39113
2015
2015
eng
6
575
article
EDP Sciences
Les Ulis
HESS Collaboration
1
--
--
--
HESS reveals a lack of TeV emission from the supernova remnant Puppis A (Research Note)
Context. Puppis A is an interesting similar to 4 kyr-old supernova remnant (SNR) that shows strong evidence of interaction between the forward shock and a molecular cloud. It has been studied in detail from radio frequencies to high-energy (HE, 0.1-100 GeV) gamma-rays. An analysis of the Fermi-LAT data has shown extended HE gamma-ray emission with a 0.2-100 GeV spectrum exhibiting no significant deviation from a power law, unlike most of the GeV-emitting SNRs known to be interacting with molecular clouds. This makes it a promising target for imaging atmospheric Cherenkov telescopes (IACTs) to probe the gamma-ray emission above 100 GeV.
Aims. Very-high-energy (VHE, E >= 0.1 TeV) gamma-ray emission from Puppis A has been, for the first time, searched for with the High Energy Stereoscopic System (HESS.).
Methods. Stereoscopic imaging of Cherenkov radiation from extensive air showers is used to reconstruct the direction and energy of the incident gamma-rays in order to produce sky images and source spectra. The profile likelihood method is applied to find constraints on the existence of a potential break or cutoff in the photon spectrum.
Results. The analysis of the HESS. data does not reveal any significant emission towards Puppis A. The derived upper limits on the differential photon flux imply that its broadband gamma-ray spectrum must exhibit a spectral break or cutoff. By combining Fermi-LAT and HESS. measurements, the 99% confidence-level upper limits on such a cutoff are found to be 450 and 280 GeV, assuming a power law with a simple exponential and a sub-exponential cutoff, respectively. It is concluded that none of the standard limitations (age, size, radiative losses) on the particle acceleration mechanism, assumed to be continuing at present, can explain the lack of VHE signal. The scenario in which particle acceleration has ceased some time ago is considered as an alternative explanation. The HE/VHE spectrum of Puppis A could then exhibit a break of non-radiative origin (as observed in several other interacting SNRs, albeit at somewhat higher energies), owing to the interaction with dense and neutral material, in particular towards the NE region.
Astronomy and astrophysics : an international weekly journal
10.1051/0004-6361/2014424805
0004-6361
1432-0746
wos:2015
A81
WOS:000350249100081
Fernandez, D (reprint author), Univ Montpellier 2, CNRS, IN2P3, Lab Univers & Particules Montpellier, CC 72,Pl Eugene Bataillon, F-34095 Montpellier 5, France., diane.fernandez@lupmuniv-montp2.fr; igor.oya.vallejo@desy..de
German Ministry for Education and Research (BMBF); Max Planck Society;
German Research Foundation (DFG); French Ministry for Research;
CNRS-IN2P3; Astroparticle Interdisciplinary Programme of the CNRS; UK
Science and Technology Facilities Council (STFC); IPNP of the Charles
University; Czech Science Foundation; Polish Ministry of Science and
Higher Education; South African Department of Science and Technology;
National Research Foundation; University of Namibia
Attila Abramowski
Felix A. Aharonian
Faical Ait Benkhali
A. G. Akhperjanian
Ekrem Oǧuzhan Angüner
Michael Backes
Shangkari Balenderan
Arnim Balzer
Anna Barnacka
Yvonne Becherini
J. Becker Tjus
David Berge
Sabrina Bernhard
K. Bernlöhr
E. Birsin
Jonathan Biteau
Markus Boettcher
Catherine Boisson
J. Bolmont
Pol Bordas
Johan Bregeon
Francois Brun
Pierre Brun
Mark Bryan
Tomasz Bulik
Svenja Carrigan
Sabrina Casanova
Paula M. Chadwick
N. Chakraborty
R. Chalme-Calvet
Ryan C. G. Chaves
M. Chretien
Sergio Colafrancesco
Gabriele Cologna
Jan Conrad
C. Couturier
Y. Cui
I. D. Davids
B. Degrange
C. Deil
P. deWilt
A. Djannati-Ataï
W. Domainko
