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 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

  • MATH 690-70: Topics in Applied Mathematics
  • PHYSICS 142L9D: General Physics II (Discussion)
  • PHYSICS 465: Quantum Mechanics II
  • PHYSICS 590: Selected Topics in Theoretical Physics
  • PHYSICS 765: Advanced Quantum Mechanics

Representative Publications

  • Binder, M; Barthel, T, Low-energy physics of isotropic spin-1 chains in the critical and Haldane phases, Physical Review B, vol 102 no. 1 (2020) [10.1103/PhysRevB.102.014447] [abs].
  • Barthel, T, The matrix product approximation for the dynamic cavity method, Journal of Statistical Mechanics: Theory and Experiment, vol 2020 no. 1 (2020) [10.1088/1742-5468/ab5701] [abs].
  • Barthel, T; Miao, Q, Scaling functions for eigenstate entanglement crossovers in harmonic lattices, Arxiv:1912.10045 (2019) [abs].
  • Miao, Q; Barthel, T, Eigenstate entanglement: Crossover from the ground state to volume laws, Arxiv:1905.07760 (2019) [abs].
  • Barthel, T; Zhang, Y, Optimized Lie-Trotter-Suzuki decompositions for two and three non- commuting operators, Arxiv:1901.04974 (2019) [abs].