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- Youjiang Xu, Walter Hofstetter
Getting topological invariants from snapshots: a protocol for defining and calculating topological invariants of systems with discrete parameter space
Preprint [arXiv:2309.11618]
- Jun-Hui Zheng, Arijit Dutta, Monika Aidelsburger, Walter Hofstetter
Floquet topological phase transitions induced by uncorrelated or correlated disorder
Preprint [arXiv:2309.07035]
- Youjiang Xu, Irakli Titvinidze, Walter Hofstetter
Invisible flat bands on a topological chiral edge
Phys. Rev. B. 106, L220407 (2022) [abstract, arXiv:2204.11946]
- Morad Ebrahimkhas, Götz S. Uhrig, Walter Hofstetter, Mohsen Hafez-Torbati
Antiferromagnetic Chern insulator in centrosymmetric systems
Phys. Rev. B 106, 205107 (2022) [abstract, arXiv:2209.04730]
- Irakli Titvinidze, Julian Legendre, Karyn Le Hur, Walter Hofstetter
Hubbard model on the kagome lattice with time-reversal invariant flux and spin-orbit coupling
Phys. Rev. B 105, 235102 (2022) [abstract, arXiv:2204.01350]
- Mathieu Barbier, Henrik Lütjeharms, Walter Hofstetter
Supersolid phases of ultracold bosons trapped in optical lattices dressed with Rydberg p-states
Phys. Rev. A 105, 013326 (2022) [abstract, arXiv:2109.04917]
- Mathieu Barbier, Simon Hollerith, Walter Hofstetter
Extended Bose-Hubbard models with Rydberg macrodimer dressing
Phys. Rev. A 104, 053304 (2021) [abstract, arXiv:2105.15046]
- Walter Hofstetter
Analog Quantum Simulations of the Hubbard Model
Lecture Notes of the Jülich Autumn School on Correlated Electrons: Simulating Correlations with Computers, pp. 10.1 - 10.29, Verlag des Forschungszentrum Jülich, 2021 [pdf, website]
- Irakli Titvinidze, Julian Legendre, Maarten Grothus, Bernhard Irsigler, Karyn Le Hur, Walter Hofstetter
Spin-orbit coupling in the kagome lattice with flux and time-reversal symmetry
Phys Rev. B 103, 195105 (2021) [abstract, arXiv:2101.12219]
- Morad Ebrahimkhas, Mohsen Hafez-Torbati, Walter Hofstetter
Lattice Symmetry and Emergence of Antiferromagnetic Quantum Hall States
Phys Rev. B 103, 155108 (2021) [abstract, arXiv:2006.09515]
- Bernhard Irsigler, Tobias Grass, Jun-Hui Zheng, Mathieu Barbier, Walter Hofstetter
Topological Mott transition in a Weyl-Hubbard model: Dynamical mean-field theory study
Phys Rev. B 103, 125132 (2021) [abstract, arXiv:2011.05100]
- Jaromir Panas, Bernhard Irsigler, Jun-Hui Zheng, Walter Hofstetter
Bulk topological proximity effect in multilayer systems
Phys. Rev. B 102, 075403 (2020) [abstract, arXiv:1910.05197]
- Mohsen Hafez-Torbati, Jun-Hui Zheng, Bernhard Irsigler, Walter Hofstetter
Interaction-Driven Topological Phase Transitions in Fermionic SU(3) Systems
Phys. Rev. B 101, 245159 (2020) [abstract, arXiv:1911.03518]
- Urs Gebert, Bernhard Irsigler, Walter Hofstetter
Local Chern marker of smoothly confined Hofstadter fermions
Phys. Rev. A 101, 063606 (2020) [abstract, arXiv:1906.11164]
- Bernhard Irsigler, Jun-Hui Zheng, Fabian Grusdt, Walter Hofstetter
Z2 characterization for three-dimensional multiband Hubbard models
Phys. Rev. Research 2, 013299 (2020) [abstract, arXiv:1910.08030]
- Jun-Hui Zheng, Bernhard Irsigler, Lijia Jiang, Christof Weitenberg, Walter Hofstetter
Measuring an interaction-induced topological phase transition via the single-particle density matrix
Phys. Rev. A 101, 013631 (2020) [abstract, arXiv:1812.01991]
- Bernhard Irsigler, Jun-Hui Zheng, Walter Hofstetter
Microscopic characteristics and tomography scheme of the local Chern marker
Phys. Rev. A 100, 023610 (2019) [abstract, arXiv:1904.03091]
- Mohsen Hafez-Torbati, Walter Hofstetter
Competing Charge and Magnetic Order in Fermionic Multi-Component Systems
Phys. Rev. B 100, 035133 (2019) [abstract, arXiv:1901.02054]
