Interfacial thermal conductance in 2D WS2/MoSe2 and MoS2/MoSe2 lateral heterostructures

S Xu, P Wu, Y Chen - Computational Materials Science, 2024 - Elsevier
Abstract In-plane Transition Metal Dichalcogenides (TMDs) heterostructures hold immense
potential for various applications in the modern semiconductor industry, including …

A concurrent multiscale method based on smoothed molecular dynamics for large-scale parallel computation at finite temperature

S Wang, LY Zhao, Y Liu - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
A concurrent atomic-to-continuum multiscale method for finite-temperature simulation with
large-scale parallel computation is developed. Seamless and stable coupling between …

Resonant interaction between phonons and PbTe/PbSe (001) misfit dislocation networks

Y Li, Z Zheng, A Diaz, SR Phillpot, DL McDowell… - Acta Materialia, 2022 - Elsevier
This work aims at a quantitative and mechanistic understanding of the dynamic process of
the phonon-dislocation interaction in PbTe/PbSe (001) heterostructures using the …

Unifying temperature definition in atomistic and field representations of conservation laws

Y Chen - Proceedings of the Royal Society A, 2024 - royalsocietypublishing.org
In this work, a field representation of the conservation law of linear momentum is derived
from the atomistic, using the theory of distributions as the mathematical tool, and expressed …

Interference, scattering, and transmission of acoustic phonons in Si phononic crystals

Y Li, A Diaz, X Chen, DL McDowell, Y Chen - Acta Materialia, 2022 - Elsevier
The transient processes of phonon scattering and transmission in Si phononic crystals with
periodic pores are simulated using the concurrent atomistic-continuum method. The nature …

Effects of misfit dislocations and dislocation mobility on thermal boundary resistance of PbTe/PbSe interfaces

N Taormina, Y Li, S Phillpot, Y Chen - Computational Materials Science, 2024 - Elsevier
We present a molecular dynamics study of the thermal transport properties of PbTe/PbSe (1
1 1) and PbTe/PbSe (1 0 0) interfaces at room temperature. The PbTe/PbSe heterostructures …

Dynamic interaction between phonons and edge dislocations in LiF

Y Li, Z Zheng, X Chen, Y Chen - Journal of Applied Physics, 2023 - pubs.aip.org
The dynamic interaction between phonons and dislocations in LiF has been studied using
molecular dynamics simulations. The simulations have captured the strong dynamic …

Bridging length and time scales in predictive simulations of thermo-mechanical processes

J Sun, N Taormina, E Bilgili, Y Li… - Modelling and Simulation …, 2024 - iopscience.iop.org
This work introduces a theoretical formulation and develops numerical methods for finite
element implementation of the formulation so as to extend the concurrent atomistic …

Identification of Linear Elastic Fracture Mechanics Parameters Through the Atomistic Simulation Based Analysis

LV Stepanova, KA Mushankova, ON Belova - Procedia Structural Integrity, 2023 - Elsevier
The contribution presents atomistic modeling of the proximate crack tip and notch stress
fields through molecular dynamics method. The study is aspired to comparing atomistic …

МОДЕЛИРОВАНИЕ РАСПРОСТРАНЕНИЯ И АНАЛИЗ ТРАЕКТОРИИ НАКЛОННОЙ ТРЕЩИНЫ В ТРУБЕ С ПОМОЩЬЮ РАСШИРЕННОГО МЕТОДА …

ОН Белова, ЛВ Степанова - Проблемы прочности и …, 2023 - ppp.mech.unn.ru
Аннотация Проведено сравнительное сопоставление результатов вычислительных
имитационных экспериментов по определению траекторий распространения …