Quantum noise detection: A portable and educational system
Author(s) -
JeanFrançois Morizur,
M. Colla,
HansA. Bachor
Publication year - 2008
Publication title -
american journal of physics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.541
H-Index - 99
eISSN - 1943-2909
pISSN - 0002-9505
DOI - 10.1119/1.2969722
Subject(s) - physics , quantum noise , limiting , noise (video) , quantum optics , quantum , quantum imaging , quantum sensor , laser , optoelectronics , electronics , quantum technology , optics , open quantum system , quantum mechanics , electrical engineering , computer science , artificial intelligence , image (mathematics) , mechanical engineering , engineering
Quantum noise is a key feature of laser beams. It is both a limiting effect in contemporary optical measurements and a manifestation of the quantum nature of light. Its properties distinguish it from classical noise. We demonstrate a simple, reliable, and portable apparatus using low cost commercial lasers and electronics that provides evidence of these properties.
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