A. Donath
G. Dubus
K. Dutson
J. Dyks
M. Dyrda
T. Edwards
Kathrin Egberts
P. Eger
P. Espigat
C. Farnier
S. Fegan
F. Feinstein
M. V. Fernandes
D. Fernandez
A. Fiasson
G. Fontaine
A. Foerster
Matthias Füssling
S. Gabici
M. Gajdus
Y. A. Gallant
T. Garrigoux
G. Giavitto
B. Giebels
J. F. Glicenstein
D. Gottschall
M. -H. Grondin
M. Grudzinska
D. Hadasch
S. Haeffner
J. Hahn
J. Harris
G. Heinzelmann
G. Henri
G. Hermann
O. Hervet
A. Hillert
James Anthony Hinton
W. Hofmann
P. Hofverberg
Maraike Holler
D. Horns
A. Ivascenko
A. Jacholkowska
C. Jahn
M. Jamrozy
M. Janiak
F. Jankowsky
I. Jung-Richardt
M. A. Kastendieck
K. Katarzynski
U. Katz
S. Kaufmann
B. Khelifi
M. Kieffer
S. Klepser
D. Klochkov
W. Kluzniak
D. Kolitzus
Nu. Komin
K. Kosack
S. Krakau
F. Krayzel
P. P. Krueger
H. Laffon
G. Lamanna
J. Lefaucheur
V. Lefranc
A. Lemiere
M. Lemoine-Goumard
J. -P. Lenain
T. Lohse
A. Lopatin
C. -C. Lu
V. Marandon
A. Marcowith
R. Marx
G. Maurin
N. Maxted
Michael Mayer
T. J. L. McComb
J. Mehault
P. J. Meintjes
U. Menzler
M. Meyer
A. M. W. Mitchell
R. Moderski
M. Mohamed
K. Mora
E. Moulin
T. Murach
M. de Naurois
J. Niemiec
S. J. Nolan
L. Oakes
H. Odaka
S. Ohm
B. Opitz
M. Ostrowski
I. Oya
M. Panter
R. D. Parsons
M. Paz Arribas
N. W. Pekeur
G. Pelletier
P. -O Petrucci
B. Peyaud
S. Pita
H. Poon
G. Puehlhofer
M. Punch
A. Quirrenbach
S. Raab
I. Reichardt
A. Reimer
O. Reimer
M. Renaud
R. de los Reyes
F. Rieger
C. Romoli
S. Rosier-Lees
G. Rowell
B. Rudak
C. B. Rulten
V. Sahakian
D. Salek
David M. Sanchez
A. Santangelo
R. Schlickeiser
F. Schuessler
A. Schulz
U. Schwanke
S. Schwarzburg
S. Schwemmer
H. Sol
F. Spanier
G. Spengler
F. Spies
L. Stawarz
R. Steenkamp
Christian Stegmann
F. Stinzing
K. Stycz
Iurii Sushch
J. -P. Tavernet
T. Tavernier
A. M. Taylor
R. Terrier
M. Tluczykont
C. Trichard
K. Valerius
C. van Eldik
B. van Soelen
G. Vasileiadis
J. Veh
C. Venter
A. Viana
P. Vincent
J. Vink
H. J. Voelk
F. Volpe
M. Vorster
T. Vuillaume
S. J. Wagner
P. Wagner
R. M. Wagner
M. Ward
M. Weidinger
Q. Weitzel
R. White
A. Wierzcholska
P. Willmann
A. Woernlein
D. Wouters
R. Yang
V. Zabalza
D. Zaborov
M. Zacharias
A. A. Zdziarski
Alraune Zech
H. -S. Zechlin
eng
uncontrolled
gamma rays: ISM
eng
uncontrolled
ISM: individual objects: Puppis A
eng
uncontrolled
radiation mechanisms: non-thermal
eng
uncontrolled
cosmic rays
eng
uncontrolled
acceleration of particles
Institut für Physik und Astronomie
Referiert
39148
2015
2015
eng
6
8
114
article
American Physical Society
College Park
HESS Collaboration
1
--
--
--
Constraints on an Annihilation Signal from a Core of Constant Dark Matter Density around the Milky Way Center with HESS
An annihilation signal of dark matter is searched for from the central region of the Milky Way. Data acquired in dedicated on-off observations of the Galactic center region with H.E.S.S. are analyzed for this purpose. No significant signal is found in a total of similar to 9 h of on-off observations. Upper limits on the velocity averaged cross section, <sigma upsilon >, for the annihilation of dark matter particles with masses in the range of similar to 300 GeV to similar to 10 TeV are derived. In contrast to previous constraints derived from observations of the Galactic center region, the constraints that are derived here apply also under the assumption of a central core of constant dark matter density around the center of the Galaxy. Values of <sigma upsilon > that are larger than 3 x 10(-24) cm(3)/s are excluded for dark matter particles with masses between similar to 1 and similar to 4 TeV at 95% C.L. if the radius of the central dark matter density core does not exceed 500 pc. This is the strongest constraint that is derived on <sigma upsilon > for annihilating TeV mass dark matter without the assumption of a centrally cusped dark matter density distribution in the search region.
