First-principles calculations of charge carrier mobility and conductivity in bulk semiconductors and two-dimensional materials

S Poncé, W Li, S Reichardt… - Reports on Progress in …, 2020‏ - iopscience.iop.org
One of the fundamental properties of semiconductors is their ability to support highly tunable
electric currents in the presence of electric fields or carrier concentration gradients. These …

Wannier-function software ecosystem for materials simulations

A Marrazzo, S Beck, ER Margine, N Marzari… - Reviews of Modern …, 2024‏ - APS
Over the past two decades, following the early developments on maximally localized
Wannier functions, an ecosystem of electronic-structure simulation techniques and software …

Efficient calculation of carrier scattering rates from first principles

AM Ganose, J Park, A Faghaninia… - Nature …, 2021‏ - nature.com
The electronic transport behaviour of materials determines their suitability for technological
applications. We develop a computationally efficient method for calculating carrier scattering …

Deep-learning density functional perturbation theory

H Li, Z Tang, J Fu, WH Dong, N Zou, X Gong, W Duan… - Physical Review Letters, 2024‏ - APS
Calculating perturbation response properties of materials from first principles provides a vital
link between theory and experiment, but is bottlenecked by the high computational cost …

Perturbo: A software package for ab initio electron–phonon interactions, charge transport and ultrafast dynamics

JJ Zhou, J Park, IT Lu, I Maliyov, X Tong… - Computer Physics …, 2021‏ - Elsevier
Perturbo is a software package for first-principles calculations of charge transport and
ultrafast carrier dynamics in materials. The current version focuses on electron–phonon …

First-principles predictions of Hall and drift mobilities in semiconductors

S Poncé, F Macheda, ER Margine, N Marzari… - Physical Review …, 2021‏ - APS
Carrier mobility is at the root of our understanding of electronic devices. We present a unified
methodology for the parameter-free calculations of phonon-limited drift and Hall carrier …

Exciton-phonon interaction and relaxation times from first principles

HY Chen, D Sangalli, M Bernardi - Physical Review Letters, 2020‏ - APS
Electron-phonon interactions are key to understanding the dynamics of electrons in
materials and can be modeled accurately from first principles. However, when electrons and …

Electron-phonon beyond Fröhlich: dynamical quadrupoles in polar and covalent solids

G Brunin, HPC Miranda, M Giantomassi, M Royo… - Physical Review Letters, 2020‏ - APS
We include the treatment of quadrupolar fields beyond the Fröhlich interaction in the first-
principles electron-phonon vertex in semiconductors. Such quadrupolar fields induce long …

Accelerating the calculation of electron–phonon coupling strength with machine learning

Y Zhong, S Liu, B Zhang, Z Tao, Y Sun, W Chu… - Nature Computational …, 2024‏ - nature.com
The calculation of electron–phonon couplings (EPCs) is essential for understanding various
fundamental physical properties, including electrical transport, optical and superconducting …

Deformation potential extraction and computationally efficient mobility calculations in silicon from first principles

Z Li, P Graziosi, N Neophytou - Physical Review B, 2021‏ - APS
We present a first-principles framework to extract deformation potentials in silicon based on
density-functional theory (DFT) and density-functional perturbation theory (DFPT). We …