Publications
L. Padilla
- Articles.
-
Detection of gamma rays above 1 TeV from the Crab Nebula by the second HEGRA
imaging atmospheric Cherenkov telescope at La Palma. Astroparticle
Physics, 4, 199-215 (1996).
- Detection of VHE
gamma-rays from Mkn 421 with the HEGRA Cherenkov telescopes.
Astronomy and Astrophysics, 311, L13-L16 (1996).
-
Search for very high energy gamma radiation from the radio bright region DR4
of the SNR G78.2+2.1 (gzipped postscript, 1.2 Mb).
Astronomy and Astrophysics, 314, 275-280 (1996).
- An optimized method for the reconstruction of the direction of air
showers for scintillator arrays. Nuclear Instruments & Methods, A 383,
431-440 (1996).
- Detection of
gamma-rays above 1.5 TeV from Mkn 501.
Astronomy and Astrophysics, 320, L5-L8 (1997).
- Measurement of the
flux, spectrum, and variability of TeV gamma-rays from Mkn 501 during a state
of high activity.
Astronomy and Astrophysics, 327, L5-L8 (1997).
- First results on
the performance of the HEGRA IACT array.
Astroparticle Physics, 8, 1-11 (1997).
- Astronomy
and Astrophysics, 337, 43-50 (1998).
-
Cherenkov light observations with the HEGRA detector at the Roque de los
Muchachos observatory.
New Astronomy Reviews, 42, 547-551 (1998).
- Measurement of the
radial distribution of Cherenkov light generated by TeV gamma-ray air
showers.
Astroparticle Physics, 10, 21-29 (1999).
- 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. Astronomy
and Astrophysics, 342, 69-86 (1999).
- Cosmic ray proton
spectrum determined with the imaging atmospheric Cherenkov technique.
Phys. Rev. D, 59, 092003-1-11 (1999).
- Performance of the
stereoscopic system of the HEGRA imaging air Cherenkov telescopes: Monte
Carlo simulations and observations.
Astroparticle Physics, 10, 275-289 (1999).
-
Phase-resolved TeV gamma-ray characteristics of the Crab and Geminga
pulsars (postscript, 0.7 Mb). Astronomy
and Astrophysics, 346, 913-921 (1999).
- The time structure of
Cherenkov images generated by TeV gamma-rays and by cosmic rays.
Astroparticle Physics, 11, 363-377 (1999).
- The time averaged TeV
energy spectrum of Mkn 501 of the extraordinary 1997 outburst as measured
with the stereoscopic Cherenkov telescope system of HEGRA. Astronomy
and Astrophysics, 349, 11-28 (1999).
- The temporal
characteristics of the TeV gamma emission from Mkn 501 in 1997. II.
Results from HEGRA CT1 and CT2. Astronomy
and Astrophysics, 349, 29-44 (1999).
- TeV gamma-ray
observations of the Crab and Mkn 501 during moonshine and twilight.
Astroparticle Physics, 12, 65-74 (1999).
- Observations of Mkn
421 during 1997 and 1998 in the energy range above 500 GeV with the HEGRA
stereoscopic Cherenkov telescope system. Astronomy
and Astrophysics, 350, 757-764 (1999).
- HEGRA search for TeV
emission from BL Lacertae objects. Astronomy
and Astrophysics, 353, 847-852 (2000).
- Energy spectrum and
chemical composition of cosmic rays between 0.3 and 10 PeV determined from
the Cherenkov-light and charged-particle distribution in air showers.
Astronomy and Astrophysics, 359, 682-694 (2000).
- On the optimum spacing
of stereoscopic imaging atmospheric Cherenkov telescopes.
Astroparticle Physics, 13, 253-258 (2000).
-
Correlated intense X-ray and TeV activity of Markarian 501 in 1998 June
(postscript, 0.5 Mb). The Astrophysical Journal, 538, 127-133 (2000).
