Recent Publications

Åke Nordlund

Alencar+99:: S. H. P. Alencar, L. P. R. Vaz, and Å. Nordlund. The gravity--brightening effect and stellar atmospheres. 2. Results for illuminated models with $3\,700\,\rm K < T_\rm eff < 7\,000\,\rm K$. Astronomy and Astrophysics, 346:556--563, jun 1999.
Asplund+99a:: Martin Asplund, Åke Nordlund, and Regner Trampedach. 3D hydrodynamical model atmospheres of metal-poor stars; evidence for a low primordial Li abundance. Astronomy and Astrophysics, 346:L17--L20, jun 1999.
Asplund+99b:: M. Asplund, Å. Nordlund, R. Trampedach, C. Allende Prieto, and R. F. Stein. Line formation in solar granulation, I. Shapes, shifts and asymmetries. A&A, 359:729--742, 2000.
Asplund+99c:: M. Asplund, H.-G. Ludwig, Å. Nordlund, and R. F. Stein. The effect of numerical resolution on hydrodynamical surface convection simulations and spectral line formation. A&A, 359:669--681, 2000.
Asplund+99d:: M. Asplund, Å. Nordlund, R. Trampedach, and R. F. Stein. Line formation in solar granulation, II. The photospheric Fe abundance. A&A, 359:743--754, 2000.
Asplund+99granada:: Martin Asplund, Åke Nordlund, and Regner Trampedach. Confrontation of stellar surface convection simulations with stellar spectroscopy. In Alvaro Gimenez, Ed Guinan, and Benjamin Montesinos, editors, Theory and Tests of Convective Energy Transport, volume 173 of ASP Conference Series, pages 221--224. American Society of Physics, 1999.
Bogdan+01a:: T. J. Bogdan, C. S. Rosenthal, M. Carlsson, S. McIntosh, S. Dorch, V. Hansteen, A. McMurry, $Å$ Nordlund, and R. F. Stein. Wave Propagation in a Magnetized Atmosphere. In American Geophysical Union, Spring Meeting 2001, abstract \#SH41A-01, pages 41A01+, May 2001.
Boldyrev+01a:: S. Boldyrev, A. Nordlund, and P. Padoan. Kolmogorov-Burgers Model for Turbulence in Molecular Clouds. American Astronomical Society Meeting, December 2001.
Brandenburg+95gac:: Axel Brandenburg, Robert F. Stein, and Åke Nordlund. Astrophysical Convection. In Peter A. Fox and Bob Kerr, editors, Proceedings ``Geophysical and Astrophysical Convection 95'', page~85. Gordon and Breach Science Publishers, 2000.
Dorch+01a:: S. B. F. Dorch, B. V. Gudiksen, W. P. Abbett, and Å. Nordlund. Flux-loss of buoyant ropes interacting with convective flows. \aap, 380:734--738, December 2001.
Dorch+99a:: S. B. F. Dorch, V. Archontis, and Å. Nordlund. 3D simulations of twisted magnetic flux ropes. Astronomy and Astrophysics, 352:L79--L82, 1999.
Dorch+Nordlund00c:: S. B. F. Dorch and Å. Nordlund. Erratum: Numerical 3D simulations of buoyant magnetic flux tubes. A&A, 353:1139+, January 2000.
Dorch+Nordlund01a:: S.\ B.\ F. Dorch and Å. Nordlund. On the transport of magnetic fields by solar-like stratified convection. A&A, 365:562--570, January 2001.
Dorch+Nordlund01b:: S. B. F. Dorch and Å. Nordlund. Convective Pumping of Magnetic Fields: On the Flux Storage Problem for Solar-like Dynamos. In IAU Symposium, volume 203, pages 186+, 2001.
Galsgaard+00a:: K. Galsgaard, E.\ R. Priest, and Å. Nordlund. "Three-dimensional Separator Reconnection - How Does It Occur?". Solar Physics, 193:1--16, 2000.
Galsgaard+00b:: K. Galsgaard, E. R. Priest, and Å. Nordlund. Three-dimensional Separator Reconnection - How Does It Occur?. Solar Phys., 193:1--16, April 2000.
Galsgaard+98a:: K. Galsgaard, D. H. Mackay, E. R. Priest, and Å. Nordlund. On the Location of Energy Release and Temperature Profiles along Coronal Loops. Solar Physics, 189:95--108, 1999.