Physical review letters
10.1103/PhysRevLett.114.081301
25768750
0031-9007
1079-7114
wos:2015
081301
WOS:000350107800003
Abramowski, A (reprint author), Univ Hamburg, Inst Expt Phys, Luruper Chaussee 149, D-22761 Hamburg, Germany.
German Ministry of Education and Research (BMBF); Max Planck Society;
French Ministry of Research; CNRS-IN2P3; Astroparticle Interdisciplinary
Programme of the CNRS; United Kingdom Particle Physics and Astronomy
Research Council (PPARC); IPNP of the Charles University; South African
Department of Science and Technology; National Research Foundation;
University of Namibia; European Community [ERC-StG-259391]
Attila Abramowski
Felix A. Aharonian
Faical Ait Benkhali
A. G. Akhperjanian
Ekrem Oǧuzhan Angüner
Michael Backes
Shangkari Balenderan
Arnim Balzer
Anna Barnacka
Yvonne Becherini
J. Becker Tjus
David Berge
Sabrina Bernhard
K. Bernlöhr
E. Birsin
Jonathan Biteau
Markus Boettcher
Catherine Boisson
J. Bolmont
Pol Bordas
Johan Bregeon
Francois Brun
Pierre Brun
Mark Bryan
Tomasz Bulik
Svenja Carrigan
Sabrina Casanova
Paula M. Chadwick
N. Chakraborty
R. Chalme-Calvet
Ryan C. G. Chaves
M. Chretien
Sergio Colafrancesco
Gabriele Cologna
Jan Conrad
C. Couturier
Y. Cui
I. D. Davids
B. Degrange
C. Deil
P. deWilt
A. Djannati-Ataï
W. Domainko
A. Donath
G. Dubus
K. Dutson
J. Dyks
M. Dyrda
T. Edwards
Kathrin Egberts
P. Eger
P. Espigat
C. Farnier
S. Fegan
F. Feinstein
M. V. Fernandes
D. Fernandez
A. Fiasson
G. Fontaine
A. Foerster
M. Fuessling
S. Gabici
M. Gajdus
Y. A. Gallant
T. Garrigoux
G. Giavitto
B. Giebels
J. F. Glicenstein
D. Gottschall
M. -H. Grondin
M. Grudzinska
D. Hadasch
S. Haeffner
J. Hahn
J. Harris
G. Heinzelmann
G. Henri
G. Hermann
O. Hervet
A. Hillert
James Anthony Hinton
W. Hofmann
P. Hofverberg
Margitte Holler
D. Horns
A. Ivascenko
A. Jacholkowska
C. Jahn
M. Jamrozy
M. Janiak
F. Jankowsky
I. Jung-Richardt
M. A. Kastendieck
K. Katarzynski
U. Katz
S. Kaufmann
B. Khelifi
M. Kieffer
S. Klepser
D. Klochkov
W. Kluzniak
D. Kolitzus
Nu Komin
K. Kosack
S. Krakau
F. Krayzel
P. P. Krueger
H. Laffon
G. Lamanna
J. Lefaucheur
V. Lefranc
A. Lemiere
M. Lemoine-Goumard
J. -P. Lenain
T. Lohse
A. Lopatin
C. -C. Lu
V. Marandon
A. Marcowith
R. Marx
G. Maurin
N. Maxted
Michael Mayer
T. J. L. McComb
J. Mehault
P. J. Meintjes
U. Menzler
M. Meyer
A. M. W. Mitchell
R. Moderski
M. Mohamed
K. Mora
E. Moulin
T. Murach
M. de Naurois
J. Niemiec
S. J. Nolan
L. Oakes
H. Odaka
S. Ohm
B. Opitz
M. Ostrowski
I. Oya
M. Panter
R. D. Parsons
M. Paz Arribas
N. W. Pekeur
G. Pelletier
P. -O. Petrucci
B. Peyaud
S. Pita
H. Poon
G. Puehlhofer
M. Punch
A. Quirrenbach
S. Raab
I. Reichardt
A. Reimer
O. Reimer
M. Renaud
R. de los Reyes
F. Rieger
C. Romoli
S. Rosier-Lees
G. Rowell
