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Conferences > QELS > 2008 > QMB > QMB1
  • Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies
  • OSA Technical Digest (CD) (Optica Publishing Group, 2008),
  • paper QMB1

Experimental Demonstration of Macroscopic Quantum Coherence in Gaussian States

Ch. Marquardt, U.L. Andersen, G. Leuchs, Y. Takeno, M. Yukawa, H. Yonezawa, and A. Furusawa

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Abstract

We experimentally proved the existence of macroscopic coherences in Gaussian quantum states using a recently proposed criterion [1]. We show interferences with remarkable distances in phase space for squeezed, entangled and even for coherent states.

© 2008 Optical Society of America

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