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Daan Camps

Daan Camps
Postdoctoral Fellow
Computational Research Division
Lawrence Berkeley National Laboratory
1 Cyclotron Road
Mailstop 50A-3111
Berkeley, California 94720 US


  • Postdoctoral FellowComputational Research Division, Berkeley Lab, November 2019 - present.
  • PhD Researcher, Department of Computer Science, KU Leuven, September 2015 - September 2019.

Research Interests

  • Numerical Linear Algebra
  • Eigenvalue problems
  • (Rational) Krylov methods
  • (Rational) QR methods
  • Quantum Circuit Synthesis


  • Doctor of Philosophy (PhD): Computer Science
    2015-2019, KU Leuven, Belgium.
  • Master of Engineering: Mathematical Engineering
    2011-2013, KU Leuven, Belgium.
  • Master of Science: Astronomy
    2009-2011, KU Leuven, Belgium.
  • Bachelor of Science: Physics
    2006-2010, UHasselt, Belgium.


Journal Articles

D. Camps, R. Van Beeumen, C. Yang, "Quantum Fourier Transform Revisited", Numerical Linear Algebra and Applications, September 15, 2020, 28:e2331, doi:

Miroslav Urbanek, Daan Camps, Roel Van Beeumen, Wibe A. de Jong, "Chemistry on quantum computers with virtual quantum subspace expansion", Journal of Chemical Theory and Computation, 2020, 16:5425–5431, doi: 10.1021/acs.jctc.0c00447

Daan Camps, Karl Meerbergen, Raf Vandebril, "A rational QZ method", SIAM J. Matrix Anal. Appl., 2019, 40:943--972, doi: 10.1137/18M1170480

Daan Camps, Karl Meerbergen, Raf Vandebril, "An implicit filter for rational Krylov using core transformations", Linear Algebra Appl., 2019, 561:113--140, doi: 10.1016/j.laa.2018.09.021

Daan Camps, Nicola Mastronardi, Raf Vandebril, Paul Van Dooren, "Swapping 2 × 2 blocks in the Schur and generalized Schur form", Journal of Computational and Applied Mathematics, 2019, doi:

Borbala Hunyadi, Daan Camps, Laurent Sorber, Wim Van Paesschen, Maarten De Vos, Sabine Van Huffel, Lieven De Lathauwer, "Block term decomposition for modelling epileptic seizures", EURASIP Journal on Advances in Signal Processing, 2014, 2014, doi: 10.1186/1687-6180-2014-139


Pole swapping methods for the eigenvalue problem - Rational QR algorithms, Daan Camps, 2019,