Mechanical Interactions in Fibrous Networks
Fibrous materials have growing use in technical and biomedical applications. Electrospinning is a simple, cost efficient and versatile method to produce such materials consisting of ultrathin fibres with variable topology and a range of materials. Due to the versatility of the method electrospun material is used for numerous applications, such as filters, textiles, sensors, tissue engineered scaffolds and wound coverage.
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Particular applications pose requirements on the mechanical properties and topology of the electrospun mats on multiple scales. In addition to experimental investigations, computational modelling is a versatile tool to study these aspects and investigate the functional interaction between these scales.
2. Objective
Unravel the complex relationship between fibre scale and macroscopic properties with a particular focus on the interaction between fibres by friction, compaction and the formation of cross-links.
3. Computational modelling of electrospun networks
Three-dimensional representative volume elements are created by “virtual spinning” similar to the manufacturing process.
With this model we are in the position to investigate even complex relations between fibres.
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Besides helping interpreting experiments, this model will help to inform analytic continuum formulations.