The production of 100/400 nm inner/outer diameter carbon tubes by solution blowing and carbonization of core–shell nanofibers

S Sinha-Ray, AL Yarin, B Pourdeyhimi - Carbon, 2010 - Elsevier
Core–shell drops of Polymethyl Methacrylate (PMMA) and Polyacrylonitrile (PAN) are
subjected to a high speed gas jet that results in their stretching and bending. As a result of …

Self-propelled interacting particle systems with roosting force

JA Carrillo, A Klar, S Martin, S Tiwari - Mathematical Models and …, 2010 - World Scientific
We consider a self-propelled interacting particle system for the collective behavior of swarms
of animals, and extend it with an attraction term called roosting force, as it has been …

Meltblowing: I-basic physical mechanisms and threadline model

S Sinha-Ray, AL Yarin, B Pourdeyhimi - Journal of Applied Physics, 2010 - pubs.aip.org
The work aims at the experimental and theoretical study of the mechanism of meltblowing.
Meltblowing is a popular method of producing polymer microfibers and nanofibers en masse …

Overview of the fiber dynamics during melt blowing

G Sun, W Han, Y Wang, S Xin, J Yang… - Industrial & …, 2022 - ACS Publications
Melt blowing (MB) is an industrial process used in producing microfibrous nonwoven
materials. Over the past decades, a considerable amount of theoretical and experimental …

Hierarchy of mathematical models for production processes of technical textiles

A Klar, N Marheineke… - ZAMM‐Journal of Applied …, 2009 - Wiley Online Library
In this work we present a hierarchy of mathematical models for the numerical simulation of
the production process of technical textiles. The models range from highly complex three …

Exponential rate of convergence to equilibrium for a model describing fiber lay-down processes

J Dolbeault, A Klar, C Mouhot… - Applied Mathematics …, 2013 - academic.oup.com
This paper is devoted to the adaptation of the method developed in [,] to a Fokker–Planck
equation for fiber lay-down, which has been studied in [,]. Exponential convergence toward a …

A 3D model for fiber lay-down in nonwoven production processes

A Klar, J Maringer, R Wegener - Mathematical Models and Methods …, 2012 - World Scientific
In this paper a three-dimensional stochastic model for the lay-down of fibers on a moving
conveyor belt in the production process of nonwoven materials is derived. The model is …

Aerodynamic web forming: process simulation and material properties

S Gramsch, A Klar, G Leugering, N Marheineke… - Journal of Mathematics …, 2016 - Springer
In this paper we present a chain of mathematical models that enables the numerical
simulation of the airlay process and the investigation of the resulting nonwoven material by …

Application of a three-dimensional fiber lay-down model to non-woven production processes

M Grothaus, A Klar, J Maringer, P Stilgenbauer… - Journal of Mathematics …, 2014 - Springer
In this work we present the industrial application of fiber lay-down models that enable an
efficient simulation of non-woven structures. The models describe the deposition of fibers on …

Geometric Langevin equations on submanifolds and applications to the stochastic melt-spinning process of nonwovens and biology

M Grothaus, P Stilgenbauer - Stochastics and Dynamics, 2013 - World Scientific
In this paper we develop geometric versions of the classical Langevin equation on regular
submanifolds in Euclidean space in an easy, natural way and combine them with a bunch of …