Publikationen in Zusammenarbeit mit Forschern von Kiel University (53)

2006

  1. Observations of 14 young open star clusters with the HEGRA system of Cherenkov telescopes

    Astronomy and Astrophysics, Vol. 454, Núm. 3, pp. 775-779

2005

  1. TeV gamma-ray observations of SS-433 and a survey of the surrounding field with the HEGRA IACT-system

    Astronomy and Astrophysics, Vol. 439, Núm. 2, pp. 635-643

  2. The unidentified TeV source (TeV J2032+4130) and surrounding field: Final HEGRA IACT-System results

    Astronomy and Astrophysics, Vol. 431, Núm. 1, pp. 197-202

2004

  1. Observation of the Monoceros Loop SNR region with the HEGRA system of IACTs

    Astronomy and Astrophysics, Vol. 417, Núm. 3, pp. 973-979

  2. Observations of 54 active galactic nuclei with the HEGRA system of Cherenkov telescopes

    Astronomy and Astrophysics, Vol. 421, Núm. 2, pp. 529-537

  3. The Crab Nebula and pulsar between 500 GeV and 80 TeV: Observations with the HEGRA stereoscopic air Cerenkov telescopes

    Astrophysical Journal, Vol. 614, Núm. 2 I, pp. 897-913

2003

  1. Detection of TeV gamma-rays from the BL Lac 1ES 1959+650 in its low states and during a major outburst in 2002

    Astronomy and Astrophysics, Vol. 406, Núm. 1

  2. Is the giant radio galaxy M 87 a TeV gamma-ray emitter?

    Astronomy and Astrophysics

  3. Observations of H1426+428 with HEGRA observations in 2002 and reanalysis of 1999&2000 data

    Astronomy and Astrophysics, Vol. 403, Núm. 2, pp. 523-528

  4. Search for TeV gamma ray emission from the Andromeda galaxy

    Astronomy and Astrophysics, Vol. 400, Núm. 1, pp. 153-159

  5. TeV γ-ray light curve and energy spectrum of Mkn 421 during its 2001 flare as measured with HEGRA CT1

    Astronomy and Astrophysics, Vol. 410, Núm. 3, pp. 813-821

  6. The technical performance of the HEGRA system of imaging air Cherenkov telescopes

    Astroparticle Physics, Vol. 20, Núm. 3, pp. 267-291

2002

  1. A search for TeV gamma-ray emission from SNRs, pulsars and unidentified GeV sources in the galactic plane in the longitude range between -2° and 85°

    Astronomy and Astrophysics, Vol. 395, Núm. 3, pp. 803-811

  2. An unidentified TeV source in the vicinity of Cygnus OB2

    Astronomy and Astrophysics, Vol. 393, Núm. 2

  3. Limits on the TeV flux of diffuse gamma rays as measured with the HEGRA air shower array

    Astroparticle Physics, Vol. 17, Núm. 4, pp. 459-475

  4. TeV gamma rays from the blazar H 1426+428 and the diffuse extragalactic background radiation

    Astronomy and Astrophysics, Vol. 384, Núm. 3

  5. Variations of the TeV energy spectrum at different flux levels of Mkn 421 observed with the HEGRA system of Cherenkov telescopes

    Astronomy and Astrophysics, Vol. 393, Núm. 1, pp. 89-99

2001

  1. A study of Tycho's SNR at TeV energies with the HEGRA CT-system

    Astronomy and Astrophysics, Vol. 373, Núm. 1, pp. 292-300

  2. Evidence for TeV gamma ray emission from Cassiopeia A

    Astronomy and Astrophysics, Vol. 370, Núm. 1, pp. 112-120

  3. Reanalysis of the high energy cutoff of the 1997 Mkn 501 TeV energy spectrum

    Astronomy and Astrophysics, Vol. 366, Núm. 1, pp. 62-67