Åke Nordlund

Research output

Research output per year 1990 1991 1997 1999 2000 2001 2003 2005 2009 2011 2013 2019

• 153 Journal article
• 39 Book chapter
• 22 Report chapter
• 17 Article in proceedings
• 22 More
  • 11 Conference article
  • 3 Letter
  • 3 Other contribution
  • 2 Poster
  • 1 Conference abstract in proceedings
  • 1 Conference abstract in journal
  • 1 Working paper

Research output per year

Research output per year

Search results

• 2011

  Radiation signatures of sub-lamor scale magnetic fields

  Medvedev, M. V., Frederiksen, J. T., Haugbølle, T. & Nordlund, Å., 20 Aug 2011, In: Astrophysical Journal. 737, 2, p. 55-

  Research output: Contribution to journal › Journal article › Research › peer-review

  • magnetic field 100%
  • signatures 91%
  • radiation 80%
  • vibration 74%
  • electron 59%
  24 Citations (Scopus)

• Solar flux emergence simulations

  Stein, R. F., Lagerfjärd, A., Nordlund, A. & Georgobiani, D., Feb 2011, In: Solar Physics. p. 1-12

  Research output: Contribution to journal › Journal article › Research › peer-review

  • solar flux 100%
  • convective flow 34%
  • simulation 30%
  • buoyancy 30%
  • fluids 25%
  58 Citations (Scopus)

• The observable prestellar phase of the intial mass function

  Padoan, P. & Nordlund, Å., 1 Nov 2011, In: Astrophysical Journal Letters. 741, 1, p. L22

  Research output: Contribution to journal › Journal article › Research › peer-review

  • stellar systems 100%
  • suggestion 76%
  • star formation 71%
  • vapor phases 61%
  • slopes 57%
  31 Citations (Scopus)

• The Star Formation Rate of Supersonic Magnetohydrodynamic Turbulence

  Padoan, P. & Nordlund, Å., 20 Mar 2011, In: Astrophysical Journal. 730, 1, p. 40

  Research output: Contribution to journal › Journal article › Research › peer-review

  • magnetohydrodynamic turbulence 100%
  • magnetohydrodynamics 94%
  • star formation rate 79%
  • turbulence 55%
  • star formation 26%
  286 Citations (Scopus)

• Three-dimensional surface convection simulations of metal-poor stars The effect of scattering on the photospheric temperature stratification

  Collet, R., Hayek, W., Asplund, M., Nordlund, Å., Trampedach, R. & Gudiksen, B., 1 Apr 2011, In: Astronomy & Astrophysics. 528, p. A32

  Research output: Contribution to journal › Journal article › Research › peer-review

  • stratification 100%
  • convection 74%
  • scattering 68%
  • stars 59%
  • metal 51%
  29 Citations (Scopus)
• 2010

  HETEROGENEOUS DISTRIBUTION OF (26)AL IN THE SOLAR PROTOPLANETARY DISK

  Larsen, K., Paton, C., Ivanova, M., Nordlund, Å., Krot, A. N. & Bizzarro, M., 1 Jul 2010, In: Meteoritics and Planetary Science. 45, Suppl. S, p. A113-A113 1 p.

  Research output: Contribution to journal › Journal article › Research

• Heterogeneous distribution of ²⁶Al in the solar protoplanetary disk

  Larsen, K. K., Trinquier, A. M-P. E., Paton, C., Ivanova, M., Nordlund, Å., Krot, A. N. & Bizzarro, M., 2010, In: Meteoritics and Planetary Science. 45, Supplement S1, p. A113 1 p., 5202.

  Research output: Contribution to journal › Conference abstract in journal › Research

• Pic Code Comparison Workshop , March 8-12

  Baumann..[et al.], G., Haugbølle, T., Nordlund, Å. & Frederiksen, J. T., 8 Mar 2010, København

  Research output: Other contribution › Research

• Radiation from relativistic shocks with turbulent magnetic fields

  Nishikawa, K., Niemiec, J., Medvedev, M., Zhang, B., Hardee, P., Nordlund, A., Frederiksen, J. T., Mizuno, Y., Sol, H., Pohl, M., Hartmann, D. H., Oka, M. & Fishman, G. J., Jun 2010, In: International Journal of Modern Physics D. 19, 6, p. 715-721 6 p.

