Selected Publications

Interference at the single photon level along satellite-ground channels

foto setup tlgr12

G. Vallone1, D. Dequal1, M. Tomasin1, F. Vedovato1, M. Schiavon1, V. Luceri2, G. Bianco3, P. Villoresi1

1 : Department of Information Engineering, University of Padova, via Gradenigo 6/B, 35131 Padova, Italy
2 : e-GEOS spa, Matera 75100, Italy
3 : Matera Laser Ranging Observatory, Agenzia Spaziale Italiana, Matera 75100, Italy

Phys. Rev. Lett. 116, 253601 (2016)

Read more: Interference at the single photon level along satellite-ground channels

Experimental single-photon exchange along a space link of 7000 km

foto setup tlgr12

D. Dequal1, G. Vallone1, D. Bacco1, S. Gaiarin1, V. Luceri2, G. Bianco3, P. Villoresi1

1 : Department of Information Engineering, University of Padova, via Gradenigo 6/B, 35131 Padova, Italy
2 : e-GEOS spa, Matera 75100, Italy
3 : Matera Laser Ranging Observatory, Agenzia Spaziale Italiana, Matera 75100, Italy

Phys. Rev. A, 010301(R) (2016), DOI:10.1103/PhysRevA.93.010301

Read more: Experimental single-photon exchange along a space link of 7000 km

Experimental Satellite Quantum Communications

foto setup tlgr12

G. Vallone1, D. Bacco1, D. Dequal1, S. Gaiarin1, V. Luceri2, G. Bianco3, P. Villoresi1

1 : Department of Information Engineering, University of Padova, via Gradenigo 6/B, 35131 Padova, Italy
2 : e-GEOS spa, Matera 75100, Italy
3 : Matera Laser Ranging Observatory, Agenzia Spaziale Italiana, Matera 75100, Italy

Phys. Rev. Lett.115, 040502 (2015), DOI:10.1103/PhysRevLett.115.040502

Viewpoint: Sending Quantum Messages Through Space, Physics 8, 68 (2015),

Read more: Experimental Satellite Quantum Communications

Free-space quantum key distribution by rotation-invariant twisted photons

foto setup tlgr12 G. Vallone1, V. D'Ambrosio2, A. Sponselli3, S. Slussarenko4, L. Marrucci4, F. Sciarrino2, P. Villoresi1

1 : Dipartimento di Ingegneria dell’Informazione, Università di Padova, I-35131 Padova, Italy
2 : Dipartimento di Fisica, Sapienza Università di Roma, I-00185 Roma, Italy
3 : Dipartimento di Fisica e Astronomia, Università di Padova, I-35131 Padova, Italy
4 : Dipartimento di Fisica, Università di Napoli Federico II and CNR–SPIN, I-80126 Napoli, Italy

 

Phys. Rev. Lett. 111, 060503 (2014), DOI:10.1103/PhysRevLett.113.060503

Read more: Free-space quantum key distribution by rotation-invariant twisted photons

Experimental Quantum Key Distribution with finite-key security analysis for noisy channels

foto setup tlgr12 Davide Bacco1, Matteo Canale1, Nicola Laurenti1, Giuseppe Vallone1, and Paolo Villoresi1

1 : Department of Information Engineering, University of Padova, via Gradenigo 6/B, 35131 Padova, Italy

Nature Communications 4, 2363 (2013), DOI:10.1038/ncomms3363

Read more: Experimental Quantum Key Distribution with finite-key security analysis for noisy channels

Random bits, true and unbiased, from atmospheric turbulence

foto setup tlgr12 Davide G. Marangon, Giuseppe Vallone, and Paolo Villoresi

Dipartimento di Ingegneria dell'Informazione, Università degli Studi di Padova, Padova, Italy

Scientific Reports 4, 5490 (2014), DOI:10.1038/srep05490.

Read more: Random bits, true and unbiased, from atmospheric turbulence

Optimization of Two-Photon Wavefunction in Parametric Down Conversion by Adaptive Optics Control of the Pump Radiation

M. Minozzi1, S. Bonora2, A. V. Sergienko3, G. Vallone1 and P. Villoresi1

1 : Department of Information Engineering, University of Padova, via Gradenigo 6/B, 35131 Padova, Italy
2 : CNR-INFM LUXOR Laboratory for Ultraviolet and X-ray Optical Research, University of Padova, via Gradenigo 6, 35131 Padova, Italy
3 : Dept. of Electrical & Computer Engineering, Boston University, Boston, Massachusetts 02215

Optics Letters 38, 489 (2013), DOI: 10.1364/OL.38.000489

Read more: Optimization of Two-Photon Wavefunction in Parametric Down Conversion by Adaptive Optics Control...

Impact of Turbulence in Long Range Quantum and Classical Communications

Ivan Capraro1, Andrea Tomaello1, Alberto Dall’Arche1, Francesca Gerlin1, Rupert Ursin2, Giuseppe Vallone1, and Paolo Villoresi1

1 : Department of Information Engineering, University of Padova, via Gradenigo 6/B, 35131 Padova, Italy
2 : Institute for Quantum Optics and Quantum Information (IQOQI), Austrian Academy of Sciences, Boltzmanngasse 3, A-1090 Vienna, Austria

Physical Review Letters 109, 200502 (2012), DOI: 10.1103/PhysRevLett.109.200502

Read more: Impact of Turbulence in Long Range Quantum and Classical Communications