- The energy spectrum of
TeV gamma rays from the Crab nebula as measured by the HEGRA system of
imaging air Cherenkov telescopes. The Astrophysical Journal, 539, 317-324 (2000).
- Optimizing the angular
resolution of the HEGRA telescope system to study the emission region of VHE
gamma rays in the Crab Nebula. Astronomy
and Astrophysics, 361, 1073-1078 (2000).
- Rejection of the
hypothesis that Markarian 501 TeV photons are pure Bose-Einstein
condensates. The Astrophysical Journal, 543, L39-L42 (2000).
- The TeV energy
spectrum of Markarian 501 measured with the stereoscopic telescope system of
HEGRA during 1998 and 1999. The Astrophysical Journal, 546, 898-902 (2001).
- Reanalysis of the high
energy cutoff of the 1997 Mkn 501 TeV energy spectrum. Astronomy
and Astrophysics, 366, 62-67 (2001).
- Search for a TeV
gamma-ray halo of Mkn 501. Astronomy
and Astrophysics, 366, 746-751 (2001).
- Evidence for TeV gamma
ray emission from Cassiopeia A. Astronomy
and Astrophysics, 370, 112-120 (2001).
- Particle
identification by multifractal parameters in gamma-astronomy with the
HEGRA-Cherenkov-telescopes. Nuclear
Instruments & Methods, A 465, 394-403 (2001).
- A study of Tycho's SNR
at TeV energies with the HEGRA CT-system. Astronomy
and Astrophysics, 373, 292-300 (2001).
- A search for gamma-ray
emission from the Galactic plane in the longitude range between 37 and 43
deg. Astronomy
and Astrophysics, 375, 1008-1017 (2001).
- Simultaneous X-ray and
TeV gamma-ray observation of the TeV blazar Markarian 421 during 2000
February and May. The Astrophysical Journal, 559, 187-195 (2001).
- TeV gamma rays from
the blazar H 1426+428 and the diffuse extragalactic background radiation.
Astronomy and Astrophysics, 384, L23-L26 (2002).
- Limits on the TeV flux
of diffuse gamma rays as measured with the HEGRA air shower array.
Astroparticle Physics, 17, 459-475 (2002).
- Search for point
sources of gamma radiation above 15 TeV with the HEGRA AIROBICC array.
Astronomy and Astrophysics, 390, 39-46 (2002).
- Introducing the CTA concept.
Astroparticle Physics, 43, 3-18 (2013).
- Contribution to the 29th ESLAB Symposium, Noordwijk, The Netherlands, 1995.
- Contributions to the
XXIV International Cosmic Ray Conference (ICRC), Rome, Italy, 1995.
- Search
for Short Time Emission in the UHE Energy Range above 20 TeV with the
AIROBICC Detector (Postscript, 1.2 Mb).
- Search
for Short Time Emission in the UHE Energy Range above 20 TeV with the
AIROBICC Detector (talk) (HTML, 1.7 Mb).
- Search for TeV gamma-rays from evaporating
primordial black holes (Postscript, 160 kb).
- Status of the HEGRA Experiment at La
Palma (Postscript, 70 kb).
- The Wide Angle Air Cherenkov
Detector AIROBICC at La Palma (Postscript, 70 kb).
- Search for TeV Counterparts of 1994 and
1995 BATSE Gamma-Ray Bursts (Postscript, 115 kb).
- An Improved Search for Gamma
Radiation from Cosmic Point Sources Using a Gamma/Hadron Separation
Procedure on the 92/93 AIROBICC data (Postscript, 135 kb).
- Determination of the Depth of Maximum
Development and Primary Energy of Cosmic Ray Showers with AIROBICC
(Postscript, 185 kb).
- Search for Cosmic Point Sources of
High Energy Gamma Radiation above 40 TeV (Postscript, 90 kb).
- Search for the Crab Nebula and Mrk
421 with an improved sensitivity and a lower energy threshold of the
HEGRA arrays (Postscript, 325 kb).
