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HIGH ENERGY GAMMA-RAY
ASTRONOMY
5th International Meeting on High Energy Gamma-RayAstronomy
Heidelberg, Germany 9-13 July 2012
EDITORS
Felix A. Aharonian
Dublin Institute for Advanced Studies, Dublin, Ireland
Max-Planck-lnstitut fur Kernphyslk, Heidelberg, Germany
Werner Hofmann
Frank M. RiegerMax-Planck-lnstitut fur Kernphyslk, Heidelberg, Germany
No claim is made to original U.S. Government works.
2012Heidelberg
American Instituteof Physics
Melville, New York, 2012
AIP | CONFERENCE PROCEEDINGS 1505
AIP Conference Proceedings, Volume 1505
High Energy Gamma-Ray Astronomy5th International Meeting on High Energy Gamma-Ray Astronomy
Table of Contents
Preface
Felix A. Aharonian, Werner Hofmann, and Frank M. Rieger 1
Organizing Committees (SOC and LOC) N/A
INVITED REVIEWS AND SOLICITED TALKS
The distribution of SNRs with galactocentric radius
D. A. Green 5
Plerionic supernova remnants
Samar Safi-Harb 13
Interstellar protons toward y-ray SNRs
Yasuo Fukui 21
Pulsed gamma-ray emission from the Crab
Dmitry Khangulyan, Felix A. Aharonian, and Sergey V. Bogovalov 29
Diffuse galactic radiation
Jean-Marc Casandjian 37
Galactic cosmic ray origin sites: Supernova remnants and
superbubblesA. M. Bykov, D. C. Ellison, P. E. Gladilin, and S. M. Osipov 46
Starburst galaxies: A look into the workings of cosmic ray factories
Brian C. Lacki and Todd A. Thompson 56
y-rays from starburst galaxiesStefan Ohm 64
v
Large-scale components of radio galaxies in gamma raysMartin J. Hardcastle 72
On the origin of very high energy y-rays from radio galaxiesFrank M. Rieger 80
GRB prompt emission: Open questions, debates, and a personal view
Bing Zhang 88
Magnetic reconnection in turbulent plasmas and gamma ray bursts
A. Lazarian and Huirong Yan 101
Extragalactic background light and extragalactic magnetic fields
Andrew M. Taylor 116
Summary of extragalactic news and progressMarkus Bottcher 128
The search for the sources of ultrahigh-energy cosmic rays
Stefan Westerhoff 144
GAMMA 2012: Summary of cosmic ray news and progress
Karl-Heinz Kampert 156
Searches for particle dark matter with gamma-rays
Jan Conrad 166
Nonthermal X-ray astronomyYasunobu Uchiyama 177
Highlights from the MAGIC telescopesDaniel Mazin and MAGIC Collaboration 186
Highlights from H.E.S.S.
