Jens Hjorth
Professor
DARK
Jagtvej 155A
2200 København N
Introductory remarks on publicationslist
> 300 refereed publications with > 20000 citations listed in the Astrophysics Data System
~20 scientific papers in Nature or Science
Most cited paper: J. Hjorth et al. Nature 423, 847–850 (2003): > 1000 citations
h-index (number of publications with more than h citations): 79
- 2011
- Published
A Nearby Gamma-Ray Burst Host Prototype for z ~ 7 Lyman-break Galaxies: Spitzer-IRS and X-shooter Spectroscopy of the Host Galaxy of GRB 031203
Watson, Darach Jafar, French, J. S., Hjorth, Jens, Malesani, Daniele Bjørn, Fynbo, Johan Peter Uldall & Castro Cerón, J. M., 1 Nov 2011, In: Astrophysical Journal. 741, 1, p. 58Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Gravitational redshift of galaxies in clusters as predicted by general relativity
Wojtak, R., Hansen, Steen Harle & Hjorth, Jens, 28 Aug 2011, In: Nature. 477, 7366, p. 567-569Research output: Contribution to journal › Journal article › Research › peer-review
- 2010
- Published
On the distribution of stellar masses in gamma-ray burst host galaxies
Castro Cerón, J. M., Michalowski, M., Hjorth, Jens, Malesani, Daniele Bjørn, Gorosabel, J., Watson, Darach Jafar, Fynbo, Johan Peter Uldall & Calderon, C. M., 14 Sep 2010, In: Astrophysical Journal. 721, 2, p. 1919-1927 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
GRB 021004: Tomography of a gamma-ray burst progenitor and its host galaxy
Castro-Tirado...[et al.], A. J., Møller, P., Castro Cerón, J. M., Fynbo, Johan Peter Uldall, Hjorth, Jens, Pedersen, H. & Vreeswijk, P. M., 6 Aug 2010, In: Astronomy & Astrophysics. 517, p. A61 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
VLT/X-shooter spectroscopy of the GRB 090926A afterglow
D'Elia...[et al.], V., Fynbo, Johan Peter Uldall, Sollerman, J. O., Vreeswijk, P. M., Watson, Darach Jafar, Zafar, T., Hjorth, Jens, Malesani, Daniele Bjørn & Milvang-Jensen, B., 15 Nov 2010, In: Astronomy & Astrophysics. 532, A36, 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Erratum: "Low-Resolution Spectroscopy of Gamma-Ray Burst Optical Afterglows: Biases in the Swift Sample and Characterization of the Absorbers" (2009, ApJS, 185, 526)
Fynbo, Johan Peter Uldall, Malesani, Daniele Bjørn, Vreeswijk, P. M., Hjorth, Jens, Sollerman, J. O., Thöne, C., Maund, J. R., Milvang-Jensen, B., Watson, Darach Jafar & Xu, D., 3 Feb 2010, In: Astrophysical Journal Supplement Series. 186, 2, p. 485-496 11 p.Research output: Contribution to journal › Comment/debate › Research › peer-review
- Published
Simultaneous polarization monitoring of supernovae SN2008D/XT 080109 and SN2007uy: isolating geometry from dust
Gorosabel...[et al.], J., Fynbo, Johan Peter Uldall, Hjorth, Jens, Michalowski, M. & Xu, D., 27 Oct 2010, In: Astronomy & Astrophysics. 522, p. A14 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Statistical mechanics of collisionless orbits. I. origin of central cusps in dark-matter halos
Hjorth, Jens & Williams, L. L. R., 23 Sep 2010, In: Astrophysical Journal. 722, 1, p. 851-855 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The Afterglows of Swift-era Gamma-ray Bursts. I. Comparing pre-Swift and Swift-era Long/Soft (Type II) GRB Optical Afterglows
Kann...[et al.], D. A., Klose, S., Zhang, B., Malesani, Daniele Bjørn, Castro Cerón, J. M., Fynbo, Johan Peter Uldall, Hjorth, Jens, Laursen, Peter, Sollerman, J. O. & Watson, Darach Jafar, 10 Sep 2010, In: Astrophysical Journal. 720, 2, p. 1513-1558 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Cosmic evolution of submillimeter galaxies and their contribution to stellar mass assembly
Michalowski, M., Hjorth, Jens & Watson, Darach Jafar, 28 May 2010, In: Astronomy & Astrophysics. 514, p. A67 51 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Dust grain growth in the interstellar medium of 5 < z < 6.5 quasars
Michalowski, M., Murphy, E., Hjorth, Jens, Watson, Darach Jafar, Gall, C. & Dunlop, J. S., 27 Oct 2010, In: Astronomy & Astrophysics. 522, A15, 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Rapid Dust Production in Submillimeter Galaxies at z > 4?
Michalowski, M., Watson, Darach Jafar & Hjorth, Jens, 1 Apr 2010, In: Astrophysical Journal. 712, 2, p. 942-950 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The Hubble Constant Inferred from 18 Time-delay Lenses
Paraficz, D. & Hjorth, Jens, 1 Apr 2010, In: Astrophysical Journal. 712, 2, p. 1378-1384 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Discovery of the afterglow and host galaxy of the low-redshift short GRB 080905A
Rowlinson...[et al.], A., Wiersema, K., Levan, A. J., Hjorth, Jens, Thöne, C. & Fynbo, Johan Peter Uldall, 11 Oct 2010, In: Monthly Notices of the Royal Astronomical Society. 408, 1, p. 383-391 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The unusual X-ray emission of the short Swift GRB 090515: evidence for the formation of a magnetar?