- Jaromir Panas, Mathieu Barbier, Andreas Geißler, Walter Hofstetter
Supersolid phases of Rydberg-excited bosons on a triangular lattice
Phys. Rev. A 99, 063625 (2019) [abstract, arXiv:1903.01912]
- Bernhard Irsigler, Jun-Hui Zheng, Mohsen Hafez-Torbati, Walter Hofstetter
Spin-imbalance-induced transverse magnetization in the Hofstadter-Hubbard model
Phys. Rev. A 99, 043628 (2019) [abstract, arXiv:1812.02001]
- Arya Dhar, Christian Baals, Bodhaditya Santra, Andreas Müllers, Ralf Labouvie, Thomas Mertz, Ivana Vasic, Agnieszka Cichy, Herwig Ott, Walter Hofstetter
Transport of Strongly Correlated Bosons in an Optical Lattice
Physica Status Solidi (b) 256.9 (2019): 1800752 [abstract]
- Jun-Hui Zheng, Tao Qin, Walter Hofstetter
Interaction-enhanced integer quantum Hall effect in disordered systems
Phys. Rev. B 99, 125138 (2019) [abstract, arXiv:1805.10491]
- Jaromir Panas, Michael Pasek, Arya Dhar, Tao Qin, Andreas Geißler, Mohsen Hafez-Torbati, Max E. Sorantin, Irakli Titvinidze, Walter Hofstetter
Density-wave steady-state phase of dissipative ultracold fermions with nearest-neighbor interactions
Phys. Rev. B 99, 115125 (2019) [abstract, arXiv:1811.07369]
- Mathieu Barbier, Andreas Geißler, Walter Hofstetter
Decay-dephasing-induced steady states in bosonic Rydberg-excited quantum gases in an optical lattice
Phys. Rev. A 99, 033602 (2019) [abstract, arXiv:1806.08588]
- Bernhard Irsigler, Jun-Hui Zheng, Walter Hofstetter
Interacting Hofstadter Interface
Phys. Rev. Lett. 122, 010406 (2019) [abstract, arXiv:1806.01598]
See also public release: Goethe-University, frankfurt-live (german)
- Andreas Geißler, Ulf Bissbort, Walter Hofstetter
Quasiparticle spectra of supersolid lattice gases at near-resonant Rydberg-dressing
Phys. Rev. A 98, 063635 (2018) [abstract, arXiv:1806.05911]
- Mohsen Hafez-Torbati, Walter Hofstetter
Artificial SU(3) Spin-Orbit Coupling and Exotic Mott Insulators
Phys. Rev. B 98, 245131 (2018) [abstract, arXiv:1809.05704]
- Ana Hudomal, Ivana Vasić, Hrvoje Buljan, Walter Hofstetter, Antun Balaž
Dynamics of weakly interacting bosons in optical lattices with flux
Phys. Rev. A 98, 053625 (2018) [abstract, arXiv:1809.05125]
- Tao Qin, Alexander Schnell, Klaus Sengstock, Christof Weitenberg, André Eckardt, Walter Hofstetter
Charge density wave and charge pump of interacting fermions in circularly shaken hexagonal optical lattices
Phys. Rev. A 98, 033601 (2018) [abstract, arXiv:1804.03200]
- Jun-Hui Zheng, Walter Hofstetter
Topological invariant for two-dimensional open systems
Phys. Rev. B 97, 195434 (2018) [abstract, arXiv:1710.03119]
- Kirill Plekhanov, Ivana Vasic, Alexandru Petrescu, Rajbir Nirwan, Guillaume Roux, Walter Hofstetter, Karyn Le Hur
Emergent Chiral Spin State in the Mott Phase of a Bosonic Kane-Mele-Hubbard Model
Phys. Rev. Lett. 120, 157201 (2018) [abstract, arXiv:1707.07037]
- W. Hofstetter, T. Qin
Quantum simulation of strongly correlated condensed matter systems
J. Phys. B: At. Mol. Opt. Phys. 51, 082001 (2018) [ abstract ]
- Tao Qin, Walter Hofstetter
Nonequilibrium steady states and resonant tunneling in time-periodically driven systems with interactions
Phys. Rev. B 97, 125115 (2018) [abstract, arXiv:1709.03021]
- Yongqiang Li, Andreas Geißler, Walter Hofstetter, Weibin Li
Supersolidity of lattice Bosons immersed in strongly correlated Rydberg dressed atoms
Phys. Rev. A 97, 023619 (2018) [abstract, arXiv:1705.01026]
- Ulrike Bornheimer, Ivana Vasic, Walter Hofstetter
Phase transitions of the coherently coupled two-component Bose gas in a square optical lattice
Phys. Rev. A 96, 063623 (2017) [abstract, arXiv:1705.02833]
- T. Qin, W. Hofstetter
Spectral functions of a time-periodically driven Falicov-Kimball model: Real-space Floquet dynamical mean-field theory study
