Publications by the (full) HEGRA Collaboration in refereed journals,
including joint publications with other collaborations.
Observations of 14 young open star clusters
with the HEGRA system of Cherenkov telescopes
F. Aharonian, A. Akhperjanian, M. Beilicke et al. (The HEGRA Collaboration)
Astronomy & Astrophysics 454, 775-779 (2006)
DOI: 10.1051/0004-6361:20053234
TeV gamma-ray observations of SS-433 and a survey of the surrounding field
with the HEGRA IACT-System
F. Aharonian, A. Akhperjanian, M. Beilicke et al. (The HEGRA Collaboration)
Astronomy & Astrophysics 439, 635-643 (2005)
DOI: 10.1051/0004-6361:20042248
The unidentified TeV source (TeVJ2032+4130) and surrounding field:
Final HEGRA IACT-System results
F. Aharonian, A. Akhperjanian, M. Beilicke et al. (The HEGRA Collaboration)
Astronomy & Astrophysics 431, 197-202 (2005)
DOI: 10.1051/0004-6361:20041552
Preprint:
astro-ph/0501667
The Crab Nebula and Pulsar between 500 GeV and 80 TeV:
Observations with the HEGRA stereoscopic air Cherenkov telescopes
F. Aharonian, A. Akhperjanian, M. Beilicke et al. (The HEGRA Collaboration)
The Astrophysical Journal 614, 897-913 (2004)
DOI: 10.1086/423931
Preprint:
astro-ph/0407118
Observations of 54 Active Galactic Nuclei with the HEGRA System of Cherenkov Telescopes
F. Aharonian, A. Akhperjanian, M. Beilicke et al. (The HEGRA Collaboration)
Astronomy & Astrophysics 421, 529-537 (2004)
DOI: 10.1051/0004-6361:20035764
Preprint:
astro-ph/0401301
Observation of the Monoceros Loop SNR region with the HEGRA system of IACTs
F. Aharonian, A. Akhperjanian, M. Beilicke et al. (The HEGRA Collaboration)
Astronomy & Astrophysics 417, 973-979 (2004)
DOI: 10.1051/0004-6361:20040011
The Technical Performance of the HEGRA System of Imaging Air Cherenkov Telescopes
G. Pühlhofer, O. Bolz, N. Götting et al. (The HEGRA Collaboration)
Astroparticle Physics 20, 267-291 (2003)
DOI: 10.1016/j.astropartphys.2003.06.001
Preprint:
astro-ph/0306123
Detection of TeV Gamma-Rays from the BL Lac 1ES1959+650 in its low states and during a major
outburst in 2002
F.A. Aharonian et al. (The HEGRA Collaboration)
Astronomy and Astrophysics 406, L9-L13 (2003)
DOI: 10.1051/0004-6361:20030838
Preprint:
astro-ph/0305275
TeV gamma-ray light curve and energy spectrum of Mkn 421 during its 2001 flare
as measured with HEGRA CT1
F.A. Aharonian et al. (The HEGRA Collaboration)
Astronomy and Astrophysics 410, 813-821 (2003)
DOI: 10.1051/0004-6361:20031265
A search for TeV gamma-ray emission from SNRs, pulsars and unidentified
GeV sources in the Galactic plane in the longitude range between -2 deg and
85 deg
F.A. Aharonian et al. (The HEGRA Collaboration)
Astronomy and Astrophysics 395, 803-811 (2002)
DOI: 10.1051/0004-6361:20021347
Preprint:
astro-ph/0209360
Variations of the TeV energy spectrum at different flux levels of Mkn 421 observed with the HEGRA
system of Cherenkov telescopes
F.A. Aharonian et al. (The HEGRA Collaboration)
Astronomy and Astrophysics 393, 89-99 (2002)
DOI: 10.1051/0004-6361:20021005
Preprint:
astro-ph/0205499
A search for gamma-ray emission from the Galactic plane in the longitude
range between 37 deg and 43 deg
F.A. Aharonian et al. (The HEGRA Collaboration)
Astronomy and Astrophysics 375, 1008-1017 (2001)
DOI: 10.1051/0004-6361:20010898
Preprint:
astro-ph/0106528
Simultaneous X-Ray and TeV Gamma-Ray Observation of the TeV Blazar
Markarian 421 during 2000 February and May
H. Krawczynski, R. Sambruna,
A. Kohnle, P.S. Coppi, The HEGRA
Collaboration (F.A. Aharonian et al.)