  Research output: Contribution to journal › Conference article › Research › peer-review

  • Radiation 100%
  • Electron 96%
  • Shock 93%
  • Magnetic Field 91%
  • magnetic field 83%
  8 Citations (Scopus)

• Radiation spectral synthesis of relativistic filamentation

  Frederiksen, J. T., Haugbølle, T., Medvedev, M. V. & Nordlund, Å., 10 Oct 2010, In: Astrophysical Journal Letters. 722, p. L114-L119 5 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • plasma 100%
  • synthesis 92%
  • radiation 91%
  • astrophysics 67%
  • collisionless plasmas 65%
  26 Citations (Scopus)

• Simulation of relativistic shocks and associated self-consistent radiation

  Nishikawa...[et al.], K. -I., Medvedev, M., Nordlund, Å. & Frederiksen, J. T., 1 Dec 2010, In: Bulletin of the American Astronomical Society. 41, p. 675-

  Research output: Contribution to journal › Journal article › Research › peer-review

  • shock 100%
  • radiation 70%
  • Weibel instability 66%
  • magnetic fields 64%
  • systems simulation 56%
  1 Citation (Scopus)

• Solar abundance corrections derived through three-dimensional magnetoconvection simulations

  Fabbian, D., Khomenko, E., Moreno-Insertis, F. & Nordlund, Å., 1 Dec 2010, In: Astrophysical Journal. 724, 2, p. 1536-1541 5 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • simulation 100%
  • convection 98%
  • code 88%
  • magnetic effects 70%
  • stratification 65%
  45 Citations (Scopus)
• 2009

  Abundance analysis of the halo giant HD 122563 with three-dimensional model stellar atmospheres

  Collet, R., Nordlund, Å., Asplund, M., Hayek, W. & Trampedach, R., 2009, In: Societa Astronomica Italiana. Memorie. 80, p. 719-722 4 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Accurate radiation hydrodynamics and MHD modeling of 3-D stellar atmospheres

  Nordlund, A. & Stein, R. F., 2009, American Institute of Physics Conference Series. American Institute of Physics, p. 242-259 (American Institute of Physics Conference Series).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  7 Citations (Scopus)

• Astrophysical turbulence

  Brandenburg, A. & Nordlund, A., 2009, In: Reports on Progress in Physics. 80 p.

  Research output: Contribution to journal › Journal article › Research

• Microphysics in computational relativistic astrophysics: Towards reliable computational models of stellar collapse, neutron stars, compact binary coalescense, and gamma-ray burst central engines

  Arnett, D., Brandenburg, A., Burrows, A., Centrella, J., Haxton, W., Lattimer, J., Langanke, K., Nordlund, Å., Reddy, S., Sato, K., Frederiksen, L. J. T., Ott, C. D. & Pethick, C. J., 2009, University of Copenhagen

  Research output: Other contribution › Research

• Microscpic processes on radiation from accelerated particles in relativiatic jets

  Nishikawa, K-I., Hardee, P., Niemiec, J., Mizuno, Y., Medvedev, M., Zhang, B., Sol, H., Nordlund, A., Frederiksen, J., Lyubarsky, Y., Hartmann, D. & Fishman, J., 2009, Bulletin of the American Astronomical Society. p. 383-+ (Bulletin of the American Astronomical Society).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

• Radiation from relativistic jets in turbulent magnetic fields

  Nishikawa, K-I., Medvedev, M., Zhang B. and Hardee, P., Niemiec, J., Nordlund, A., Frederiksen Jacob Trier and Mizuno, Y., Sol, H. & Fishman, G. J., 22 Oct 2009, American Institute of Physics Conference Series, vol.1133: Proceedings of The Sixth Huntsville Gamma-Ray Burst Symposium 2008, Huntsville, AL, October 20-23, 2008. American Institute of Physics, Vol. 1133. p. 235-237 (American Institute of Physics Conference Series).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

  2 Citations (Scopus)

• Simulated large scale solar convection versus observations: a multiwavelength approach

  Georgobiani, D., Zhao, J., Kosovichev, A. G., Benson, D., Stein, R. F. & Nordlund, A., 2009, In: Bulletin of the American Astronomical Society. p. #03.01-+

  Research output: Contribution to journal › Conference article › Research

• Simulation of relativistic shocks and associated radiation: Numerical modeling of space plasma flows

  Nishikawa...[et al.], K., Niemiec, J., Nordlund, Å. & Frederiksen, J. T., 2009, In: Astronomical Society of the Pacific Conference Series. 429, p. 17-

  Research output: Contribution to journal › Conference article › Research › peer-review

• Simulation of relativistic shocks and associated radiation from turbulent magnetic fields

  Nishikawa, K., Niemiec, J., Medvedev, M., Zhang, B., Hardee, P., Mizuno, Y., Nordlund, Å., Frederiksen, J., Sol, H., Pohl, M., Hartmann, D. H. & Fishman, J. F., 2009.