Phys. Rev. B 96, 075134 (2017) [abstract, arXiv:1704.03250]
- Andreas Geißler, Walter Hofstetter
The infinite occupation number basis of bosons: Solving a numerical challenge
Phys. Rev. B 95, 224516 (2017) [abstract, arXiv:1611.10185]
- Andreas Geißler, Ivana Vasic, Walter Hofstetter
Condensation versus Long-range Interaction: Competing Quantum Phases in Bosonic Optical Lattice Systems at Near-resonant Rydberg Dressing
Phys. Rev. A 95, 063608 (2017) [abstract, arXiv:1509.06292]
(Editor's suggestion)
- A. Golubeva, A. Sotnikov, A. Cichy, J. Kuneš, W. Hofstetter
Breaking of SU(4) symmetry and interplay between strongly correlated phases in the Hubbard model
Phys. Rev. B 95, 125108 (2017) [abstract, arXiv:1612.06258]
- Ulf Bissbort, Walter Hofstetter, Dario Poletti
Operator-based derivation of phonon modes and characterization of correlations for trapped ions at zero and finite temperature
Phys. Rev. B 94, 214305 (2016) [abstract, arXiv:1608.07235]
- Pramod Kumar, Thomas Mertz, Walter Hofstetter
Interaction-Induced Topological and Magnetic Phases in the Hofstadter-Hubbard Model
Phys. Rev. B 94, 115161 (2016) [abstract, arXiv:1606.09161]
- Thomas Mertz, Ivana Vasic, Michael J. Hartmann, Walter Hofstetter
Photonic currents in driven and dissipative resonator lattices
Phys. Rev. A 94, 013809 (2016) [abstract, arXiv:1601.07451]
- Yongqiang Li, Liang He, Walter Hofstetter
Magnetic phase transitions of spin-1 ultracold bosons in a cubic optical lattice
Phys. Rev. A 93, 033622 (2016) [abstract, arXiv:1507.07249]
- Tao Yin, Daniel Cocks, and Walter Hofstetter
Polaronic effects in one- and two-band quantum systems
Phys. Rev. A 92, 063635 (2015) [abstract, arXiv:1509.08283]
(Editor's suggestion)
- Anna Golubeva, Andrii Sotnikov, and Walter Hofstetter
Effects of anisotropy in simple lattice geometries on many-body properties of ultracold fermions in optical lattices
Phys. Rev. A 92, 043623 (2015) [abstract, arXiv:1505.02733]
- Liang He, Anchun Ji, and Walter Hofstetter
Bose-Bose Mixtures with Synthetic Spin-Orbit Coupling in Optical Lattices
Phys. Rev. A 92, 023630 (2015) [abstract, arXiv:1404.0970]
- Ivana Vasic, Alexandru Petrescu, Karyn Le Hur, and Walter Hofstetter
Chiral bosonic phases on the Haldane honeycomb lattice
Phys. Rev. B 91, 094502 (2015) [abstract, arXiv:1408.1411]
(Editor's suggestion)
- Bernd Wolf, Andreas Honecker, Walter Hofstetter, Ulrich Tutsch, and Michael Lang
Cooling through quantum criticality and many-body effects in condensed matter and cold gases
Int. J. Mod. Phys. B 28, 1430017 (2014) [abstract, arXiv:1601.05092]
- Björn Kubala, David Roosen, Michael Sindel, Walter Hofstetter, and Florian Marquardt
Decoherence in a double-dot Aharonov-Bohm interferometer: Numerical renormalization group study
Phys. Rev. B 90, 035417 (2014) [abstract, arXiv:1011.3518]
- A. Sotnikov and W. Hofstetter
Magnetic Ordering of Three-Component Ultracold Fermionic Mixtures in Optical Lattices
Phys. Rev. A 89, 063601 (2014) [abstract, arXiv:1402.3397]
- I. Vidanovic, D. Cocks, and W. Hofstetter
Dissipation through localised loss in bosonic systems with long–range interactions
Phys. Rev. A 89, 053614 (2014) [abstract, arXiv:1402.0011]
- Ulf Bissbort, Michael Buchhold, and Walter Hofstetter
Quasi-Particle Theory for the Higgs Amplitude Mode
[arXiv:1401.4466]
- T. Uehlinger, G. Jotzu, M. Messer, D. Greif, W. Hofstetter, U. Bissbort, T. Esslinger
Artificial Graphene with Tunable Interactions
Phys. Rev. Lett. 111, 185307 (2013) [abstract, arXiv:1308.4401]
- Y. Li, L. He, and W. Hofstetter
Anisotropic pair-superfluidity of trapped two-component Bose gases in an optical lattice
New J. Phys. 15 093028 (2013). [abstract, arXiv:1203.4262]
- U. Bissbort, D. Cocks, A. Negretti, Z. Idziaszek, T. Calarco, F. Schmidt-Kaler, W. Hofstetter, R. Gerritsma