- Search for gamma radiation above 20 TeV from
supernova remnants in our galaxy (Postscript, 100 kb). Figure (Postscript, 20 kb).
- Search for gamma radiation from the SNR
G78.2+2.1: A test of SNR theory of cosmic ray origin (Postscript, 95
kb).
- Search for isotropic gamma radiation
between 65 and 200 TeV: constraints on topological defects and galactic
dark matter in the form of molecular hydrogen (Postscript, 100
kb).
- Arrival Time Distribution of Cherenkov
Photons and the Elemental Composition of Primary Cosmic Rays Around
10**15 eV (Postscript, 250 kb).
- A study of the coarse chemical composition of
cosmic radiation between 300 and 1000 TeV (Postscript, 80 kb). Figure (Postscript, 60 kb).
- Composition and Energy Measurement
with a New Method Applied to the HEGRA Data in the Energy Range of the
Knee (Postscript, 155 kb).
- Design and Performance of the
Lead-Concrete Geiger Tower Array within the HEGRA Experiment
(Postscript, 80 kb).
- Neural Networks for Gamma/Hadron-
Separation with the HEGRA Geiger Towers (Postscript, 240 kb).
- Observations of the Crab Nebula with the
Second HEGRA Cherenkov telescope (Postscript, 80 kb).
- A search for high energy gamma
radiation from Mkn 421 using the imaging Cherenkov telescopes of the
HEGRA collaboration (Postscript, 215 kb).
- A Search for VHE Emission from AE
Aquarii (Postscript, 75 kb).
Figure (Postscript, 15 kb).
- A New 127 Pixel Camera for Cherenkov Telescopes of the HEGRA Array on
La Palma. Proc. XXIV ICRC, 3, 460-463 (1995).
- A New System of High Resolution Imaging Air Cherenkov Telescopes for
the HEGRA Experiment. Proc. XXIV ICRC, 1, 958-961 (1995).
- Contribution to the Workshop "Towards a major atmospheric Cherenkov
detector IV", Padua, Italy, 1995.
- Contribution to the 4th International Workshop on Theoretical and
Phenomenological Aspects of Underground Physics (TAUP), Toledo, Spain,
1995.
- Contributions to the 3rd
Huntsville Symposium on Gamma-Ray Bursts, Huntsville, USA, 1995.
- Contributions to the High Energy Astrophysics
Division Meeting, San Diego, USA, 1996.
- Contribution to the 10th International School of Cosmic-Ray
Astrophysics, Erice, Italy, 1996.
- Contributions to the XV European Cosmic Ray Symposium (ECRS), Perpignan,
France, 1996.
- The HEGRA
experiment - status and recent results. Nuc. Phys. B
(Proc. Suppl.), 60B, 193-198 (1998).
- Search for TeV counterparts of gamma-ray bursts with the HEGRA
experiment.
- Delayed VHE-Emission from Gamma-Ray Bursts.
- Search for Gamma-Ray Point Sources with the HEGRA Scintillator- and
AIROBICC-Array applying the Gamma/h Separation Method.
- Search for 50 TeV Gamma-Rays from Extragalactic Sources.
- Search for Cosmic Ray Anisotropies with the HEGRA Detector Arrays.
- Primary Energy and Composition of Cosmic Rays from Measurements of
Cherenkov Light and Particle Densities in EAS.
- Event Reconstruction of Showers Recorded with the HEGRA Scintillator-
and AIROBICC-Array.
- A Method to Separate Gamma and Hadron Showers with the HEGRA
Scintillator- and AIROBICC-Array.
- Search for Gamma Emission from Markarian 501 with the First HEGRA
Imaging Cerenkov Telescope.
- Search for TeV Gamma-Ray Emission from the Galactic Superluminal
Source GRS 1915+105.
- A New Technique for Image Analysis for Atmospheric Cherenkov
Telescopes.