Christian Stegmann and H.E.S.S. collaboration 194
Status and highlights of VERITAS
Nicola Galante and VERITAS Collaboration 202
The latest nus from IceCubc
Ignacio Taboada and IceCube Collaboration 209
vi
GALACTIC SOURCES
Ongoing cosmic ray acceleration in the supernova remnant W51C
revealed with the MAGIC telescopesJ. Krause, I. Reichardt, E. Carmona, S. R. Gozzini, F. Jankowski,
and MAGIC Collaboration 217
AGILE and SNRs: A comparison between W44 and W28
M. Cardillo, A. Giuliani, and M. Tavani 221
Fermi-LAT and WMAP observations of the Puppis A supernova
remnant
M. Lemoine-Goumard, M.-H. Grondin, J. W. Hewitt, T. Reposeur,and Fermi-LAT Collaboration 225
Constraints on cosmic-ray efficiency in the supernova remnant
RCW 86
M. Renaud, M. Lemoine-Goumard, J. Vink, G. E. Allen, A. Bamba,
F. Giordano, Y. Uchiyama, and Fermi/LAT Collaboration 229
Cosmic-ray acceleration at young and middle-aged supernova
remnants interacting with interstellar clouds
Ryo Yamazaki, Tsuyoshi Inoue, Yutaka Ohira, Shu-ichiro Inutsuka,
and Yasuo Fukui 233
Fermi acceleration at supernova remnant shocks
D. Caprioli 237
Nonlinear shock acceleration and y-ray emission from Tycho and
KeplerG. Morlino and D. Caprioli 241
On the maximum energy and escape of accelerated particles in young
supernova remnants
Vikram V. Dwarkadas, Igor Telezhinsky, and Martin Pohl 245
Cosmic ray diffusion close to supernova remnants: Isotropic vs
anisotropic modelLara Nava and Stefano Gabici 249
vii
Dense gas towards the RXJ1713.7-3946 supernova remnant
Nigel I. Maxted, Gavin P. Rowell, Bruce R. Dawson,Michael G. Burton, Yasuo Fukui, Andrew J. Walsh,Akiko Kawamura, Hidetoshi Sano, and Jasmina Lazendic 253
TeV gamma rays from supernova remnants
P. Cristofari and S. Gabici 257
An extended source of GeV gamma rays coincident with the
supernova remnant HB 21
Ignasi Reichardt, Emma De Ona-Wilhelmi, Javier Rico,and Rui-zhi Yang 261
GeV analysis of mixed morphology supernova remnants interactingwith molecular clouds
Tiiliin Ergin and E. Nihal Ercan 265
Chandra observations of the HII complex G5.89-0.39 and TeV source
HESSJ1800-240B
E. Hampton, G. Rowell, D. Horns, Y. Uchiyama, S. Funk, S. Wagner,and H.E.S.S Collaboration 269
Extended VHE y-ray emission towards SGR1806-20 and stellar
cluster CI 1806-20
Gavin Rowell, Mathieu De Naurois, Arache Djannati Atai,Yves Gallant, and H.E.S.S. Collaboration 273
A study of dense molecular gas towards galactic TeV y-ray sources
P. de Wilt, G. Rowell, B. Dawson, A. J. Walsh, M. Burton,K. J. Brooks, J. Rathborne, and F. Aharonian 277
Jets from massive protostars as gamma-ray sources: The case of
IRAS 18162-2048
Anabella T. Araudo and Luis F. Rodriguez 281
X-ray observations of IRAS 16547-4247 in the context of a
broadband leptonic model
P. Munar-Adrover, J. M. Paredes, V. Bosch-Ramon, and K. Iwasawa 285
Non-thermal radiation from a runaway early-type star
Maria Victoria del Valle, Gustavo E. Romero, and Michael De Becker 289
viii
Fermi-LAT detection of gamma-ray pulsars above 10 GeV
P. M. Saz Parkinson and Fermi-LAT Collaboration 293
VERITAS observations of the Crab pulsar
Benjamin Zitzer and VERITAS Collaboration 297
VHE gamma-ray measurements of the Crab nebula and pulsar by
MAGIC
G. Giavitto, S. Klepser, M. Lopez, D. Mazin, T. Saito, T. Schweizer,
R. Zanin, K. Hirotani, D. Horns, M. Meyer, and J. Martin Rodriguez 301
Follow-up observations of the Crab pulsar with MAGIC
and re-analysis of archival data
T. Y. Saito, F. Dazzi, G. Giavitto, K. Hirotani, S. Klepser, M. Lopez,D. Nakajima, T. Schweizer, R. Zanin, and MAGIC Collaboration 305
A search for short-term variability in the very high energy y-ray
emission from the Crab nebula
Anna O'Faolain de Bhroithe and VERITAS Collaboration 309
IC model of pulsar high energy emission
Maxim Lyutikov 313
Acceleration of pulsar winds at the light cylinderS. V. Bogovalov 317
Gamma-ray light curves from realistic pulsar magnetospheresConstantinos Kalapotharakos, Alice K. Harding,Demosthenes Kazanas, and Ioannis Contopoulos 321
Modeling the pulse profiles of millisecond pulsars in the second LAT
catalog of y-ray pulsarsT. J. Johnson, A. K. Harding, C. Venter, J. E. Grove, Fermi LAT
Collaboration, and Pulsar Timing Consortium 325
Multi-wavelength studies of the gamma-ray pulsar PSR J1907+0602
Dirk Pandel and Robert Scott 329
Gamma-ray pulses from pulsar winds: Exploring the near wind
regionIoanna Arka and Guillaume Dubus 333
ix
A model to reproduce the emission of young pulsar wind nebulae
Markus Holler, Peter Eger, Fabian Schock, Kathrin Valerius,
Philipp Willmann, and Christian Stegmann 337
Unidentified VHE y-ray sources and evolved pulsar wind nebulae - A
possible connection?
