Open AccessEXPERIMENTAL INVESTIGATION ABOUT TWO-MODE SQUEEZED STATE GENERATION OF LIGHT FIELD
Author(s) -
Kunchi Peng,
Maoquan Huang,
Jing Liu,
Yimin Lian,
Tiancai Zhang,
Yu Chen,
Changde Xie,
GuangCan Guo
Publication year - 1993
Publication title -
wuli xuebao
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.199
H-Index - 47
ISSN - 1000-3290
DOI - 10.7498/aps.42.1079
Subject(s) - physics , squeezed coherent state , vacuum state , spontaneous parametric down conversion , field (mathematics) , noise (video) , light field , electromagnetic field , parametric statistics , optics , mode (computer interface) , quadrature (astronomy) , quantum electrodynamics , quantum mechanics , coherent states , quantum entanglement , mathematics , artificial intelligence , computer science , pure mathematics , image (mathematics) , quantum , statistics , operating system
Two-mode squeezed states of light field are experimentally generated by nondegenerate parametric down conversion in an optical cavity. Noise reductions of about 30% relative to the vacuum noise level are obtained in the quiet quadrature of the electromagnetic field.