Jens Hjorth

Jens Hjorth

Professor

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


  1. Published

    X-shooter, the new wide band intermediate resolution spectrograph at the ESO Very Large Telescope

    Vernet...[et al.], J., Dekker, H., D'Odorico, S., Rasmussen, Per Kjærgaard, Hjorth, Jens, Ugarte Postigo, A. D., Andersen, M. I. & Ugarte Postigo, A. D., 19 Dec 2011, In: Astronomy & Astrophysics. 536, p. A105

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    GRB 030725: optical observations

    Vinter, C., Jorgensen, S., Gorosabel, J., Hjorth, Jens, Jensen, B. L. & Fynbo, Johan Peter Uldall, 2003

    Research output: Other contributionResearch

  3. Published

    Damped Lyman Alpha (DLA) systems in GRB afterglows: probing dense regions in GRB host galaxies

    Vreeswijk, P., Ellison, S., Ledoux, C., Wijers, R. A. M. J., Hjorth, Jens & The Grace Collaboration, 2005, Astronomical Society of the Pacific Conference Series, vol.344: The Cool Universe: Observing Cosmic Dawn. 344 ed. p. 79-

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  4. Published

    Damed LY alpha systems in GRB afterglow

    Vreeswijk, P., Ellision, S., Ledoux, C., Hjorth, Jens & Fynbo, Johan Peter Uldall, 2004, AIP Conference Proceedings. American Institute of Physics, Vol. 727. p. 435-457

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  5. 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. 145-156

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    GRB 080913: VLT redshift

    Vreeswijk, P. M., Fynbo, Johan Peter Uldall, Malesani, Daniele Bjørn, Hjorth, Jens & de Ugarte Postigo, A., 2008, USA

    Research output: Other contributionResearch

  7. Published

    VLT spectroscopy of the probable host of GRB 021211

    Vreeswijk, P. M., Fruchter, A., Hjorth, Jens & Kouveliotou, C., 2003

    Research output: Other contributionResearch

  8. Published

    VLT/FORS2 spectra og GRB 030323

    Vreeswijk, P. M., Wijers, R. A. M. J., Rol, E. & Hjorth, Jens, 2003

    Research output: Other contributionResearch

  9. Published

    Relative Intrinsic Scatter in Hierarchical Type Ia Supernova Sibling Analyses: Application to SNe 2021hpr, 1997bq, and 2008fv in NGC 3147

    Ward, S. M., Thorp, S., Mandel, K. S., Dhawan, S., Jones, D. O., Taggart, K., Foley, R. J., Narayan, G., Chambers, K. C., Coulter, D. A., Davis, K. W., De Boer, T., De Soto, K., Earl, N., Gagliano, A., Gao, H., Hjorth, J., Huber, M. E., Izzo, L., Langeroodi, D. & 5 others, Magnier, E. A., Mcgill, P., Rest, A., Rojas-bravo, C. & Wojtak, Radoslaw Jan, 13 Oct 2023, In: Astrophysical Journal. 956, 2, 17 p., 111.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. 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-L72

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. 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-L126

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Delayed soft X-ray esission lines in the afterglow of GRB 030227

    Watson, Darach Jafar, Reeves, J. N., Hjorth, Jens, Jakobsson, P. & Pedersen, K., 2003, In: Astrophysical Journal. 595, 1, p. 29-32

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    SN 2003jd (SN/GRB?) -- X-ray observations

    Watson, Darach Jafar, Pian, E., Reeves, J. N., Hjorth, Jens & Pedersen, K., 2003

    Research output: Other contributionResearch

  14. 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. 967-970

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. 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, Laursen, Peter, Levan, A., Masegosa, J., Näränen, J., Page, K. L., Pedersen, K., Pozanenko, A., Reeves, J. N., Rumyantsev, V., Shahbaz, T., Sharapov, D., Sollerman, J. O., Starling, R. L. C., Tanvir, N., Torstensson, K. & Wiersema, K., 2006, In: Astrophysical Journal. 652, 2, p. 1011-1019

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Women lose out in young investigator awards [1]

    Watson, Darach Jafar, Andersen, Anja C. & Hjorth, Jens, 14 Jul 2005, In: Nature. 436, 7048, 1 p.

    Research output: Contribution to journalLetterResearchpeer-review

  17. Published

    Denmark: Women's grants lost in inequality ocean

    Watson, Darach Jafar & Hjorth, Jens, 12 Mar 2015, In: Nature. 519, 7542, p. 158-158

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. 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 journalJournal articleResearchpeer-review

  19. Published

    A nearby GRB host prototype for z~7 Lyman-break galaxies: Spitzer-IRS and X-shooter spectroscopy of the host galaxy of GRB031203

    Watson, Darach Jafar, Christensen, L., O'Halloran, B., French, J. S., Michalowski, M., Hjorth, Jens, Malesani, Daniele Bjørn, Fynbo, Johan Peter Uldall, Castro Cerón, J. M., Covino, S. & Reinfrank, R., 1 Nov 2011, In: Astrophysical Journal. 741, 1, p. 58

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Helium in natal HII regions: the origin of the X-ray absorption in gamma-ray burst afterglows

    Watson, Darach Jafar, Zafar, T., Andersen, Anja C., Fynbo, Johan Peter Uldall, Gorosabel, J., Hjorth, Jens, Jakobsson, P., Krühler, T. C., Laursen, Peter, Leloudas, G. & Malesani, Daniele Bjørn, 2013, In: Astrophysical Journal. 768, 1, 23.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. 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. 582-585

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  22. Published

    A very low luminosity X-ray flash: XMM newton observations of GRB 031203

    Watson, Darach Jafar, Hjorth, Jens & Pedersen, K., 2004, In: Astrophysical Journal. 605, p. L-101-L104

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Massive star-formation rates of gamma-ray burst host galaxies: an unobscured view in X-rays

    Watson, Darach Jafar, Hjorth, Jens, Pedersen, K., Patel, S. & Kouveliotou, G., 2004, In: Astronomy & Astrophysics. 425, p. L33-L36

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. 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. 58

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    GRB 021004: steepening of the optical decay slope

    Weidinger, M., Egholm, M. P., Fynbo, Johan Peter Uldall, Thomsen, B., Møller, P., Hjorth, Jens, Pedersen, H., Jakobsson, P. & Jensen, B. L., 2002, In: GRB Circular Network. 1573, p. 1

    Research output: Contribution to journalJournal articleResearch

ID: 6508