Institute of High Performance Computing

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Material Science & Engineering (MSE)

Dr. Robert LASKOWSKI

Dr. Robert LASKOWSKI


Research Interests:

  • Application and development of ab-initio methods for computational material science
  • Optical and X-ray absorption within DFT and beyond
  • Solid state NMR, magnetism

Qualifications:

  • PHD inappliedphysics, Gdansk University of Technology, Poland, 2000
  • MSC in appliedphysics, Gdansk University of Technology, Poland,1994
  • Years of experiencein DFT(LAPW) code development and applications,Vienna University of technology, Austria, Aarhus University,Denmark

Published Journals/ Articles:

Journals

    • E. Assmann, P. Blaha, R. Laskowski, K. Held, S. Okamoto, G. Sangiovanni “Oxide Heterostructures for Efficient Solar Cells” PHYSICAL REVIEW LETTER 110, 8701 (2013)H.P. Koch, R. Laskowski, P. Blaha, K. Schwarz “Adsorption of small gold clusters on the h-BN/Rh(111) nanomesh” PHYSICAL REVIEW B 86, 155404 (2012)
    • R. Laskowski, P. Blaha "Origin of NMR shielding in fluorides" PHYSICAL REVIEW B, 85 (2012),
      245117.
    • R. Laskowski, P. Blaha "Calculations of NMR chemical shifts with APW-based methods" PHYSICAL REVIEW B, 85 (2012), 035132
    • Li Z, Laskowski R, Iitaka T, Tohyama T “First-principles calculation of helical spin order in iron perovskite SrFeO3 and BaFeO3” PHYSICAL REVIEW B, 85, 134419 (2012)
    • N. Christensen, A. Svane, M. Cardona, A. Chantis, R. Laskowski, M. Schilfgaarde van, T. Kotani "Calculations of quasi-particle spectra of semiconductors under pressure" Physica Status Solidi B - Basic Solid State Physics, 248 (2011), 1096
    • H. Koch, R. Laskowski, P. Blaha, K. Schwarz "Adsorption of gold atoms on the h-BN/Rh(111) nanomesh" PHYSICAL REVIEW B, 84 (2011), S. 245410.
    • J. Liu, B. Luo, R. Laskowski, K. Yao "Noncollinear magnetic ground state of PrFeAsO" EPL, 93 (2011), S. 17003.
    • R. Laskowski, P. Blaha "Understanding the L2,3 x-ray absorption spectra of early 3d transition elements" PHYSICAL REVIEW B, 82 (2010), S. 205105.
    • Laskowski R, Blaha P “Ab initio study of h-BN nanomeshes on Ru(001), Rh(111), and Pt(111)” PHYSICAL REVIEW B, 81, 075418 (2010)
    • F. Müller, S. Hüfner, H. Sachdev, R. Laskowski, P. Blaha, K. Schwarz: “Epitaxial growth of hexagonal boron nitride on Ag(111)" PHYSICAL REVIEW B, 82 (2010), S. 113406.
    • Christensen N. E.,Svane A.,Laskowski R.,Palanivel B.,Modak P., Chantis A. N.,van Schilfgaarde M.,Kotani T. “Electronic properties of 3R-CuAlO2 under pressure: Three theoretical approaches” PHYSICAL REVIEW B, 81, 045203 (2010)
    • Blaha P., Hofstaetter H., Koch O., Laskowski R.,Schwarz K. “Iterative diagonalization in augmented plane wave based methods in electronic structure calculations” JOURNAL OF COMPUTATIONAL PHYSICS, 229, 453 (2010)
    • N. Narayanan, D. Mikhailova, A. Senyshyn, D. Trots, R. Laskowski, P. Blaha, K. Schwarz, H. Fuess, H.
      Ehrenberg: "Temperature and composition dependence of crystal structures and magnetic and electronic properties of the double perovskites La2-xSrxCoIrO6 (x=0-2)" PHYSICAL REVIEW B, 82 (2010), S. 024403.
    • Haas P., Tran F., Blaha P., Schwarz K., Laskowski R. “Insight into the performance of GGA functionals for solid-state calculations” PHYSICAL REVIEW B, 80, 195109 (2009)
    • Christensen N. E., Gorczyca I., Laskowski R., Svane A., Albers R. C., Chantis A. N., Kotani T., van Schilfgaarde M. “Electronic and optical properties of III-nitrides under pressure” PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS, 246, 570-575 (2009)
    • R. Laskowski, N. Egede Christensen, P. Blaha, and B. Palanivel “Strong excitonic effects in CuAlO2 delafossite transparent conductive oxides” PHYSICAL REVIEW B 79, 165209 2009
    • R. Laskowski, Th. Gallauner, P. Blaha and K. Schwarz “Density functional theory simulations of B K and N K NEXAFS spectra of h-BN/transition metal(111) interfaces” J. Phys.: Condens. Matter 21 (2009) 104210
    • P. Novak, I. Chaplygin, G. Seifert, S. Gemming, R. Laskowski “Ab-initio calculation of exchange interactions in YmnO3” Computational Materials Science 44 (2008) 79–81
      Robert Laskowski, Peter Blaha, and Karlheinz Schwarz “Bonding of hexagonal BN to transition metal surfaces: An ab initio density-functionaltheory study”  PHYSICAL REVIEW B 78, 045409 2008
    • Hugo Dil, Jorge Lobo-Checa, Robert Laskowski, Peter Blaha, Simon Berner,Jürg Osterwalder, Thomas Greber  “Surface Trapping of Atoms and Molecules with Dipole Rings” Science 319, 1824 (2008)
    • R. Laskowski, P.Blaha “Unraveling the structure of the h-BN/Rh(111) nanomesh with ab-initio calculations” J. Phys:CM 20 064207 (2008)
    • Simon Berner, Martina Corso, Roland Widmer, Oliver Groening, Robert Laskowski, Peter Blaha, Karlheinz Schwarz, Andrii Goriachko, Herbert Over, Stefan Gsell, Matthias Schreck, Hermann Sachdev, Thomas Greber, and Jürg Osterwalder “Boron Nitride Nanomesh: Functionality from a Corrugated Monolayer” Angew. Chem. Int. Ed. 2007, 46, 5115 –5119
    • V. Pardo, P. Blaha, R. Laskowski, D. Baldomir, J. Castro, K. Schwarz, and J. E. Arias “Ising-type behavior in the antiferromagnetic phase of BaCoO3 from first principles” PHYSICAL REVIEW B 76, 165120 2007 R. Laskowski, N. E. Christensen “Pressure-induced delocalization to localization transition of excitons in AlN” PHYSICAL REVIEW B 75, 201202 R 2007
    • F. Tran, R. Laskowski, P. Blaha, and K. Schwarz “Performance on molecules, surfaces, and solids of the Wu-Cohen GGA exchange-correlation energy functional” PHYSICAL REVIEW B 75, 115131 2007
    • R. Laskowski, P. Blaha, T. Gallauner, and K. Schwarz “Single-Layer Model of the Hexagonal Boron Nitride Nanomesh on the Rh(111) Surface” PHYSICAL REVIEW LETTERS 98, 106802 (2007)
    • R. Laskowski, N. E. Christensen, “Optical properties of AlN and GaN under pressure: An ab-initio study” phys. stat. sol. (b) 244, No. 1, 17-23 (2007)
      R. Laskowski, N. E. Christensen, “Ab-initio calculations of excitons in AlN and Elliott"s model”
      PHYSICAL REVIEW B 74, 75203 (2006)
    • R. Laskowski, N. E. Christensen, “Ab-initio calculations of excitons in ZNO”PHYSICAL REVIEW B 73, 45201 (2006)
    • R. Laskowski, N. E. Christensen, G. Santi, C. Ambrosh-Draxl, “Bound excitons in GaN - an ab-initio study” PHYSICAL REVIEW B 72, 35204 (2005)
    • K. Hummer, C. Ambrosch-Draxl, G. Bussi, A. Ruini, M.J. Caldas, E. Molinari, R. Laskowski, and N.E. Christensen, “Ab-initio study of excitonic effects in conventional and organic semiconductors”phys. stat. sol. (b) 242, 1754 (2005)
    • J. Kunes, R. Laskowski “Magnetic ground state and Fermi surface of bcc Eu” PHYSICAL REVIEW B 70,
      174415 (2004)
    • R Laskowski, G. K. H. Madsen, P Blaha, K Schwarz, “Magnetic structure and  electric-field gradients of uranium dioxide: An ab-initio study” PHYSICAL REVIEW B 69, 140408(R) (2004)

