Thomas Barthel | Scholars@Duke

Thomas Barthel
Charles H. Townes Assistant Professor of Physics

Theoretical and Numerical Quantum Many-Body Physics

Current Research Interests

• Strongly correlated quantum many-particle systems
• Nonequilibrium phenomena and open quantum systems
• Phase transitions
• Information theoretic aspects of quantum many-body systems
• Scaling and evolution of entanglement
• Density matrix renormalization group and other tensor network state methods (MERA, PEPS)
• Ultracold atoms in optical lattices
• Stochastic dynamics in networks

Current Appointments & Affiliations

Charles H. Townes Assistant Professor of Physics, Physics, Trinity College of Arts & Sciences 2015
Assistant Professor in the Department of Physics, Physics, Trinity College of Arts & Sciences 2015

Contact Information

287 Physics Bldg, Durham, NC 27708
Box 90305, Durham, NC 27708-0305
barthel@phy.duke.edu (919) 660-2965
www.manyparticle.org/~barthel

Background
Education, Training, & Certifications
- Ph.D., Rheinisch-Westfalische Technische Hochshule Aachen (Germany) 2009
Research
Fellowships, Supported Research, & Other Grants
- Start-up grant awarded by Duke University 2015
- Graduate studies scholarship awarded by German National Merit Foundation 2006
- Scholarship awarded by German National Merit Foundation 2000
Publications & Artistic Works
Selected Publications
- Journal Articles
  - Barthel, T, De Bacco, C, and Franz, S. "Matrix product algorithm for stochastic dynamics on networks applied to nonequilibrium Glauber dynamics." Physical review. E 97, no. 1-1 (January 2018): 010104-. Full Text
  - Schlittler, TM, Mosseri, R, and Barthel, T. "Phase diagram of the hexagonal lattice quantum dimer model: Order parameters, ground-state energy, and gaps." PHYSICAL REVIEW B 96, no. 19 (November 21, 2017). Full Text Link to Item
  - Binder, M, and Barthel, T. "Symmetric minimally entangled typical thermal states for canonical and grand-canonical ensembles." Physical Review B 95, no. 19 (May 2017). Full Text
  - Barthel, T. "Matrix product purifications for canonical ensembles and quantum number distributions." Physical Review B 94, no. 11 (September 2016). Full Text
  - Gori, L, Barthel, T, Kumar, A, Lucioni, E, Tanzi, L, Inguscio, M, Modugno, G, Giamarchi, T, D'Errico, C, and Roux, G. "Finite-temperature effects on interacting bosonic one-dimensional systems in disordered lattices." Physical Review A 93, no. 3 (March 2016). Full Text
  - Schlittler, T, Barthel, T, Misguich, G, Vidal, J, and Mosseri, R. "Phase Diagram of an Extended Quantum Dimer Model on the Hexagonal Lattice." Physical review letters 115, no. 21 (November 18, 2015): 217202-. Full Text
  - Binder, M, and Barthel, T. "Minimally entangled typical thermal states versus matrix product purifications for the simulation of equilibrium states and time evolution." Physical Review B 92, no. 12 (September 2015). Full Text
  - Mölter, J, Barthel, T, Schollwöck, U, and Alba, V. "Bound states and entanglement in the excited states of quantum spin chains." Journal of Statistical Mechanics: Theory and Experiment 2014, no. 10 (October 1, 2014): P10029-P10029. Full Text
  - Halimeh, JC, Wöllert, A, McCulloch, I, Schollwöck, U, and Barthel, T. "Domain-wall melting in ultracold-boson systems with hole and spin-flip defects." Physical Review A 89, no. 6 (June 2014). Full Text
  - Cai, Z, and Barthel, T. "Algebraic versus Exponential Decoherence in Dissipative Many-Particle Systems." Physical review letters 111, no. 15 (October 11, 2013): 150403-. Full Text