B. Rudak
C. B. Rulten
V. Sahakian
D. Salek
David M. Sanchez
A. Santangelo
R. Schlickeiser
F. Schuessler
A. Schulz
U. Schwanke
S. Schwarzburg
S. Schwemmer
H. Sol
F. Spanier
G. Spengler
F. Spies
L. Stawarz
R. Steenkamp
Christian Stegmann
F. Stinzing
K. Stycz
Iurii Sushch
J. -P. Tavernet
T. Tavernier
A. M. Taylor
R. Terrier
M. Tluczykont
C. Trichard
K. Valerius
C. van Eldik
B. van Soelen
G. Vasileiadis
J. Veh
C. Venter
A. Viana
P. Vincent
J. Vink
H. J. Voelk
F. Volpe
M. Vorster
T. Vuillaume
S. J. Wagner
P. Wagner
R. M. Wagner
M. Ward
M. Weidinger
Q. Weitzel
R. White
A. Wierzcholska
P. Willmann
A. Woernlein
D. Wouters
R. Yang
V. Zabalza
D. Zaborov
M. Zacharias
A. A. Zdziarski
Alraune Zech
H. -S. Zechlin
Institut für Physik und Astronomie
Referiert
38708
2015
2015
eng
2
580
other
EDP Sciences
Les Ulis
HESS Collaboration
1
--
--
--
H.E.S.S. detection of TeV emission from the interaction region between the supernova remnant G349.7+0.2 and a molecular cloud (vol 574, A100, 2015)
Astronomy and astrophysics : an international weekly journal
10.1051/0004-6361/201425070e
1432-0746
wos:2015
C1
WOS:000360020200143
Fernandez, D (reprint author), Univ Montpellier 2, IN2P3, CNRS, Lab Univers & Particules Montpellier, CC 72,Pl Eugene Bataillon, F-34095 Montpellier 5, France., diane_0077@hotmail.com; cyril.trichard@lapp.in2p3.fr
Attila Abramowski
Felix A. Aharonian
Faical Ait Benkhali
A. G. Akhperjanian
Ekrem Oǧuzhan Angüner
Michael Backes
Shangkari Balenderan
Arnim Balzer
Anna Barnacka
Yvonne Becherini
Julia Becker Tjus
David Berge
Sabrina Bernhard
Konrad Bernlöhr
E. Birsin
Jonathan Biteau
Markus Böttcher
Catherine Boisson
J. Bolmont
Pol Bordas
Johan Bregeon
Francois Brun
Pierre Brun
Mark Bryan
Tomasz Bulik
Svenja Carrigan
Sabrina Casanova
Paula M. Chadwick
Nachiketa Chakraborty
R. Chalme-Calvet
Ryan C. G. Chaves
M. Chretien
Sergio Colafrancesco
Gabriele Cologna
Jan Conrad
Claire Couturier
Yudong Cui
Isak Delberth Davids
Bernhard Degrange
Christoph Deil
P. deWilt
A. Djannati-Ataï
Wilfried Domainko
Axel Donath
G. Dubus
K. Dutson
J. Dyks
M. Dyrda
Tanya Edwards
Kathrin Egberts
Peter Eger
P. Espigat
C. Farnier
Stephen Fegan
Fabrice Feinstein
Milton Virgilio Fernandes
Diane Fernandez
A. Fiasson
Gerard Fontaine
Andreas Förster
M. Fuessling
S. Gabici
M. Gajdus
Yves A. Gallant
Tania Garrigoux
G. Giavitto
Berrie Giebels
Jean-Francois Glicenstein
Daniel Gottschall
M. -H. Grondin
M. Grudzinska
Daniela Hadasch
S. Haeffner
Joachim Hahn
Jonathan Harris
Götz Heinzelmann
G. Henri
German Hermann
O. Hervet
Andreas Hillert
James Anthony Hinton
Werner Hofmann
Petter Hofverberg
Markus Holler
Dieter Horns
Alex Ivascenko
A. Jacholkowska
C. Jahn
Marek Jamrozy
M. Janiak
F. Jankowsky
I. Jung-Richardt
