Results 61 to 70 of about 414 (119)

Recoil-induced subradiance in an ultracold atomic gas

open access: yes, 2009
Subradiance, i.e., the cooperative inhibition of spontaneous emission by destructive interatomic interference, can be realized in a cold atomic sample confined in a ring cavity and lightened by a two-frequency laser.
M. Cola, N. U. C. Piovella, D. Bigerni
core   +1 more source

Tunable multi-qubit quantum phase gates with high fidelity based on graphene wrapped particle

open access: yesAIP Advances, 2016
A graphene wrapped dielectric particle has been proposed theoretically to realize tunable multi-qubit quantum phase gates (QPGs) with ultrahigh fidelity.
Jun Ren   +3 more
doaj   +1 more source

Superradiance and Subradiance in Dense Atomic Gases: An Integrated Method [PDF]

open access: yes
When atoms are coupled to a common electromagnetic environment, the exchange of photons through dipole-dipole interactions leads to the emergence of cooperative effects.
Ma, Hanzhen   +2 more
core   +1 more source

Superradiance and subradiance in systems of excited nuclei

open access: yes, 1991
This thesis studies superradiance and subradiance in the normal modes of excitation of systems of resonant nuclei. The nuclei are treated as classical electric dipole oscillators interacting through their radiation fields.
Shen, Tian-Xiang
core  

Subradiance protected excitation transport [PDF]

open access: yes, 2020
We investigate collective behaviour that appears in open, many-body systems of two- and four-level atoms. Here, ``open" refers to the system interacting with an external environment that causes dissipation.
Needham, Jemma Ann
core  

Subradiance protected excitation transport [PDF]

open access: yes
We investigate collective behaviour that appears in open, many-body systems of two- and four-level atoms. Here, ``open" refers to the system interacting with an external environment that causes dissipation.
Needham, Jemma Ann
core   +3 more sources

Controlling molecular broadband-emission by optical confinement [PDF]

open access: yes, 2008
We investigate experimentally and theoretically the fluorescence emitted by molecular ensembles as well as spatially isolated, single molecules of an organic dye immobilized in a quasi-planar optical microresonator at room temperature.
Steiner, Mathias   +5 more
core   +1 more source

Optical Properties of Concentric Nanorings of Quantum Emitters. [PDF]

open access: yesNanomaterials (Basel), 2023
Scheil V   +3 more
europepmc   +1 more source

Harnessing collective radiative phenomena on a photonic Kagome lattice

open access: yesAPL Photonics
Photonic lattices enable experimental exploration of transport and localization phenomena, two of the major goals in physics and technology. In particular, the optical excitation of some lattice sites, which evanescently couple to a lattice array ...
Ignacio Salinas   +4 more
doaj   +1 more source

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