Andre Laestadius

Image of Andre Laestadius
Norwegian version of this page
Room V 224B
Username
Visiting address Sem Sælands vei 26 0371 OSLO
Postal address Postboks 1033 0315 OSLO

Academic interests

Principle Investigator (PI) CCerror (Young Reserach Talent)

Former postdoc in the EU-project BIVAQUM

Working on coupled-cluster theory and density-functional theory.

Publications

  • Kvaal, Simen; Laestadius, Andre & Bodenstein, Tilmann (2020). Guaranteed convergence for a class of coupled-cluster methods based on Arponen's extended theory. Molecular Physics.  ISSN 0026-8976.  118(19-20) . doi: 10.1080/00268976.2020.1810349
  • Laestadius, Andre; Benedicks, Michael & Penz, Markus (2020). Unique continuation for the magnetic Schrodinger equation. International Journal of Quantum Chemistry.  ISSN 0020-7608.  120(8), s 1- 12 . doi: 10.1002/qua.26149 Full text in Research Archive.
  • Laestadius, Andre & Faulstich, Fabian Maximilian (2020). One-dimensional Lieb–Oxford bounds. Journal of Chemical Physics.  ISSN 0021-9606.  152(23), s 234112 . doi: 10.1063/5.0009419 Full text in Research Archive.
  • Faulstich, Fabian Maximilian; Laestadius, Andre; Legeza, Örs; Schneider, Reinhold & Kvaal, Simen (2019). Analysis of the Tailored Coupled-Cluster Method in Quantum Chemistry. SIAM Journal on Numerical Analysis.  ISSN 0036-1429.  57(6), s 2579- 2607 . doi: 10.1137/18M1171436 Full text in Research Archive.
  • Faulstich, Fabian Maximilian; Máté, Mihály; Laestadius, Andre; Csirik, Mihály András; Veis, Libor; Antalik, Andrej; Brabec, Jiří; Schneider, Reinhold; Pittner, Jiří; Kvaal, Simen & Legeza, Örs (2019). Numerical and Theoretical Aspects of the DMRG-TCC Method Exemplified by the Nitrogen Dimer. Journal of Chemical Theory and Computation.  ISSN 1549-9618.  15(4), s 2206- 2220 . doi: 10.1021/acs.jctc.8b00960 Show summary
  • Laestadius, Andre & Faulstich, Fabian Maximilian (2019). The coupled-cluster formalism – a mathematical perspective. Molecular Physics.  ISSN 0026-8976.  s 1- 12 . doi: 10.1080/00268976.2018.1564848 Full text in Research Archive.
  • Laestadius, Andre; Tellgren, Erik; Penz, Markus; Ruggenthaler, Michael; Kvaal, Simen & Helgaker, Trygve (2019). Kohn–Sham Theory with Paramagnetic Currents: Compatibility and Functional Differentiability. Journal of Chemical Theory and Computation.  ISSN 1549-9618.  15(7), s 4003- 4020 . doi: 10.1021/acs.jctc.9b00141
  • Penz, Markus; Laestadius, Andre; Tellgren, Erik & Ruggenthaler, Michael (2019). Guaranteed Convergence of a Regularized Kohn-Sham Iteration in Finite Dimensions. Physical Review Letters.  ISSN 0031-9007.  123(3) . doi: 10.1103/PhysRevLett.123.037401 Full text in Research Archive.
  • Laestadius, Andre & Kvaal, Simen (2018). Analysis of the Extended Coupled-Cluster Method in Quantum Chemistry. SIAM Journal on Numerical Analysis.  ISSN 0036-1429.  56(2), s 660- 683 . doi: 10.1137/17M1116611 Full text in Research Archive.
  • Laestadius, Andre; Penz, Markus; Tellgren, Erik; Ruggenthaler, Michael; Kvaal, Simen & Helgaker, Trygve (2018). Generalized Kohn-Sham iteration on Banach spaces. Journal of Chemical Physics.  ISSN 0021-9606.  149(16), s 1- 9 . doi: 10.1063/1.5037790 Full text in Research Archive.
  • Laestadius, Andre & Tellgren, Erik (2018). Density-wave-function mapping in degenerate current-density-functional theory. Physical Review A. Atomic, Molecular, and Optical Physics (PRA).  ISSN 1050-2947.  97(2) . doi: 10.1103/PhysRevA.97.022514 Full text in Research Archive.
  • Tellgren, Erik; Laestadius, Andre; Helgaker, Trygve; Kvaal, Simen & Teale, Andrew Michael (2018). Uniform magnetic fields in density-functional theory. Journal of Chemical Physics.  ISSN 0021-9606.  148(2), s 1- 19 . doi: 10.1063/1.5007300