Rowlinson...[et al.], A., O'Brien, P. T., Tanvir, N. R. & Hjorth, Jens, 5 Oct 2010, In: Monthly Notices of the Royal Astronomical Society. 409, 2, p. 531-540 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Late-time observations of GRB 080319B: jet break, host galaxy, and accompanying supernova
Tanvir..[et al.], N. R., Rol, E., Levan, A. J., Fynbo, Johan Peter Uldall & Hjorth, Jens, 19 Nov 2010, In: Astrophysical Journal. 725, 1, p. 625-632 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Photometry and spectroscopy of GRB 060526: a detailed study of the afterglow and host galaxy of a z=3.2 gamma-ray burst
Thöne, C., Kann, D. A., Fynbo, Johan Peter Uldall, Hjorth, Jens, Jørgensen, Uffe Gråe, Malesani, Daniele Bjørn & Vreeswijk, P. M., 17 Jul 2010, In: Astronomy & Astrophysics. 523, A70, 21 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Statistical mechanics of collisionless orbits. II. structure of halos
Williams, L. L. R. & Hjorth, Jens, 1 Oct 2010, In: Astrophysical Journal. 722, 1, p. 856-861 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Statistical mechanics of collisionless orbits. III. comparison with N-body simulations
Williams, L. L. R., Wojtak, R. & Hjorth, Jens, 17 Nov 2010, In: Astrophysical Journal. 725, 1, p. 282-287 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
No evidence for dust extinction in GRB 050904 at z similar to 6.3
Zafar, T., Watson, Darach Jafar, Malesani, Daniele Bjørn, Vreeswijk, P. M., Fynbo, Johan Peter Uldall, Hjorth, Jens, Levan, A. J. & Michalowski, M., 15 Jun 2010, In: Astronomy & Astrophysics. 515, p. A94 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
GRB 090313: X-shooter's first shot at a gamma-ray burst
de Ugarte Postigo...[et al.}, A., Goldoni, P., Thöne, C., Malesani, Daniele Bjørn, Fynbo, Johan Peter Uldall, Hjorth, Jens, Rasmussen, Per Kjærgaard & Andersen, M., 22 Apr 2010, In: Astronomy & Astrophysics. 513, p. A42 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2009
- Published
Dust extinction in high-z galaxies with gamma-ray burst afterglow spectroscopy: the 2175 Å feature at z = 2.45
Elíasdóttir, Á., Fynbo, Johan Peter Uldall, Hjorth, Jens, Ledoux, C., Watson, Darach Jafar, Andersen, A. C., Malesani, Daniele Bjørn, Vreeswijk, P. M., Prochaska, J. X., Sollerman, J. & Jaunsen, A. O., 2009, In: Astrophysical Journal. 697, 2, p. 1725-1740 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
GRB 060605: multi-wavelength analysis of the first GRB observed using integral field spectroscopy
Ferrero..[et al.], P., Hjorth, Jens & Malesani, Daniele Bjørn, 2009, In: Astronomy & Astrophysics. 497, 3, p. 729-741Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Low-resolution spectroscopy of gamma-ray burst optical afterglows: biases in the swift sample and characterization of the absorbers
Fynbo, Johan Peter Uldall, Jakobsson, P., Malesani, Daniele Bjørn, Vreeswijk, P. M., Hjorth, Jens, Sollerman, J. O., Jensen, B. L., Milvang-Jensen, B., Watson, Darach Jafar & Xu, D., 2009, In: Astrophysical Journal Supplement Series. 185, 2, p. 526-573 47 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A search for disk-galaxy lenses in the sloan digital sky survey
Féron, C., Hjorth, Jens, McKean, J. P. & Samsing, J., 2009, In: Astrophysical Journal. 696, 2, p. 1319-1338Research output: Contribution to journal › Journal article › Research › peer-review
- Published
GRB 080913 at redshift 6.7
Greiner, J., Krühler, T., Fynbo, J. P. U., Rossi, A., Schwarz, R., Klose, S., Savaglio, S., Tanvir, N. R., McBreen, S., Totani, T., Zhang, B. B., Wu, X. F., Watson, D., Barthelmy, S. D., Beardmore, A. P., Ferrero, P., Gehrels, N., Kann, D. A., Kawai, N., Yoldas, A. K. & 27 others, , 2009, In: Astrophysical Journal. 693, 2, p. 1610-1620 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Early spectroscopic identification of SN 2008D
Malesani, Daniele Bjørn, Fynbo, Johan Peter Uldall, Hjorth, Jens, Leloudas, G., Vreeswijk, P. M., Watson, Darach Jafar, Thöne, C., Milvang-Jensen, B. & Sollerman, J. O., 2009, In: Astrophysical Journal. 692, 2, p. L84-L87 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The properties of the host galaxy and the immediate environment of GRB 980425 / SN 1998bw from the multi-wavelength spectral energy distribution
Michalowski, M., Hjorth, Jens, Malesani, Daniele Bjørn, Michalowski, T., María Castro Cerón, J., Reinfrank, R. F., Garrett, M. A., Fynbo, Johan Peter Uldall, Watson, Darach Jafar & Jørgensen, Uffe Gråe, 2009, In: Astrophysical Journal. 693, 1, p. 347-354Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Results of optical monitoring of 5 SDSS double QSOs with the Nordic Optical Telescope
Paraficz, D., Hjorth, Jens & Elíasdóttir, Á., 2009, In: Astronomy & Astrophysics. 499, 2, p. 395-408 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Gravitational lenses as cosmic rules: omega(m), omega(lambda) from time delays and velocity dispersions
Paraficz, D. & Hjorth, Jens, 2009, In: Astronomy & Astrophysics. 507, 3, p. L49-L52 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A gamma-ray burst at a redshift of z approximate to 8.2
Tanvir, N. R., Fox, D. B., Levan, A. J., Fynbo, Johan Peter Uldall, Hjorth, Jens, Sollerman, J. O. & Watson, Darach Jafar, 2009, In: Nature. 461, 7268, p. 1254-1257 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
NGC 2770: a supernova Ib factory ?
