Results 21 to 30 of about 3,128,971 (241)

A photon–photon quantum gate based on Rydberg interactions [PDF]

open access: yesNature Physics, 2018
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 in the fields of quantum computation and quantum simulation. Furthermore, electromagnetically induced transparency allows to map these
Daniel Tiarks   +4 more
openaire   +3 more sources

Enhanced photon routing beyond the blockade limit via linear optics

open access: yesPhysical Review Research, 2023
Directing indistinguishable photons from one input port into separate output ports is a fundamental operation in quantum information processing. The simplest scheme for achieving routing beyond random chance uses the photon blockade effect of a two-level
Harjot Singh   +2 more
doaj   +1 more source

Hartree–Fock analogue theory of thermo-optic interaction

open access: yesNew Journal of Physics, 2023
Thermo-optic interaction significantly differs from the usual particle-particle interactions in physics, as it is retarded in time. A prominent platform for realising this kind of interaction are photon Bose–Einstein condensates, which are created in dye-
Enrico Stein, Axel Pelster
doaj   +1 more source

Thermo-optical interactions in a dye-microcavity photon Bose–Einstein condensate

open access: yesNew Journal of Physics, 2017
Superfluidity and Bose–Einstein condensation are usually considered as two closely related phenomena. Indeed, in most macroscopic quantum systems, like liquid helium, ultracold atomic Bose gases, and exciton-polaritons, condensation and superfluidity ...
Hadiseh Alaeian   +4 more
doaj   +1 more source

Scrutinizing a massless dark photon: Basis independence

open access: yesNuclear Physics B, 2020
A new U(1)X gauge boson field X can have renormalizable kinetic mixing with the standard model (SM) U(1)Y gauge boson field Y. This mixing induces interactions of X with SM particles even though X starts as a dark photon without such interactions. If the
Jun-Xing Pan   +3 more
doaj   +1 more source

Prompt photon production at large pT in QCD beyond the leading order [PDF]

open access: yes, 1984
Aurenche P, Douiri A, Baier R, Fontannaz M, Schiff D. Prompt photon production at large pT in QCD beyond the leading order. Physics letters B.
Schiff, D.   +4 more
core   +1 more source

Simple Scenario of Photons Emission from Anti Charm–Gluon Interaction using QCD Theory

open access: yesJournal of Kufa-Physics, 2023
  In this work, the chromodynamics (QCD) theory was used to investigate the photon rate which was produced in interactions of anti-charm with gluon.
saba Mustafa   +2 more
doaj   +1 more source

Vector-vector production in photon-photon interactions [PDF]

open access: yesAIP Conference Proceedings, 1989
Measurements of exclusive untagged ρ0ρ0,ρφ,K*K*, and ρω production and tagged ρ0ρ0 production in photon‐photon interactions by the TPC/Two‐Gamma experiment are reviewed. Comparisons to the results of other experiments and to models of vector‐vector production are made.
openaire   +2 more sources

Changing optical band structure with single photons

open access: yesNew Journal of Physics, 2017
Achieving strong interactions between individual photons enables a wide variety of exciting possibilities in quantum information science and many-body physics. Cold atoms interfaced with nanophotonic structures have emerged as a platform to realize novel
Andreas Albrecht   +2 more
doaj   +1 more source

Coherent lepton pair production in hadronic heavy ion collisions

open access: yesPhysics Letters B, 2018
Recently, significant enhancements of e+e− pair production at very low transverse momentum ...
W. Zha, L. Ruan, Z. Tang, Z. Xu, S. Yang
doaj   +1 more source

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