Effects of particle properties on the settling and rise velocities of microplastics in freshwater under laboratory conditions

K Waldschläger, H Schüttrumpf - Environmental science & …, 2019 - ACS Publications
Microplastic (MP) contaminates terrestrial, aquatic, and atmospheric environments. Although
the number of river sampling studies with regard to MP concentrations is increasing …

Settling velocity of microplastic particles of regular shapes

L Khatmullina, I Isachenko - Marine pollution bulletin, 2017 - Elsevier
Terminal settling velocity of around 600 microplastic particles, ranging from 0.5 to 5 mm, of
three regular shapes was measured in a series of sink experiments: Polycaprolactone …

Computational analysis of non-spherical particle transport and deposition in shear flow with application to lung aerosol dynamics--a review.

C Kleinstreuer, Y Feng - Journal of biomechanical engineering, 2013 - europepmc.org
All naturally occurring and most man-made solid particles are nonspherical. Examples
include air-pollutants in the nano-to micro-meter range as well as blood constituents, drug …

Effects of biofilms and particle physical properties on the rising and settling velocities of microplastic fibers and sheets

I Jalón-Rojas, A Romero-Ramírez… - Environmental …, 2022 - ACS Publications
Vertical dynamics of microplastics (MPs) in the water column are complex and not fully
understood due to the diversity of environmental MPs and the impact of weathering and …

Sampling microfibres at the sea surface: the effects of mesh size, sample volume and water depth

PG Ryan, G Suaria, V Perold, A Pierucci… - Environmental …, 2020 - Elsevier
Microfibres are one of the most ubiquitous particulate pollutants, occurring in all
environmental compartments. They are often assumed to be microplastics, but include …

Controlling factors of microplastic fibre settling through a water column

TH Nguyen, TC Kieu-Le, FHM Tang, F Maggi - Science of the Total …, 2022 - Elsevier
Microplastic fibres are the most abundant microplastics in waterways worldwide. The settling
of fibres is distinct from other particles because of their aspect ratio and shape. In this paper …

Settling processes of cylindrical microplastics in quiescent water: A fully resolved numerical simulation study

J Zhang, C Ji, G Liu, Q Zhang, E Xing - Marine Pollution Bulletin, 2023 - Elsevier
The settling process of marine microplastics (MPs) is crucial research concerning the
transport and movement of MPs. The settling processes of MP fibers that possess a …

Fiber sedimentation and layer-by-layer assembly strategy for designing biomimetic quasi-ordered mullite fiber aerogels as extreme conditions thermal insulators

W Li, Y Jiang, H Liu, C Wang, X Zhou… - … Applied Materials & …, 2023 - ACS Publications
Ceramic fiber aerogels are attractive thermal insulating materials. In a thermomechanical
coupling environment, however, they often show limited mechanical strength and …

Settling velocity of submillimeter microplastic fibers in still water

C Dai, F Yuan, D Wang, X Yang, J Du, W Yu… - Science of The Total …, 2024 - Elsevier
Microplastic fibers (MPFs) are one of the most important MP contaminants of aquatic
environments. However, little research has been conducted on the movement of …

Numerical simulations on the settling dynamics of an ellipsoidal particle in a viscoelastic fluid

G D'Avino - Journal of Non-Newtonian Fluid Mechanics, 2022 - Elsevier
The settling dynamics of a rigid ellipsoid in an unbounded viscoelastic fluid under inertialess
conditions is studied through direct numerical simulations. The governing equations are …