Thöne, C. C., Michalowski, M., Leloudas, G., Cox, N. L. J., Fynbo, Johan Peter Uldall, Sollerman, J., Hjorth, Jens & Vreeswijk, P. M., 2009, In: Astrophysical Journal. 698, 2, p. 1307-1320Research output: Contribution to journal › Journal article › Research › peer-review
- Published
In search of progenitors for supernovaless gamma-ray bursts 060505 and 060614: re-examination of their afterglow
Xu, D., Starling, R. L. C., Fynbo, Johan Peter Uldall, Sollerman, J. O., Yost, S., Watson, Darach Jafar, Foley, S., O'Brien, P. T. & Hjorth, Jens, 2009, In: Astrophysical Journal. 696, 1, p. 971-979Research output: Contribution to journal › Journal article › Research › peer-review
- 2008
- Published
- Published
GRB080916A: spectroscopic redshift
Fynbo, Johan Peter Uldall, Malesani, Daniele Bjørn, Hjorth, Jens, Sollerman, J. O. & Thöne, C., 2008, In: GCN circulars. 8254, p. 1Research output: Contribution to journal › Journal article › Research
- Published
Simulated dark-matter halos as a test of nonextensive statistical mechanics
Féron, C. & Hjorth, Jens, 2008, In: Physical Review E (Statistical, Nonlinear, and Soft Matter Physics). 77 (Part 1), 2, p. 022106Research output: Contribution to journal › Journal article › Research › peer-review
- Published
GRB 070306: a highly extinguished afterglow
Jaunsen, A. O., Rol, E., Watson, Darach Jafar, Malesani, Daniele Bjørn, Ovaldsen, J. -., Fynbo, Johan Peter Uldall, Milvang-Jensen, B., Hjorth, Jens, Vreeswijk, P. M., Wiersema, K., Tanvir, N. R., Levan, A., Schirmer, M. & Castro-Tirado, A. J., 2008, In: Astrophysical Journal. 681, 1, p. 453-461 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
On the nature of the short-duration GRB 050906
Levan, A., Tanvir, N., Jakobsson, P., Chapman, R., Hjorth, Jens, Priddey, R., Fynbo, Johan Peter Uldall, Hurley, K., Jensen, B., Johnson, R., Gorosabel, J., Castro-Tirado, A., Jarvis, M., Watson, Darach Jafar & Wiersema, K., 2008, In: Monthly Notices of the Royal Astronomical Society. 384, 2, p. 541-547 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
- Published
Hot GRB-selected submillimeter galaxies: Conference on Pathways Through and Eclectic UniverseSantiago del Teide, SPAIN, APR 23-27, 2007 , Book Series: ASTRONOMICAL SOCIETY OF THE PACIFIC CONFERENCE SERIES Volume: 390 Pages: 493-494 Published: 2008
Michalowski, M., Hjorth, Jens, Castro Cerón, J. M. & Watson, Darach Jafar, 2008, ASP Conference Series, vol.390: Pathways Through an Eclectic Universe. Vol. 390.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
- Published
The nature of GRB-selected submillimeter galaxies: hot and young
Michalowski, M., Hjorth, Jens, Castro Cerón, J. M. & Watson, Darach Jafar, 2008, In: Astrophysical Journal. 672, 2, p. 817-824Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The extreme, red afterglow of GRB 060923A: distance or dust?
