[HTML][HTML] Investigating fracture mechanisms in glassy polymers using coupled particle-continuum simulations

W Zhao, Y Jain, F Müller-Plathe, P Steinmann… - Journal of the …, 2024 - Elsevier
We study the fracture behavior of glassy polymers using a multiscale simulation method that
integrates a molecular dynamics (MD) system within a continuum domain. By employing a …

Time-Scale Bridging in Atomistic Simulations of Epoxy Polymer Mechanics Using Nonaffine Deformation Theory

V Vaibhav, TW Sirk, A Zaccone - Macromolecules, 2024 - ACS Publications
Developing a deep understanding of macroscopic mechanical properties of amorphous
systems, which lack structural periodicity, has posed a key challenge, not only at the level of …

Extreme resilience and dissipation in heterogeneous elasto-plastomeric crystals

G Lee, J Lee, S Lee, S Rudykh, H Cho - Soft Matter, 2024 - pubs.rsc.org
We present a microstructure-topology-based approach for designing macroscopic,
heterogeneous soft materials that exhibit outstanding mechanical resilience and energy …

Large strain micromechanics of thermoplastic elastomers with random microstructures

H Cho, J Lee, J Moon, E Pöselt, GC Rutledge… - Journal of the …, 2024 - Elsevier
Thermoplastic polyurethanes (TPU) are block copolymeric materials composed of
plastomeric “hard” and elastomeric “soft” domains, by which they exhibit highly resilient yet …

Continuum–Particle Coupling for Polymer Simulations

S Norouzi, R Furge, H Eslami… - Journal of Chemical …, 2024 - ACS Publications
We report a concurrent hybrid multiscale simulation method, in which a particle domain is
coupled with a surrounding continuum domain. The particle domain consists of a coarse …

Static-dynamic damage mechanism and self-heating effect of a clean elastic polyurethane grouting material for trenchless rehabilitation under high stresses

C Wang, Z Qin, X Gong, C Zhang, W Pan, Y Xia… - International Journal of …, 2024 - Elsevier
Compared with traditional excavation rehabilitation, trenchless grouting rehabilitation
technology has the advantages of fast, precise, and low-carbon, which has a broad …

Size-dependent fracture in elastomers: Experiments and continuum modeling

J Lee, J Lee, S Yun, S Kim, H Lee, SA Chester… - Physical Review …, 2024 - APS
Elastomeric materials display a complicated set of stretchability and fracture properties that
strongly depend on the flaw size, which has long been of interest to engineers and material …

Strength Enhancement of Aliphatic Polyurethane Film by Solution Annealing

Y Bo, S Zhan, H Liu, W Ding, R Yuan… - ACS Applied Polymer …, 2024 - ACS Publications
In recent years, aliphatic polyurethane has attracted more and more attention depending on
its high adhesion and excellent optical and yellowing resistance properties. Among them …

Mechanically robust and thermal stable polyurethane elastomers with self‐healing and recycling ability

T Pan, L Yuan, G Liang, A Gu - Polymer Engineering & Science - Wiley Online Library
A series of supramolecular interaction‐based polyurethane elastomers (SPUEs) were
synthesized from the reactions of hexamethylene diisocyanate‐functionalized 2‐ureido‐4 …