The Astrophysical Journal, 559, 187-195 (2001)
DOI: 10.1086/322364
Preprint:
astro-ph/0105331
The TeV Energy Spectrum of Markarian 501 Measured with the Stereoscopic
Telescope System of HEGRA during 1998 and 1999
F.A. Aharonian et al. (The HEGRA Collaboration),
The Astrophysical Journal, 546, 898-902 (2001)
DOI: 10.1086/318321
Preprint:
astro-ph/0008211
The Energy Spectrum of TeV Gamma-Rays from the Crab Nebula as measured by the HEGRA system
of imaging air Cherenkov telescopes
F.A. Aharonian et al. (The HEGRA Collaboration),
The Astrophysical Journal, 539, 317-324 (2000)
DOI: 10.1086/309225
Preprint:
astro-ph/0003182
Energy Spectrum and Chemical Composition of Cosmic Rays
between 0.3 and 10 PeV determined from
the Cherenkov light and charged-particle distributions in air showers
F. Arqueros et al. (The HEGRA Collaboration *),
Astronomy and Astrophysics 359, 682-694 (2000)
Preprint:
astro-ph/9908202
Observations of Mkn 421 during 1997 and 1998 in the energy
range above 500 GeV with the HEGRA
stereoscopic Cherenkov telescope system
F.A. Aharonian et al. (The HEGRA Collaboration),
Astronomy and Astrophysics 350, 757-764 (1999)
Preprint:
astro-ph/9905032
The time averaged TeV energy spectrum of Mkn 501 of the
extraordinary 1997 outburst as measured
with the stereoscopic Cherenkov telescope system of HEGRA
F.A. Aharonian et al. (The HEGRA Collaboration),
Astronomy and Astrophysics 349, 11-28 (1999)
Preprint:
astro-ph/9903386
TeV gamma-ray observations of the Crab and Mkn 501 during
moonshine and twilight.
D. Kranich et al. (The HEGRA Collaboration),
Astroparticle Physics 12, 65-74 (1999).
Paper (PDF)
Phase-resolved TeV Gamma-Ray Characteristics of the Crab and Geminga Pulsars
F. Aharonian et al. (The HEGRA Collaboration),
Astronomy and Astrophysics 346, 913-44 (1999).
Paper (PostScript),
Paper (PDF)
The time structure of Cherenkov images generated by
TeV gamma-rays and by cosmic rays.
M. Heß et al. (The HEGRA Collaboration),
Astroparticle Physics 11, 363-377 (1999).
Paper (PDF)
Performance of the stereoscopic system of the HEGRA imaging
air Cherenkov telescopes: Monte
Carlo simulations and observations.
A. Konopelko et al. (The HEGRA Collaboration),
Astroparticle Physics 10, 275-289 (1999).
Paper (PostScript),
Paper (PDF)
The cosmic ray proton spectrum determined with the imaging
atmospheric Cherenkov technique.
F.A. Aharonian et al. (The HEGRA Collaboration),
Phys. Rev. D59, 092003 (1999),
Paper (PostScript),
Paper (PDF)
The temporal characteristics of the TeV gamma-radiation from
Mkn 501 in 1997, I: Data from the
stereoscopic imaging atmospheric Cherenkov telescope system of HEGRA.
F.A. Aharonian et al. (The HEGRA Collaboration),
Astronomy and Astrophysics 342, 69-86 (1999).
Paper (PostScript),
Paper (PDF)
Measurement of the radial distribution of Cherenkov light
generated by TeV gamma ray air showers.
F.A. Aharonian et al. (The HEGRA Collaboration),
Astroparticle Physics 10, 21-29 (1999).