Emulating Solid-State Physics with a Hybrid System of Ultracold Ions and Atoms
Phys. Rev. Lett. 111, 080501 (2013). [abstract, arXiv:1304.4972]
see also accompanying Physics Synopsis and Press Release
- Peter P. Orth, Daniel Cocks, Stephan Rachel, Michael Buchhold, Karyn Le Hur, and Walter Hofstetter
Correlated Topological Phases and Exotic Magnetism with Ultracold Fermions
J. Phys. B: At. Mol. Opt. Phys. 46 (2013) 134004. [abstract, arXiv:1212.5607]
- Y. Li, L. He, and W. Hofstetter
Lattice-supersolid phase of strongly correlated bosons in an optical cavity
Phys. Rev. A 87, 051604(R) (2013). [abstract, arXiv:1205.0813]
- A. Sotnikov, M. Snoek, and W. Hofstetter
Magnetic phases of mass- and population-imbalanced ultracold fermionic mixtures in optical lattices
Phys. Rev. A 87, 053602 (2013). [abstract, arXiv:1301.1691]
- J. Pohlmann, A. Privitera, I. Titvinidze, and W. Hofstetter
Trion and dimer formation of three-color fermions
Phys. Rev. A 87, 023617 (2013). [abstract, arXiv:1211.3598]
- B. Schmidt, R. Bakhtiari, I. Titvinidze, U. Schneider, M. Snoek, and W. Hofstetter
Dynamical Arrest of Ultracold Lattice Fermions
Phys. Rev. Lett. 110, 075302 (2013). [abstract, arXiv:1205.4031]
- D. Cocks, P. Orth, S. Rachel, M. Buchhold, K. Le Hur, and W. Hofstetter
Time-Reversal-Invariant Hofstadter-Hubbard Model with Ultracold Fermions
Phys. Rev. Lett. 109, 205303 (2012). [abstract, arXiv:1204.4171]
- L. He, Y.-Q. Li, E. Altman, and W. Hofstetter
Quantum phases of Bose-Bose mixtures on a triangular lattice
Phys. Rev. A 86, 043620 (2012). [abstract, arXiv:1205.1806]
- U. Bissbort, F. Deuretzbacher, and W. Hofstetter
Effective multi-body induced tunneling and interactions in the Bose-Hubbard model of the lowest dressed band of an optical lattice
Phys. Rev. A 86, 023617 (2012). [abstract, arXiv:1108.6047]
- A. Sotnikov, D. Cocks, and W. Hofstetter
Advantages of mass-imbalanced ultracold fermionic mixtures for approaching quantum magnetism in optical lattices
Phys. Rev. Lett. 109, 065301 (2012). [abstract, arXiv:1203.4658]
- S. Backes, I. Titvinidze, A. Privitera, and W. Hofstetter
Monte Carlo study of fermionic trions in a square lattice with harmonic confinement
Phys. Rev. A 86, 013633 (2012). [abstract, arXiv:1202.4021]
- M. Buchhold, D. Cocks, and W. Hofstetter
Effects of Smooth Boundaries on Topological Edge Modes in Optical Lattices
Phys. Rev. A 85, 063614 (2012). [abstract, arXiv:1204.0016]
- K. Byczuk, J. Kunes, W. Hofstetter, and D. Vollhardt
Quantification of correlations in quantum many-particle systems
Phys. Rev. Lett. 108, 087004 (2012). [abstract, arXiv:1110.3214]
- Y. Li, R. Bakhtiari, L. He, and W. Hofstetter
Pomeranchuk effect and spin-gradient cooling of Bose-Bose mixtures in an optical lattice
Phys. Rev. A 85, 023624 (2012). [abstract, arXiv:1109.0568]
- F. May, M.R. Wegewijs, and W. Hofstetter
Interaction of spin and vibrations in transport through single-molecule magnets
Beilstein J. Nanotechnol. 2011, 2, 693-698. [abstract, arXiv:1102.2798]
- Y. Li, R. Bakhtiari, L. He, and W. Hofstetter
Tunable anisotropic magnetism in trapped two-component Bose gases
Phys. Rev. B 84, 144411 (2011). [abstract, arXiv:1105.4886]
- J. Wernsdorfer, G. Harder, U. Schollwöck, and W. Hofstetter
Signatures of Delocalization in the Fermionic 1D Hubbard Model with Box Disorder: Comparative Study with DMRG and R-DMFT
[arXiv:1108.6057]
- D. Semmler, K. Byczuk and W. Hofstetter
Anderson-Hubbard model with box disorder: Statistical dynamical mean-field theory investigation
Phys. Rev. B 84, 115113 (2011). [abstract, arXiv:1106.4028]
- M. Buchhold, U. Bissbort, S. Will, and W. Hofstetter
Creating exotic condensates through the interplay of quantum phase revival and trap dynamics
Phys. Rev. A 84, 023631 (2011). [abstract, arXiv:1012.5100]
