• Bose-Hubbard model
• High-order perturbation theory

• Niklas Teichmann, Dennis Hinrichs, and Martin Holthaus:
  Reference data for phase diagrams of triangular and hexagonal bosonic lattices,
  Europhysics Letters 91, 10004 (2010).
  arXiv:1007.0685
• Niklas Teichmann and Dennis Hinrichs:
  Scaling property of the critical hopping parameters for the Bose-Hubbard model,
  Eur. Phys. J. B 71, 219 (2009).
  arXiv:0909.3209
• Niklas Teichmann, Dennis Hinrichs, Martin Holthaus, and André Eckardt:
  Process-chain approach to the Bose-Hubbard model: Ground-state properties
  and phase diagram,
  Phys. Rev. B 79, 224515 (2009).
  arXiv:0904.0905
  Selected for the July, 2009 issue of the Virtual Journal of Atomic Quantum Fluids.
• Niklas Teichmann, Dennis Hinrichs, Martin Holthaus, and André Eckardt:
  Bose-Hubbard phase diagram with arbitrary integer filling,
  Phys. Rev. B 79, 100503(R) (2009).
  arXiv:0810.0643
  Selected for the March 15, 2009 issue of the Virtual Journal of Applications of Superconductivity.
• Dave J. Boers, Benjamin Goedeke, Dennis Hinrichs, and Martin Holthaus:
  Mobility edges in bichromatic optical lattices,
  Phys. Rev. A 75, 063404 (2007).

• Perturbative calculation of critical exponents for the Bose-Hubbard model,
  Spring Meeting of the DPG in March 2012, Stuttgart.
  
• Process-chain approach applied to the Bose-Hubbard model,
  Spring Meeting of the DPG in March 2011, Dresden.
  

• Dennis Hinrichs, Axel Pelster, and Martin Holthaus:
  Critical properties of the Bose-Hubbard model,
  514th Wilhelm and Else Heraeus Seminar Quo Vadis BEC? IV, 2012, Bad Honnef.
  
• Dennis Hinrichs, Niklas Teichmann, and Martin Holthaus:
  Process-chain approach and its application to bosonic lattice systems,
  Spring Meeting of the DPG in March 2010, Hannover.
  
• Dennis Hinrichs, Matthias Langemeyer, Niklas Teichmann, and Martin Holthaus:
  Mott insulator-to-superfluid phase transition for arbitrary dimensionality and filling in the Bose-Hubbard model,
  Spring Meeting of the DPG in March 2009, Hamburg.
  

• Critical properties of the Bose-Hubbard model
  (Oldenburg, September 2012, supervisor: Professor Dr. M. Holthaus)

• Diagrammatische Störungstheorie und Anwendung auf das Bose-Hubbard Modell
  (Oldenburg, January 2009, supervisor: Professor Dr. M. Holthaus)

Curriculum Vitae