Emmanuel Zambrini Cruzeiro

Scientific Achievements

Degrees

PhD, Université de Genève, 05-12-2017

Academic Activities

3Supervision of PhD theses

As Supervisor

Entangling measurements to power quantum communication, PhD Student, Pedro Ricardo Neto Mendes, Expected conclusion 09-2027
Optical quantum memories and applications to quantum communication, PhD Student, José Senart, Expected conclusion 09-2027
High-dimensional quantum states of light for efficient quantum communication, PhD Student, Gonçalo Lobato Baptista Teixeira, Expected conclusion 03-2027

7Supervision of MSc theses

As Supervisor

Quantum and quantum-inspired neural networks for pattern recognition, MSc Student, Dinis Rodrigues Fernandes Alves Felgueiras, Expected conclusion 10-2026
Space-based high-speed quantum communication, MSc Student, Duarte Lourenço Sumares Velosa Barreto, Concluded 10-2025
Generating entangled photon pairs compatible with atomic transitions, MSc Student, Rodrigo Liquito Murta, Concluded 10-2025
Bell correlations and optical quantum memory for nobles-gas nuclear spins, MSc Student, Alexandre Gil Gouveia Maia Barbosa, Concluded 07-2024
NMR Quantum Information Processing on liquid Chloroform and Continuous-Time Quantum Walks on Squares, MSc Student, Hugo Miranda, Concluded 11-2023
Mechanical design for satellite quantum communication, MSc Student, Luis Barbosa, Concluded 10-2023

As Co-supervisor

High-Speed Free-Space Quantum Key Distribution, MSc Student, Ricardo Figueiredo Ferreira, Concluded 12-2023

Publications

17Papers in Journals

Early Access

P. Mendes, D. Rusca, H. Z. Zbinden, E. Z. C. Cruzeiro, Quantum keyless private communication under intense background noise, Physical Review A, Vol. 113, No. 2, pp. -, February, 2026,
| Abstract | BibTex
P. Mendes, P.S André, E. Z. C. Cruzeiro, Simple portable quantum key distribution for science outreach, American Journal of Physics, Vol., No., pp. - | BibTex

Published

A. Bastos, E. Z. C. Cruzeiro, M. Niehus, P.S André, Quantum Sensors: A Comprehensive Review and Future Perspectives, ieee sensors reviews, Vol., No., pp. 1 - 17, 2026 | BibTex
R. Wagner, F. C. R. Peres, E. Z. C. Cruzeiro, E. F. Galvão, Unitary-invariant method for witnessing nonstabilizerness in quantum processors, Journal of Physics A: Mathematical and Theoretical, Vol. 58, No. 28, pp. 285302 - 285302, July, 2025 | BibTex
Y. Guo, H. Tang, J. Pauwels, E. Z. C. Cruzeiro, X. Hu, B. Liu, Y. Huang, C. Li, G. Guo, A. Tavakoli, Compression of Entanglement Improves Quantum Communication, Laser & Photonics Reviews, Vol. 19, No. 10, pp. -, February, 2025 | BibTex
Y. Liu, H. Chung, E. Z. C. Cruzeiro, J. Gonzalez, R. Ramanathan, A. Cabello, Equivalence between face nonsignaling correlations, full nonlocality, all-versus-nothing proofs, and pseudotelepathy, Physical Review Research, Vol. 6, No. 4, pp. -, November, 2024 | BibTex
E. Z. C. Cruzeiro, C. Mol, S. Massar, S. Pironio, Quantum-inspired classification based on quantum state discrimination, Quantum Machine Intelligence, Vol. 6, No. 2, pp. -, November, 2024 | BibTex
P. Mendes, G. T. Teixeira, D. P. Pinho, R. Rocha, P.S André, M. Niehus, R.F Faleiro, D. Rusca, E. Z. C. Cruzeiro, Optical payload design for downlink quantum key distribution and keyless communication using CubeSats, EPJ Quantum Technology, Vol. 11, No. 1, pp. ? - ?, July, 2024,
| Abstract | BibTex
G. Frazão, M. Pezzutto, Y. Omar, E. Z. C. Cruzeiro, S. G. Gherardini, Coherence-Enhanced Single-Qubit Thermometry out of Equilibrium, Entropy, Vol. 26, No. 7, pp. 568 - 568, June, 2024 | BibTex
E. Z. C. Cruzeiro, Terrestrial very-long-baseline atom interferometry: Workshop summary, avs quantum science, Vol. 6, No. 2, pp. -, May, 2024 | BibTex
J. Jesus, E. Z. C. Cruzeiro, Tight Bell inequalities from polytope slices, Physical Review A, Vol. 108, No. 5, pp. 052220 - 052226, November, 2023 | BibTex
L. Bugalho, E. Z. C. Cruzeiro, K. C. S. Chen, W. D. Dai, D. Englund, Y. Omar, Resource-efficient simulation of noisy quantum circuits and application to network-enabled QRAM optimization, npj quantum information, Vol. 9, No. 1, pp. 105 - 118, October, 2023 | BibTex
M. Silva, R.F Faleiro, P. Mateus, E. Z. C. Cruzeiro, A coherence-witnessing game and applications to semi-device-independent quantum key distribution, Quantum, Vol. 7, No. 1, pp. 1090 - 1106, August, 2023 | BibTex
E. Z. C. Cruzeiro, Propagating quantum microwaves: towards applications in communication and sensing, Quantum Science and Technology, Vol. 8, No. 023001, pp. 1 - 27, March, 2023 | BibTex
E. Z. C. Cruzeiro, Cold atoms in space: community workshop summary and proposed road-map, EPJ Quantum Technology, Vol. 9, No. 1, pp. 1 - 55, November, 2022 | BibTex
L. Buffoni, S. G. Gherardini, E. Z. C. Cruzeiro, Y. Omar, Third law of thermodynamics and the scaling of quantum computers, Physical Review Letters, Vol. 129, No. 15, pp. 1 - 7, October, 2022 | BibTex
J. Pauwels, S. Pironio, E. Z. C. Cruzeiro, A. Tavakoli, Adaptive Advantage in Entanglement-Assisted Communications, Physical Review Letters, Vol. 129, No. 12, pp. 1 - 7, September, 2022 | BibTex

