Drag coefficients of non-spherical and irregularly shaped particles

EE Michaelides, Z Feng - Journal of Fluids …, 2023 - asmedigitalcollection.asme.org
The knowledge of simple and relatively accurate closure equations for the drag coefficients
of nonspherical particles is very important for Eulerian multiphase numerical codes that …

What has scripting ever done for us? The CSD Python application programming interface (API)

RA Sykes, NT Johnson, CJ Kingsbury… - Applied …, 2024 - journals.iucr.org
Since its first release in 2016, the Cambridge Structural Database Python application
programming interface (CSD Python API) has seen steady uptake within the community that …

[HTML][HTML] Deconsolidation of carbon fiber-reinforced PEKK laminates: 3D real-time in situ observation with synchrotron X-ray microtomography

L Amedewovo, L Orgéas, BP Du Plessix… - Composites Part A …, 2024 - Elsevier
Deconsolidation of carbon-fiber reinforced thermoplastic laminate occurs while (pre) heating
the materials during their forming processes. Pores nucleate, grow and lead to degradations …

Reconstruction of irregular elongated/flattened particles and generation of particle aggregates with customizable form distributions

M Fan, D Su, D Wu, X Chen - Powder Technology, 2023 - Elsevier
In this study, we introduced a new method to address the limitations of the traditional
spherical harmonic (SH) analysis when reconstructing the morphology of …

Quantifying three-dimensional sphericity indices of irregular fine particles from 2D images through sequential sieving tests

F Kaviani-Hamedani, M Esmailzade, K Adineh… - Granular Matter, 2024 - Springer
This study aims to suggest a new method for predicting 3D sphericity through traditional 2D
image processing through a novel sieving analysis. The 3D sphericity indices of grains (over …

[HTML][HTML] Experimental investigation of mixing railway ballast grains with different form using large-scale direct shear box apparatus

Á Orosz, Z Farkas, K Tamás - Transportation Geotechnics, 2023 - Elsevier
This paper investigates the effect of grain form on the mechanical behaviour of a railway
ballast aggregate using large-scale shear box tests. The speciality of the research is that …

[HTML][HTML] CFD–DEM modelling of the infiltration of non-spherical slurry particles in granular soils

J Liu, KJ Hanley - Computers and Geotechnics, 2023 - Elsevier
The slurry filtration process at an excavation surface plays an important role in supporting
pressure transmission, which is crucial to the stability of a tunnel face during slurry shield …

Real-time modeling of volume and form dependent nanoparticle fractionation in tubular centrifuges

M Winkler, F Rhein, H Nirschl, M Gleiss - Nanomaterials, 2022 - mdpi.com
A dynamic process model for the simulation of nanoparticle fractionation in tubular
centrifuges is presented. Established state-of-the-art methods are further developed to …

[HTML][HTML] Improved particle separation, characterisation and analysis for ore beneficiation studies using 3D X-ray micro-computed tomography

Y Zhang, N Francois, L Deakin, A Barron, C Evans… - Minerals …, 2024 - Elsevier
In mineral processing, ore materials exist in the form of particles of various sizes. Being able
to determine particle properties and population statistics is central to the efficient …

Decoding the nanoscale porosity in serpentinites from multidimensional electron microscopy and discrete element modelling

A Chogani, O Plümper - Contributions to Mineralogy and Petrology, 2023 - Springer
Serpentinites, widespread in Earth's lithosphere, exhibit inherent nanoporosity that may
significantly impact their geochemical behaviour. This study provides a comprehensive …