Other(s)

    Invated Talks

    • ICAMM 2012 (International Conference on Advanced Modelling),Nantes, France (invited); 11.06.2012 –16.06.2012. "Interpretation of the NMR chemical shifts in alkali fluorides by ab-initio calculations"
    • Cecam workshop: X-ray spectroscopy: recent advances in modelling and new challenges, Zürich, CH (invited); 13.07.2011 – 15.07.2011.  "BSE calculations of L2,3 edges of transition metal compounds"
    • 17th WIEN2k workshop, Nantes (invited); 05.07.2010 – 07.07.2010. "Collinear and non-collinear Magnetism, relativistic effects in WIEN2k"3rd Workshop on Novel Methods for Electronic Structure Calculations,La Plata, Argentina (invited); 14.10.2009-16.10.2009. "Calculating binding energies of excitons within DFT-BSE formalism in wurzite semiconductors"
    • Aarhus Univ., Denmark, QTS5 (quantum theory of solids), invited talk , 5.2009 “BSE and LDA+U calculations for delefossites and ZnO” IHPC, Singapore, invited talk, 2.2009 “Calculation of optical properties of solids with including electron- hole interaction”
    • Cambridge, UK, CCP9 conference, invited talk, 9.2008, “h-BN nanomesh on transition metal surfaces”
    • Stuttgart, Max Planck Institute, invited seminar,9.2008 “Boron-Nitride nanomesh, large scale ab-initio calculations”
    • Orscholz, Germany, Nanomesh-Final meeting of EU project, 6.2008 “h-BN on different transition metals, recent progres by ab-initio calculations”
    • Aarhus Univ., Denmark, invited talk, Condensed Matter Seminar, 5.2008 “h-BN on transition metal surfaces”
    • Vienna, Wien2k Workshop, 3.2008 “Spin-orbit coupling and non-collinear magnetism”
    • Singapore, Wien2k Workshop (invited), 7.2007 “Optical properties, BSE, GW”, “Non-collinear Magnetism”
    • Singapore, ICMAT2007, 7.2007 (invited) “BN nanomesh on metal surfaces – single layer model”
    • Barcelona, Spain, HPSP XII, 7.2006 "Excitons in AlN and GaN under pressure" (invited)
    • Wien, Austria, Wien2k Workshop, 4.2006 "SOC and NCM in Wien2k" (invited)

This page is last updated at: 06-SEP-2013