  Research output: Contribution to conference › Poster › Research

• Solar dynamo and magnetic self-organization

  Kosovichev, A. G., Arlt, R., Bonanno, A., Brandenburg, A., Brun, A. S., Busse, F., Dikpati, M., Hill, F., Gilman, P. A., Nordlund, A., Ruediger, G., Stein, R. F., Sekii, T., Stenflo, J. O., Ulrich, R. K. & Zhao, J., 2009, AGB Stars and Related Phenomenastro2010: The Astronomy and Astrophysics Decadal Survey. p. 160-+ (Astronomy).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

• Solar magneto-convection simulations

  Stein, R. F., Lagerfjard, A., Nordlund, A., Benson, D., Georgobiani, D. & Schaffenberger, W., 2009, In: Bulletin of the American Astronomical Society. p. #04-+

  Research output: Contribution to journal › Conference article › Research

• Solar surface convection

  Nordlund, A., Stein, R. F. & Asplund, M., 2009, In: Living Reviews in Solar Physics. 6, p. 2-+

  Research output: Contribution to journal › Journal article › Research › peer-review

  267 Citations (Scopus)

• Solar twins and possible solutions of the solar and Jupiter abundance problems

  Nordlund, A., 2009, In: Astrophysical Journal Letters.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Supergranulation scale convection simulations

  Stein, R. F., Georgobiani, D., Schafenberger, W., Nordlund, A. & Benson, D., 2009, American Institute of Physics Conference Series. American Institute of Physics, p. 764-767 (American Institute of Physics Conference Series).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

  22 Citations (Scopus)

• The Star Formation Rate of Supersonic MHD Turbulence

  Padoan, P. & Nordlund, A., 2009, In: Astrophysical Journal.

  Research output: Contribution to journal › Journal article › Research › peer-review

• The super-alfvenic model of molecular clouds: predictions for mass-to-flux turbulent-to-magnetic energy ratios

  Lunttila, T., Padoan, P., Juvela, M. & Nordlund, A., 2009, In: Astrophysical Journal. 702, p. L37-L41 4 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  31 Citations (Scopus)
• 2008

  A grid of MARCS model atmospheres for late-type stars I:  methods and general properties

  Gustafsson, B., Edvardsson, B., Eriksson, K., Jørgensen, U. G. & Nordlund, Å., 2008, In: Astronomy & Astrophysics. 486, 3, p. 951-970 20 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  1463 Citations (Scopus)

• Convection and the origin of evershed flows in sunspot penumbrae

  Scharmer, G. B., Nordlund, A. & Heinemann, T., 2008, In: Astrophysical Journal. 677, 2, p. L149-L152 4 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  49 Citations (Scopus)

• Coupling from the photosphere to the chromosphere and the corona

  Wedemeyer-Bohm, S., Lagg, A. & Nordlund, A., 2008, In: Space Science Reviews. 144, 1-4, p. 317-350 33 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  60 Citations (Scopus)

• New relativistic particle-in-cell simulation studies of prompt and early afterglows from GRBs

  Nishikawa, K-I., Niemiec, J., Sol, H., Medvedev, M., Zhang, B., Nordlund, Å., Frederiksen, J., Hardee, P., Mizuno, Y., Hartmann, D. H. & Fishman, G. J., 2008, Proceedings of The 4th Heidelberg International Symposium on High Energy Gamma-Ray Astronomy, July 7-11, 2008, in Heidelberg, Germany, vol.1085. American Institute of Physics, p. 589-593 (American Institute of Physics Conference Series).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

  9 Citations (Scopus)

• Radiation from relativistic jets

  Nishikawa, K. I., Mizuno, Y., Hardee, P., Sol, H., Medvedev, M., Zhang, B., Nordlund, A., Frederiksen, J. T., Fishman, G. J. & Preece, R., 2008, Blazar Variability across the Electromagnetic Spectrum.

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

  33 Citations (Scopus)

• Stellar (magneto-)convection

  Nordlund, Å., 1 Dec 2008, In: Physica Scripta. T133, p. 014002

  Research output: Contribution to journal › Conference article › Research › peer-review

  3 Citations (Scopus)

• The super-Alfvénic model of molecular clouds: predictions for Zeeman splitting measurements

  Lunttila, T., Padoan, P., Juvela, M. & Nordlund, Å., 2008, In: Astrophysical Journal. 686, 2, p. L91-L94 4 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  27 Citations (Scopus)

• Trans-debye scale plasma modeling and stochastic GRB wakefield plasma processes: Conference on Cool Discs, Hot Flows, Mar 25-30, 2008 Funasdalen, Sweden

  Frederiksen, J. T., Haugbølle, T. & Nordlund, Å., 2008, Cool disks, hot flow: The varying faces of accreting compact opbejcts. Axelsson, M. (ed.). American Institute of Physics, Vol. vol.1054. p. 87-97 11 p. (AIP Conference Proceedings, Vol. 1054).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
• 2007

  Excitation of solar-like oscillations across the HR diagram

  Samadi, R., Georgobiani, D. G., Trampedach, R., Goupil, M-J., Stein, R. F. & Nordlund, Å., 2007, In: Astronomy & Astrophysics. 463, 1, p. 297-308

