Efficient quantum memory for single-photon polarization qubits
A quantum memory, for storing and retrieving flying photonic quantum states, is a key
interface for realizing long-distance quantum communication and large-scale quantum …
interface for realizing long-distance quantum communication and large-scale quantum …
Subnatural-linewidth biphotons from a Doppler-broadened hot atomic vapour cell
Entangled photon pairs, termed as biphotons, have been the benchmark tool for
experimental quantum optics. The quantum-network protocols based on photon–atom …
experimental quantum optics. The quantum-network protocols based on photon–atom …
Generation of single photons with highly tunable wave shape from a cold atomic ensemble
The generation of ultra-narrowband, pure and storable single photons with widely tunable
wave shape is an enabling step toward hybrid quantum networks requiring interconnection …
wave shape is an enabling step toward hybrid quantum networks requiring interconnection …
[HTML][HTML] Sub-megahertz linewidth single photon source
We report 100% duty cycle generation of sub-MHz single photon pairs at the rubidium D 1
line using cavity-enhanced spontaneous parametric downconversion. The temporal intensity …
line using cavity-enhanced spontaneous parametric downconversion. The temporal intensity …
Interfacing transitions of different alkali atoms and telecom bands using one narrowband photon pair source
G Schunk, U Vogl, DV Strekalov, M Förtsch, F Sedlmeir… - Optica, 2015 - opg.optica.org
Quantum information technology strongly relies on the coupling of optical photons with
narrowband quantum systems, such as quantum dots, color centers, and atomic systems …
narrowband quantum systems, such as quantum dots, color centers, and atomic systems …
Room-temperature biphoton source with a spectral brightness near the ultimate limit
JM Chen, CY Hsu, WK Huang, SS Hsiao… - Physical Review …, 2022 - APS
Biphotons, generated from a hot atomic vapor via the process of spontaneous four-wave
mixing (SFWM), have the following merits: Stable and tunable frequencies as well as …
mixing (SFWM), have the following merits: Stable and tunable frequencies as well as …
[HTML][HTML] Temporally ultralong biphotons with a linewidth of 50 kHz
YS Wang, KB Li, CF Chang, TW Lin, JQ Li, SS Hsiao… - APL Photonics, 2022 - pubs.aip.org
We report the generation of biphotons, with a temporal full width at the half maximum
(FWHM) of 13.4±0.3 µs and a spectral FWHM of 50±1 kHz, via the process of spontaneous …
(FWHM) of 13.4±0.3 µs and a spectral FWHM of 50±1 kHz, via the process of spontaneous …
Efficiently loading a single photon into a single-sided fabry-perot cavity
We demonstrate that a single photon with an optimal temporal waveform can be efficiently
loaded into a cavity. Using heralded narrow-band single photons with exponential growth …
loaded into a cavity. Using heralded narrow-band single photons with exponential growth …
Generation of sub-MHz and spectrally-bright biphotons from hot atomic vapors with a phase mismatch-free scheme
CY Hsu, YS Wang, JM Chen, FC Huang, YT Ke… - Optics …, 2021 - opg.optica.org
We utilized the all-copropagating scheme, which maintains the phase-match condition, in
the spontaneous four-wave mixing (SFWM) process to generate biphotons from a hot atomic …
the spontaneous four-wave mixing (SFWM) process to generate biphotons from a hot atomic …
Biphoton generation enhanced by nonlocal nonlinearity via Rydberg interactions
HM Zhao, XJ Zhang, M Artoni, GC La Rocca, JH Wu - Optics Letters, 2023 - opg.optica.org
Strongly correlated Stokes and anti-Stokes photon pairs (biphotons) exhibiting very large
generation rates and spectral brightnesses could be attained at extremely low pump powers …
generation rates and spectral brightnesses could be attained at extremely low pump powers …