Kvantinformation & Kvantoptik
Quantum Information & Quantum Optics

Recent Publications

State-independent quantum contextuality with single photons

Elias Amselem, Magnus Rådmark, Mohamed Bourennane and Adan Cabello,
Phys. Rev. Lett. 103 160405 (2009)

Experimental filtering of two-, four-, and six-photon singlets from single PDC source

Magnus Rådmark, Marcin Wiesniak, Marek Zükowski, Mohamed Bourennane,
Phys. Rev. A (Rapid comm.), 80, 040302 (2009)

Spotlighted as exceptional research,
Protecting quantum superpositions from the outside world
Alexander Lvovsky, Physics 2, 83 (2009), DOI: 10.1103/Physics.2.83.

Selected also for Journal of Quantum Information, October 2009

Experimental Test of Fidelity Limits in Six-Photon Interferometry and of Rotational Invariance Properties of the Photonic Six-Qubit Entanglement Singlet State

Magnus Rådmark, Marek Zükowski, Mohamed Bourennane,
Phys. Rev. Lett., 103, 150501 (2009).

Spotlighted as exceptional research,
Protecting quantum superpositions from the outside world
Alexander Lvovsky, Physics 2, 83 (2009), DOI: 10.1103/Physics.2.83.

Selected also for Journal of Quantum Information, October 2009

See press release from Stockholm university, Ett starkt invariant tillstånd bland sköra kvanttillstånd, Maria Sandqvist, November 4th 2009.

See also, Best quantum messages travel in packs of six, by Lisa Grossman, Science news, November 7th, 11 (2009).

Experimental four-qubit bound entanglement

Elias Amselem and Mohamed Bourennane,
Nature Physics, 5, 748 (2009)

Selected for News and Views,
Entanglement: Entangled and bound
Antonio Acín, Nature Physics 5, 711 - 712 (2009), do10.1038/nphys1401.

Selected also for Journal of Quantum Information, October 2009

See also, Physicists Investigate Unusual Four-Qubit Entanglement by Lisa Zyga, physorg.com, September 30th 2009.

See press release from Stockholm university, Stockholmsfysiker först med att observera kvant-tillstånd med bunden sammanflätning,Jonas Åblad, November 9th 2009.

Interference contrast in multi-source few photon optics

Wieslaw Laskowski, Marcin Wiesniak, Marek Zukowski, Mohamed Bourennane and Harald Weinfurter,
J. Phys. B 42, 114004

Experimental high fidelity six-photon entangled state for telecloning protocol

Magnus Rådmark, Marek Zukowski and Mohamed Bourennane,
New J. Phys., 11 103016 (2009)

Arbitrarily High Super-Resolving Phase Measurements at Telecommunication Wavelengths

Christian Kothe, Gunnar Björk, Mohamed Bourennane,
Submitted for publication Phys. Rev. Lett., (2009).

Sagnac quantum key distribution and secret sharing

Jan Bogdanski, Johan Ahrens, Mohamed Bourennane,
Proc. SPIE, Vol. 7236, 72360M (2009).

Single mode fiber birefringence compensation in Sagnac and "plug & play" interferometric setups

Jan Bogdanski, Johan Ahrens, Mohamed Bourennane,
Opt. Express 17, 4485 (2009).

Sagnac quantum key distribution over telecom fiber networks

Jan Bogdanski, Johan Ahrens, Mohamed Bourennane
Opt. Comm. 282, 1231, (2009).


Earlier Publications 2009

Multiuser quantum key distribution over telecom fiber networks

Jan Bogdanski, Nima Rafiei, Mohamed Bourennane
Opt. Commun. 282, 258

Single mode fiber birefringence compensation in Sagnac and "plug & play" interferometric setups

Jan Bogdanski, Johan Ahrens, Mohamed Bourennane
Opt. Express 17, 4485

Sagnac quantum key distribution over telecom fiber networks

Jan Bogdanski, Johan Ahrens, Mohamed Bourennane
Opt. Commun. 282, 1231

Sagnac secret sharing over telecom fiber networks

Jan Bogdanski, Johan Ahrens, Mohamed Bourennane
Opt. Express 17, 1055

Sagnac quantum key distribution and secret sharing

Jan Bogdanski, Johan Ahrens, Mohamed Bourennane
SPIE Proceedings 7236, 72360M

Birefringence compensation in sagnac and its quantum communication applications

Jan Bogdanski, Johan Ahrens, Mohamed Bourennane
SPIE Proceedings 7465, 74650Z


Publications 2008

Addendum to "Experimental demonstration of a quantum protocol for Byzantine agreement and liar detection"

Sascha Gaertner, Mohamed Bourennane, Christian Kurtsiefer, Adan Cabello and Harald Weinfurter
Phys. Rev. Lett. 101 208902

Experimental quantum secret sharing using telecommunication fiber

Jan Bogdanski, Nima Rafiei, Mohamed Bourennane
Phys. Rev. A 78, 062307

Five-user QKD over switched fiber networks

Jan Bogdanski, Nima Rafiei, Mohamed Bourennane
SPIE Proceedings 7092, 70920K

Experimental Demonstration of a Quantum Protocol for Byzantine Agreement and Liar Detection

Sascha Gaertner, Mohamed Bourennane, Christian Kurtsiefer, Adan Cabello, Harald Weinfurter
Phys. Rev. Lett. 100, 070504


Publications 2007

Experimental Demonstration of Four-Party Quantum Secret Sharing

S. Gaertner, C. Kurtsiefer, M. Bourennane and H. Weinfurter
Phys. Rev. Lett. 98, 020503


Publications 2006

Entanglement Persistency of Multiphoton Entangled States

Bourennane, Mohamed; Eibl, Manfred; Gaertner, Sascha; Kiesel, Nikolai; Kurtsiefer, Christian
Physical Review Letters, vol. 96, Issue 10, id. 100502


Publications 2005

Experimental Single Qubit Quantum Secret Sharing

Christian Schmid, Pavel Trojek, Mohamed Bourennane, Christian Kurtsiefer, Marek Zukowski and Harald Weinfurter
Phys. Rev. Lett. 95, 230505

Experimental quantum communication complexity

Pavel Trojek, Christian Schmid, Mohamed Bourennane, Caslav Brukner, Marek Zukowski and Harald Weinfurte
Phys. Rev. A 72, 050305