Tanvir, N., Levan, A., Rol, E., Starling, R., Gorosabel, J., Priddey, R., Malesani, D., Jakobsson, P., O'Brien, P., Jaunsen, A., Hjorth, Jens, Fynbo, Johan Peter Uldall, Melandri, A., Gomboc, A., Milvang-Jensen, B., Fruchter, A., Jarvis, M., Fernandes, C. & Wold, T., 2008, In: Monthly Notices of the Royal Astronomical Society. 388, 4, p. 1743-1750 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Spatially resolved properties of the GRB 060505 host: Implications for the nature of the progenitor
Thöne, C., Fynbo, Johan Peter Uldall, Östlin, G., Milvang-Jensen, B., Wiersema, K., Malesani, Daniele Bjørn, Della M. F., D., Gorosabel, J., Kann, D. A., Watson, Darach Jafar, Michalowski, M. J., Fruchter, A. S., Levan, A. J., Hjorth, Jens & Sollerman, J. O., 2008, In: Astrophysical Journal. 678, 2, p. 1151-1161 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
GRB 080913: VLT redshift
Vreeswijk, P. M., Fynbo, Johan Peter Uldall, Malesani, Daniele Bjørn, Hjorth, Jens & de Ugarte Postigo, A., 2008, USAResearch output: Other contribution › Research
- Published
Spectroscopy and multiband photometry of the afterglow of intermediate duration ¿-ray burst GRB 040924 and its host galaxy
Wiersema, K., Wiersema, A., Kann, A., Rol, E., Starling, R., Curran, P., Gorosabel, J., Levan, A., Fynbo, J. P. U., de Ugarte Postigo, A., Wijers, R., Castro-Tirado, A., Guziy, S., Hornstrup, A., Hjorth, J., Jelínek, M., Jensen, B., Kidger, M., Martin-Luis, F., Tanvir, N. & 2 others, , 2008, In: Astronomy & Astrophysics. 481, 2, p. 319-326 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
- Published
GRB 080805: VLT redshift update
de Ugarte Postigo, A., Thöne, C., Fynbo, Johan Peter Uldall, Hjorth, Jens, Jacobsson, P., Bahindi, Z., Grundahl, F. & Ahrentoft, T., 11 Aug 2008, USAResearch output: Other contribution › Research
- 2007
- Published
GRB051022: physical parameters and extinction of a prototype dark burst
Evert, R., van der Horst, A., Wiersema, K., Patel, S. K., Levan, A., Nysewander, M., Kouveliotou, C., Wijers, R. A. M. J., Tanvir, N., Reichart, D., Fruchter, A. S., Graham, J., Ovaldsen, J-E., Jaunsen, A. O., Jonker, P., van Ham, W., Hjorth, J., Starling, R. L. C., O'Brien, P. T., Fynbo, J. P. U. & 2 others, , 2007, In: Astrophysical Journal. 669, 2, p. 1098-1106 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Constraints on an optical afterglow and on supernova light following the short burst GRB 050813
Ferrero, P., Sanchez, S. F., Kann, D. A., Klose, S., Greiner, J., Gorosabel, J., Hartmann, D. H., Henden, A. A., Møller, P., Palazzi, E., Rau, A., Stecklum, B., Castro-Tirado, A. J., Fynbo, J. P. U., Hjorth, J., Jakobsson, P., Kouveliotou, C., Masetti, N., Pian, E., Tanvir, N. R. & 1 others, , 2007, In: Astronomical Journal. 134, 6, p. 2118-2123 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Gamma-ray burst host galaxies and the link to star-formation
Fynbo, Johan Peter Uldall, Hjorth, Jens, Malesani, Daniele Bjørn, Sollerman, J. O., Watson, Darach Jafar, Jakobsson, P., Gorosabel, J. & Janusen, A. O., 2007, To appear in the Proceedings of the Eleventh Marcel Grossmann Meeting on General Relativity: Singapre, Marts, 2007. 9 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
- Published
Optical, infrared, and ultraviolet observations of the X-ray flash XRF 050416A
Holland, S. T., Boyd, P. T., Gorosabel, J., Hjorth, J., Schady, P., Thomsen, B., Augusteijn, T., Blustin, A. J., Breeveld, A., De Pasquale, M., Fynbo, J. P. U., Gehrels, N., Gronwall, C., Hunsberger, S., Ivanushkina, M., Landsman, W., Laursen, P., McGowan, K., Mangano, V., Markwardt, C. B. & 8 others, , 2007, In: Astronomical Journal. 133, 1, p. 122-129 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A search for host galaxies of 24 Gamma-ray bursts
Osvaldsen, J., Jaunsen, A. O., Fynbo, Johan Peter Uldall, Hjorth, Jens, Thöne, C., Féron, C., Xu, D., Selj, J. H. & Teuber, J., 2007, In: Astrophysical Journal. 662, 1, p. 294-303 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
GRB 051022: Physical parameters and extinction of a prototype dark burst
Rol, E., van der Horst, A., Wiersema, K., Patel, S. K., Levan, A., Nysewander, M., Kouveliotou, C., Wijers, R. A. M. J., Tanvir, N., Reichart, D., Fruchter, A. S., Graham, J., Ovaldsen, J-E., Jaunsen, A. O., Jonker, P., van Ham, W., Hjorth, J., Starling, R. L. C., O'Brien, P. T., Fynbo, J. P. U. & 2 others, , 2007, In: Astrophysical Journal. 669, 2, p. 1098-1106 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Detection of GRB 060927 at z =5.47: Implications for the use of gamma-ray bursts as probes of the end of the dark ages
Ruiz-Velasco, A. E., Swan, H., Troja, E., Malesani, D., Fynbo, J. P. U., Starling, R. L. C., Xu, D., Aharonian, F., Akerlof, C., Andersen, M. I., Ashley, M. C. B., Barthelmy, S. D., Bersier, D., Castro Cer'on, J. M., Castro-Tirado, A. J., Gehrels, N., Gögüs, E., Gorosabel, J., Guidorzi, C., Güver, T. & 37 others, , 2007, In: Astrophysical Journal. 669, 1, p. 1-9 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The nature of the x-ray flash of August 24 2005: Photometric evidence for an on-axis z= 0.83 burst with continuous energy injection and an associated supernova ?