  Research output: Contribution to journal › Journal article › Research › peer-review

  98 Citations (Scopus)

• Fundamental differences between SPH and grid methods

  Agertz, O., Moore, B., Stadel, J. & Nordlund, Å., 2007, In: Monthly Notices of the Royal Astronomical Society. 380, 3, p. 963-978

  Research output: Contribution to journal › Journal article › Research › peer-review

  445 Citations (Scopus)

• Helioseismic holography of simulated solar convection and prospects for the detection of small-scale subsurface flows

  Braun, D. C., Birch, A. C., Benson, D. & Nordlund, Å., 2007, In: Astrophysical Journal. 669, 2, p. 1395-1406

  Research output: Contribution to journal › Journal article › Research › peer-review

  24 Citations (Scopus)

• Local helioseismology and correlation tracking analysis of surface structures in realistic simulations of solar convection

  Georgobiani, D., Zhao, J., Kosovichev, A., Benson, D., Stein, R. F. & Nordlund, Å., 2007, In: Astrophysical Journal. 657, 2, p. 1157-1161

  Research output: Contribution to journal › Journal article › Research › peer-review

  40 Citations (Scopus)

• Mhd simulations of penumbra fine structure

  Heinemann, T., Nordlund, Å., Schamer, G. B. & Spruit, H. C., 2007, In: Astrophysical Journal. 669, 2, p. 1390-1394

  Research output: Contribution to journal › Journal article › Research › peer-review

  91 Citations (Scopus)

• Nonlinear MHD dynamo operating at equipartition

  Archontis, V., Dorch, B. & Nordlund, Å., 2007, In: Astronomy & Astrophysics. 472, 3, p. 715-726

  Research output: Contribution to journal › Journal article › Research › peer-review

  • equipartition theorem 100%
  • magnetic field 77%
  • saturation 47%
  • magnetic fields 43%
  • Reynolds number 41%
  15 Citations (Scopus)

• Validation of time-distance helioseismology by use of realistic simulations of solar convection

  Zhao, J. W. & Nordlund, Å., 2007, In: Astrophysical Journal. 659, 1, p. 848-857

  Research output: Contribution to journal › Journal article › Research › peer-review

  49 Citations (Scopus)
• 2006

  Applications of Convection Simulations to Oscillation Excitation and Local Helioseismilogy

  Nordlund, Å., Stein, R. F. & Georgobiani, D., 2006, Convection in Astrophysics, Symposium no. 239 held 21-25 August, 2006 in Prague, Czech Republic, S239, #25. Symposium no. 239 ed. Frankrig: International Astronomical Union, p. -

  Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Communication

• A simulation of solar convection at supergranulation scale

  Stein, R. F., Benson, D. & Nordlund, Å., 2006, Highlights of Recent Progress in the Seismology of the Sun and Sun-Like Stars. Joint Discussion 17 ed. Italy, p. 1-7

  Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Communication

• Forward modeling of the corona of the sun and solarlike stars: from a three-dimensional magnetohydrodynamic model to syntheic extreme-ultraviolet spectra

  Hardi, P., Gudiksen, B. V. & Nordlund, Å., 2006, In: Astrophysical Journal. 638, p. 1086-1100

  Research output: Contribution to journal › Journal article › Research › peer-review

  107 Citations (Scopus)

• Magnetic field generation and electron acceleration in collisionss shocks

  Hededal, C. B., Frederiksen, J. T., Haugbølle, T. & Nordlund, Å., 2006, In: NATO Science Series : Sub-Series II, Mathematics, Physics and Chemistry. p. 211-215 4 p.

  Research output: Contribution to journal › Conference article › Research › peer-review

• PPV Chapter - The formation of Brown Dwarfs

  Whitworth, A., Bate, M. R., Nordlund, Å., Reipurth, B. & Zinnnecker, H., 2006, -: ArXiv Astrophysics e-prints, p. -.

  Research output: Working paper › Research

• Radiative transfer in decomposed domains

  Heinemann, T., Dobler, W., Nordlund, Å. & Brandenburg, A., 2006, In: Astronomy & Astrophysics. 448, p. 731-737

  Research output: Contribution to journal › Journal article › Research › peer-review

  37 Citations (Scopus)

• Rapid temporal variability of faculae: high-resolution observations and modeling

  De Pontieu, B., Carlsson, M., Stein, R., Pouppe van der Voort, L., Löfdahl, M., Van Noort, M., Nordlund, Å. & Scharmer, G. B., 2006, In: Astrophysical Journal. 646, 2, part 1, p. 1405-1420

  Research output: Contribution to journal › Journal article › Research › peer-review

  33 Citations (Scopus)