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Quantum Information Theory

Quantum Information Theory explores the intersection of quantum mechanics and information theory.

At its core are qubits, quantum counterparts to classical bits, which can exist in superpositions and entangled states. Superposition enables parallel computations, while entanglement provides unique correlations between particles. Quantum gates manipulate qubits, forming the basis for quantum computing and algorithms.

This interdisciplinary field encompasses quantum cryptography, communication, and sensing. Challenges include mitigating decoherence, implementing error correction, and bridging theoretical concepts with practical applications. Quantum Information Theory promises revolutionary advancements in computation, communication security, and precision measurement.

Qunipa group has given notably contributions with several works on entanglement dynamics, quantum state transfer, quantum information scrambling and quantum darwinism.

Quantum Information Theory

Projects

Recent publications 53

All 53 papers in information
  1. White paper: 1-10 Hz matter-wave interferometer to test the spin entanglement witness for quantum gravity
    Sougato Bose, Anupam Mazumdar, Marko Toroš, Tian Zhou, Tadeusz Adach, Niayesh Afshordi, Agya Sewara Alam, Alexandre Arbey, Navdeep Arya, Simon Baier and 111 more, including Mauro Paternostro
    Preprint Preprint, arXiv:2610.07422 (2026)
  2. Enabling Deterministic Passive Quantum State Transfer with Giant Atoms
    Oliver Diekmann, Enrico Di Benedetto, Nicolas Jungwirth, Daniele De Bernardis, Zeyu Kuang, Francesco Ciccarello, Stefan Rotter, Peter Rabl, Alejandro González-Tudela and Carlos Gonzalez-Ballestero
    PRX Quantum 7, 043013 (2026)
  3. Entangled photons from quantum-dot-cavity systems under non-Markovian decoherence by pulsed excitation
    Katy Snow and Mauro Paternostro
    Phys. Rev. B 114, 185301 (2026)
  4. Revealing the non-classicality of a molecular nanomagnet
    Phys. Rev. Research 8, 033207 (2026)
  5. Entanglement growth in the dark intervals of a locally monitored free-fermion chain
    Giovanni Di Fresco, Youenn Le Gal, Davide Valenti, Marco Schiró and Angelo Carollo
    Quantum 10, 2183 (2026)
  6. Low-depth simulation of non-Markovianity under quantum hardware noise
    Preprint Preprint, arXiv:2607.05519 (2026)
  7. Nonclassical energy-change distribution as a witness of non-Markovian quantum dynamics
    Marco Pezzutto, Anton Corr, Gabriele De Chiara, Salvatore Lorenzo and Stefano Gherardini
    Preprint Preprint, arXiv:2605.26818 (2026)
  8. Multimode-cavity picture of non-Markovian waveguide QED
    Dario Cilluffo, Luca Ferialdi, G. Massimo Palma, Giuseppe Calajò and Francesco Ciccarello
    Phys. Rev. Res. 8, 023172 (2026)