Photon–photon correlations with a V-type three-level system interacting with two quantized field modes
Sign Up to like & getrecommendations! Published in 2019 at "Optics Communications"
DOI: 10.1016/j.optcom.2018.09.004
Abstract: Abstract We carry out a model study on the interaction of a V -type three-level emitter with two quantized cavity modes which are weakly driven by two classical fields. The emitter may be an atom… read more here.
Keywords: photon; field; cavity; photon photon ... See more keywords
A photon–photon quantum gate based on Rydberg interactions
Sign Up to like & getrecommendations! Published in 2018 at "Nature Physics"
DOI: 10.1038/s41567-018-0313-7
Abstract: The interaction between Rydberg states of neutral atoms is strong and long-range, making it appealing to put it to use in the context of quantum technologies. Recently, first applications of this idea have been reported… read more here.
Keywords: quantum; photon quantum; photon photon; quantum gate ... See more keywords
Nonlinear two-photon Rabi-Hubbard model: Superradiance, photon, and photon-pair Bose-Einstein condensates
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review A"
DOI: 10.1103/physreva.102.033334
Abstract: We study the ground state phase diagram of a nonlinear two-photon Rabi-Hubbard (RH) model in one dimension using quantum Monte Carlo (QMC) simulations and density matrix renormalization group (DMRG) calculations. Our model includes a nonlinear… read more here.
Keywords: two photon; photon photon; model; photon ... See more keywords
Scientific instruments for soft X-ray photon-in/photon-out spectroscopy on the PAL-XFEL.
Sign Up to like & getrecommendations! Published in 2019 at "Journal of synchrotron radiation"
DOI: 10.1107/s1600577519004272
Abstract: An overview is given of the soft X-ray photon-in/photon-out instruments on the free-electron laser (FEL) beamline at the Pohang Accelerator Laboratory, and selected commissioning results are presented. The FEL beamline provides a photon energy of… read more here.
Keywords: scientific instruments; spectroscopy; photon photon; photon ... See more keywords
Discrete BFKL approach for photon–photon interactions at high energies
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Modern Physics A"
DOI: 10.1142/s0217751x20500475
Abstract: A phenomenological study of the two-photon reaction within the discrete BFKL approach is performed. We estimate the BFKL amplitude in terms of a discrete set of eigenfunctions and use the HERA F2p ... read more here.
Keywords: photon; discrete bfkl; photon photon; bfkl approach ... See more keywords
GCaMP6 ΔF/F dependence on the excitation wavelength in 3-photon and 2-photon microscopy of mouse brain activity.
Sign Up to like & getrecommendations! Published in 2019 at "Biomedical optics express"
DOI: 10.1364/boe.10.003343
Abstract: A fundamental challenge in calcium imaging is to minimize the excitation laser power while still maintaining a sufficient signal-to-noise ratio to distinguish individual transients in the fluorescence traces. It is important to characterize relative fluorescence… read more here.
Keywords: microscopy; excitation wavelength; photon photon; dependence excitation ... See more keywords
High-performance organic upconversion device with 12% photon to photon conversion efficiency at 980 nm and bio-imaging application in near-infrared region.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.454655
Abstract: We demonstrated an organic upconversion device (UCD) successfully converted input NIR light (850-1310 nm) into 524 nm green emission. The UCD under 980 nm light irradiation exhibits a high photon to photon conversion efficiency of 12%. In addition,… read more here.
Keywords: organic upconversion; conversion efficiency; photon photon; photon conversion ... See more keywords