Max Anton Kastendieck
K. Katarzynski
U. Katz
S. Kaufmann
B. Khelifi
Michel Kieffer
S. Klepser
Dmitry Klochkov
W. Kluzniak
David Kolitzus
Nu Komin
Karl Kosack
Steffen Krakau
F. Krayzel
Pat P. Krueger
H. Laffon
G. Lamanna
J. Lefaucheur
Valentin Lefranc
A. Lemiere
M. Lemoine-Goumard
J. -P. Lenain
Thomas Lohse
A. Lopatin
Chia-Chun Lu
Vincent Marandon
Alexandre Marcowith
Ramin Marx
G. Maurin
Nigel Maxted
Michael Mayer
T. J. Lowry McComb
J. Mehault
P. J. Meintjes
Ulf Menzler
M. Meyer
Alison M. W. Mitchell
R. Moderski
M. Mohamed
K. Mora
Emmanuel Moulin
Thomas Murach
Mathieu de Naurois
J. Niemiec
Sam J. Nolan
Louise Oakes
Hirokazu Odaka
S. Ohm
Björn Optiz
Michal Ostrowski
I. Oya
Michael Panter
R. Daniel Parsons
M. Paz Arribas
Nikki W. Pekeur
G. Pelletier
P. -O. Petrucci
B. Peyaud
S. Pita
Helen Poon
Gerd Pühlhofer
M. Punch
A. Quirrenbach
S. Raab
I. Reichardt
Anita Reimer
Olaf Reimer
Metz Renaud
Raquel de los Reyes
Frank Rieger
C. Romoli
S. Rosier-Lees
G. Rowell
B. Rudak
C. B. Rulten
Vardan Sahakian
D. Salek
David M. Sanchez
Andrea Santangelo
Reinhard Schlickeiser
F. Schuessler
A. Schulz
Ullrich Schwanke
S. Schwarzburg
S. Schwemmer
H. Sol
Felix Spanier
G. Spengler
Franziska Spies
Lukasz Stawarz
Riaan Steenkamp
Christian Stegmann
F. Stinzing
K. Stycz
Iurii Sushch
J. -P. Tavernet
T. Tavernier
A. M. Taylor
R. Terrier
Martin Tluczykont
C. Trichard
K. Valerius
C. van Eldik
B. van Soelen
Georges Vasileiadis
J. Veh
Christo Venter
Aion Viana
P. Vincent
Jacco Vink
Heinrich J. Völk
Francesca Volpe
Martine Vorster
T. Vuillaume
S. J. Wagner
P. Wagner
R. M. Wagner
Martin Ward
Matthias Weidinger
Quirin Weitzel
R. White
A. Wierzcholska
P. Willmann
A. Woernlein
D. Wouters
Ruizhi Yang
Victor Zabalza
Dmitry Zaborov
M. Zacharias
A. A. Zdziarski
Alraune Zech
Hannes -S. Zechlin
eng
uncontrolled
gamma rays: general
eng
uncontrolled
ISM: supernova remnants
eng
uncontrolled
ISM: clouds
eng
uncontrolled
errata, addenda
Institut für Physik und Astronomie
Referiert
37715
2014
2014
eng
3640
3642
3
4
441
other
Oxford Univ. Press
Oxford
HESS Collaboration
1
--
--
--
HESS J1640-465 - an exceptionally luminous TeV gamma-ray supernova remnant (vol 439, pg 2828, 2014)
Monthly notices of the Royal Astronomical Society
10.1093/mnras/stu826
0035-8711
1365-2966
wos:2014
WOS:000338764700061
Abramowski, A (reprint author), Univ Hamburg, Inst Expt Phys, Luruper Chaussee 149, D-22761 Hamburg, Germany., stefan.ohm@desy.de
Attila Abramowski
Felix A. Aharonian
Faical Ait Benkhali
A. G. Akhperjanian
Ekrem Oǧuzhan Angüner
Gisela Anton
Shangkari Balenderan
Arnim Balzer
Anna Barnacka
Yvonne Becherini
J. Becker Tjus
K. Bernlöhr
E. Birsin
E. Bissaldi
Jonathan Biteau
Markus Boettcher
Catherine Boisson
J. Bolmont
