Scaling perspective on dynamics of nanoparticles in polymers: length-and time-scale dependent nanoparticle–polymer coupling

T Ge - Macromolecules, 2023 - ACS Publications
The motion of nanoparticles in a polymer matrix is dictated by the intricate coupling of the
nanoparticles and surrounding polymers. Various length-and time-scale dependent features …

Shearmetry of Fluids with Tunable Rheology by Polarized Luminescence of Rare Earth-Doped Nanorods

Z Wang, Q Zou, L Magermans, G Amselem… - ACS …, 2024 - ACS Publications
Shear stress plays a critical role in regulating physiological processes within
microcirculatory systems. While particle imaging velocimetry is a standard technique for …

Microstructural dynamics and rheology of worm-like diblock copolymer nanoparticle dispersions under a simple shear and a planar extensional flow

V Calabrese, C Gyorgy, SJ Haward, TJ Neal… - …, 2022 - ACS Publications
We investigate the shear and extensional flow behavior of dispersions composed of two
types of worm-like nanoparticles (WLNPs) with comparable cross-sectional diameters …

[HTML][HTML] Flow-induced alignment of protein nanofibril dispersions

TP Santos, V Calabrese, MW Boehm, SK Baier… - Journal of Colloid and …, 2023 - Elsevier
Hypothesis Protein nanofibrils (PNF) resulting from the self-assembly of proteins or peptides
can present structural ordering triggered by numerous factors, including the shear flow. We …

Alignment–rheology relationship of biosourced rod-like colloids and polymers under flow

M Detert, TP Santos, AQ Shen, V Calabrese - Biomacromolecules, 2023 - ACS Publications
Fluids composed of biosourced rod-like colloids (RC) and rod-like polymers (RP) have been
extensively studied due to various promising applications relying on their flow-induced …

Flow birefringence of cellulose nanocrystal suspensions in three-dimensional flow fields: Revisiting the stress-optic law

K Nakamine, Y Yokoyama, WKA Worby, M Muto… - Cellulose, 2024 - Springer
This study systematically investigates the flow birefringence of cellulose nanocrystal (CNC)
suspensions. The aim is to clarify the importance of the stress component along the …

Two-dimensional strain rate imaging study using a polarization camera and birefringent aqueous cellulose nanocrystal suspensions

C Lane, F Baumann, D Rode, T Rösgen - Experiments in Fluids, 2024 - Springer
The birefringence response of aqueous cellulose nanocrystal (CNC) suspensions in a two-
dimensional laminar flow is measured and studied. The suspensions have CNC …

Naturally derived colloidal rods in microfluidic flows

V Calabrese, AQ Shen, SJ Haward - Biomicrofluidics, 2023 - pubs.aip.org
Naturally derived colloidal rods (CR) are promising building blocks for develo**
sustainable soft materials. Engineering new materials based on naturally derived CR …

Extensibility governs the flow-induced alignment of polymers and rod-like colloids

V Calabrese, T Porto Santos, CG Lopez… - Physical Review …, 2024 - APS
Polymers and rod-like colloids (PaRC) adopt a favorable orientation under sufficiently strong
flows. However, how the flow kinematics affect the alignment of such nanostructures …

[HTML][HTML] Surfactant induced gelation of TEMPO-oxidized cellulose nanofibril dispersions probed using small angle neutron scattering

J Schmitt, V Calabrese, MA Da Silva… - The Journal of …, 2023 - pubs.aip.org
In this work, we studied TEMPO-oxidized cellulose nanofibril (OCNF) suspensions in the
presence of diverse surfactants. Using a combination of small angle neutron scattering …