Publications

Preprints

• Quantum Electrodynamics in 2+1 Dimensions as the Organizing Principle of a Triangular Lattice Antiferromagnet
  Alexander Wietek, Sylvain Capponi, Andreas M. Läuchli
  arXiv:2303.01585 [cond-mat.str-el]
  [arXiv]

• Variational Benchmarks for Quantum Many-Body Problems
  Dian Wu, Riccardo Rossi, Filippo Vicentini, Nikita Astrakhantsev, Federico Becca, Xiaodong Cao, Juan Carrasquilla, Francesco Ferrari, Antoine Georges, Mohamed Hibat-Allah, Masatoshi Imada, Andreas M. Läuchli, Guglielmo Mazzola, Antonio Mezzacapo, Andrew Millis, Javier Robledo Moreno, Titus Neupert, Yusuke Nomura, Jannes Nys, Olivier Parcollet, Rico Pohle, Imelda Romero, Michael Schmid, J. Maxwell Silvester, Sandro Sorella, Luca F. Tocchio, Lei Wang, Steven R. White, Alexander Wietek, Qi Yang, Yiqi Yang, Shiwei Zhang, Giuseppe Carleo
  arXiv:2302.04919 [quant-ph] (2023)
  [arXiv]

• Bose-Einstein condensation in honeycomb dimer magnets and Yb₂Si₂O₇
  Chunhan Feng, E. Miles Stoudenmire, Alexander Wietek
  arXiv:2209.00032 [cond-mat.str-el] (2022)
  [arXiv]

• Unidirectional subsystem symmetry in a hole-doped honeycomb-lattice Ising magnet
  Sambuddha Sanyal, Alexander Wietek, John Sous
  arXiv:2210.00012 [cond-mat.str-el] (2022)
  [arXiv]

Publications

• Tunable Stripe Order and Weak Superconductivity in the Moiré Hubbard Model
  Alexander Wietek, Jie Wang, Jiawei Zang, Jennifer Cano, Antoine Georges, and Andrew Millis
  Phys. Rev. Research 4, 043048 (2022)
  [DOI][arXiv]

• Order, Disorder and Monopole Confinement in the Spin-1/2 XXZ Model on a Pyrochlore Tube
  Chunhan Feng, Alexander Wietek, E. Miles Stoudenmire, and Rajiv R. P. Singh
  Phys. Rev. B 106, 075135 (2022)
  [DOI][arXiv]

• Fragmented Cooper pair condensation in striped superconductors
  Alexander Wietek
  Phys. Rev. Lett. 129, 177001 (Editor's Suggestion) (2022)
  [DOI][arXiv]

• Mott Insulating States with Competing Orders in the Triangular Lattice Hubbard Model
  Alexander Wietek, Riccardo Rossi, Fedor Simkovic, Marcel Klett, Philipp Hansmann, Michel Ferrero, E. Miles Stoudenmire, Thomas Schäfer, and Antoine Georges
  Phys. Rev. X 11, 4, 041013 (2021)
  [DOI] [arXiv]

• Quantum Phase Transition at Nonzero Doping in a Random t-J Model
  Henry Shackleton˚, Alexander Wietek˚, Antoine Georges, and Subir Sachdev
  Phys. Rev. Lett. 126, 13, 136602, (˚contributed equally) (2021)
  [DOI] [arXiv]

• Stripes, Antiferromagnetism, and the Pseudogap in the Doped Hubbard Model at Finite Temperature
  Alexander Wietek, Yuan-Yao He, Steven R. White, Antoine Georges, and E. Miles Stoudenmire
  Phys. Rev. X 11, 3, 031007 (2021)
  [DOI] [arXiv]

• Valence bond solid and possible deconfined quantum criticality in an extended kagome lattice Heisenberg antiferromagnet
  Alexander Wietek, and Andreas M. Läuchli
  Phys. Rev. B 102, 020411 (Rapid Comm.) (2020)
  [DOI] [arXiv]

• Loop-gas description of the localized-magnon states on the kagome lattice with open boundary conditions
  Andreas Honecker, Johannes Richter, Jürgen Schnack, and Alexander Wietek
  Condens. Matter Phys. 23, No. 4, 43712 (2020)
  [DOI] [arXiv]

• SU(3)₁ Chiral Spin Liquid on the Square Lattice: A View from Symmetric Projected Entangled Pair States
  Ji-Yao Chen, Sylvain Capponi, Alexander Wietek, Matthieu Mambrini, Norbert Schuch, and Didier Poilblanc
  Phys. Rev. Lett. 125, 017201 (2020)
  [DOI] [arXiv]

• Thermodynamic properties of the Shastry-Sutherland model throughout the dimer-product phase
  Alexander Wietek, Philippe Corboz, Stefan Wessel, B. Normand, Frédéric Mila, and Andreas Honecker
  Phys. Rev. Research 1, 033038 (2019)
  [DOI] [arXiv]

• NetKet: A machine learning toolkit for many-body quantum systems
  Giuseppe Carleo, Kenny Choo, Damian Hofmann, James E.T. Smith, Tom Westerhout, Fabien Alet, Emily J. Davis, Stavros Efthymiou, Ivan Glasser, Sheng-Hsuan Lin, Marta Mauri, Guglielmo Mazzola, Christian B. Mendl, Evert van Nieuwenburg, Ossian O’Reilly, Hugo Théveniaut, Giacomo Torlai, Filippo Vicentini, and Alexander Wietek
  SoftwareX 10, 100311 (2019)
  [DOI] [arXiv]

• Sublattice coding algorithm and distributed memory parallelization for large-scale exact diagonalizations of quantum many-body systems
  Alexander Wietek, and Andreas M. Läuchli
  Phys. Rev. E 98, 033309 (2018)
  [DOI] [arXiv]

• Chiral spin liquid and quantum criticality in extended S=1/2 Heisenberg models on the triangular lattice
  Alexander Wietek, and Andreas M. Läuchli
  Phys. Rev. B 95, 035141 (2017)
  [DOI] [arXiv]

• Topological states of matter in frustrated quantum magnetism
  Alexander Wietek
  Ph.D. thesis University of Innsbruck (2017)
  [Link] [PDF]

• Chiral Spin Liquids in Triangular-Lattice SU(N) Fermionic Mott Insulators with Artificial Gauge Fields
  Pierre Nataf, Miklós Lajkó, Alexander Wietek, Karlo Penc, Frédéric Mila, and Andreas M. Läuchli
  Phys. Rev. Lett. 117, 167202 (2016)
  [DOI] [arXiv]

• Toward a Single-Station Approach for Microzonation: Using Vertical Rotation Rate to Estimate Love-Wave Dispersion Curves and Direction Finding
  Joachim Wassermann, Alexander Wietek, Celine Hadziioannou, and Heiner Igel
  Bulletin of the Seismological Society of America 106(3):1316 (2016)
  [DOI]

• Studying Continuous Symmetry Breaking using Energy Level Spectroscopy
  Alexander Wietek, Michael Schuler, and Andreas M. Läuchli
  In Quantum Materials: Experiments and Theory, Modeling and Simulation Vol. 6 (2016)
  [arXiv]

• Nature of chiral spin liquids on the kagome lattice
  Alexander Wietek, Antoine Sterdyniak, and Andreas M. Läuchli
  Phys. Rev. B 92, 125122 (2015)
  [DOI] [arXiv]