Pol Bordas
J. Brucker
Francois Brun
Pierre Brun
Tomasz Bulik
Svenja Carrigan
Sabrina Casanova
M. Cerruti
Paula M. Chadwick
R. Chalme-Calvet
Ryan C. G. Chaves
A. Cheesebrough
M. Chretien
Sergio Colafrancesco
Gabriele Cologna
Jan Conrad
C. Couturier
Y. Cui
M. Dalton
M. K. Daniel
I. D. Davids
B. Degrange
C. Deil
P. deWilt
H. J. Dickinson
A. Djannati-Ataï
W. Domainko
G. Dubus
K. Dutson
J. Dyks
M. Dyrda
T. Edwards
Kathrin Egberts
P. Eger
P. Espigat
C. Farnier
S. Fegan
F. Feinstein
M. V. Fernandes
D. Fernandez
A. Fiasson
G. Fontaine
A. Foerster
M. Fuessling
M. Gajdus
Y. A. Gallant
T. Garrigoux
G. Giavitto
B. Giebels
J. F. Glicenstein
M. -H. Grondin
M. Grudzinska
S. Haeffner
J. Hahn
J. Harris
G. Heinzelmann
G. Henri
G. Hermann
O. Hervet
A. Hillert
James Anthony Hinton
W. Hofmann
P. Hofverberg
M. Holler
D. Horns
A. Jacholkowska
C. Jahn
M. Jamrozy
M. Janiak
F. Jankowsky
I. Jung
M. A. Kastendieck
K. Katarzynski
U. Katz
S. Kaufmann
B. Khelifi
M. Kieffer
S. Klepser
D. Klochkov
W. Kluzniak
T. Kneiske
D. Kolitzus
Nu. Komin
K. Kosack
S. Krakau
F. Krayzel
P. P. Krueger
H. Laffon
G. Lamanna
J. Lefaucheur
A. Lemiere
M. Lemoine-Goumard
J. -P. Lenain
D. Lennarz
T. Lohse
A. Lopatin
C. -C. Lu
V. Marandon
A. Marcowith
R. Marx
G. Maurin
N. Maxted
Michael Mayer
T. J. L. McComb
J. Mehault
P. J. Meintjes
U. Menzler
M. Meyer
R. Moderski
M. Mohamed
E. Moulin
T. Murach
C. L. Naumann
M. de Naurois
J. Niemiec
S. J. Nolan
L. Oakes
S. Ohm
E. de Ona Wilhelmi
B. Opitz
M. Ostrowski
I. Oya
M. Panter
R. D. Parsons
M. Paz Arribas
N. W. Pekeur
G. Pelletier
J. Perez
P. -O. Petrucci
B. Peyaud
S. Pita
H. Poon
G. Puehlhofer
M. Punch
A. Quirrenbach
S. Raab
M. Raue
A. Reimer
O. Reimer
M. Renaud
R. de los Reyes
F. Rieger
L. Rob
C. Romoli
S. Rosier-Lees
G. Rowell
B. Rudak
C. B. Rulten
V. Sahakian
David M. Sanchez
A. Santangelo
R. Schlickeiser
F. Schuessler
A. Schulz
U. Schwanke
S. Schwarzburg
S. Schwemmer
H. Sol
G. Spengler
F. Spies
L. Stawarz
R. Steenkamp
Christian Stegmann
F. Stinzing
K. Stycz
Iurii Sushch
A. Szostek
J. -P. Tavernet
T. Tavernier
A. M. Taylor
R. Terrier
M. Tluczykont
C. Trichard
K. Valerius
C. van Eldik
B. van Soelen
G. Vasileiadis
C. Venter
A. Viana
P. Vincent
J. Vink
H. J. Voelk
F. Volpe
M. Vorster
T. Vuillaume
S. J. Wagner
P. Wagner
M. Ward
M. Weidinger
Q. Weitzel
R. White
A. Wierzcholska
P. Willmann
A. Woernlein
D. Wouters
V. Zabalza
M. Zacharias
A. Zajczyk
A. A. Zdziarski
Alraune Zech
H. -S. Zechlin
eng
uncontrolled
errata, addenda
eng
uncontrolled
radiation mechanisms: non-thermal
eng
uncontrolled
ISM: individual objects: G338.3-0.0
eng
uncontrolled
ISM: supernova remnants
Institut für Physik und Astronomie
Referiert
44856
2016
2016
eng
7
117
article
American Physical Society
College Park
