Quantum repeaters based on atomic ensembles and linear optics
The distribution of quantum states over long distances is limited by photon loss.
Straightforward amplification as in classical telecommunications is not an option in quantum …
Straightforward amplification as in classical telecommunications is not an option in quantum …
On the genesis and evolution of integrated quantum optics
Abstract Applications of Integrated Optics to quantum sources, detectors, interfaces,
memories and linear optical quantum computing are described in this review. By their …
memories and linear optical quantum computing are described in this review. By their …
A quantum memory with telecom-wavelength conversion
AG Radnaev, YO Dudin, R Zhao, HH Jen, SD Jenkins… - Nature Physics, 2010 - nature.com
In a fibre-based quantum information network, telecom-wavelength transmission between
quantum memory elements is required to minimize absorption. Owing to the paucity of …
quantum memory elements is required to minimize absorption. Owing to the paucity of …
Multiplexed memory-insensitive quantum repeaters
OA Collins, SD Jenkins, A Kuzmich, TAB Kennedy - Physical review letters, 2007 - APS
Long-distance quantum communication via distant pairs of entangled quantum bits (qubits)
is the first step towards secure message transmission and distributed quantum computing …
is the first step towards secure message transmission and distributed quantum computing …
Narrow Band Source of Transform-Limited Photon Pairs via Four-Wave Mixing<? format?> in a Cold Atomic Ensemble
B Srivathsan, GK Gulati, B Chng, G Maslennikov… - Physical review …, 2013 - APS
We observe narrow band pairs of time-correlated photons of wavelengths 776 and 795 nm
from nondegenerate four-wave mixing in a laser-cooled atomic ensemble of Rb 87 using a …
from nondegenerate four-wave mixing in a laser-cooled atomic ensemble of Rb 87 using a …
Optimal control of light pulse storage and retrieval
We demonstrate experimentally a procedure to obtain the maximum efficiency for the
storage and retrieval of light pulses in atomic media. The procedure uses time-reversal to …
storage and retrieval of light pulses in atomic media. The procedure uses time-reversal to …
Telecom wavelength single photon sources
Single photon sources are key components for quantum technologies such as quantum
communication, computing and metrology. A key challenge towards the realization of global …
communication, computing and metrology. A key challenge towards the realization of global …
Entanglement of light-shift compensated atomic spin waves with telecom light
YO Dudin, AG Radnaev, R Zhao, JZ Blumoff… - Physical review …, 2010 - APS
Entanglement of a 795 nm light polarization qubit and an atomic Rb spin-wave qubit for a
storage time of 0.1 s is observed by measuring the violation of Bell's inequality (S …
storage time of 0.1 s is observed by measuring the violation of Bell's inequality (S …
Polarization-entangled photons from a warm atomic ensemble using a Sagnac interferometer
We report a polarization-entangled photon-pair source obtained via spontaneous four-wave
mixing (SFWM) in a Doppler-broadened atomic ensemble of R 87 b atoms using a Sagnac …
mixing (SFWM) in a Doppler-broadened atomic ensemble of R 87 b atoms using a Sagnac …
Deterministic single photons via conditional quantum evolution
A source of deterministic single photons is proposed and demonstrated by the application of
a measurement-based feedback protocol to a heralded single-photon source consisting of …
a measurement-based feedback protocol to a heralded single-photon source consisting of …