Articles with "phonon interaction" as a keyword



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Diagram of the Critical Temperature—Nernst Temperature for the Superconductivity Induced by Modified Electron-Phonon Interaction

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Published in 2017 at "Journal of Superconductivity and Novel Magnetism"

DOI: 10.1007/s10948-017-4171-9

Abstract: We have taken into consideration the Eliashberg equations based on the electron-phonon and the electron-electron-phonon interaction. It has been shown that the Eliashberg equations set generalizes the model based on the canonical transformation, which for… read more here.

Keywords: temperature nernst; temperature; critical temperature; electron phonon ... See more keywords
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Third-harmonic generation in a double ring-shaped quantum dot under electron-phonon interaction

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Published in 2017 at "Optics Communications"

DOI: 10.1016/j.optcom.2017.01.017

Abstract: Abstract In this work, the effect of electron-phonon (e-p) interaction on third-harmonic generation (THG) in a GaAs double ring-shaped quantum dot is studied. To this end, we have analytically obtained the energy levels and wave… read more here.

Keywords: electron phonon; phonon interaction; third harmonic; interaction ... See more keywords
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A lattice-dynamics model for the mixing of acoustic and optical modes in III-V compounds and its effect on the electron-phonon interaction

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Published in 2020 at "Solid State Communications"

DOI: 10.1016/j.ssc.2020.114025

Abstract: Abstract This paper addresses the phenomenon of mode-mixing in the acoustic and optical branches of the vibrational modes of III-V compounds, and its effect on the electron-phonon interaction. A description is given based on the… read more here.

Keywords: acoustic optical; electron phonon; effect; phonon interaction ... See more keywords
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The electron-phonon interaction at deep Bi2Te3-semiconductor interfaces from Brillouin light scattering

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/s41598-017-16313-5

Abstract: It is shown that the electron-phonon interaction at a conducting interface between a topological insulator thin film and a semiconductor substrate can be directly probed by means of high-resolution Brillouin light scattering (BLS). The observation… read more here.

Keywords: brillouin light; electron phonon; phonon interaction; electron ... See more keywords
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Fermi blockade of the strong electron–phonon interaction in modelled optimally doped high temperature superconductors

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Published in 2021 at "Scientific Reports"

DOI: 10.1038/s41598-021-89059-w

Abstract: We study how manifestations of strong electron–phonon interaction depend on the carrier concentration by solving the two-dimensional Holstein model for the spin-polarized fermions using an approximation free bold-line diagrammatic Monte Carlo method. We show that… read more here.

Keywords: strong electron; electron phonon; phonon interaction;
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Exciton-phonon interaction in quasi-two dimensional layered (PEA)2(CsPbBr3)n-1PbBr4 perovskite.

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Published in 2019 at "Nanoscale"

DOI: 10.1039/c9nr06834a

Abstract: Two-dimensional (2D) Ruddlesden-Popper perovskites with bulky organic cations have attracted extensive attention in light-emitting devices and photovoltaics due to their robust environment stability, tunable luminescent color, strong exciton binding and promising efficiency. A quantum well… read more here.

Keywords: exciton; exciton phonon; two dimensional; phonon ... See more keywords
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Probing the electron–phonon interaction in superconductivity for KSn2 using the Migdal-Eliashberg theory and linear-response theory

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Published in 2020 at "Philosophical Magazine Letters"

DOI: 10.1080/09500839.2020.1712485

Abstract: ABSTRACT We have studied the structural and electronic properties of potassium distannide KSn crystallizing in the MgZn-type (C14) Laves structure by employing the generalised gradient approximation of the density functional theory and the plane wave… read more here.

Keywords: theory; linear response; electron phonon; phonon ... See more keywords
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The electron–phonon interaction with forward scattering peak is dominant in high T c superconductors of FeSe films on (TiO2)

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Published in 2017 at "New Journal of Physics"

DOI: 10.1088/1367-2630/19/1/013020

Abstract: The theory of the electron–phonon interaction (EPI) with strong forward scattering peak (FSP) in an extreme delta-peak limit (Kulic and Zeyher 1994 Phys. Rev. B 49 4395; Kulic 2000 Phys. Rep. 38 1–264; Kulic and… read more here.

Keywords: phys; forward scattering; electron phonon; peak ... See more keywords
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Exciton-phonon interaction breaking all antiunitary symmetries in external magnetic fields

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Published in 2017 at "Physical Review B"

DOI: 10.1103/physrevb.96.035207

Abstract: Recent experimental investigations by M. A{\ss}mann et al. [Nature Mater. 15, 741 (2016)] on the spectrum of magnetoexcitons in cuprous oxide revealed the statistics of a Gaussian unitary ensemble (GUE). The model of F. Schweiner… read more here.

Keywords: breaking antiunitary; exciton phonon; phonon interaction; antiunitary symmetries ... See more keywords
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Magnonic contribution in thermal conductance of a nanostructure in the presence of magnon-phonon interaction.

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Published in 2022 at "Physical review. E"

DOI: 10.1103/physreve.106.024122

Abstract: Using Green's function method, we study thermal transport properties of magnons transmitting through a magnetic nanowire at a certain temperature. In a small part of the nanowire in the middle, we are supposed to have… read more here.

Keywords: thermal conductance; phonon interaction; magnon; phonon ... See more keywords
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Comparing between steady-state excitonic transitions and ultrafast polaronic photoexcitations in layered perovskites: the role of electron–phonon interaction

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Published in 2023 at "Nanophotonics"

DOI: 10.1515/nanoph-2023-0015

Abstract: Abstract We have studied four 2D layered perovskites, including OA2PbI4 (RP phase), ODAPbI4 and BDAPbI4 (DJ phase), (GA)MAPbI4 (ACI phase), where OA is [(C m H2m+1)NH3](m = 8), ODA is [NH3(CH2) m NH3](m = 8),… read more here.

Keywords: phonon interaction; electron phonon; phonon; layered perovskites ... See more keywords