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  • Penz, Markus; Laestadius, Andre; Tellgren, Erik; Ruggenthaler, Michael & Lammert, Paul (2020). Erratum: Guaranteed Convergence of a Regularized Kohn-Sham Iteration in Finite Dimensions. Physical Review Letters.  ISSN 0031-9007.  125(24) . doi: 10.1103/PhysRevLett.125.249902
  • Faulstich, Fabian Maximilian; Máté, Mihály; Laestadius, Andre; Csirik, Mihály András; Veis, Libor; Antalik, Andrej; Brabec, Jiří; Schneider, Reinhold; Pittner, Jiří; Kvaal, Simen & Legeza, Örs (2019). Mathematical and numerical aspects of the coupled-cluster method tailored by tensor network states.
  • Faulstich, Fabian Maximilian; Máté, Mihály; Laestadius, Andre; Csirik, Mihály András; Veis, Libor; Antalik, Andrej; Brabec, Jiří; Schneider, Reinhold; Pittner, Jiří; Kvaal, Simen & Legeza, Örs (2019). Numerical and theoretical aspects of the DMRG-TCC method exemplified by the nitrogen dimer.
  • Laestadius, Andre (2019). Hohenberg–Kohn-like theorems for current densities.
  • Laestadius, Andre (2019). Monotonicity in Coupled-Cluster Methods.
  • Laestadius, Andre; Penz, Markus; Tellgren, Erik; Ruggenthaler, Michael; Kvaal, Simen & Helgaker, Trygve (2019). Guaranteed convergence of a regularized Kohn-Sham iteration in finite dimensions. Show summary
  • Faulstich, Fabian Maximilian; Laestadius, Andre; Legeza, Örs; Schneider, Reinhold & Kvaal, Simen (2018). Mathematical analysis of the coupled-cluster method tailored by tensor-network states.
  • Faulstich, Fabian Maximilian; Laestadius, Andre; Legeza, Örs; Schneider, Reinhold & Kvaal, Simen (2018). Quadratic error bounds for the coupled-cluster method tailored by tensor-network states.
  • Laestadius, Andre; Faulstich, Fabian Maximilian; Kvaal, Simen; Legeza, Örs & Schneider, Reinhold (2018). Analysis of The Coupled-Cluster Method Tailored by Tensor-Network States in Quantum Chemistry.
  • Laestadius, Andre; Faulstich, Fabian Maximilian; Kvaal, Simen; Legeza, Örs & Schneider, Reinhold (2018). The Study of Coupled-Cluster Methods Using Strong Monotonicity.
  • Laestadius, Andre & Kvaal, Simen (2018). ANALYSIS OF THE EXTENDED COUPLED-CLUSTER METHOD IN QUANTUM CHEMISTRY.
  • Laestadius, Andre; Penz, Markus; Tellgren, Erik; Ruggenthaler, Michael; Kvaal, Simen & Helgaker, Trygve (2018). Generalized Kohn-Sham iteration on Banach Spaces.
  • Faulstich, Fabian Maximilian; Laestadius, Andre; Legeza, Örs; Schneider, Reinhold & Kvaal, Simen (2017). Mathematical aspects of the coupled-cluster method tailored by tensor-network states in quantum chemistry.
  • Kvaal, Simen & Laestadius, Andre (2016). The extended coupled-cluster method and its rigorous analysis.
  • Laestadius, Andre & Kvaal, Simen (2016). Analysis of the Extended Coupled-Cluster Method.

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Published Oct. 7, 2015 9:18 AM - Last modified Jan. 15, 2020 5:13 PM