Publications

International journal publications with referee:

  1. Y. Kim, M. Marsman, G. Kresse, F. Tran, P. Blaha.Toward Efficient Band Structure and Effective Mass Calculations for III-V Direct Band Gap Semiconductors. Phys. Rev. B 82, 205212, 2010
  2. K.T. Butler, P.E. Vullum, A.M. Muggerud, E. Cabrera and J.H.Harding. Structural and electronic properties of silver/silicon interfaces and implications for solar cell performance. Phys. Rev. B 83, 235307, 2011.
  3. E. Cabrera, S. Olibet, J. Glatz-Reichenbach, R. Kopecek, D. Reinke, G. Schubert. Current transport in thick film Ag metallization: Direct contacts at Silicon pyramid tips? Energy Procedia, vol. 8, pp. 540, 2011.
  4. E. Cabrera, S. Olibet, J. Glatz-Reichenbach, R. Kopecek, D. Reinke, G. Schubert. Experimental evidence of direct contact formation for the current transport in silver thick film metalized silicon emitters. J. Appl. Phys. 110, 114511, 2011.
  5. K.T. Butler, M.W.P.E. Lamers, A.W. Weeber and J.H. Harding. Molecular dynamics studies of the bonding properties of amorphous silicon nitride coatings on crystalline silicon. J. Appl. Phys. 110, 124905 (2011).
  6. G. Kresse, M. Marsman, L. E. Hintzsche, and E. Flage-Larsen. Optical and electronic properties of Si3N4 and α-SiO2. Phys. rev. B 85, 45205, 2012.
  7. M. Marsman, G. Jordan, L.-E. Hintzsche, Y.-S. Kim, and G. Kresse. Gaussian charge-transfer charge distributions for non-self-consistent electronic structure calculations. Phys. rev. B 85, 115122, 2012.
  8. G. Jordan, M. Marsman, Y.-S. Kim, G. Kresse.Fast iterative interior eigensolver for millions of atoms. J. Comput. Phys. 231, 4836-4847, 2012.
  9. M.W.P.E. Lamers, K. Butler, J. Harding and A.W. Weeber, Solar Energy Materials and Solar Cells 106, 17 (2012).
  10. E. Cabrera, S. Olibet, D. Rudolph, E. Wefringhaus, R. Kopecek, D. Reinke and G. Schubert. Influence of Surface Topography on the Glass Coverage in the Contact Formation of Silver Screen-Printed Si Solar Cells. IEEE J. Photovoltaics. Vol PP, Issue 99, 1-6 (2012)
  11. K.T. Butler, J.H. Harding, M.W.P.E Lamers, and A.W. Weeber. Stoichiometrically graded SiNx for improved surface passivation in high performance solar cells. J. Appl. Phys. 112, 094303 (2012).
  12. L.E. Hintzsche, C.M. Fang, T. Watts, M. Marsman, G. Jordan, M.W.P.E. Lamers, A.W. Weeber, and G. Kresse. Density functional theory study of the structural and electronic properties of amorphous silicon nitrides: Si3N4−x:H. Phys. Rev. B 86, 235204 (2012).
  13. Keith T. Butler and John H. Harding. Atomistic simulation of doping effects on growth and charge transport in Si/Ag interfaces in high-performance solar cells. Physical Review B 86 245319 (2012).
  14. M. Lamers, K. Butler, P.E. Vullum, J. Harding and A. Weeber. Characterization of a-SiNx:H layer: Bulk properties, interface with Si and solar cell efficiency. Phys. Stat. Sol. (a). Vol 86, 1-11 (2012).

International conference presentations/posters:

