Quantum memory for squeezed light

J Appel, E Figueroa, D Korystov, M Lobino, AI Lvovsky - Physical review letters, 2008 - APS
We produce a 600-ns pulse of 1.86-dB squeezed vacuum at 795 nm in an optical parametric
amplifier and store it in a rubidium vapor cell for 1 μ s using electromagnetically induced …

Observation of-9 dB quadrature squeezing with improvement of phase stability in homodyne measurement

Y Takeno, M Yukawa, H Yonezawa, A Furusawa - Optics Express, 2007 - opg.optica.org
We observe-9.01±0.14 dB of squeezing and+ 15.12±0.14 dB of antisqueezing with a local
oscillator phase locked in homodyne measurement. Suzuki et al. have pointed out two main …

Strong low-frequency quantum correlations from a four-wave-mixing amplifier

CF McCormick, AM Marino, V Boyer, PD Lett - Physical Review A—Atomic …, 2008 - APS
Using a simple scheme based on nondegenerate four-wave mixing in a hot vapor, we
generate bright twin beams which display a quantum noise reduction in the intensity …

Storage and retrieval of a squeezed vacuum

K Honda, D Akamatsu, M Arikawa, Y Yokoi, K Akiba… - Physical Review Letters, 2008 - APS
Storage and retrieval of a squeezed vacuum was successfully demonstrated using
electromagnetically induced transparency. The squeezed vacuum pulse having a temporal …

Quantum interferometer combining squeezing and parametric amplification

X Zuo, Z Yan, Y Feng, J Ma, X Jia, C Xie, K Peng - Physical Review Letters, 2020 - APS
High precision interferometers are the building blocks of precision metrology and the
ultimate interferometric sensitivity is limited by the quantum noise. Here, we propose and …

Electronic noise in optical homodyne tomography

J Appel, D Hoffman, E Figueroa, AI Lvovsky - Physical Review A—Atomic …, 2007 - APS
The effect of the detector electronic noise in an optical homodyne tomography experiment is
shown to be equivalent to optical loss if the detector is calibrated by measuring the …

Electromagnetically induced transparency with squeezed vacuum

D Akamatsu, K Akiba, M Kozuma - Physical review letters, 2004 - APS
The squeezed vacuum resonant on the Rb 87 D 1 line (probe light) was injected into an
optically dense rubidium gas cell with a coherent light (control light). The output probe light …

Generating quadrature squeezing in an atom laser through self-interaction

MT Johnsson, SA Haine - Physical review letters, 2007 - APS
We describe a scheme for creating quadrature-and intensity-squeezed atom lasers that do
not require squeezed light as an input. The beam becomes squeezed due to nonlinear …

Reduction of zero baseline drift of the Pound–Drever–Hall error signal with a wedged electro-optical crystal for squeezed state generation

Z Li, W Ma, W Yang, Y Wang, Y Zheng - Optics Letters, 2016 - opg.optica.org
We report an electro-optic modulator (EOM) with a wedged MgO: LiNbO_3 as the
modulation crystal to reduce the zero baseline drift (ZBD) of the Pound–Drever–Hall (PDH) …

Shot-noise-limited magnetometer with sub-picotesla sensitivity at room temperature

VG Lucivero, P Anielski, W Gawlik… - Review of Scientific …, 2014 - pubs.aip.org
Shot-noise-limited magnetometer with sub-picotesla sensitivity at room temperature | Review
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