Sollerman, J. O., Fynbo, J. P. U., Gorosabel, J., Halpern, J., Hjorth, J., Jakobsson, P., Mirabal, N., Watson, D. J., Xu, D., Castro-Tirado, A. J., Féron, C., Jaunsen, A. O., Jelinek, M., Jensen, B. L., Kann, D. A., Osvaldsen, J. E., Pozanenko, A., Stritzinger, M. D., Thöne, C., de Ugarte Postigo, A. & 6 others, , 2007, In: Astronomy & Astrophysics. 466, 3, p. 839-846 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Very different x-ray-to-optical column density ratios in ¿-ray burst afterglows: ionization in GRB environments
Watson, Darach Jafar, Hjorth, Jens, Fynbo, Johan Peter Uldall, Jakobsson, P., Foley, S., Sollerman, J. O. & Wijers, R. A. M. J., 2007, In: Astrophysical Journal. 660, 2, p. L101-L104 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Rapid-response mode VLT/UVES spectroscopy of GRB 060418- Conclusive evidence for UV pumping from the time evolution of Fe II and Ni II excited-and metastable-level populations
Wreeswijk, P. M., Ledoux, C., Smette, A., Ellison, S. L., Jaunsen, A. O., Andersen, M. I., Fruchter, A. S., Fynbo, Johan Peter Uldall, Hjorth, Jens, Kaufer, A., Møller, P., Petitjean, P., Savaglio, S. & Wijers, R. A. M. J., 2007, In: Astronomy & Astrophysics. 468, 1, p. 83-96 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Extensive multiband study of the X-ray rich GRB 050408 - A likely off-axis event with an intense energy injection
de Ugarte Postigo, A., Fatkhullin, T. A., J'ohannesson, G., Gorosabel, J., Sokolov, V. V., Castro-Tirado, A. J., Balega, Y. Y., Spiridonova, O. I., Jelinek, M., Guziy, S., P'erez-Ramirez, D., Hjorth, J., Laursen, P., Bersier, D., Pandey, S. B., Bremer, M., Monfardini, A., Huang, K. Y., Urate, Y., Ip, W. H. & 23 others, , 2007, In: Astronomy & Astrophysics. 462, 3, p. L57-L60 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2006
- Published
Evidence for a supernova associated with the X-Ray flash 020903
Bersier, D., Fruchter, A. S., Strolger, L-G., Gorosabel, J., Levan, A., Burud, I., Rhoads, J. E., Becker, A. C., Cassan, A., Chornock, R., Covino, S., de Jong, R. S., Dominis, D., Filippenko, A., Hjorth, J., Holmberg, J., Malesani, D., Mobasher, B., Olsen, K. A. G., Stefanon, M. & 7 others, , 2006, In: Astrophysical Journal. 643, 1, p. 284-291Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Star formation rates and stellar masses in z ~ 1 gamma-ray burst hosts
Castro Cerón, J. M., Michalowski, M., Hjorth, Jens, Watson, Darach Jafar, Fynbo, Johan Peter Uldall & Gorosabel, J., 2006, In: Astrophysical Journal. 653, 2, p. L85-L88Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Three intervening galaxy absorbers towards GRB 060418: faint and dusty?
Ellison, S. L., Vreeswijk, P., Ledoux, C., Willis, J. P., Jaunsen, A. O., Wijers, R. A. M. J., Smette, A., Fynbo, Johan Peter Uldall, Møller, P., Hjorth, Jens & Kaufer, A., 2006, In: Monthly Notices of the Royal Astronomical Society. 372, 1, p. L38-L42Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Extinction curves of lensing galaxies out to z = 1
Elíasdóttir, Á., Hjorth, Jens, Toft, S., Burud, I. & Paraficz, D., 2006, In: Astrophysical Journal Supplement Series. 116, 2, p. 443-469Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The galaxies in the field of the nearby GRB 980425/SN 1998bw
Foley, S., Watson, Darach Jafar, Gorosabel, J., Fynbo, Johan Peter Uldall, Sollerman, J. O., McGlynn, S., McBreen, B. & Hjorth, Jens, 2006, In: Astronomy & Astrophysics. 447, p. 891-895Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Long gamma-ray bursts and core-collapse supernovae have different environments
Fruchter, A. S., Levan, A. J., Strolger, L., Vreewijk, P., Thorsett, S. E., Bersier, D., Burud, I., Castro Cerón, Castro-Tirado, A. J., Conselice, C. J., Dahlen, T., Ferguson, H. C., Fynbo, J. P. U., Garnavich, P. M., Gibbons, R. A., Gorosabel, J., Gull, T. R., Hjorth, J., Holland, S. T., Kouveliotou, R. & 13 others, , 2006, In: Nature. 441, p. 463-468Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Probing cosmic chemical evolution with gamma-ray bursts: GRB 060206 at z=4.048
Fynbo, J. P. U., Starling, R. L. C., Ledoux, C., Wiersema, K., Thöne, C. C., Sollerman, J. O., Jakobsson, P., Hjorth, J., Watson, D., Vreeswijk, P. M., Møller, P., Rol, E., Gorosabel, J., Näränen, J., Wijers, R. A. M. J., Björnsson, G., Castro Cerón, J. M., Curran, P., Hartmann, D. H., Holland, S. T. & 6 others, , 2006, In: Astronomy & Astrophysics. 451, p. L47-L50Research output: Contribution to journal › Journal article › Research › peer-review
