-
Density functional perturbation theory for one-dimensional systems: implement...
The electronic and vibrational properties and electron-phonon couplings of one-dimensional materials will be key to many prospective applications in nanotechnology.... -
Deterministic grayscale nanotopography to engineer mobilities in strained MoS...
Field-effect transistors (FETs) based on two-dimensional materials (2DMs) with atomically thin channels have emerged as a promising platform for beyond-silicon electronics.... -
Guidelines for accurate and efficient calculations of mobilities in two-dimen...
Emerging two-dimensional (2D) materials bring unprecedented opportunities for electronic applications. The design of high-performance devices requires an accurate prediction of... -
Enhanced spin Hall ratio in two-dimensional semiconductors
The conversion efficiency from charge current to spin current via spin Hall effect is evaluated by the spin Hall ratio (SHR). Through state-of-the-art ab initio calculations... -
Zero-point renormalization of the bandgap, mass enhancement, and spectral fun...
Verification and validation of methods and first-principles software are at the core of computational solid-state physics but are too rarely addressed. We compare four... -
Guidelines for accurate and efficient calculations of mobilities in two-dimen...
Emerging two-dimensional (2D) materials bring unprecedented opportunities for electronic applications. The design of high-performance devices requires an accurate prediction of... -
The impact of valley profile on the mobility and Kerr rotation of transition m...
The transport and optical properties of semiconducting transition metal dichalcogenides around room temperature are dictated by electron-phonon scattering mechanisms within a... -
Sampling the materials space for conventional superconducting compounds
We perform a large scale study of conventional superconducting materials using a machine-learning accelerated high-throughput workflow. We start by creating a comprehensive... -
Phonon self-energy corrections: To screen, or not to screen
First-principles calculations of phonons are often based on the adiabatic approximation and on Brillouin-zone samplings that might not always be sufficient to capture the... -
Phonon self-energy corrections: To screen, or not to screen
First-principles calculations of phonons are often based on the adiabatic approximation and on Brillouin-zone samplings that might not always be sufficient to capture the... -
First-principles calculation of electron-phonon coupling in doped KTaO₃
Motivated by the recent experimental discovery of strongly surface-plane-dependent superconductivity at surfaces of KTaO3 single crystals, we calculate the electron-phonon... -
First-principles calculation of electron-phonon coupling in doped KTaO₃
Motivated by the recent experimental discovery of strongly surface-plane-dependent superconductivity at surfaces of KTaO3 single crystals, we calculate the electron-phonon... -
First-principles calculation of electron-phonon coupling in doped KTaO₃
Motivated by the recent experimental discovery of strongly surface-plane-dependent superconductivity at surfaces of KTaO₃ single crystals, we calculate the electron-phonon... -
Phonon self-energy corrections: To screen, or not to screen
First-principles calculations of phonons are often based on the adiabatic approximation, and Brillouin-zone samplings that might not always be sufficient to capture the... -
Long-range electrostatic contribution to the electron-phonon couplings and mo...
Charge transport plays a crucial role in manifold potential applications of two-dimensional materials, including field effect transistors, solar cells, and transparent... -
Ab initio real-time quantum dynamics of charge carriers in momentum space
Application of the nonadiabatic molecular dynamics (NAMD) approach is severely limited to studying carrier dynamics in the momentum space, since a supercell is required to... -
Electron-phonon calculations using a wannier-based supercell approach: applic...
We present a first-principles method to calculate electron-phonon coupling elements in atomic systems, and showcase its application to the evaluation of the phonon-limited... -
Superconductivity in antiperovskites
We present a comprehensive theoretical study of conventional superconductivity in cubic antiperovskites materials with composition XYZ₃ where X and Z are metals and Y is H, B,... -
Prediction of phonon-mediated superconductivity with high critical temperatur...
Two-dimensional superconductors attract great interest both for their fundamental physics and for their potential applications, especially in the rapidly growing field of... -
First-principles predictions of Hall and drift mobilities in semiconductors
Carrier mobility is one of the defining properties of semiconductors. Significant progress on parameter-free calculations of carrier mobilities in real materials has been made...