Search Results - "Bjoernsson, G."

Modified Newtonian Potentials for the Description of Relativistic Effects in Accretion Disks around Black Holes by Artemova, I. V., Bjoernsson, G., Novikov, I. D.

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Modelling of long gamma-ray burst host galaxies at cosmic noon from damped Lyman-α absorption statistics by Krogager, J -K, De Cia, A, Heintz, K E, Fynbo, J P U, Christensen, L B, Björnsson, G, Jakobsson, P, Jeffreson, S, Ledoux, C, Møller, P, Noterdaeme, P, Palmerio, J, Vergani, S D, Watson, D

“…ABSTRACT We study the properties of long gamma-ray burst (GRB) host galaxies using a statistical modelling framework derived to model damped Lyman-$\alpha$…”
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Post-earthquake ground movements correlated to pore-pressure transients by Jónsson, Sigurjón, Segall, Paul, Pedersen, Rikke, Björnsson, Grímur

“…Large earthquakes alter the stress in the surrounding crust, leading to triggered earthquakes and aftershocks. A number of time-dependent processes, including…”
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Energy Injection in Gamma-Ray Burst Afterglow Models by Jóhannesson, Gudlaugur, Björnsson, Gunnlaugur, Gudmundsson, Einar H

“…We extend the standard fireball model, widely used to interpret gamma-ray burst (GRB) afterglow light curves, to include energy injections and apply the model…”
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Midnight sector observations of auroral omega bands by Wild, J. A., Woodfield, E. E., Donovan, E., Fear, R. C., Grocott, A., Lester, M., Fazakerley, A. N., Lucek, E., Khotyaintsev, Y., Andre, M., Kadokura, A., Hosokawa, K., Carlson, C., McFadden, J. P., Glassmeier, K. H., Angelopoulos, V., Björnsson, G.

“…We present observations of auroral omega bands on 28 September 2009. Although generally associated with the substorm recovery phase and typically observed in…”
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Afterglow Light Curves and Broken Power Laws: A Statistical Study by Jóhannesson, Gudlaugur, Björnsson, Gunnlaugur, Gudmundsson, Einar H

“…In gamma-ray burst research, it is quite common to fit the afterglow light curves with a broken power law to interpret the data. We apply this method to a…”
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Numerical counterparts of GRB host galaxies by Courty, S., Björnsson, G., Gudmundsson, E. H.

“…We explore galaxy properties in general and properties of host galaxies of gamma-ray bursts (GRBs) in particular, using N-body/Eulerian hydrodynamic…”
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Structure of Accretion Disks with Optically Thick--Optically Thin Transitions by Artemova, I. V., Bisnovatyi-Kogan, G. S., Bjoernsson, G., Novikov, I. D.

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Power law resistivity behavior in 2D superconductors across the magnetic field-tuned superconductor-insulator transition by Sambandamurthy, G, Johansson, A, Peled, E, Shahar, D, Björnsson, P. G, Moler, K. A

“…We present the results of a systematic study of thin films of amorphous indium-oxide near the superconductor-insulator transition. We show that the film's…”
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A randomized, double‐blind crossover trial of paracetamol 1000 mg four times daily vs ibuprofen 600 mg: effect on swelling and other postoperative events after third molar surgery by Bjørnsson, G. A., Haanæs, H. R., Skoglund, L. A.

“…Aims To evaluate the effect of a 3‐day regimen of ibuprofen 600 mg × 4 on acute postoperative swelling and pain and other inflammatory events after third molar…”
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Galaxy counterparts of intervening high-z sub-DLAs/DLAs and MgII absorbers towards gamma-ray bursts by Schulze, S, Fynbo, J. P. U, Milvang-Jensen, B, Rossi, A, Jakobsson, P, Ledoux, C, De Cia, A, Kruehler, T, Mehner, A, Bjoernsson, G, Chen, H. -W, Vreeswijk, P. M, Perley, D. A, Hjorth, J, Levan, A. J, Tanvir, N. R, Ellison, S, Moller, P, Worseck, G, Chapman, R, Dall'Aglio, A, Letawe, G

“…We present the first search for galaxy counterparts of intervening high-z (2<z< 3.6) sub-DLAs and DLAs towards GRBs. Our final sample comprises of five…”
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Ly+ and ultraviolet emission from high-redshift gamma-ray burst hosts: to what extent do gamma-ray bursts trace star formation? by Jakobsson, P., Björnsson, G., Fynbo, J. P. U., Jóhannesson, G., Hjorth, J., Thomsen, B., Møller, P., Watson, D., Jensen, B. L., Östlin, G., Gorosabel, J., Gudmundsson, E. H.

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Low-Resolution Spectroscopy of Gamma-ray Burst Optical Afterglows: Biases in the Swift Sample and Characterization of the Absorbers by Fynbo, J. P. U, Jakobsson, P, Prochaska, J. X, Malesani, D, Ledoux, C, Postigo, A. de Ugarte, Nardini, M, Vreeswijk, P. M, Wiersema, K, Hjorth, J, Sollerman, J, Chen, H. -W, Thoene, C. C, Bjoernsson, G, Bloom, J. S, Castro-Tirado, A, Christensen, L, De Cia, A, Fruchter, A. S, Gorosabel, J. U, Graham, J. F, Jaunsen, A, Jensen, B. L, Kann, D. A, Kouveliotou, C, Levan, A, Maund, J, Masetti, N, Milvang-Jensen, B, Palazzi, E, Perley, D. A, Pian, E, Rol, E, Schady, P, Starling, R, Tanvir, N, Watson, D. J, Xu, D, Augusteijn, T, Grundahl, F, Telting, J, Quirion, P. -O

“…Astrophys.J.Supp.185:526-573,2009 (Abridged). We present a sample of 77 optical afterglows (OAs) of Swift detected GRBs for which spectroscopic follow-up…”
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SCREENING FOR GLAUCOMA AT ITS BEGINNING STAGE by BJOERNSSON, G

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Highly Viscous Accretion Disks with Advection by Artemova, I. V, Bisnovatyi-Kogan, G. S, Bjoernsson, G, Novikov, I. D

“…We consider the effects of advection and radial gradients of pressure and radial drift velocity on the structure of optically thick accretion disks. We…”
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On the stability of electron–positron pair equilibria and the X-ray variability of active galactic nuclei by Björnsson, Gunnlaugur, Svensson, Roland

“…We perform a detailed linear stability analysis of pair equilibria in homogeneous, static two-temperature plasma clouds. We consider the case in which…”
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Identification of P sub(2Y) purinoceptors associated with voltage-activated cation channels in cardiac ventricular myocytes of the rat by Bjoernsson, O G, Monck, J R, Williamson, J R

“…Extracellular ATP has vasodilatory and inotropic effects in the heart. We have demonstrated that extracellular ATP, in a concentration-dependent manner (10 nM…”
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