Georgobiani+00a:: D. Georgobiani, A. G. Kosovichev, R. Nigam, Å. Nordlund, and R. F. Stein. Numerical Simulations of Oscillation Modes of the Solar Convection Zone. ApJ, 530:L139--L142, February 2000.
Georgobiani+01a:: D. Georgobiani, R. F. Stein, and A. Nordlund. Models of the solar oscillations. Proceedings of the SOHO 10/GONG 2000 Workshop: Helio- and asteroseismology at the dawn of the millennium, 2-6 October 2000, Santa Cruz de Tenerife, Tenerife, Spain.~Edited by A.~Wilson, Scientific coordination by P.~L.~Pall{\' e}.~ESA SP-464, Noordwijk: ESA Publications Division, ISBN 92-9092-697-X, 2001, p.~583 - 588, 464:583+, January 2001.
Georgobiani+99b:: D. Georgobiani, A. G. Kosovichev, R. Nigam, Å. Nordlund, and R. F. Stein. Numerical Simulations of Oscillation Modes of the Solar Convection Zone. ApJ, 530:L139--L142, February 2000.
Gudiksen+Nordlund02a:: B. Gudiksen and Å. Nordlund. Bulk and loop heating of the solar corona. ApJ, page submitted, 2002.
Juvela+01a:: M. Juvela, P. Padoan, and Åke Nordlund. Cooling Rates of Molecular Clouds Based on Numerical Magnetohydrodynamic Turbulence and Non-LTE Radiative Transfer. \apj, 563:853--866, December 2001.
Korpi+99a:: M. J. Korpi, A. Brandenburg, A. Shukurov, I. Tuominen, and Å. Nordlund. A Supernova Regulated ISM: Simulations of the Turbulent Multiphase Medium. ApJ, 514:L99--L102, 1999.
Nordlund+Padoan98puebla:: Åke Nordlund and Paolo Padoan. The Density PDFs of Supersonic Random Flows. In J. Franco and A. Carraminana, editors, Interstellar Turbulence, Proceedings of the 2nd Guillermo Haro Conference, page 218. Cambridge University Press, 1999.
Nordlund+Stein98a:: Å. Nordlund and R. F. Stein. Solar Oscillations and Convection: I. Formalism for Radial Oscillations. ApJ, pages 576--584, 2001.
Nordlund+Stein98b:: Å. Nordlund and R. F. Stein. Excitation and Damping of P-modes. In F. L. Deubner and J. Christensen-Dalsgaard, editors, Proc. IAU Symp. 185, volume 185 of IAU Symp., page (in press), Dordrecht, 1999. Reidel.
Nordlund+Stein98nap:: Å. Nordlund and R. F. Stein. Solar Convection and MHD. In Shoken M. Miyama, Kohji Tomisaka, and Tomoyuki Hanagawa, editors, Proc. of the International Conferece on Numerical Astrophysics 1998 (NAP98), volume 240 of Astrophysics and Space Science Library, pages 293--301. Kluwer, 1999.
Nordlund+Stein99budapest:: Å. Nordlund and R. F. Stein. 3-D Convection Models: Are They Compatible with 1-D Models?. In Proc. IAU Coll. 176: The Impact of Large-Scale Surveys on Pulsating Star Research, volume ASP Conf. Ser. 203, pages 362--372, 2000.
Nordlund+Stein99granada:: Åke Nordlund and Robert F. Stein. Convection Simulations. In Alvaro Gimenez, Ed Guinan, and Benjamin Montesinos, editors, Theory and Tests of Convective Energy Transport, volume 173 of ASP Conference Series, pages 91--102. American Society of Physics, 1999.
Padoan+00a:: P. Padoan, M. Juvela, J. Bally, and Åke Nordlund. A Comparison of ¹³CO Local Thermodynamic Equilibrium and True Column Densities in Molecular Cloud Models. ApJ, 529:259--267, January 2000.
Padoan+01cores:: Paolo Padoan, Mika Juvela, Alyssa A. Goodman, and Åke Nordlund. The Turbulent Shock Origin of Proto-Stellar Cores. ApJ, 553:227--234, May 2001.
Padoan+01dust:: P. Padoan, A. Goodman, B. T. Draine, M. Juvela, Åke Nordlund, and \" Orn\' olfur Einar R\" ognvaldsson. Theoretical Models of Polarized Dust Emission from Protostellar Cores. ApJ, 559:1005--1018, October 2001.
Padoan+97cat:: P. Padoan, M. Juvela, J. Bally, and Å. Nordlund. Synthetic Molecular Clouds from Supersonic MHD and Non-LTE Radiative Transfer Calculations. ApJ, 504:300--331, 1998.
