Thomas Barthel


Charles H. Townes Assistant Professor of Physics

Theoretical and Numerical Quantum Many-Body Physics

Appointments and Affiliations

  • Charles H. Townes Assistant Professor of Physics
  • Assistant Professor in the Department of Physics

Contact Information


  • Ph.D. Rheinisch-Westfalische Technische Hochshule Aachen (Germany), 2009

Research Interests

• Strongly correlated quantum many-particle systems
• Nonequilibrium phenomena, open quantum systems, and transport
• Information theoretic aspects like entanglement
• Integrable models
• Tensor network state methods (DMRG, MPS, MERA, PEPS)
• Quantum computation and simulation for the investigation of quantum matter
• Ultracold atoms in optical lattices
• Stochastic dynamics in networks

Courses Taught

  • PHYSICS 465: Quantum Mechanics II
  • PHYSICS 765: Graduate Advanced Physics
  • PHYSICS 771: Mini-Course on Current Research in Physics

Representative Publications

  • Binder, M; Barthel, T, Infinite boundary conditions for response functions and limit cycles within the infinite-system density matrix renormalization group approach demonstrated for bilinear-biquadratic spin-1 chains, Physical Review B, vol 98 no. 23 (2018) [10.1103/physrevb.98.235114] [abs].
  • Barthel, T; Lu, J, Fundamental Limitations for Measurements in Quantum Many-Body Systems, Physical Review Letters, vol 121 no. 8 (2018) [10.1103/PhysRevLett.121.080406] [abs].
  • Barthel, T; De Bacco, C; Franz, S, Matrix product algorithm for stochastic dynamics on networks applied to nonequilibrium Glauber dynamics., Physical Review. E, vol 97 no. 1-1 (2018) [10.1103/physreve.97.010104] [abs].
  • Schlittler, T, ; Mosseri, R, ; Barthel, T, Phase diagram of the hexagonal lattice quantum dimer model: Order parameters, ground-state energy, and gaps, Phys. Rev. B, vol 96 (2017), pp. 195142-195142 [10.1103/PhysRevB.96.195142] [abs].
  • Binder, M; Barthel, T, Symmetric minimally entangled typical thermal states for canonical and grand-canonical ensembles, Physical Review B, vol 95 no. 19 (2017) [10.1103/PhysRevB.95.195148] [abs].