Polarons in materials

C Franchini, M Reticcioli, M Setvin… - Nature Reviews Materials, 2021 - nature.com
Polarons are quasiparticles that easily form in polarizable materials due to the coupling of
excess electrons or holes with ionic vibrations. These quasiparticles manifest themselves in …

Holstein polaron in a valley-degenerate two-dimensional semiconductor

M Kang, SW Jung, WJ Shin, Y Sohn, SH Ryu, TK Kim… - Nature materials, 2018 - nature.com
Abstract Two-dimensional (2D) crystals have emerged as a class of materials with tunable
carrier density. Carrier do** to 2D semiconductors can be used to modulate many-body …

Unconventional excitonic states with phonon sidebands in layered silicon diphosphide

L Zhou, J Huang, L Windgaetter, CS Ong, X Zhao… - Nature materials, 2022 - nature.com
Complex correlated states emerging from many-body interactions between quasiparticles
(electrons, excitons and phonons) are at the core of condensed matter physics and material …

Charge order in the Holstein model on a honeycomb lattice

YX Zhang, WT Chiu, NC Costa, GG Batrouni… - Physical Review Letters, 2019 - APS
The effect of electron-electron interactions on Dirac fermions, and the possibility of an
intervening spin-liquid phase between the semimetal and antiferromagnetic (AF) regimes …

Light bipolarons stabilized by Peierls electron-phonon coupling

J Sous, M Chakraborty, RV Krems, M Berciu - Physical review letters, 2018 - APS
It is widely accepted that phonon-mediated high-temperature superconductivity is
impossible at ambient pressure, because of the very large effective masses of polarons or …

Electron–phonon coupling in underdoped high-temperature superconductors

AS Mishchenko - Physics-Uspekhi, 2009 - iopscience.iop.org
Results indicating the important role of the electron–phonon coupling in high-temperature
superconductivity compounds are presented, with emphasis on its implications for angle …

Finite-temperature optical conductivity with density-matrix renormalization group methods for the Holstein polaron and bipolaron with dispersive phonons

D Jansen, J Bonča, F Heidrich-Meisner - Physical Review B, 2022 - APS
A comprehensive picture of polaron and bipolaron physics is essential to understand the
optical absorption spectrum in many materials with electron-phonon interactions. In …

Dynamic properties of a polaron coupled to dispersive optical phonons

J Bonča, SA Trugman - Physical Review B, 2021 - APS
We study static and dynamic properties of an electron coupled to dispersive quantum optical
phonons in the framework of the Holstein model defined on a one-dimensional lattice …

Holstein Polarons, Rashba-Like Spin Splitting, and Ising Superconductivity in Electron-Doped MoSe2

SW Jung, MD Watson, S Mukherjee, DV Evtushinsky… - ACS …, 2024 - ACS Publications
Interaction between electrons and phonons in solids is a key effect defining the physical
properties of materials, such as electrical and thermal conductivity. In transition metal …

Relative importance of nonlinear electron-phonon coupling and vertex corrections in the Holstein model

PM Dee, J Coulter, KG Kleiner, S Johnston - Communications Physics, 2020 - nature.com
Determining the range of validity of Migdal's approximation for electron-phonon (e-ph)
coupled systems is a long-standing problem. Many attempts to answer this question employ …