Padoan+97co:: P. Padoan, M. Juvela, J. Bally, and Å. Nordlund. A Comparison of $^13$CO Local Thermodynamic Equilibrium and True Column Densities in Molecular Cloud Models. ApJ, 529:259--267, 2000.
Padoan+97eq:: P. Padoan, E. Zweibel, and Å. Nordlund. Ambipolar Drift Heating in Turbulent Molecular Clouds. ApJ, 540:332--341, 2000.
Padoan+97perseus:: P. Padoan, M. Juvela, J. Bally, and Å. Nordlund. Supersonic Turbulence in the Perseus Moleular Cloud. ApJ, 525:318--329, 1999.
Padoan+Nordlund97dyn:: Paolo Padoan and Åke Nordlund. A Super-Alfvénic Model of Dark Clouds. ApJ, 526:279, 1999.
Rieutord+01a:: M. Rieutord, T. Roudier, H.-G. Ludwig, Å. Nordlund, and R. Stein. Are granules good tracers of solar surface velocity fields?. \aap, 377:L14--L17, October 2001.
Rosenthal+02a:: C. S. Rosenthal, T. J. Bogdan, M. Carlsson, S. B. F. Dorch, V. Hansteen, S. W. McIntosh, A. McMurry, Å. Nordlund, and R. F. Stein. Waves in the Magnetized Solar Atmosphere. I. Basic Processes and Internetwork Oscillations. \apj, 564:508--524, January 2002.
Rosenthal+97a:: C. S. Rosenthal, J. Christensen-Dalsgaard, Å. Nordlund, R. F. Stein, and R. Trampedach. Convective contributions to the frequencies of solar oscillations. A&A, 351:689--700, 1999.
Skartlien+2000a:: R. Skartlien, R.\ F. Stein, and Å. Nordlund. "Excitation of Chromospheric Wave Transients by Collapsing Granules". ApJ, 541:468--488, 2000.
Stein+99granada:: R. F. Stein, D. Georgobiani, D. J. Bercik, A. Brandenburg, and Å. Nordlund. Magneto-Convection. In Alvaro Gimenez, Ed Guinan, and Benjamin Montesinos, editors, Theory and Tests of Convective Energy Transport, volume 173 of ASP Conference Series, pages 193--196. American Society of Physics, 1999.
Stein+Nordlund00b:: R. F. Stein and Åke Nordlund. Realistic Solar Convection Simulations. Solar Phys., 192:91--108, March 2000.
Stein+Nordlund97a:: R. F. Stein and Å. Nordlund. Simulations of Solar Granulation: I. General Properties. ApJ, 499:914--933, 1998.
Stein+Nordlund98exc:: R. F. Stein and Å. Nordlund. Solar Oscillations and Convection: II. Excitation of Radial Oscillations. ApJ, pages 585--603, 2001.
Stein+Nordlund99a:: R. F. Stein and Å. Nordlund. Realistic Solar Convection Simulations. Solar Physics, 192:91--108, 2000.
Torkelsson+00b:: U. Torkelsson, G.\ I. Ogilvie, A. Brandenburg, J.\ E. Pringle, Åke Nordlund, and R.\ F. Stein. The response of a turbulent accretion disc to an imposed epicyclic shearing motion. MNRAS, 318:47--57, October 2000.
Torkelsson+01a:: U. Torkelsson, G. I. Ogilvie, A. Brandenburg, J. E. Pringle, Å. Nordlund, and R. F. Stein. Magnetohydrodynamic turbulence in warped accretion discs. In J. C. Wheeler and H. Martel, editors, Relativistic Astrophysics, 20th Texas Symposium, Austin, Texas 2000, American Institute of Physics, pages 681--686, 2001.
Trampedach+99granada:: Regner Trampedach, Robert F. Stein, J\orgen Christensen-Dalsgaard, and Åke Nordlund. Stellar evolution with a variable mixing-length parameter. In Alvaro Gimenez, Ed Guinan, and Benjamin Montesinos, editors, Theory and Tests of Convective Energy Transport, volume 173 of ASP Conference Series, pages 233--236. American Society of Physics, 1999.
vanBallegooijen+98a:: A. A. van Ballegooijen, P. Nisenson, R. W. Noyes, M. G. L&odiaer;fdahl, R. F. Stein, Å. Nordlund, and V. Krishnakumar. Dynamics of Magnetic Flux Elements in the Solar Photosphere. ApJ, 509:435--447, 1998.