- A. Privitera, I. Titvinidze, S.-Y. Chang, S. Diehl, A.J. Daley, and W. Hofstetter
Loss-induced phase separation and pairing for 3-species atomic lattice fermions
Phys. Rev. A 84, 021601(R) (2011). [abstract, arXiv:1010.0114]
- L. He and W. Hofstetter
Supersolid Phase of Cold Fermionic Polar Molecules in 2D Optical Lattices
Phys. Rev. A 83, 053629 (2011). [abstract, arXiv:1101.5633]
- U. Bissbort, S. Götze, Y. Li, J. Heinze, J. S. Krauser, M. Weinberg, C. Becker, K. Sengstock, W. Hofstetter
Detecting the Amplitude Mode of Strongly Interacting Lattice Bosons by Bragg Scattering
Phys. Rev. Lett. 106, 205303 (2011). [abstract, arXiv:1010.2205]
- Michiel Snoek, Irakli Titvinidze, Immanuel Bloch, and Walter Hofstetter
Effect of interactions on harmonically confined Bose-Fermi mixtures in optical lattices
Phys. Rev. Lett. 106, 155301 (2011). [abstract, arXiv:1010.5333]
- I. Titvinidze, A. Privitera, S.-Y. Chang, S. Diehl, M. Baranov, A.J. Daley, and W. Hofstetter
Magnetism and domain formation in SU(3) symmetric multi-species mixtures
New J. Phys. 13 (2011) 035013. [abstract, arXiv:1012.4499]
- Michiel Snoek, Irakli Titvinidze and Walter Hofstetter
Canted Antiferromagnetic Order of Imbalanced Fermi-Fermi Mixtures in Optical Lattices by Dynamical Mean-Field Theory
Phys. Rev. B 83, 054419 (2011). [abstract, arXiv:1007.5457]
- A. Privitera and W. Hofstetter
Polaronic slowing of fermionic impurities in lattice Bose-Fermi mixtures
Phys. Rev. A 82, 063614 (2010). [abstract, arXiv:1009.0675]
- D. Semmler, J. Wernsdorfer, U. Bissbort, K. Byczuk and W. Hofstetter
Localization of correlated fermions in optical lattices with speckle disorder
Phys. Rev. B 82, 235115 (2010). [abstract, arXiv:1009.3438]
- Peter P. Orth, David Roosen, Walter Hofstetter, and Karyn Le Hur
Dynamics, Synchronization and Quantum Phase Transitions of Two Dissipative Spins
Phys. Rev. B 82, 144423 (2010). [abstract, arXiv:1007.2857]
- A.S. Zyazin, J.W.G. van den Berg, E.A. Osorio, H.S.J. van der Zant, N.P. Konstantinidis, M. Leijnse, M.R. Wegewijs, F. May, W. Hofstetter, Ch. Danieli, and A. Cornia
Electric Field Controlled Magnetic Anisotropy in a Single Molecule
Nano Lett. 2010, 10, 3307-3311. [abstract, arXiv:1009.2027]
- Michiel Snoek and Walter Hofstetter
Bosonic Dynamical Mean-Field Theory
Chapter in "Quantum Gases: Finite Temperature and Non-Equilibrium Dynamics" (Vol. 1 Cold Atoms Series).
N.P. Proukakis, S.A. Gardiner, M.J. Davis and M.H. Szymanska, eds. (Imperial College Press, London, 2013). [abstract, arXiv:1007.5223]
- E. Gorelik, I. Titvinidze, W. Hofstetter, M. Snoek, N. Blümer
Néel transition of lattice fermions in a harmonic trap: a real-space DMFT study
Phys. Rev. Lett. 105, 065301 (2010). [abstract, arXiv:1004.4857]
- K. Byczuk, W. Hofstetter, and D. Vollhardt
Anderson localization vs. Mott-Hubbard metal-insulator transition in disordered, interacting lattice fermion systems
Int. J. Mod. Phys. B 24, 1727 (2010). [abstract, arXiv:1002.3696]
- Ulf Bissbort, Ronny Thomale, and Walter Hofstetter
Stochastic Mean-Field Theory: Method and Application to the disordered Bose-Hubbard Model at finite Temperature and Speckle Disorder
Phys. Rev. A 81, 063643 (2010). [abstract, arXiv:0911.0923]
- I. Titvinidze, M. Snoek, and W. Hofstetter
Resonant Superfluidity in an Optical Lattice
New J. Phys. 12 (2010) 065030. [abstract, arXiv:0912.1589]
- A. Isidori, D. Roosen, L. Bartosch, W. Hofstetter, and P. Kopietz
Spectral function of the Anderson impurity model at finite temperatures
Phys. Rev. B 81, 235120 (2010). [abstract, arXiv:1003.3188]
- K. Byczuk, W. Hofstetter, U. Yu, and D. Vollhardt
Correlated electrons in the presence of disorder
Eur. Phys. J. Special Topics 180, 135 (2010). [abstract, arXiv:1003.2498]