2Papers in Conferences

M. Niehus, D. F. Felgueiras, G. T. Teixeira, E. Z. C. Cruzeiro, P.S André, V. Sá, Study of parameter correlations from submarine DAS data analysis and from optical fiber signal propagation models, IAGA / IASPEI Joint Scientific Meeting, Lisbon, Portugal, September, 2025,
| Abstract | BibTex
P.S André, G. T. Teixeira, P. Mendes, J. Senart, E. Z. C. Cruzeiro, Quantum Technology: An Emerging Technology for Intrinsic Secure Communication, The International Telecommunications Conference - ITC-EGYPT, cairo, Egypt, Vol., pp. -, July, 2024 | Full text (PDF 26 KBs) | BibTex

Projects

Currently running projects3

Acronym	Name	Funding Agency	Start date	Ending date
ComSense	Inovação em Sensores e Comunicações para a Sociedade	Portugal 2030	01-10-2024	01-09-2027
NeuroQIC	Neuromorphic quantum-inspired computing	Fundação para a Ciência e a Tecnologia	01-10-2025	30-09-2026
QSNP	Quantum Secure Networks Partnership	EU	01-03-2023	31-08-2026

Closed Projects6

Acronym	Name	Funding Agency	Start date	Ending date
MFBNA	The many face(t)s of Bell nonlocality and their applications	FCT	01-01-2025	31-01-2026
MODAS	Monitorização dos Oceanos com Sensores Acústicos Distribuídos	FCT	01-03-2023	28-02-2026
PTQCI	Portuguese Quantum Communications Infrastructure - PTQCI	EU	01-01-2023	30-06-2025
QMiCS	QMiCS – Quantum Microwave Communication and Sensing	EU/H2020	01-10-2018	30-09-2021
QuantSat-PT	QuantSat-PT -- Portuguese Quantum Communications Cube-Satellite: Development of the Quantum Payload and Preliminary Design of the Space Segment	FCT	01-12-2020	30-11-2022
QuNetMed	Quantum Algorithms for Network Medicine	FCT	01-01-2023	30-06-2024

Related UN SDG

Activities from this researcher fall under the following United Nations Strategic Development Goals (SDGs):

Academic position:	Assistant Professor
Joining date:	01-07-2021
Roles in IT:	Researcher
Thematic Line:	Basic Sciences and Enabling Technologies
Group:	Physics of Information and Quantum Technologies - Lx

Emmanuel Zambrini Cruzeiro

Emmanuel Zambrini Cruzeiro

05-06-2026

IT Researchers Reflected on the Impact on Quantum Technologies Marking Telecommunications Day

09-03-2026

European Quantum Security Project QuantumPUF Brings Together Leading Research Team

18-02-2026

Instituto de Telecomunicações at TIS 2026: Innovation, Defense, and Quantum Technologies

10-10-2025

First secure quantum time transfer in Portugal under the EuroQCI/PTQCI project

18-07-2025

Launch of QIQO: A New Hub for Quantum Research

15-05-2025

FCT Announces Provisional Results of Exploratory Projects under the CMU, MIT, and UT Austin Portugal Programs

05-03-2025

NEWS@IT - Latest Issue

10-02-2025

Quantum Communications at IT leading the Way in International Year of Quantum Science and Technology

05-02-2025

NEWS@IT - Latest Issue

04-02-2025

Paper on quantum science featured in the prestigious American Journal of Physics

17-01-2025

Instituto de Telecomunicações and Capgemini join forces to advance security in a quantum future

08-01-2025

Project Snapshot | MODAS - Monitoring the Oceans with DAS

02-01-2025

NEWS@IT - Latest Issue

17-12-2024

Quantum-Inspired Machine Learning: Bridging Nature and Computation

12-09-2024

Four days of debate on "Quantum Communications in Free Space"

Bio

Scientific Achievements

As Supervisor

As Supervisor

As Co-supervisor

Currently running projects3

Closed Projects6