Paper (PDF)
Cherenkov light observations with the HEGRA detector at the Roque de
los Muchachos observatory.
R. Mirzoyan et al. (The HEGRA Collaboration),
New Astronomy Reviews 42, 547-551 (1998).
Paper (PDF)
Search for gamma-ray bursts above 20 TeV with the
HEGRA AIROBICC Cherenkov array.
L. Padilla et al. (The HEGRA Collaboration *),
Astronomy and Astrophysics 337, 43-50 (1998).
Paper (PostScript),
Paper (PDF)
Measurement of the flux, spectrum, and variability of TeV
gamma-rays from Mkn 501 during a state of high activity.
F.A. Aharonian et al. (The HEGRA Collaboration),
Astronomy and Astrophysics 327, L5-L8 (1997).
Paper (PDF)
Detection of gamma-rays above 1.5 TeV from Mkn 501
.
S.M. Bradbury et al. (The HEGRA Collaboration),
Astronomy and Astrophysics 320, L5-L8 (1997).
Paper (PDF)
First results on the performance of the HEGRA IACT array.
A. Daum et al. (The HEGRA Collaboration),
Astroparticle Physics 8, 1-11 (1997)
Abstract,
Paper (PDF)
Search for very high energy gamma radiation from the radio bright
region DR4 of the SNR G78.2+2.1.
C. Prosch et al. (The HEGRA Collaboration *),
Astronomy and Astrophysics 314, 275-280 (1996).
Paper (PostScript),
Paper (PDF)
Detection of VHE gamma-rays from Mkn 421 with the HEGRA
Cherenkov telescopes.
D. Petry et al. (The HEGRA Collaboration),
Astronomy and Astrophysics 311, L13-L16 (1996).
Abstract,
Paper (PostScript),
Paper (PDF)
An optimized method for the reconstruction of the direction
of air showers for scintillator arrays .
H. Krawczynski et al. (The HEGRA Collaboration *),
Nuclear Instruments And Methods A 383, 431-440 (1996).
Abstract,
Paper (PDF)
Design and performance of the lead-concrete Geiger
tower array within the HEGRA experiment.
W. Rhode et al. (The HEGRA Collaboration *),
Nuclear Instruments and Methods A 378, 399-409 (1996).
Abstract,
Paper (PostScript),
Paper (PDF)
Methods to determine the angular resolution of the HEGRA extended
air shower scintillator array.
M. Merck et al. (The HEGRA Collaboration *),
Astroparticle Physics 5, 379-392 (1996).
Abstract,
Paper (PDF)
Stereoscopic imaging of air showers with the first two HEGRA
Cherenkov telescopes.
A. Kohnle et al. (The HEGRA Collaboration),
Astroparticle Physics, 5, 119-131 (1996).
Abstract,
Paper (PDF)
Detection of gamma rays above 1 TeV from the Crab Nebula by the
second HEGRA imaging atmospheric Cherenkov telescope at La Palma.
A. Konopelko et al. (The HEGRA Collaboration),
Astroparticle Phyics 4, 199--215 (1996).
Abstract,
Paper (PDF)
Search for isotropic gamma radiation in the cosmological window
between 65 and 200 TeV.
A. Karle et al. (The HEGRA Collaboration *),
Physics Letters B 347, 161 (1995).
Abstract,
Paper (PDF)
A search for gamma radiation above 24 TeV energy from
cosmic point sources.
A. Karle et al. (The HEGRA Collaboration *),
Astroparticle Physics 4, 1 (1995).
Abstract,
Paper (PDF)
The first telescope of the HEGRA air Cherenkov imaging telescope array
R. Mirzoyan, R. Kankanian, F. Krennrich et al. (The HEGRA Collaboration)
Nuclear Instruments and Methods A 351, 513-526 (1994)
DOI: 10.1016/0168-9002(94)91381-1
Abstract,
Paper (PDF)
*
(HEGRA array collaborators only or HEGRA Collaboration
as of 1994 and earlier)