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Supervision of dissertational projects - Daniel Lenz


  • Ian Zimmermann:  Topic concerning non-linear equations.

  • Oleksiy Sukaylo:  Topic concering boundaries of graphs.

  • Simon Puchert: Topic concerning  harmonic functions.

  • Franziska Sieron: Topic in the field of low complexity subshifts.

  • Melchior Wirth: Enropic gradient flow structure of quantum Markov semigroups, University of Jena, March 2020.

  • Daniel Sell:  Simple Toeplitz subshifts: combinatorial properties and  uniformity of cocycles,  University of Jena, March 2020.

  • Florentin Münch: Dircrete Ricci curvature, diameter bounds´and rigigity, University Potsdam, December 2019, joint supervision with Matthias Keller, Potsdam. 

  • Marcel Schmidt: Energy forms, Friedrich-Schiller-Universität Jena, May 2017.

  • Siegfried Beckus:  Spectral approximation of periodic Schr\"odinger Operators, Friedrich-Schiller-Universität Jena, October 2016

  • Felix Pogorzelski: Banach-space valued ergodic theorems and spectral approximation, Friedrich-Schiller-Universität Jena,  October 2014.

  • Sebastian Haeseler: Analysis of Dirichlet forms on graphs, Friedrich-Schiller-Universität Jena, November 2013.

  • Daniel Wingert, "Evolutionsgleichungen und obere Abschätzungen an die Lösungen des Anfangswertproblems",  TU Chemnitz, Juli 2012; joint supervision with Prof. Dr. Peter Stollmann, TU Chemnitz.

  • Carsten Schubert: "Quantengraphen mit zufälligem Potential', TU Chemnitz, December 2011; joint supervision with Prof. Dr. Peter Stollmann, TU Chemnitz.
  • Matthias Keller: "On the spectral theory of operators on trees", Friedrich-Schiller Universität Jena, December  2010. 

  • Adnene Besbes: "Ergodic theorems on aperiodic tilings and applications",  Universite Paris 7, July 2008; joint supervision with Prof. Dr. A. Boutet de Monvel, Universite Paris 7.

  • Steffen Klassert: "Random operators on Delone sets", TU Chemnitz,  May 2007;  joint supervision with Prof. Dr. P. Stollmann, TU Chemnitz.


Supervision of Master theses:


  • Ian Zimmermann: On blow-up of solutions for an abstract semilinear parabolic equation, August 2019.

  • Oleksiy Sukaylo: Boundaries of hyperbolic graphs, May 2019.

  • Simon Puchert: Resolvable graphs and harmonic functions, Juni 2019.

  • Sebastian Uschmann: Kohomologie von Dirichletformen, December 2018.

  • Fransiska Sieron: The density of periodic configurations in strongly irreducible subshifts of finite type,  February 2017.

  • Michael Schwarz: Boundary representations of Dirichlet forms on discrete spaces, November 2015.

  • Jannis Koberstein: Surjectivity of graph Laplacians, November 2015.

  • Melchior Wirth:  Uniqueness of form extensions and domination of semigroups, October 2015.

  • Daniel Sell: Topological groupoids and Matuis spatial realization theorem, September 2015.

  • Florentin Münch: Li-Yau inequalities on finite graphs, November 2014, (joint supervision with Dr. M. Keller).

Supervision of Diploma theses:

  • Siegfried Beckus,  "Generalized Bloch Theory for Quasicrystals", Diplom Maerz 2012.

  • Marcel Schmidt, "Global properties of Dirichlet forms on discrete spaces", Diplom October 2011.

  • Felix Pogorzelski, "Ergodic Theorems on amenable groups", September 2010,  (joint supervision with Prof. Dr. R. Nagel).

  • Carsten Schubert, "Laplace-Operatoren auf Quantengraphen", Diplom December 2006, (joint supervision with Prof. Dr. P. Stollmann).

  • Matthias Keller, "Produkte zuf\"alliger Matrizen und der Lyapunov-Exponent", Diplom June 2006, (joint supervision with Prof. Dr. P. Stollmann).