Simulation of Collective Excitations in Long Josephson Junction Stacks

The phase dynamics of a stack of long Josephson junctions has been studied. Both inductive and capacitive couplings between Josephson junctions have been taken into account in the calculations. The IV-curve, the dependence on the bias current of the radiation power and dynamics of each JJs of the st...

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Main Authors: Rahmonov Ilhom, Shukrinov Yury, Atanasova Pavlina, Zemlyanaya Elena, Streltsova Oksana, Zuev Maxim, Plecenik Andrej, Irie Akinobu
Format: Article
Language:English
Published: EDP Sciences 2018-01-01
Series:EPJ Web of Conferences
Online Access:https://doi.org/10.1051/epjconf/201817306011
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author Rahmonov Ilhom
Shukrinov Yury
Atanasova Pavlina
Zemlyanaya Elena
Streltsova Oksana
Zuev Maxim
Plecenik Andrej
Irie Akinobu
author_facet Rahmonov Ilhom
Shukrinov Yury
Atanasova Pavlina
Zemlyanaya Elena
Streltsova Oksana
Zuev Maxim
Plecenik Andrej
Irie Akinobu
author_sort Rahmonov Ilhom
collection DOAJ
description The phase dynamics of a stack of long Josephson junctions has been studied. Both inductive and capacitive couplings between Josephson junctions have been taken into account in the calculations. The IV-curve, the dependence on the bias current of the radiation power and dynamics of each JJs of the stack have been investigated. The coexistence of the charge traveling wave and fluxon states has been observed. This state can be considered as a new collective excitation in the system of coupled Josephson junctions. We demonstrate that the observed collective excitation leads to the decrease of radiation power from the system.
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spelling doaj.art-e67ec1ffa94849cd90a50d87750656832022-12-21T22:05:44ZengEDP SciencesEPJ Web of Conferences2100-014X2018-01-011730601110.1051/epjconf/201817306011epjconf_mmcp2018_06011Simulation of Collective Excitations in Long Josephson Junction StacksRahmonov IlhomShukrinov YuryAtanasova PavlinaZemlyanaya ElenaStreltsova OksanaZuev MaximPlecenik AndrejIrie AkinobuThe phase dynamics of a stack of long Josephson junctions has been studied. Both inductive and capacitive couplings between Josephson junctions have been taken into account in the calculations. The IV-curve, the dependence on the bias current of the radiation power and dynamics of each JJs of the stack have been investigated. The coexistence of the charge traveling wave and fluxon states has been observed. This state can be considered as a new collective excitation in the system of coupled Josephson junctions. We demonstrate that the observed collective excitation leads to the decrease of radiation power from the system.https://doi.org/10.1051/epjconf/201817306011
spellingShingle Rahmonov Ilhom
Shukrinov Yury
Atanasova Pavlina
Zemlyanaya Elena
Streltsova Oksana
Zuev Maxim
Plecenik Andrej
Irie Akinobu
Simulation of Collective Excitations in Long Josephson Junction Stacks
EPJ Web of Conferences
title Simulation of Collective Excitations in Long Josephson Junction Stacks
title_full Simulation of Collective Excitations in Long Josephson Junction Stacks
title_fullStr Simulation of Collective Excitations in Long Josephson Junction Stacks
title_full_unstemmed Simulation of Collective Excitations in Long Josephson Junction Stacks
title_short Simulation of Collective Excitations in Long Josephson Junction Stacks
title_sort simulation of collective excitations in long josephson junction stacks
url https://doi.org/10.1051/epjconf/201817306011
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