- The High Resolution Cameras for the System of IACTs of the HEGRA
Collaboration.
- Contributions to the 4th Comptom Symposium on
Gamma-Ray Astronomy and Astrophysics, Williamsburg, USA, 1997.
- Contribution to the
Joint European and National Astronomical Meeting (JENAM-97), Thessaloniki,
Greece, 1997.
- Contributions to the XXV
International Cosmic Ray Conference (ICRC), Durban, South Africa, 1997.
-
Status and Results of the Search for Gamma-ray Bursts above 1 TeV with
the HEGRA Experiment (Postscript, 150 kb). Proc. XXV ICRC, 3, 57-60
(1997).
- Status and Results of the Search for Gamma-ray
Bursts above 1 TeV with the HEGRA Experiment (poster) (Postscript,
310 kb).
- Status and New Results of the HEGRA Experiment. Proc. XXV ICRC, 5,
113-116 (1997).
- Analysis of HEGRA Data with Respect to >20 TeV Photon Emission from
AGN. Proc. XXV ICRC, 3, 293-296 (1997).
- A Search for Gamma-Rays from Potential Galactic Sources for Energies
above 20 TeV with the HEGRA Scintillator and AIROBICC Arrays. Proc. XXV
ICRC, 3, 217-220 (1997).
- A Search for Gamma-Rays above 20 TeV from Her X-1 in the Data of
1994/1995 of the HEGRA Scintillator and AIROBICC Arrays. Proc. XXV ICRC,
3, 213-216 (1997).
- Measurement of the Allparticle Energy Spectrum of Cosmic Rays with
the HEGRA Detector. Proc. XXV ICRC, 4, 121-124 (1997).
- Cerenkov Light Based Measurement of the Chemical Composition and
Energy Spectrum of Cosmic Rays with the HEGRA Detector. Proc. XXV ICRC,
4, 69-72 (1997).
- Observation of TeV Gamma Rays from Markarian 501 with the First HEGRA
Cherenkov Telescope. Proc. XXV ICRC, 3, 245-248 (1997).
- Observations of the Crab during Moonshine. Proc. XXV ICRC, 3, 169-172
(1997).
- AGN Studies above
1.5 TeV with the HEGRA 5 m**2 Cherenkov Telescope. Proc. XXV ICRC, 3,
241-244 (1997).
- The Stereoscopic System of Imaging Atmospheric Cherenkov Telescopes
of the HEGRA-Collaboration. Proc. XXV ICRC, 5, 117-120 (1997).
- Observation of Markarian 501 with the Stereoscopic IACT System of the
HEGRA Collaboration. Proc. XXV ICRC, 5, 125-128 (1997).
- Search for TeV Gamma-ray Emission from Supernova Remnants. Proc. XXV
ICRC, 3, 229-232 (1997).
- Pulse Shape Analysis and Timing Information using the Flash-ADC
Readout of the HEGRA-IACTs. Proc. XXV ICRC, 5, 133-136 (1997).
- The Multi-Telescope Trigger of the HEGRA IACT System. Proc. XXV ICRC,
5, 129-132 (1997).
- The Data Acquisition of the HEGRA Cherenkov Telescope System. Proc.
XXV ICRC, 5, 121-124 (1997).
- Contributions to the
Workshop "Towards a major atmospheric Cherenkov
detector V", Kruger National Park, South Africa, 1997.
- Contribution to the International Europhysics Conference on High Energy
Physics (HEP 97), Jerusalem, Israel, 1997.
- Contribution to the XXVI Reunión Bienal de la Real Sociedad
Española de la Física, Las Palmas de Gran Canaria,
España, 1997.
- Estado actual y nuevos resultados del experimento HEGRA.
- Contributions to the High Energy
Astrophysics Division Meeting, Estes Park, USA, 1997.
- Measurement of the energy spectrum and elemental composition of
charged cosmic rays between 300 TeV and 10 PeV with the HEGRA experiment.