  1. O. M. Løvvik, E. Flage-Larsen, E. Sagvolden, P.E. Vullum, G. Kresse, M. W. P. E. Lamers and J. Friis.Solid state hydrogen storage and interfaces in PV solar cells: Different meeting points between modelling and experiments. Invited talk at 1st TYC-Workshop on Energy Materials, London, Sep. 7-9, 2010.
  2. J. Friis, P.E. Vullum, E. Flage-Larsen, M. Lamers, E. Sagvolden and O.M. Løvvik.Modelling of interfaces for high performance solar cell materials – HiperSol. Talk at European PV Project Meeting, Aix les Bains, 29 Sep. – 1. Oct, 2010.
  3. Ulf Ekenberg, Richard Schatz, Ying Fu and Hans Ågren.Modelling of interfaces for high performance solar cell materials (HiperSol). Talk at KTH Energy Day. Nov. 24, 2010.
  4. Keith Butler, Ole Martin Lovvik, Jesper Friis, Enrique Cabrera, Heidi Nordmark, Astrid Marie Muggerud, Per Erik Vullum, John Harding. Modelling of Contacting Interfaces in Solar-Cells. Poster at MRS Fall Meeting, Boston, Nov. 29. – Dec. 3, 2010.
  5. O. M. Løvvik.Solar Cell Technology and Hydrogen Storage Materials: From First Principles Calculations to Real World Applications. Invited talk at 14th SANKEN international Symposium. Jan. 25-26, 2011.
  6. J.H. Harding, K.T. Butler. Challenges in modelling interfaces. Invited talk at CCP5. Bath, Sep. 12-14, 2011.
  7. G. Jordan, M. Marsman and G. Kresse.Electronic structure calculations on 100,000 atoms. Poster at DPG Spring Meeting. Dresten. Mar. 13-18, 2011.
  8. E. Cabrera, S. Olibet, J. Glatz-Reichenbach, D. Rudolph, R. Kopecek, D. Reinke, G. Schubert.Direct contact formation for the current transport in the solar cells. Invited talk at Silicon Forest. Feldberg-Falkau. Feb. 27 - Mar. 2, 2011.
  9. E. Cabrera, S. Olibet, J. Glatz-Reichenbach, R. Kopecek, D. Reinke, G. Schubert.Current transport in thick film Ag metallization: Direct contacts at Silicon pyramid tips? Talk at siliconPV. Freiburg, Apr. 20, 2011.
  10. K.T. Butler,S. Olibet , E. Cabrera, J.H. Harding. What makes a good contact? Insights from atomistic simulations. Talk at Metallisation workshop, Charleroi, Oct. 26th, 2011.
  11. E. Cabrera, S. Olibet, J. Glatz-Reichenbach, D. Rudolph, R. Kopecek, D. Reinke, A. Götz, C. Meyer, D. Schwaderer, G. Schubert, P.E. Vullum, J. Friis. Influence of surface topography, defects and their nature on the contact formation in thick film Ag metallization. Talk at Metallization Workshop, Charleroi, Oct. 26th, 2011.
  12. K.T. Butler, M. Lamers, A. Weeber, J. H. Harding. Studying the effect of interface structure on the electronic and optical properties of silicon/silicon nitride interfaces in solar cells using molecular dynamics simulations. Talk at MRS Fall Meeting, Boston, Nov. 28th – Dec. 2nd, 2011.
  13. M.W.P.E. Lamers, K. Butler, I.G. Romijn, J. Harding, A.W. Weeber. Examination of the Properties of the Interface of SiNx:H/Si in Crystalline Silicon Solar Cells and Its Effect on Cell Efficiency. Talk at MRS Fall Meeting, Boston, Nov. 28th – Dec. 2nd, 2011.
  14. K.T. Butler, L.E. Hintzsche, G. Kresse, J.H. Hardring. Multiscale Modelling in High-Performance Photovoltaics. Invited talk at MATHMOD 2012, Vienna, Feb. 15th – 17th, 2012.
  15. E. Flage-Larsen, E. Sagvolden, O.M. Løvvik, D.M.O. Heggø, J. Friis, C-M. Fang. The crystalline Si3N4/Si interface; the electronic structure of defects. APS March Meeting, Boston, Massachusetts, Feb. 27th – Mar. 2nd, 2012.
  16. L.E. Hintzsche, C.M. Fang, T. Watts, M. Marsman, G. Jordan, and Georg Kresse. Defect states in amorphous silicon nitrides: a-Si3NxHy. Talk at DPG Tagung 2012 Berlin. Mar. 25-30, 2012.
  17. M.W.P.E. Lamers, K. Butler, J. Harding, A.W. Weeber. Interface Properties of a-SiNx:H/Si to Improve Surface Passivation. Extended talk at SiliconPV in Leuven. Apr. 3-5, 2012.
  18. K.T. Butler, J.H.Harding. What makes a good contact? Insights from atomistic simulation. Talk at MRS Spring Meeting, San Francisco, Apr. 9th – 13th, 2012.
  19. Jesper Friis, Ann Mari Svensson, Keith Butler, Sverre G. Johnsson, Ole Martin Løvvik, Enrique Cabrera and Espen Flage-Larsen. Modelling of the contacting and passivating interfaces in silicon solar cells. Invited talk at 2012 Sino-Swedish Workshop, June 7-8 2012, Gothenburg, Sweden.
  20. J. Friis. Modelling of interfaces for high performance solar cell materials. Talk at ACPV workshop in Oslo. Jun. 20th -22nd, 2012.
  21. S. Olibet, E. Cabrera, D. Rudolph, R. Kopecek, D. Reinke, A. Götz, G. Schubert, A. Carr, M. Koppes, J. Hoornstra, A. Weeber, K. Broek. Characterisation of the contacting interface. Talk at ACPV workshop in Oslo. Jun. 20th -22nd, 2012.
  22. K. Butler. What makes a good contact? Insights from atomistic simulation. Talk at ACPV workshop in Oslo. Jun. 20th -22nd, 2012.
  23. O.M. Løvvik, S.G. Johnsen, A.M. Svensson, S. Olibet, J. Honstra, A. Weeber. Modelling of contacting - from atomistic to macroscopic scale. Talk at ACPV workshop in Oslo. Jun. 20th -22nd, 2012.
  24. D. Reinke. Metallization and the PV-learning curve. Talk at ACPV workshop in Oslo. Jun. 20th -22nd, 2012.
  25. M. Lamers. Characterization of a-SiNx:H layer: bulk properties and interface with Si. Talk at ACPV workshop in Oslo. Jun. 20th -22nd, 2012.
  26. Leif Eric Hintzsche. Defects in amorphous silicon nitrides Si3N4-Si3Nx. Presentation at ACPV workshop in Oslo, Jun. 20-22, 2012.
  27. E. Flage–Larsen, C.-M. Fang, G. Kresse, E. Sagvolden, O. M. Løvvik and J. Friis. Phosphorus in silicon and silicon nitride. Talk at ACPV workshop in Oslo. Jun. 20th -22nd, 2012.
  28. M.A. Vázquez. Industrial perspective for photovoltaic based on silicon solar cells. Talk at ACPV workshop in Oslo. Jun. 20th -22nd, 2012.
  29. S. Olibet, D. Rudolph, E. Cabrera, J. Hoornstra, A. Carr, A. Weeber, Y. Fu, R. Kopecek. What makes a high-performing screen-printed Ag contact? Realities and idealities from microscopical insight.
    Invited talk and poster at 22nd Crystalline Silicon Workshop. Wail. CO, USA, Jul. 22-25, 2012.
  30. L.E. Hintzsche, C.M. Fang, T. Watts, M. Marsman, G. Jordan, M.W.P.E., Lamers, A.W. Weeber, and Georg Kresse. Defect states in amorphous silicon nitrides: a-Si3NxHy. Poster at Hermes Summer School in London, Jul. 27-30, 2012.
  31. O. M. Løvvik, S. Gullikstad Johnsen, S. Olibet, E. Cabrera, D. Rudolph, K. Tang, J. Hoornstra, A. Weeber, J. Friis, Modelling of the screen printing metallization process from first principles, Poster at the European photovoltaic solar energy conference and exhibition (EUPVSEC), Frankfurt, Germany, 25.08.2012.
  32. G. Kresse. The many electron Schrödinger equation: Improved descriptions and applications to Materials Science. Invited talk at IUMRS-ICEM (2012) (International Union of Materials Research Societies- International Conference on Electronic Materials). Yokohama, Japan, Sep. 23-28, 2012.
  33. K. T. Butler. Multi-scale modelling for improved design in photovoltaics. Invited talk at 3rd Austruan High-Performance Computing Workshop. St. Poelten. Sep. 25-26, 2012.
  34. G. Kresse. Amorphous a-Si3N4-xHy and crystalline Si/a-Si3N4-xHy interfaces. Invited talk at 2012 Materials Design Users Group Meeting. San Francisco, Oct. 23-25, 2012.

