing quantum correlations”

PRX (accepted) (2026). arXiv

[15]Carles Roch i Carceller, Hanwool Lee, Jonatan Bohr Brask, Kieran Flatt and Joonwoo Bae.

“Sequential Semi-Device-Independent Quantum Randomness Certification”

Phys. Rev. Research 8, 023186 (2026). arXiv

[14]Carles Roch i Carceller and Armin Tavakoli.

“The role of entanglement in energy-restricted communication and randomness generation”

Quantum Sci. Technol. 11, 025020 (2026). arXiv

[13]Armin Tavakoli, Carles Roch i Carceller, Lucas Tendick, and Tamás Vértesi.

“Unlimited quantum correlation advantage from bound entanglement”

New J. Phys. 28, 034503 (2026). arXiv

[12]Carles Roch i Carceller.

“Entanglement structure certification based on energy-restricted state discrimination”

New J. Phys. 28, 024509 (2026). arXiv

[11]Carles Roch i Carceller, Jef Pauwels, Stefano Pironio and Armin Tavakoli.

“Prepare-and-measure scenarios with photon-number constraints”

Phys. Rev. Lett. 135, 140802 (2025). arXiv

[10]Carles Roch i Carceller, Lucas Nunes Faria, Zheng-Hao Liu, Nicolò Sguerso, Ulrik Lund Andersen, Jonas Schou Neergaard-Nielsen and Jonatan Bohr Brask.

“Improving semi-device-independent randomness certification by entropy accumulation”

Phys. Rev. A 112, 022430 (2025). arXiv

[9]Carles Roch i Carceller and Alexander Bernal.

“Global restrictions under local state discrimination”

Phys. Rev. A 111, 042422 (2025). arXiv

[8]Carles Roch i Carceller and Armin Tavakoli.

“Bound entangled states are useful in prepare-and-measure scenarios”

Phys. Rev. Lett. 134, 090802 (2025). arXiv

[7]Nicola D'Alessandro, Carles Roch i Carceller and Armin Tavakoli.

“Semidefinite relaxations for high-dimensional entanglement in the steering scenario”

Phys. Rev. Lett. 134 (9), 090802 (2025). arXiv

[6]Pharnam Bakhshinezhad, Mohammad Mehboudi, Carles Roch i Carceller and Armin Tavakoli.

“Scalable entanglement certification via quantum communication”

PRX Quantum 5, 020319 (2024). arXiv

[5]Carles Roch i Carceller and Jonatan Bohr Brask.

“A contextuality witness inspired by optimal state discrimination”

Phys. Rev. A 109, 032202 (2024). arXiv

[4]Hanwool Lee, Kieran Flatt, Carles Roch i Carceller, Jonatan Bohr Brask and Joonwoo Bae.

“Maximum confidence measurement for qubit states”

Phys. Rev. A 106 (3), 032422 (2022). arXiv

[3]Kieran Flatt, Hanwool Lee, Carles Roch i Carceller, Jonatan Bohr Brask and Joonwoo Bae.

“Contextual advantages and certification for maximum confidence discrimination”

PRX Quantum 3 (3), 030337 (2022). arXiv

[2]Carles Roch i Carceller, Kieran Flatt, Hanwool Lee, Joonwoo Bae and Jonatan Bohr Brask.

“Quantum vs. noncontextual semi-device-independent randomness certification”

Phys. Rev. Lett. 129 (5), 050501 (2022). arXiv

[1]Yu-Xiang Zhang, Carles Roch i Carceller, Morten Kjaergaard and Anders Søndberg Sørensen.

“A charge-noise insensitive chiral photonic interface for waveguide circuit QED”

Phys. Rev. Lett. 127 (23), 233601 (2021). arXiv

[21]Carles Roch i Carceller.

“MoMPy: automated construction of moment matrices for semidefinite programming relaxations”

arXiv:2608.16512 (2026). arXiv

[20]Nicola D'Alessandro, Oliver karlsson and Carles Roch i Carceller.

“Characterising the set of deterministic quantum correlations in prepare-and-measure scenarios”

arXiv:2608.09667 (2026). arXiv

[19]Makoto Ishihara, Carles Roch i Carceller, Kieran Neil Wilkinson, Casper Ahl Breum, Tobias Gehring, Jonatan Bohr Brask.

“Quantum randomness certification with untrusted measurements and few probe states”

arXiv:2210.13608 (2026). arXiv

[18]Mattia Sabatini, Carles Roch i Carceller, Tommaso Bertapelle, Andrea Peri, Giulio Gualandi, Matías Rubén Bolaños, Yoann Piétri, Giacomo Corrielli, Paolo Villoresi, Giuseppe Vallone, Roberto Osellame, Armin Tavakoli, Marco Avesani.

“Efficient Energy-Constrained Semi-Device-Independent QRNG with an Integrated Heterodyne Receiver”

arXiv:2606.23231 (2026). arXiv

[17]Wen-Zhe Yan, Lan-Tian Feng, Zhibo Hou, Yuan-Yuan Zhao, Carles Roch i Carceller, Armin Tavakoli, Huangjun Zhu, Guang-Can Guo, Xi-Feng Ren, Guo-Yong Xiang.

“A single programmable photonic circuit for universal quantum measurements”

arXiv:2603.20085 (2026). arXiv