  - Lake, B, Tennant, DA, Caux, J-S, Barthel, T, Schollwöck, U, Nagler, SE, and Frost, CD. "Multispinon continua at zero and finite temperature in a near-ideal Heisenberg chain." Physical review letters 111, no. 13 (September 26, 2013): 137205-. Full Text
  - Barthel, T. "Precise evaluation of thermal response functions by optimized density matrix renormalization group schemes." New Journal of Physics 15, no. 7 (July 1, 2013): 073010-073010. Full Text
  - Kliesch, M, Barthel, T, Gogolin, C, Kastoryano, M, and Eisert, J. "Erratum: Dissipative Quantum Church-Turing Theorem [Phys. Rev. Lett. 107 , 120501 (2011)]." Physical Review Letters 109, no. 11 (September 2012). Full Text
  - Barthel, T, and Kliesch, M. "Quasilocality and efficient simulation of markovian quantum dynamics." Physical review letters 108, no. 23 (June 5, 2012): 230504-. Full Text
  - Barthel, T, and Hübener, R. "Solving condensed-matter ground-state problems by semidefinite relaxations." Physical review letters 108, no. 20 (May 17, 2012): 200404-. Full Text
  - Kliesch, M, Barthel, T, Gogolin, C, Kastoryano, M, and Eisert, J. "Dissipative quantum Church-Turing theorem." Physical review letters 107, no. 12 (September 12, 2011): 120501-. Full Text
  - Barthel, T, Kliesch, M, and Eisert, J. "Real-Space Renormalization Yields Finite Correlations." Physical Review Letters 105, no. 1 (July 2010). Full Text
  - Pineda, C, Barthel, T, and Eisert, J. "Unitary circuits for strongly correlated fermions." Physical Review A 81, no. 5 (May 2010). Full Text
  - Barthel, T, Pineda, C, and Eisert, J. "Contraction of fermionic operator circuits and the simulation of strongly correlated fermions." Physical Review A 80, no. 4 (October 2009). Full Text
  - Barthel, T, Schollwöck, U, and White, SR. "Spectral functions in one-dimensional quantum systems at finite temperature using the density matrix renormalization group." Physical Review B 79, no. 24 (June 2009). Full Text
  - Barthel, T, Kasztelan, C, McCulloch, IP, and Schollwöck, U. "Magnetism, coherent many-particle dynamics, and relaxation with ultracold bosons in optical superlattices." Physical Review A 79, no. 5 (May 2009). Full Text
  - Roux, G, Barthel, T, McCulloch, IP, Kollath, C, Schollwöck, U, and Giamarchi, T. "Quasiperiodic Bose-Hubbard model and localization in one-dimensional cold atomic gases." Physical Review A 78, no. 2 (August 2008). Full Text
  - Barthel, T, and Schollwöck, U. "Dephasing and the steady state in quantum many-particle systems." Physical review letters 100, no. 10 (March 12, 2008): 100601-. Full Text
  - Vidal, J, Dusuel, S, and Barthel, T. "Entanglement entropy in collective models." Journal of Statistical Mechanics: Theory and Experiment 2007, no. 01 (January 1, 2007): P01015-P01015. Full Text
  - Barthel, T, Dusuel, S, and Vidal, J. "Entanglement entropy beyond the free case." Physical review letters 97, no. 22 (December 2006): 220402-. Full Text
  - Zhou, H-Q, Barthel, T, Fjærestad, JO, and Schollwöck, U. "Entanglement and boundary critical phenomena." Physical Review A 74, no. 5 (November 2006). Full Text
  - Barthel, T, Chung, M-C, and Schollwöck, U. "Entanglement scaling in critical two-dimensional fermionic and bosonic systems." Physical Review A 74, no. 2 (August 2006). Full Text
Teaching & Mentoring
Recent Courses
Scholarly, Clinical, & Service Activities
Presentations & Appearances

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Education, Training, & Certifications

Fellowships, Supported Research, & Other Grants

Selected Publications

Journal Articles

Recent Courses

Presentations & Appearances