- Julia Wernsdorfer, Michiel Snoek, and Walter Hofstetter
Lattice-Ramp Induced Dynamics in an Interacting Bose-Bose Mixture
Phys. Rev. A 81, 043620 (2010). [abstract, arXiv:0911.0697]
- Denis Semmler, Krzysztof Byczuk, and Walter Hofstetter
Mott-Hubbard and Anderson metal-insulator transitions in correlated lattice fermions with binary disorder
Phys. Rev. B 81, 115111 (2010). [abstract, arXiv:0911.0934]
- A. Kantian, M. Dalmonte, S. Diehl, W. Hofstetter, P. Zoller, A. J. Daley
Atomic color superfluid via three-body loss
Phys. Rev. Lett. 103, 240401 (2009). [abstract, arXiv:0908.3235]
- A. Hubener, M. Snoek, and W. Hofstetter
Magnetic phases of two-component ultracold bosons in an optical lattice
Phys. Rev. B 80, 245109 (2009). [abstract, arXiv:0902.2212]
- Mathieu Taillefumier, Eskil D. Kuhl, Arne Brataas, Walter Hofstetter
Hall Effect in spinor condensates
Phys. Rev. B 80, 020407(R) (2009). [abstract, arXiv:0901.1969]
- U. Bissbort and W. Hofstetter
Stochastic Mean-Field Theory for the Disordered Bose-Hubbard Model
EPL 86 (2009) 50007. [abstract, arXiv:0804.0007]
- Andreas Hackl, David Roosen, Stefan Kehrein, Walter Hofstetter
Nonequilibrium Spin Dynamics in the Ferromagnetic Kondo Model
Phys. Rev. Lett. 102, 196601 (2009). [abstract, arXiv:0903.1079]
- K. Byczuk, W. Hofstetter, and D. Vollhardt
Competition between Anderson localization and antiferromagnetism in correlated lattice fermion systems with disorder
Phys. Rev. Lett. 102, 146403 (2009). [abstract, arXiv:0810.2958]
- I. Titvinidze, M. Snoek, and W. Hofstetter
Generalized Dynamical Mean-Field Theory for Bose-Fermi Mixtures in Optical Lattices
Phys. Rev. B 79, 144506 (2009). [abstract, arXiv:0810.1733]
- Krzysztof Byczuk, Michael Sekania, Walter Hofstetter, Arno P. Kampf
Insulating behavior with spin and charge order in the ionic Hubbard model
Phys. Rev. B 79, 121103(R) (2009). [abstract, arXiv:0902.1076]
- K. Byczuk, U. Yu, W. Hofstetter, and D. Vollhardt
Ferromagnetism and metal-insulator transitions in correlated electron systems with alloy disorder
Acta Physica Polonica A 115, 7 (2009). [pdf]
- M. Snoek, I. Titvinidze, C. Toke, K. Byczuk, and W. Hofstetter
Antiferromagnetic Order of Strongly Interacting Fermions in a Trap:
Real-Space Dynamical Mean-Field Analysis
New J. Phys. 10, 093008 (2008). [abstract, arXiv:0802.3211]
- Akos Rapp, Walter Hofstetter, and Gergely Zarand
Trionic phase of ultracold fermions in an optical lattice: A variational study
Phys. Rev. B 77, 144520 (2008). [abstract, arXiv:0707.2378]
- I. Titvinidze, M. Snoek, and W. Hofstetter
Supersolid Bose-Fermi Mixtures in Optical Lattices
Phys. Rev. Lett. 100, 100401 (2008). [abstract, arXiv:0708.3241]
- David Roosen, Maarten Wegewijs and Walter Hofstetter
Non-equilibrium dynamics of anisotropic large spins in the Kondo regime:
Time-dependent numerical renormalization group analysis
Phys. Rev. Lett. 100, 087201 (2008). [abstract, arXiv:0705.3654]
- Michiel Snoek and Walter Hofstetter
Two-Dimensional Dynamics of Ultracold Atoms in Optical Lattices
Phys. Rev. A 76, 051603 (2007). [abstract, arXiv:0707.0870]
- Karyn Le Hur, Philippe Doucet-Beaupre, and Walter Hofstetter
Entanglement and Criticality in Quantum Impurity Systems
Phys. Rev. Lett. 99, 126801 (2007). [abstract, arXiv:0705.0957]
- M. R. Wegewijs, Ch. Romeike, H. Schoeller and W. Hofstetter
Magneto-transport through single-molecule magnets: Kondo-peaks, zero-bias dips, molecular symmetry and Berry's phase
New J. Phys. 9 (2007) 344. [abstract]
- Chung-Hou Chung and Walter Hofstetter
Kondo effect in coupled quantum dots with RKKY interaction:
Effects of finite temperature and magnetic field effects
Phys. Rev. B 76, 045329 (2007);
see also Virtual Journal of Nanoscale Science and Technology 16, Issue 6 (August 6, 2007).