Student Thesis:

  1. Astrid Marie Flattum Muggerud.Electron microscopy studies and microanalysis of front contact interfaces in silicon solar cell materials.  2010, NTNU/SINTEF, Norway.
  2. Le Thanh Nam, MSc Thesis: Determine charge and its location in a-SiNx:H Layers used in Silicon Solar Cells with Kelvin Probe and CV-MIS Methods. 2011, Techniche Universität München/ECN, Germany/The Netherlands
  3. Thomas Watts. Properties of silicon nitride – An ab-initio study of the crystalline phases and amorphous silicon-nitrogen alloys. Diplomarbeit. University Vienna, December 2011.
  4. Dan Michael Olsen Heggø. Ab initio molecular dynamics simulation of phosphorus diffusion in silicon. 2012 UiO/SINTEF, Norway.

Workshops (organised by HiperSol):

Popular dissemination:

  1. J. Friis. Soleklar bane. Text by S. Tønseth. Gemini nr 3, Sep. 2011
  2. O. M. Løvvik. Fremtiden er atomistisk! , Talk at Materialdagen, Trondheim, 04.10.2012.
  3. O. M. Løvvik. Atomskalamodellering. Intervju i Ekko, NRK P2, 21.09.2012

Public Reports:

  1. J. Friis. Modelling of interfaces for high performance solar cell materials. In Photovoltaics and nanotechnology: from innovation to industry. The European Photovoltaics Clusters, pp. 15-16. 2011.

Published February 15, 2013

This project has been funded with support from the European Commission