Michael Walter
 |
Prof. Dr. Michael Walter Chair of Quantum Information Theory, LMU Munich Clusters of Excellence MCQST and CASA |
E-Mail: michael.walter@lmu.de |
Awards
- 2022 ERC Starting Grant
- 2020 Early Career Award of the Royal Netherlands Academy of Arts and Sciences (KNAW)
- 2017 NWO Veni Laureate
- 2014 ETH Medal
Appointments and Education
| since 2025 | LMU Munich, Faculty of Physics & Faculty of Mathematics, Computer Science and Statistics and MCQST Cluster of Excellence Full Professor (W3, Chair) of Quantum Information Theory |
| since 2025 | University of Amsterdam, Korteweg-de Vries Institute for Mathematics and QuSoft Research Center Full Professor (part-time) of Quantum Information Science |
| 2022-2025 | Ruhr University Bochum, Faculty of Computer Science and CASA Cluster of Excellence Full Professor (W3, Chair) of Quantum Information |
| 2017-2021 | University of Amsterdam (KdVI, ITFA, ILLC) and QuSoft Research Center Assistant Professor (Tenure-Track) in Mathematics and Theoretical Physics |
| 2014-2017 | Stanford University Postdoctoral Scholar |
| 2010-2014 | ETH Zurich, Dr. sc. (Doctor of Sciences) Thesis: Multipartite Quantum States and their Marginals. Advisor: Matthias Christandl. |
| 2005-2010 | University of Karlsruhe (KIT) & Georg–August-University Göttingen, Dipl. Math., after undergraduate studies in mathematics and computer science Thesis: Equivariant geometric K-homology with coefficients. Advisor: Thomas Schick. |
Publications
- Research group publications and software
- Personal publications: Google Scholar, arXiv
Selected Talks
- “Robust Tests of Gaussianity”, TUM 2025 [pdf]
- “Trading Space for Time in Nonlocal Games”, OIST 2024, Banff 2025 [pdf] [video] [survey]
- “Symmetries in Quantum Information”, ICMP 2024 [pdf]
- “Random stabilizer tensors – duality and applications”, IHP 2024 [pdf]
- “Approximate QCAs and a converse to the Lieb-Robinson bounds”, Banff 2021, SwissMAP 2024 [pdf]
- “Combinatorics meets computation - and quantum information”, 24 Hours of Combinatorial Synergies 2023 [pdf]
- “Tensor Networks, Fundamental Theorems, and Computional Complexity”, Weizmann/ICMAT/Princeton 2023 [pdf]
- “Symmetries of Computational Problems and Optimization”, Abel Prize Laureates Lectures 2022 [pdf] [video]
- “Quantum Information and Spacetime”, Strings 2022 [pdf] [video]
- “Noncommutative Group Symmetries and Optimization”, Oberwolfach 2021 [pdf]
- “Hidden Symmetries II: Noncommutative Duality, Geodesic Convexity, Polytopes”, Berkeley 2021 [pdf] [video]
- “Quantum Brascamp-Lieb inequalities”, IPAM 2021 [video], ICMP 2021 [pdf] [video]
- “Maximum likelihood estimation for tensor normal models”, Firenze 2021
- “Fun with Replicas & Holographic Tensor Networks”, Perimeter 2020 [video]
- “Tensors, invariants, and optimization”, Leipzig 2019, Berkeley 2019, Berlin 2020, Chennai 2020, Perimeter 2020 [pdf] [pdf] [pdf] [pdf] [pdf]
- “Quantum circuits for the Dirac field in 1+1 dimensions”, AEI 2019, Stanford 2019, YITP 2019 [pdf] [video] [pdf] [pdf]
- “Quantum marginals, invariants, and non-commutative optimization”, Leiden 2019, SIAM-AG 2019 [pdf] [pdf]
- “Quantum Marginals, Entanglement, and Symmetries”, DPG 2019 [pdf]
- “An invitation to tensor networks”, IAS 2018 [video]
- “Schur-Weyl Duality for the Clifford Group: Property testing, de Finetti representations, and a robust Hudson theorem”, QIP 2018 [pdf] [video]
- “Quantum Information and Holography”, DESY 2018 [pdf] [video]
- “Quantum entanglement and space-time”, Groningen 2018 [video]
- “Convexity, marginals, and moment polytopes”, IAS 2018 [pdf] [video]
- “Introduction to Quantum Programming”, QuSoft 2018
- “Quantum marginal problem, tensor scaling, and invariant theory”, NMC 2018 [pdf]
- “Rigorous entanglement renormalization from wavelets”, KITP 2017, Caltech 2017, AEI 2018, Amsterdam 2018, GGI 2018 [pdf] [video] [pdf] [pdf] [pdf] <!–
- “When is a quantum state a stabilizer state?”, QuSoft 2017, QuTech 2018 [pdf] –>
- “Bulk reconstruction, error correction, and recovery maps”, KITP 2017 [video]
- “Tensor network models of holography”, DESY 2017
- “When is a state a stabilizer state? Testing stabilizer states with six copies”, CWI 2017
- “Tensors and Quantum Physics”, Auburn 2017 [video]
- “Multiparty entanglement, random codes, and quantum gravity”, Coogee 2017 [pdf], “Multipartite entanglement in toy models of holography”, Simons Center for Geometry & Physics 2016 [pdf] [video]
- “Entanglement in random tensor networks”, Georgia Tech 2016 [pdf]
- “Holographic duality from random tensor networks”, MIT 2015, KITP 2016, Cologne 2016, IQC 2016 [pdf] [pdf] [video] [other]
- “Moment polytopes & computational complexity”, Berkeley 2015 [pdf]
- “The Holographic Entropy Cone”, ETHZ, Caltech, CRM 2015; QIP 2016 [pdf short] [video] [pdf long]
- “Kronecker coefficients and complexity theory”, Dartmouth 2015, Rome 2016 [pdf]
- “Topologically ordered models in higher dimensions”, QGQIT 2015 [pdf]
- “Random Quantum Marginals”, IAS 2014 [video]
- “A Heisenberg Limit for Quantum Region Estimation”, ISIT 2014 [pdf]
- “The Quantum Marginal Problem”, DPG Spring Meeting 2014 [pdf]
- “Entanglement Polytopes”, QIP 2013; QSIT Lunch Seminar [pdf] [video] [science] [pdf] [explorer]
- “Quantum Entropies and Representation Theory”, IHES 2013 [pdf]
- “Computing Multiplicities of Lie Group Representations”, FOCS 2012 [pdf] [video]
- “Quantum State Tomography of 1000 Bosons”, SPS Meeting 2012 [pdf]
- “Quantum Marginals and Classical Moments”, IMS 2013 [pdf]
- “Eigenvalue Distributions of Reduced Density Matrices”, ICMP 2012 [pdf]