- Published
No supernovae associated with two long-duration gamma-ray bursts
Fynbo, Johan Peter Uldall, Watson, Darach Jafar, Sollerman, J. O., Bloom, J. S., Hjorth, Jens, Jakobsson, P. & Thöne, C., 2006, In: Nature. 444, 7122, p. 1047-1049Research output: Contribution to journal › Journal article › Research › peer-review
- Published
GRB 050814 at z=5.3 and the redshift distribution of Swift GRBs
Jakobsson, P., Levan, A., Fynbo, Johan Peter Uldall, Hjorth, Jens, Tanvir, N., Watson, Darach Jafar, Jensen, B. L., Sollerman, J. O., Natarajan, P., Gorosabel, J., Castro Cerón, J. M. & Pedersen, K., 2006, Gamma-ray bursts in the swift era.16th Annual Astrophysics Conference, NOV 29-DEC 02, 2005 Washington, DC: AIP Conference Proceedings vol.836. American Institute of Physics, Vol. 836. p. 552-557 5 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
- Published
A mean redshift of 2.8 for swift gamma-ray bursts
Jakobsson, P., Levan, A., Fynbo, Johan Peter Uldall, Priddey, R. S., Hjorth, Jens, Tanvir, N., Watson, Darach Jafar, Jensen, B. L., Sollerman, J. O., Natarajan, P., Gorosabel, J., Castro Cerón, J. M., Pedersen, K., Pursimo, T., Árnadóttir, A. S., Castro-Tirado, A. J. & Davis, C. J., 2006, In: Astronomy & Astrophysics. 447, p. 897-903Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fundamental properties of GRB-selected galaxies: A swift/VLT legacy survey
Jakobsson, P., Hjorth, Jens, Fynbo, Johan Peter Uldall, Gorosabel, J. & Janusen, A. O., 2006, To appear in the Proceedings of the Eleventh Marcel Grossmann Metting on the General Relativity: Singapore, November, 2007. 3 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
- Published
H I column densities of z > 2 swift gamma-ray bursts
Jakobsson, P., Fynbo, J. P. U., Ledoux, C., Vreewijk, P. M., Kann, D. A., Hjorth, J., Priddey, R. S., Tanvir, N. R., Reichart, D., Gorosabel, J., Klose, S., Watson, D., Sollerman, J. O., Fruchter, A. S., de Ugarte Postigo, A., Wiersema, K., Björnsson, G., Chapman, R., Tröne, C. C., Pedersen, K. & 1 others, , 2006, In: Astronomy & Astrophysics. 460, 2, p. L13-L17Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The faint afterglow and host galaxy of the short-hard GRB 060121
Levan, A. J., Tanvir, N. R., Fruchter, A. S., Rol, E., Fynbo, Johan Peter Uldall, Hjorth, Jens, Williams, G. L., Bergeron, E., Bersier, D., Bremer, M., Grav, T., Jakobsson, P., Nilsson, K., Olszewski, E., Priddey, R. S., Rafferty, D. & Rhoads, J., 2006, In: Astrophysical Journal. 648, 1, p. L9-L12Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Infrared and optical observations of GRB 030115 and its extremely red host galaxy: Implications for dark bursts
Levan, A., Fruchter, A., Rhoads, J., Mobasher, B., Tanvir, N., Gorosabel, J., Rol, E., Kouveliotou, C., Dell'Antonio, I., Merrill, M., Bergeron, E., Cerón, J. M. C., Masetti, N., Vreeswijk, P., Antonelli, A., Bersier, D., Castro-Tirado, A., Fynbo, J., Garnavich, P., Holland, S. & 7 others, , 10 Aug 2006, In: Astrophysical Journal. 647, 1 I, p. 471-482 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Physics of the GRB 030328 afterglow and its environment
Maiorano, E., Masetti, N., Palazzi, E., Savaglio, S., Rol, E., Vreewijk, P. M., Pian, E., Price, P. A., Peterson, B. A., Jelinek, M., Amati, L., Andersen, M. I., Castro-Tirado, A. J., Ceron, J. M. C., de Ugarde Postigo, A., Frontera, F., Fruchter, A. S., Fynbo, J. P. U., Gorosabel, J., Henden, A. A. & 13 others, , 2006, In: Astronomy & Astrophysics. 455, p. 423-431Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Microlensing variability in time-delay quasars
Paraficz, D., Hjorth, Jens, Burud, I., Jakobsen, P. & Eliasdottir, A., 2006, In: Astronomy & Astrophysics. 455, 1, p. L1-L4Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Multiwavelength studies of the optically dark gamma-ray burst 001025A
Pedersen, K., Hurley, K., Hjorth, J., Smith, D. A., Andersen, M. I., Christensen, L., Cline, T., Fynbo, J. P. U., Goldsten, J., Golenetskii, S., Gorosabel, J., Jakobsson, P., Jensen, B. L., Milvang-Jensen, B., McClanahan, T., Møller, P., Palshin, V., Schartel, N., Trombka, J., Ulanov, M. & 1 others, , 2006, In: Astrophysical Journal. 636, 1, part 1, p. 381-390Research output: Contribution to journal › Journal article › Research › peer-review
