Tensile fracture of welded polymer interfaces: Miscibility, entanglements, and crazing

T Ge, GS Grest, MO Robbins - Macromolecules, 2014 - ACS Publications
Large-scale molecular simulations are performed to investigate tensile failure of polymer
interfaces as a function of welding time t. Changes in the tensile stress, mode of failure and …

Healing of polymer interfaces: Interfacial dynamics, entanglements, and strength

T Ge, MO Robbins, D Perahia, GS Grest - Physical Review E, 2014 - APS
Self-healing of polymer films often takes place as the molecules diffuse across a damaged
region, above their melting temperature. Using molecular dynamics simulations we probe …

Time allowed for equilibration quantifies the preparation induced nonequilibrium behavior of polymer films

S Chandran, R Handa, M Kchaou, S Al Akhrass… - ACS Macro …, 2017 - ACS Publications
Performance and properties of materials may strongly depend on processing conditions.
This is particularly so for polymers, which often have relaxation times much longer than the …

Controlling Marangoni-induced instabilities in spin-cast polymer films: How to prepare uniform films

PD Fowler, C Ruscher, JD McGraw, JA Forrest… - The European Physical …, 2016 - Springer
In both research and industrial settings spincoating is extensively used to prepare highly
uniform thin polymer films. However, under certain conditions, spincoating results in films …

Sticky rouse time features the self-adhesion of supramolecular polymer networks

Z Shen, H Ye, Q Wang, M Kröger, Y Li - Macromolecules, 2021 - ACS Publications
Supramolecular polymers are fascinating materials due to their strikingly self-healing
capabilities empowered by reversible bonds. However, due to the lack of knowledge about …

Homoconjugation in light-emitting poly (phenylene methylene) s: Origin and pressure-enhanced photoluminescence

A Perevedentsev, A Francisco-López, X Shi… - …, 2020 - ACS Publications
The surprising optical properties of the non-π-conjugated polymer poly (phenylene
methylene)(PPM) and its derivatives—that is, absorption in the 350–450 nm and …

Intrinsic stresses in thin glassy polymer films revealed by crack formation

M Chowdhury, X Sheng, F Ziebert, ACM Yang… - …, 2016 - ACS Publications
Both spin-coating and thermal annealing of thin supported glassy polymer films generally
cause stresses arising from rapid solvent evaporation and from a mismatch in expansivities …

Impact of Nanoparticles on the segmental and swelling dynamics of ionomer nanocomposite membranes

A Balwani, A Faraone, EM Davis - Macromolecules, 2019 - ACS Publications
While ionomer nanocomposites show promise for advancing the viability of energy storage
technologies, such as the vanadium redox flow battery, the improvements in ion selectivity …

Dewetting rheology for determining viscoelastic properties of nonequilibrated thin polymer films

AA Mulama, S Chandran, K Roumpos, AO Oduor… - …, 2019 - ACS Publications
We performed systematic dewetting experiments on isotactic poly (para-methylstyrene)(iP p
MS) films to explore the temperature dependence of the viscoelastic behavior of these films …

Studying tautomerism in an important pharmaceutical glibenclamide confined in the thin nanometric layers

K Wolnica, G Szklarz, M Dulski, M Wojtyniak… - Colloids and Surfaces B …, 2019 - Elsevier
The uniform thin films with variable thicknesses (d= 49, 120, 220 nm) of active
pharmaceutical ingredient (API) glibenclamide (GCM) was spin-coated and investigated …