HESS Collaboration
1
--
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HESS Limits on Linelike Dark Matter Signatures in the 100 GeV to 2 TeV Energy Range Close to the Galactic Center
A search for dark matter linelike signals iss performed in the vicinity of the Galactic Center by the H.E.S.S. experiment on observational data taken in 2014. An unbinned likelihood analysis iss developed to improve the sensitivity to linelike signals. The upgraded analysis along with newer data extend the energy coverage of the previous measurement down to 100 GeV. The 18 h of data collected with the H.E.S.S. array allow one to rule out at 95% C.L. the presence of a 130 GeV line (at l = -1.5 degrees, b = 0 degrees and for a dark matter profile centered at this location) previously reported in Fermi-LAT data. This new analysis overlaps significantly in energy with previous Fermi-LAT and H.E.S.S. results. No significant excess associated with dark matter annihilations was found in the energy range of 100 GeV to 2 TeV and upper limits on the gamma-ray flux and the velocity weighted annihilation cross section are derived adopting an Einasto dark matter halo profile. Expected limits for present and future large statistics H.E.S.S. observations are also given.
Physical review letters
10.1103/PhysRevLett.117.151302
27768338
0031-9007
1079-7114
wos2016:2019
151302
WOS:000385341900005
Mora, K (reprint author), Stockholm Univ, Albanova Univ Ctr, Oskar Klein Ctr, Dept Phys, SE-10691 Stockholm, Sweden., contact.hess@hess-experiment.eu
German Ministry for Education and Research (BMBF); Max Planck Society; German Research Foundation (DFG); French Ministry for Research; Centre National de la Recherche Scientifique-Institut National de Physique Nucleaire et de Physique des Particules; Astroparticle Interdisciplinary Programme of the Centre National de la Recherche Scientifique; United Kingdom Science and Technology Facilities Council (STFC); Institute of Particle and Nuclear Physics of the Charles University; Czech Science Foundation; Polish Ministry of Science and Higher Education; South African Department of Science and Technology; National Research Foundation; University of Namibia; European Union [PIEF-GA-2012-332350]
importub
2020-03-22T13:40:01+00:00
filename=package.tar
61fe65fdd5067852c6c8f76001d04e78
Hassan E. Abdalla
Attila Abramowski
Felix A. Aharonian
Faical Ait Benkhali
A. G. Akhperjanian
T. Andersson
Ekrem Oǧuzhan Angüner
M. Arrieta
Pierre Aubert
Michael Backes
Arnim Balzer
Michelle Barnard
Yvonne Becherini
J. Becker Tjus
David Berge
Sabrina Bernhard
K. Bernlöhr
E. Birsin
R. Blackwell
Markus Boettcher
Catherine Boisson
J. Bolmont
Pol Bordas
Johan Bregeon
Francois Brun
