Örs Legeza
- Parallel implementation of the Density Matrix Renormalization Group method achieving a quarter petaFLOPS performance on a single DGX-H100 GPU node
2024/07/10 by Andor Menczer, Maarten Van Damme, Menczer, Andor +13 · 11 citations
Physics and Astronomy · #Advanced Condensed Matter Physics #Chemical Physics (physics.chem-ph) #Computational Physics (physics.comp-ph) #FOS: Physical sciences #Physics of Superconductivity and Magnetism #Strongly Correlated Electrons (cond-mat.str-el) #Theoretical and Computational Physics
- DMRG on top of plane-wave Kohn-Sham orbitals: case study of defected\n boron nitride
2020/06/08 by Gergely Barcza, Barcza, Gergely, Viktor Ivády +11 · 3 citations
Physics and Astronomy · #Advanced Chemical Physics Studies #Physics of Superconductivity and Magnetism #Quantum and electron transport phenomena
- Massively Parallel Tensor Network State Algorithms on Hybrid CPU-GPU Based Architectures
2023/05/09 by Andor Menczer, Örs Legeza, Menczer, Andor +1 · 4 citations
Chemistry · Computer Science · #Advanced NMR Techniques and Applications #Chemical Physics (physics.chem-ph) #Computational Physics (physics.comp-ph) #Distributed and Parallel Computing Systems #FOS: Physical sciences #Quantum Computing Algorithms and Architecture #Quantum Physics (quant-ph) #Strongly Correlated Electrons (cond-mat.str-el)
- Manual for the Flexible DM-NRG code
2008/09/18 by Örs Legeza, Cătălin Paşcu Moca, Legeza, O. +7 · 1 citation
Physics and Astronomy · #FOS: Physical sciences #Mesoscale and Nanoscale Physics (cond-mat.mes-hall) #Physics of Superconductivity and Magnetism #Quantum and electron transport phenomena #Quantum many-body systems #Strongly Correlated Electrons (cond-mat.str-el)
- Orbital optimization of large active spaces via AI-accelerators
2025/03/26 by Örs Legeza, Legeza, Örs, Andor Menczer +15 · 7 citations
Engineering · #Chemical Physics (physics.chem-ph) #FOS: Physical sciences #Space Satellite Systems and Control #Spacecraft Design and Technology #Spacecraft Dynamics and Control #Strongly Correlated Electrons (cond-mat.str-el)
- Cost optimized ab initio tensor network state methods: industrial perspectives
2024/12/06 by Andor Menczer, Menczer, Andor, Örs Legeza +1 · 3 citations
Computer Science · #Parallel Computing and Optimization Techniques #Computational Physics and Python Applications #Matrix Theory and Algorithms
- Mixed-precision ab initio tensor network state methods adapted for NVIDIA Blackwell technology via emulated FP64 arithmetic
2025/10/06 by Samuel Rodriguez Bernabeu, Brower, Cole, Bernabeu, Samuel Rodriguez +12 · 2 citations
Computer Science · Engineering · #Chemical Physics (physics.chem-ph) #Computational Physics (physics.comp-ph) #Computational Physics and Python Applications #FOS: Physical sciences #Power System Optimization and Stability #Strongly Correlated Electrons (cond-mat.str-el)