Electron-phonon coupling in transition metals beyond Wang's approximation

F Akhmetov, I Milov, IA Makhotkin, M Ackermann… - Physical Review B, 2023 - APS
The electron-phonon coupling is the primary mechanism responsible for material relaxation
after ultrafast laser irradiation. However, it remains an elusive variable that is extremely …

Electron-phonon coupling in semiconductors at high electronic temperatures

N Medvedev - Physical Review B, 2023 - APS
A nonperturbative dynamical coupling approach based on tight-binding molecular dynamics
is used to evaluate the electron-ion (electron-phonon) coupling parameter in irradiated …

High-temperature threshold of damage of SiC by swift heavy ions

DI Zainutdinov, VA Borodin, SA Gorbunov… - Journal of Alloys and …, 2025 - Elsevier
At ambient conditions, SiC is resistant to irradiation with swift heavy ions (SHI) decelerating
in the electronic stop** regime. However, there is no experimental data on the SiC …

[HTML][HTML] Laser-induced electron dynamics and surface modification in ruthenium thin films

F Akhmetov, I Milov, S Semin, F Formisano… - Vacuum, 2023 - Elsevier
We performed the experimental and theoretical study of the heating and damaging of
ruthenium thin films induced by femtosecond laser irradiation. We present the results of an …

Electronic nonequilibrium effect in ultrafast-laser-irradiated solids

N Medvedev - Physica Scripta, 2023 - iopscience.iop.org
This paper describes the effects of electronic nonequilibrium in a simulation of ultrafast laser
irradiation of materials. The simulation scheme based on tight-binding molecular dynamics …

Two-temperature model for ultrafast melting of Au-based bimetallic films interacting with single-pulse femtosecond laser: Theoretical study of damage threshold

A Ray - Physical Review B, 2023 - APS
Ultrashort-pulse laser excitation and associated thermal damage of single-layer metallic
films have been extensively studied both theoretically as well as experimentally. However …

[HTML][HTML] Structural pathways for ultrafast melting of optically excited thin polycrystalline Palladium films

J Antonowicz, A Olczak, K Sokolowski-Tinten, P Zalden… - Acta Materialia, 2024 - Elsevier
Due to its extremely short timescale, the non-equilibrium melting of metals is exceptionally
difficult to probe experimentally. The knowledge of melting mechanisms is thus based …

Electron-ion relaxation times in 1–100 eV warm dense aluminum and gold

S Lee, CM Kim, C Song, Y Noh, H Kim… - International Journal of …, 2024 - Elsevier
We calculated the electron-ion energy relaxation times in warm dense aluminum and gold.
Our calculations span a wide temperature range from a thousand to a million kelvins for both …

Electronic heat conductivity in a two-temperature state

N Medvedev, F Akhmetov, I Milov - International Journal of Heat and Mass …, 2024 - Elsevier
Heat transport in solids is governed by two fundamental contributions, atomic and electronic.
The electronic energy transport in transient excited states is a defining factor in the problem …

Electronic structure, lattice dynamics, and electron-phonon coupling factor of metals under nonequilibrium heating

NA Smirnov - Physical Review B, 2025 - APS
The paper presents ab initio calculations taken to study the electronic structure, phonon
spectrum, and electron-phonon coupling factor G (T e) of several metals (Ag, Au, Pd, Pt, Rh …