- Published
An optical supernova associated with the X-ray flash XRF 060218
Pian, E., Mazzali, P. A., Masetti, N., Ferrero, P., Klose, S., Palazzi, E., Ramirez-Ruiz, E., Woosley, S. E., Kouvaliotou, C., Deng, J., Filippenko, A., Foley, R. J., Fynbo, J. P. U., Kann, D. A., Li, W., Hjorth, J., Nomoto, K., Patat, F., Sauer, D. N., Sollerman, J. O. & 26 others, , 2006, In: Nature. 442, p. 1011-1013Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Supernova 2006aj and the associated X-Ray flash 060218
Sollerman, J. O., Jaunsen, A. O., Fynbo, J. P. U., Hjorth, J., Jakobsson, P., Féron, C., Laursen, P., Ovaldsen, J. -E., Selj, J., Thöne, C., Xu, D., Davis, T. M., Gorosabel, J., Watson, D., Duro, R., Ilyin, I., Jensen, B. L., Lysfjord, N., Marquart, T., Nielsen, T. B. & 5 others, , 2006, In: Astronomy & Astrophysics. 454, 2, p. 503-509Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Low-resolution VLT spectroscopy of GRBs 991216, 011211 and 021211
Vreeswijk, P. M., Smette, A., Fruchter, A. S., Palazzi, E., Rol, E., Wijers, R. A. M. J., Kouveliotou, C., Kaper, L., Pian, E., Masetti, N., Frontera, F., Hjorth, Jens, Gorosabel, J., Piro, L., Fynbo, Johan Peter Uldall, Jakobsson, P., Watson, Darach Jafar, O'Brian, P. T. & Ledoux, C., 2006, In: Astronomy & Astrophysics. 447, p. 145-156Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A log NHI = 22.6 damped lyα absorber in a dark gamma-ray burst: The environment of GRB 050401
Watson, D., Fynbo, J. P. U., Ledoux, C., Vreeswijk, P., Hjorth, J., Smette, A., Andersen, A. C., Aoki, K., Augusteijn, T., Beardmore, A. P., Bersier, D., Castro Cerón, J. M., D'Avanzo, P., Diaz-Fraile, D., Gorosabel, J., Hirst, P., Jakobsson, P., Jensen, B. L., Kawai, N., Kosugi, G. & 16 others, , 2006, In: Astrophysical Journal. 652, 2, p. 1011-1019Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Are short gamma-ray bursts collimated? GRB 050709, a flare but no break
Watson, Darach Jafar, Hjorth, Jens, Jakobsen, P., Xu, D., Fynbo, Johan Peter Uldall, Sollerman, J. O., Thöne, C. & Pedersen, K., 2006, In: Astronomy & Astrophysics. 454, p. L123-L126Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Outshining the quasars at reionization: the X-ray spectrum and light curveof the redshift 6.29 gamma-ray burst GRB 050904
Watson, Darach Jafar, Reeves, J. N., Hjorth, Jens, Fynbo, Johan Peter Uldall, Jakobsson, P., Pedersen, K., Sollerman, J. O., Castro Cerón, J. M., McBreen, S. & Foley, S., 2006, In: Astrophysical Journal. 637, 2, p. L69-L72Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The soft X-ray blast in the apparently subluminous GRB 031203
Watson, Darach Jafar, Vaughan, S. A., Willingale, R., Hjorth, Jens, Foley, S., Fynbo, Johan Peter Uldall, Jakobsson, P., Levan, A., O'Brian, P. T., Osborne, J. P., Pedersen, K., Reeves, J. N., Tedds, J. A. & Watson, M. G., 2006, In: Astrophysical Journal. 636, 2, p. 967-970Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The X-ray spectrum and fightcurve of the redshift 6.29 gamma-ray burst GRB 050904
Watson, Darach Jafar, Reeves, J., Hjorth, Jens, Fynbo, Johan Peter Uldall, Jakobsson, P., Pedersen, K., Sollerman, J. O., Castro Cerón, J. M., McBreen, S. & Foley, S., 2006, AIP Conference Proceedings vol.836. 16th Annual Astrophysics ConferenceWashington, DC, NOV 29-DEC 02, 2005NASA, Goddard Space Flight Ctr; Univ Maryland; Gen Dynam. American Institute of Physics, Vol. 836. p. 582-585Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
- 2005
- Published
The redshift distribution of gamma-ray bursts revisited
Albanna, B., Hjorth, Jens, Ramirez-Ruiz, E., Tanvir, N. & Wijers, R. A. M. J., 2005, In: Monthly Notices of the Royal Astronomical Society. 364, 1, p. L8-L12Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Gamma-ray burst in starburst galaxies
Christensen, L., Hjorth, Jens & Gorosabel, J., 2005, Starbursts: From 30 Doradus to Lyman Break Galaxies, held in Cambridge, UK, 6-10 September 2004. Astrophysics & Space Science Library Vol. 329. Dordrecht.. Springer, Vol. 329. p. 11-Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
- Published
Photometric redshift of the GRB 981226 host galaxy
Christensen, L., Hjorth, Jens & Gorosabel, J., 2005, In: Astrophysical Journal. 631, p. L29-L32Research output: Contribution to journal › Journal article › Research › peer-review
- Published
GRB 050124: k-band afterglow observations