Pierre Brun
Mark Bryan
Tomasz Bulik
M. Capasso
John Carr
Sabrina Casanova
N. Chakraborty
R. Chalme-Calvet
Ryan C. G. Chaves
Andrew Chen
J. Chevalier
M. Chretien
Sergio Colafrancesco
Gabriele Cologna
B. Condon
Jan Conrad
C. Couturier
Y. Cui
I. D. Davids
B. Degrange
C. Deil
J. Devin
P. de Wilt
A. Djannati-Ataie
W. Domainko
A. Donath
G. Dubus
K. Dutson
J. Dyks
M. Dyrda
T. Edwards
Kathrin Egberts
P. Eger
J. -P. Ernenwein
S. Eschbach
C. Farnier
S. Fegan
M. V. Fernandes
A. Fiasson
G. Fontaine
A. Foerster
S. Funk
M. Fuessling
S. Gabici
M. Gajdus
Y. A. Gallant
T. Garrigoux
G. Giavitto
B. Giebels
J. F. Glicenstein
D. Gottschall
A. Goyal
M. -H. Grondin
M. Grudzinska
D. Hadasch
J. Hahn
J. Hawkes
G. Heinzelmann
G. Henri
G. Hermann
O. Hervet
A. Hillert
James Anthony Hinton
W. Hofmann
Clemens Hoischen
M. Holler
D. Horns
A. Ivascenko
A. Jacholkowska
M. Jamrozy
M. Janiak
D. Jankowsky
F. Jankowsky
M. Jingo
T. Jogler
L. Jouvin
I. Jung-Richardt
M. A. Kastendieck
K. Katarzynski
U. Katz
D. Kerszberg
B. Khelifi
M. Kieffer
J. King
S. Klepser
D. Klochkov
W. Kluzniak
D. Kolitzus
Nu. Komin
K. Kosack
S. Krakau
M. Kraus
F. Krayzel
P. P. Krueger
H. Laffon
G. Lamanna
J. Lau
J. -P. Lees
J. Lefaucheur
V. Lefranc
A. Lemiere
M. Lemoine-Goumard
J. -P. Lenain
Eva Leser
R. Liu
T. Lohse
M. Lorentz
I. Lypova
V. Marandon
A. Marcowith
C. Mariaud
R. Marx
G. Maurin
N. Maxted
Michael Mayer
P. J. Meintjes
M. Meyer
A. M. W. Mitchell
R. Moderski
M. Mohamed
K. Mora
E. Moulin
T. Murach
M. de Naurois
F. Niederwanger
J. Niemiec
L. Oakes
H. Odaka
S. Ohm
M. Ostrowski
S. Oettl
I. Oya
M. Padovani
M. Panter
R. D. Parsons
M. Paz Arribas
N. W. Pekeur
G. Pelletier
C. Perennes
P. -O. Petrucci
B. Peyaud
S. Pita
H. Poon
D. Prokhorov
H. Prokoph
G. Puehlhofer
M. Punch
A. Quirrenbach
S. Raab
A. Reimer
O. Reimer
M. Renaud
R. de los Reyes
F. Rieger
C. Romoli
S. Rosier-Lees
G. Rowell
B. Rudak
C. B. Rulten
V. Sahakian
D. Salek
David M. Sanchez
A. Santangelo
M. Sasaki
R. Schlickeiser
F. Schuessler
A. Schulz
U. Schwanke
S. Schwemmer
M. Settimo
A. S. Seyffert
N. Shafi
I. Shilon
R. Simoni
H. Sol
F. Spanier
G. Spengler
F. Spies
L. Stawarz
R. Steenkamp
Christian Stegmann
F. Stinzing
K. Stycz
Iurii Sushch
J. -P. Tavernet
T. Tavernier
A. M. Taylor
R. Terrier
L. Tibaldo
M. Tluczykont
C. Trichard
R. Tuffs
J. van der Walt
C. van Eldik
B. van Soelen
G. Vasileiadis
J. Veh
C. Venter
A. Viana
P. Vincent
J. Vink
F. Voisin
H. J. Voelk
T. Vuillaume
Z. Wadiasingh
S. J. Wagner
P. Wagner
R. M. Wagner
R. White
A. Wierzcholska
P. Willmann
A. Woernlein
D. Wouters
R. Yang
V. Zabalza
D. Zaborov
M. Zacharias
A. A. Zdziarski
Alraune Zech
F. Zefi
A. Ziegler
N. Zywucka
Institut für Physik und Astronomie
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