Dr. Dimitri Rothermel

© Dimitri Rothermel

Research assistant

Universität des Saarlandes
Fachrichtung Mathematik
Campus, Geb. E1.1, 4.18
D-66123 Saarbrücken

Tel.:  +49 (0)681 302 57435
FAX:   +49 (0)681 302 4435
Email: rothermel[at]math.uni-sb.de

Consultation hours: on request

 

Research topics

 

  • Inverse problems
  • Heat transfer in general
  • Inverse heat transfer problems
  • ACC process of TMCP steel
  • Infrared Thermography and Non-Destructive Testing
  • Ultrasound guided waves in pipe testing

Teaching

 

  • Winter semester 2016/2017  - Inverse Probleme
  • Summer semester 2017         - Numerisches Praktikum zur Computertomographie
  • Winter semester 2017/2018  - Numerik I
  • Summer semester 2018         - Programmierung für Mathematiker
  • Winter semester 2018/2019  - Höhere Mathematik für Ingenieure 1 
  • Summer semester 2019         - Höhere Mathematik für Ingenieure 2

Publications

 

  • A. Katsevich, D. Rothermel, and T. Schuster. An improved exact inversion formula for solenoidal fields in cone beam vector tomography. Inverse Problems, Special issue: 100 Years of the Radon transform,  2017.
  • D. Rothermel, T. Schuster, R. Schorr, M. Peglow. Parameter estimation of temperature dependent material parameters in the cooling process of TMCP steel plates. Hindawi, Mathematical Problems in Engineering. https://doi.org/10.1155/2021/6653388, 2021.
  • D. Rothermel, T. Schuster. Solving an inverse heat convection problem with an implicit forward operator by using a projected quasi-Newton method. Inverse Problems 37.4, 2021.
  • D. Rothermel, T.Schuster. Development of a Generalized Photothermal Measurement Model for the Layer Thickness Determination of Multi-Layered Coating Systems. MDPI Appl. Sci., 13(7), 4185; https://doi.org/10.3390/app13074185. 2023.

Talks

 

  • Inverse heat transfer problems and applications, SIAM conference on Imaging Sciences 2018, Bologna, Italy
  • Inverse heat transfer problems and applications, Oberseminar Saarbrücken, July 2018.
  • Characterization of the heat transfer of heavy plates during the laminar cooling process, Chemnitz Symposium on Inverse Problems 2018, Chemnitz, Germany
  • Sensor delay effects in high-resolution FluoRespirometry, European study group with industry 2019, Innsbruck, Austria
  • Nonlinear inverse heat transfer problems in modelling the cooling process of heavy plates, ÖMG Conference 2019, Dornbirn, Austria