[abstract, arXiv:cond-mat/0607772]
- Akos Rapp, Gergely Zarand, Carsten Honerkamp, and Walter Hofstetter
Color superfluidity and "baryon" formation in ultracold fermions
Phys. Rev. Lett. 98, 160405 (2007). [abstract, arXiv:cond-mat/0607138]
see also News and Views review on our work by F. Wilczek [ Nature Physics 3, 375 (2007)]
- K. Byczuk, W. Hofstetter, M. Kollar, and D. Vollhardt
Surprises in correlated electron physics
Acta Physica Polonica A 111, 549 (2007) [abstract, pdf]
- Walter Hofstetter
Eiskalte Atome: Quantenphysik nahe dem absoluten Nullpunkt
Forschung Frankfurt 4/2006, p. 45-47. [pdf]
- Gil Refael, Walter Hofstetter and David R. Nelson
Transverse Meissner Physics of Planar Superconductors with Columnar Pins
Phys. Rev. B 74, 174520 (2006). [abstract, arXiv:cond-mat/0605746]
- C. Romeike, M.R. Wegewijs, W. Hofstetter and H. Schoeller
Kondo-transport spectroscopy of single molecule magnets
Phys. Rev. Lett. 97, 206601 (2006). [abstract, arXiv:cond-mat/0605514]
- C. Kollath, A. Iucci, T. Giamarchi, W. Hofstetter, U. Schollwoeck
Spectroscopy of ultracold atoms by periodic lattice modulations
Phys. Rev. Lett. 97, 050402 (2006). [abstract, arXiv:cond-mat/0603721]
- W. Hofstetter
Ultracold atoms in optical lattices: tunable quantum many-body systems
Phil. Mag. 86, 1891 (2006). [abstract, pdf]
- C. Romeike, M.R. Wegewijs, W. Hofstetter and H. Schoeller
Quantum tunneling induced Kondo effect in single molecular magnets
Phys. Rev. Lett. 96, 196601 (2006). [abstract, arXiv:cond-mat/0511664]
- M. Sindel, W. Hofstetter, J. von Delft, and M. Kindermann
Finite-Frequency Transport through a Quantum Dot in the Kondo Regime
AIP Conference Proceedings, Vol. 850, p. 1373 (2006). [abstract]
- Walter Hofstetter
Flavor Degeneracy and Effects of Disorder in Ultracold Atom Systems
Advances in Solid State Physics 45, 109 (2005). [abstract, arXiv:cond-mat/0504113]
- Krzysztof Byczuk, Walter Hofstetter, and Dieter Vollhardt
Mott--Hubbard and Anderson Transitions in Dynamical Mean--Field Theory
Physica B 359-361, 651-653 (2005). [abstract, arXiv:cond-mat/0502257]
- Mei-Rong Li, Karyn Le Hur, and Walter Hofstetter
Hidden Caldeira-Leggett dissipation in a Bose-Fermi Kondo model
Phys. Rev. Lett. 95, 086406 (2005). [abstract, arXiv:cond-mat/0501755]
- Ian Affleck, Walter Hofstetter, David R. Nelson, and Ulrich Schollwoeck
Non-Hermitian Luttinger liquids and flux line pinning in planar superconductors
J. Stat. Mech.: Theor. Exp. P10003 (2004). [abstract, arXiv:cond-mat/0408478]
- M. Sindel, W. Hofstetter, J. von Delft, and M. Kindermann
Frequency-dependent transport through a quantum dot in the Kondo regime
Phys. Rev. Lett. 94, 196602 (2005). [abstract, arXiv:cond-mat/0406312]
- Krzysztof Byczuk, Walter Hofstetter, and Dieter Vollhardt
Mott--Hubbard transition vs. Anderson localization in Correlated Electron Systems with Disorder
Phys. Rev. Lett. 94, 056404 (2005). [abstract, arXiv:cond-mat/0403765]
- Carsten Honerkamp and Walter Hofstetter
BCS pairing in Fermi systems with N different hyperfine states
Phys. Rev. B 70, 094521 (2004). [abstract, arXiv:cond-mat/0403166]
- L. Mathey, D.-W. Wang, W. Hofstetter, M.D. Lukin, Eugene Demler
Luttinger liquid of polarons in one-dimensional boson-fermion mixtures
Phys. Rev. Lett. 93, 120404 (2004). [abstract, arXiv:quant-ph/0401151]
- Carsten Honerkamp and Walter Hofstetter
Ultracold fermions and the SU(N) Hubbard model
Phys. Rev. Lett. 92, 170403 (2004). [abstract, arXiv:cond-mat/0309374]
- Krzysztof Byczuk, Walter Hofstetter, and Dieter Vollhardt
Mott-Hubbard metal-insulator transition at non-integer filling
Phys. Rev. B 69, 045112 (2004). [abstract, arXiv:cond-mat/0309067]
- E. Altman, W. Hofstetter, E. Demler and M. Lukin