Fynbo, Johan Peter Uldall, Jensen, B. L., Thomsen, B., Hjorth, Jens, Mdahl, E., Hyvonen, H. & Andersen, M. I., 2005, In: GRB Coordinates Network, Circular Service,. 2989, 1Research output: Contribution to journal › Journal article › Research › peer-review
- Published
GRB 050319: absorpotin redshift from the nordic optical telescope
Fynbo, Johan Peter Uldall, Hjorth, Jens, Jakobsson, P., Møller, P. & Naranen, J., 2005Research output: Other contribution › Research
- Published
GRB 050401: VLT spectroscopic redshift
Fynbo, Johan Peter Uldall, Jensen, B. L., Hjorth, Jens, Wiersema, K., Starling, R., Vreeswijk, K., Rol, E. & et al., 2005, GRB Coordinates Network, Circular Services, Nr.3176. European Space Agency, p. 1Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
GRB 050509A: optical observations
Fynbo, Johan Peter Uldall, Jensen, B. L., Hjorth, Jens, Jakobsson, P., Castro Ceron, J. M., Pedersen, H., Watson, Darach Jafar & Naranen, J., 2005Research output: Other contribution › Research
- Published
GRB 050802.422: fading of the afterglow and detection of the host galaxy
Fynbo, Johan Peter Uldall, Jensen, B. L., Hjorth, Jens, Solleman, J., Watson, Darach Jafar, Castro Ceron, J. M., Gorosabel, J., Galfalk, M. & Kaas, A., 2005Research output: Other contribution › Research
- Published
GRB 050824: spectroscopic redshift from the VLT
Fynbo, Johan Peter Uldall, Jensen, B. L., Sollerman, J., Hjorth, Jens, Watson, Darach Jafar, Pedersen, K., Jakobsson, P., Castro Ceron, J. M. & Gorosabel, J., 2005Research output: Other contribution › Research
- Published
GRB 050922C: break in the lightcurve
Fynbo, Johan Peter Uldall, Jensen, B. L., Jakobsson, P., Hjorth, Jens, Sollerman, J., Castro Cerón, J. M., Holhjem, K. & Salinas, R., 2005, -Research output: Other contribution › Research
- Published
GRB050801: unchanged decay slope
Fynbo, Johan Peter Uldall, Jensen, B. L., Hjorth, Jens, Woller, K. G., Watson, Darach Jafar, Solleman, J., Fouque, P. & Andersen, M. I., 2005Research output: Other contribution › Research
- Published
GRB050801: optical photometry and decay index
Fynbo, Johan Peter Uldall, Jensen, B. L., Hjorth, Jens, Woller, K. G., Watson, Darach Jafar, Fouque, P. & Andersen, M. I., 2005Research output: Other contribution › Research
- Published
On the afterglow and host galaxy of GRB 021004: a comperhensive study with Hubble space telescope
Fynbo, J. P. U., Gorosabel, J., Smette, J., Fruchter, A., Hjorth, J., Pedersen, K., Levan, A., Burud, I., Sahu, K. C., Vreeswijk, P. M., Bergeron, E., Kouveliotou, C., Tanvir, N., Thorsett, S., Wijers, R. A. M. J., Castro Cer'on, J. M., Castro-Tirdo, A., Granavich, P., Holland, S. T., Jakobsson, P. & 7 others, , 2005, In: Astrophysical Journal. 633, 1, p. 317-327Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Properties of Lya and gamma ray burst-selected starbursts at high redshifts
Fynbo, Johan Peter Uldall, Krog, B., Nilsson, K., Gunnlaugur, B., Hjorth, Jens, Jakobsson, P., Ledoux, C., Møller, P. & Thomsen, B., 2005, Starbursts: From 30 Doradus to Lyman Break Galaxies, Held in Cambridge, UK, 6-10 September 2004. Edited by R. de Grijs and R.M. González Delgado. Astrophysics & Space Science Library. Springer, Vol. 329. p. 293Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
- Published
GRB050802: tentative absorption redshift
Fynbo, Johan Peter Uldall, Solleman, J., Jensen, B. L., Hjorth, Jens, Watson, Darach Jafar & Castro Ceron, J. M., 2005Research output: Other contribution › Research
- Published
A short gamma-ray burst apparently associated with an elliptical galaxy at redshift
Gehrels, N., O'Brien, P. T., Zhang, B., Levan, A., Klose, S., Hjorth, Jens, Solleman, J. & et al., 2005, In: Nature. 437, 7060, p. 851-854Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A possible bright blue supernova in the afterglow of GRB 020305
Gorosabel, J., Fynbo, Johan Peter Uldall, Fruchter, A., Levan, A., Hjorth, Jens & et al., 2005, In: Astronomy & Astrophysics. 437, 2, p. 411-418 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Spectroscopy of the short-hard GRB 130603B: The host galaxy and environment of a compact object merger
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VLT identification of the optical afterglow of the gamma-ray burst GRB 000131 at z=4.50
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Discovery of a faint optical jet in 3C 120
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