- Detection of TeV gamma rays from Mkn 501 and Mkn 421 by the HEGRA
system of imaging atmospheric Cherenkov telescopes.
- Implications of the detection of TeV gamma rays from BL Lac objects
by the HEGRA system of imaging atmospheric Cherenkov telescopes.
- Contribution to the BL
Lac Phenomenon Meeting, Turku, Finland, 1998.
- Contribution to the 10th
International Symposium on Very High Energy Cosmic Ray Interactions, Assergi,
Italy, 1998.
- Contributions to the XVI European Cosmic Ray
Symposium (ECRS), Alcalá de Henares, Spain, 1998.
- Contribution to the XXIX International
Conference on High Energy Physics(ICHEP), Vancouver, Canada, 1998.
- Contributions to the
VERITAS Workshop on TeV Astrophysics of Extragalactic Sources, Cambridge,
USA, 1998.
- Contributions to the 19th Texas
Symposium on Relativistic Astrophysics and Cosmology, Paris, France, 1998.
- Contribution to the High Energy Astrophysics
Division Meeting, Charleston, USA, 1999.
- Contributions to the
Workshop "GeV-TeV Gamma-Ray Astrophysics. Towards a major atmospheric
Cherenkov detector VI", Snowbird, USA, 1999.
- HEGRA observations of
Galactic sources.
- Data analysis
techniques for stereo IACT systems.
- "Convergent
observations" with the stereoscopic HEGRA CT system.
- Comparison between HEGRA and RXTE ASM data from Mkn 501.
- Evidence for intergalactic absorption in the TeV gamma-ray spectrum of
Mkn 501 and stereoscopic observations of the Crab Nebula and Mkn 501 at large
zenith angles with the HEGRA system of IACTs.
- Spectral measurements of TeV gamma-ray emission from Mkn 501 and Mkn 421
using the HEGRA stereoscopic system of IACTs.
- New results on suspected galactic TeV sources with the stereoscopic
HEGRA-IACT system.
- Reconstruction of air showers and measurement of gamma ray spectra with
the HEGRA CT system.
- The new data acquisition system of the first telescope in HEGRA.
- Optimum spacing between imaging atmospheric Cherenkov telescopes in
future 50-100 Gev multi-telescope arrays.
- Contributions to the XXVI
International Cosmic Ray Conference (ICRC), Salt Lake City, USA, 1999.
- Contribution to the The 5th
Comptom Symposium, Portsmouth, USA, 1999.
- Contribution to the XXVII
Reunión Bienal de la Real Sociedad Española de la Física,
Valencia, España, 1999.
- Contribution to the XXVII
International Cosmic Ray Conference (ICRC), Hamburg, Germany, 2001.
- Preprints.
- Búsqueda de explosiones de
rayos gamma de muy alta energía con el detector AIROBICC.
- Part 1 (Postscript, 0.6 Mb).
- Part 2 (Postscript, 2.5 Mb).
- Part 3 (Postscript, 4.7 Mb).
- Part 4 (Postscript, 1.8 Mb).
- Part 5 (Postscript, 6.3 Mb).
- Part 6 (Postscript, 4.6 Mb).
- Part 7 (Postscript, 5.8 Mb).
- Part 8 (Postscript, 2.3 Mb).
- Part 9 (Postscript, 2.7 Mb).
- Part 10 (Postscript, 4.3 Mb).
- Part 11 (Postscript, 1.7 Mb).
- Part 12 (Postscript, 13 Mb).
- Part 13 (Postscript, 3.4 Mb).
- Part 14 (Postscript, 4.6 Mb).
E-mail: padilla at
domain "gae ucm es" (my PGP/GPG public key)
First version: 24-Jul-1996, last update: 19-Sep-2014
This link: http://www.gae.ucm.es/~padilla/work/publications.html
Go to the parent page: Main page.