Phase diagram of two-component bosons on an optical lattice
New Journal of Physics 5, 113.1 - 113.19 (2003). [abstract, arXiv:cond-mat/0306683]
- W. Hofstetter and G. Zarand
Singlet-Triplet Transition in lateral Quantum Dots: A Numerical Renormalization Group Study
Phys. Rev. B 69, 235301 (2004). [abstract, arXiv:cond-mat/0306418]
- Walter Hofstetter, Ian Affleck, David R. Nelson, and Ulrich Schollwoeck
Non-Hermitian Luttinger Liquids and Vortex Physics
EPL 66, 178 (2004). [abstract, arXiv:cond-mat/0305543]
- M. Pustilnik, L.I. Glazman, and W. Hofstetter
Singlet-triplet transition in a lateral quantum dot
Phys. Rev. B 68, 161303 (2003). [abstract, arXiv:cond-mat/0304688]
- L. Borda, G. Zarand, W. Hofstetter, B.I. Halperin, and J. von Delft
SU(4) Fermi liquid state in a Double Quantum Dot System
Phys. Rev. Lett. 90, 026602 (2003). [abstract, arXiv:cond-mat/0207001]
- W. Hofstetter, J.I. Cirac, P. Zoller, E. Demler, and M.D. Lukin
High-temperature superfluidity of fermionic atoms in optical lattices
Phys. Rev. Lett. 89, 220407 (2002). [abstract, arXiv:cond-mat/0204237]
- D. Boese, W. Hofstetter, and H. Schoeller
Interference in interacting quantum dots with spin
Phys. Rev. B 66, 125315 (2002). [abstract, arXiv:cond-mat/0201461]
- Walter Hofstetter and Herbert Schoeller
Quantum Phase Transition in a Multi-Level Dot
Phys. Rev. Lett. 88, 016803 (2001). [abstract, arXiv:cond-mat/0108359]
- Matthias Vojta, Ralf Bulla, and Walter Hofstetter,
Quantum phase transitions in models of coupled magnetic impurities,
Phys. Rev. B 65, 140405(R) (2002). [abstract, arXiv:cond-mat/0106458]
- Walter Hofstetter, Jürgen König, and Herbert Schoeller,
Kondo correlations and the Fano effect in closed Aharonov-Bohm interferometers,
Phys. Rev. Lett. 87, 156803 (2001). [abstract, arXiv:cond-mat/0104497]
- Walter Hofstetter,
Numerical Renormalization Group analysis of interacting quantum dots,
Invited talk at the DPG spring meeting 2001, Advances in Solid State Physics 41, 27 (2001).
[abstract, arXiv:cond-mat/0104297]
- Daniel Boese, Walter Hofstetter, and Herbert Schoeller,
Interference and interaction effects in multi-level quantum dots,
Phys. Rev. B 64, 125309 (2001). [abstract, arXiv:cond-mat/0010250]
- W. Hofstetter and S. Kehrein,
Flow equation analysis of the anisotropic Kondo model,
Phys. Rev. B 63, 140402 (2001). [abstract, arXiv:cond-mat/0008242]
- Walter Hofstetter,
Renormalization Group Methods for Quantum Impurity Systems,
PhD thesis (pdf), Augsburg (2000), ISBN 3-8265-8007-9 (Shaker Verlag, Aachen).
- Walter Hofstetter,
Generalized Numerical Renormalization Group for Dynamical Quantities,
Phys. Rev. Lett. 85, 1508 (2000). [abstract, arXiv:cond-mat/0004458]
- W. Hofstetter, R. Bulla, and D. Vollhardt,
Anderson impurity in a correlated conduction band,
Phys. Rev. Lett. 84, 4417 (2000). [abstract, arXiv:cond-mat/9912396]
- W. Hofstetter and S. Kehrein,
Symmetric Anderson impurity model with a narrow band,
Phys. Rev. B 59, R12732 (1999). [abstract, arXiv:cond-mat/9812427]
- W. Hofstetter and W. Zwerger,
Low temperature thermodynamics of inverse square spin models in one dimension,
Eur. Phys. J. B 5, 751-756 (1998). [abstract, arXiv:cond-mat/9804311]
- W. Hofstetter and D. Vollhardt,
Frustration of antiferromagnetism in the t-t'-Hubbard model at weak coupling,
Ann. Physik 510, 48 (1998). [abstract, arXiv:cond-mat/9802233]
- W. Hofstetter and W. Zwerger,
The Single-Electron-Box and the Helicity Modulus of an inverse square XY-Model,
Phys. Rev. Lett. 78, 3737 (1997). [abstract, arXiv:cond-mat/9612180]
- W. Hofstetter and M. Henkel,
Finite-size scaling and universality in the spin-1 quantum XY chain,
J. Phys. A: Math. Gen. 29, 1359 (1996). [abstract, arXiv:cond-mat/9512137]
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