Prof. Dr. rer. nat. habil. Thomas Blesgen (Bth)

Professor für Mathematik und Digitaltechnik

Research interests:

* Nonlinear mechanics
* Electronic structure computations on a macroscopic scale
* Multiscale modeling
* Numerics
* Thermodynamics
* Materials Science

Mathematical methods include Partial Differential Equations, Calculus of Variations, Functional Analysis, and Geometric Measure Theory.

Publications - main results:

(*) Generalized Navier-Stokes equations for two-phase flows, Physica D, (1999), PDF, see also this review.
(*) Tucker-tensor algorithm for large-scale quantum mechanical computations (with V. Gavini and P. Motamarri), PDF, Phys.Rev. B (2016)
(*) Analysis of spectral methods for the Kohn-Sham problem (with X. Wang, K. Bhattacharya, M. Ortiz), PDF, Archive for Rat. Mech. Analysis, (2016)
(*) Continuum limits of carbon nanotube arrays (with F. Fraternali, J.R. Raney, A. Amendola and C. Daraio), PDF, Mechanics Research Communications, (2012)

Selected publications:
Due to legal issues, the following publication list often only provides the preprint version for download. This preprint version may differ significantly from the final published article.

(*) Thomas Blesgen, Patrizio Neff
Global existence and uniqueness of weak solutions for a Willis-type model of elasto-dynamics, Mechanics of Materials 213 (2026), 105561. PDF

(*) Patrizio Neff, Nina J. Husemann, Sebastian Holthausen, Franz Gmeineder, Thomas Blesgen
Rate-form equilibrium for an isotropic Cauchy-elastic formulation: Part I: modeling, Journal of Nonlinear Science. Springer. 2026, 36(1), 8. ISSN 0938-8974. eISSN 1432-1467. Available under: doi: 10.1007/s00332-025-10214-y, journal, PDF

(*) T. Blesgen, P. Neff
The Gamma limit of the simple shear problem in nonlinear Cosserat elasticity, arXiv (2023), PDF

(*) T. Blesgen, P. Neff
Simple shear in nonlinear Cosserat micropolar elasticity: Existence of minimizers, numerical simulations and occurrence of microstructure, Mathematics and Mechanics of Solids, Vol. 28(7), (2025), journal, PDF

(*) T. Blesgen, A. Amendola, F. Fraternali 
On a modified Becker-Döring model for two-phase materials,
Continuum Mechanics and Thermodynamics, Vol. 32, pp. 901-912,  (2020),  journal, PDF

(*) T. Blesgen, A. Amendola 
Mathematical analysis of a solution method for finite-strain holonomic plasticity Cosserat materials, Meccanica, Vol. 55(4), 621-636, (2020), journal, PDF

(*) T. Blesgen
A variational model for dynamic recrystallization based on Cosserat plasticity, Composites Part B, Vol. 115, pp. 236-243, (2017), journal, PDF

(*) P. Motamarri, V. Gavini, T. Blesgen
Tucker-tensor algorithm for large-scale Kohn-Sham density functional theory calculations, Phys. Rev. B, Vol. 93, 125104, (2016), journal, PDF

(*) X. Wang, T. Blesgen, K. Bhattacharya, M. Ortiz
A variational framework for spectral approximations of Kohn-Sham density functional theory, Archive for Rational Mechanics and Analysis, Vol. 221, pp. 1035-1075, (2016), journal, PDF

(*) T. Blesgen
On rotation deformation zones for finite-strain Cosserat plasticity, Acta Mechanica, Vol. 226 (2015), pp. 2421-2434, (2015), journal, PDF

(*) T. Blesgen
Deformation patterning in three-dimensional large-strain Cosserat plasticity, Mechanics Research Communications, Vol. 62, pp. 37-43, (2014), journal, PDF

(*) T. Blesgen, A. Schlömerkemper
On the Allen-Cahn/Cahn-Hilliard system with a geometrically linear elastic energy, Proceedings of the Royal Society of Edinburgh A, Vol. 144, pp. 241-266, (2014), journal, PDF

(*) T. Blesgen, I. Chenchiah
Cahn-Hilliard Equations incorporating Elasticity: Analysis and Comparison to Experiments. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, No. 2005, Vol. 371, 20120341, pp. 1-16, (2014), journal, PDF

(*) T. Blesgen, F. Fraternali, J.R. Raney, A. Amendolo, C. Daraio
Multiscale mass-spring models of carbon nanotube arrays accounting for Mullins-like behavior and permanent deformation, Multiscale Modeling and Simulation, Vol. 11(2), pp. 545-565, (2013), journal, PDF

(*) T. Blesgen
Deformation patterning in Cosserat plasticity, Modelling and Simulation in Materials Science and Engineering, Vol 21(3),  pp. 35001-35012, (2013), journal, PDF

(*) T. Blesgen, F. Fraternali, J.R. Raney, A. Amendolo, C. Daraio
Continuum limits of bistable spring models of carbon nanotube arrays accounting for material damage, Mechanics Research Communications, Vol. 45, pp. 58-63, (2012), journal, PDF

(*) T. Blesgen, V. Gavini, V. Khoromskaija
Approximation of the Electron Density of Aluminium Clusters in Tensor-Product Format, Journal of Computational Physics, Vol. 231, pp. 2551-2564, (2011), journal, PDF

 

2019
Grain evolution in plastically deformed solids

Gefördert durch Hausdorff Research Institute for Mathematics, Bonn, Trimester-Programm Evolution of Interfaces.

Seit 2009
Electronic Structure computations on a macroscopic scale

Gefördert durch Alexander von Humboldt Stiftung, US National Science Foundation, PIRE Grant, AFOSR Grant.

Seit 2012
Dynamic Recrystallization, Cosserat plasticity

Gefördert durch DFG.

1996
Studium der Mathematik, Physik und Informatik an der Universität Bonn, Diplom
1999
Promotion in Mathematik an der Universität Bonn
2004
Forschungsaufenthalt an der Universität Cambridge (UK)
2006
Habilitation in Mathematik, Universität Leipzig
2007
Forschungsaufenthalt am California Institute of Technology, Pasadena, USA
2009
Vertretungs-Professur für Angewandte Mathematik an der JLU Gießen
Bis 2013
Forschungs-Assistent am Max-Planck-Institut für Mathematik in den Naturwissenschaften, Leipzig
Seit 2013
Professor für Mathematik an der TH Bingen