M. Mayer, J. Brucker, M. Holler, I. Jung, K. Valerius,and C. Stegmann 341
Mapping the TeV PWN candidate source HESS J1857+026 down to
Fermi-LAT energies with the MAGIC telescopesV. Stamatescu, J. Krause, S. Klepser, R. Gozzini, D. Paneque,and MAGIC Collaboration 345
Unidentified galactic high-energy sources as ancient pulsar wind
nebulae in the light of new high energy observations and the new
code
O. Tibolla, M. Vorster, O. de Jager, S. E. S. Ferreira, S. Kaufmann,C. Venter, K. Mannheim, and F. Giordano 349
VERITAS observation of CTA1
Nahee Park and VERITAS Collaboration 354
High-energy emission from pulsar binaries
Iwona Mochol and John G. Kirk 358
Observation of binary systems at very-high energies with VERITAS
G. Maier and VERITAS Collaboration 362
VERITAS and H.E.S.S. observations of the gamma-ray binary HESS
J0632+057
P. Bordas, H.E.S.S. Collaboration, G. Maier,and VERITAS Collaboration 366
Recent results from MAGIC observations of the binary systems LS
1+61 303 and HESS J0632+057
T. Jogler, O. Blanch, A. Lopez-Oramas, P. Munar-Adrover,
J. M. Paredes, M. Ribo, and MAGIC Collaboration 370
First LOFAR observations of gamma-ray binaries
B. Marcote, M. Ribo, J. M. Paredes, J. Swinbank, J. Broderick,R. Fender, S. Markoff, and R. Wijers 374
x
A new radio feature in the gamma ray binary LS I +61°303
M. Massi and F. Jaron 378
A precessing jet in the gamma-ray binary LS I +61°303
Lisa Zimmermann, Maria Massi, and Eduardo Ros 382
Periodic morphological changes in gamma-ray binaries
Javier Moldon, Marc Ribo, and Josep M. Paredes 386
Optical photometric monitoring of gamma-ray binaries
Xavier Paredes-Fortuny, Marc Ribo, Octavi Fors, and Jorge Nunez 390
Anisotropic inverse Compton scattering from the circumstellar disc
in PSR B1259-63
B. van Soelen and P. J. Meintjes 394
Unraveling the high and very-high energy emission components of
LS 5039
Victor Zabalza, Valenti Bosch-Ramon, and Felix A. Aharonian 398
A model for gamma-ray binaries, based on the effect of pair
production feedback in shocked pulsar windsE. V. Derishev and F. A. Aharonian 402
Colliding wind binaries and y-ray binaries: Relativistic version of the
RAMSES code
Astrid Lamberts, Guillaume Dubus, Sebastien Fromang,and Geoffroy Lesur 406
Episodic gamma-ray and neutrino emission from the low mass X-raybinary GRO J0422+32
Florencia L. Vieyro, Yolanda Sestayo, Gustavo E. Romero,and Josep M. Paredes 410
Gamma-ray follow-up studies on x\ Carinae
K. Reitberger, O. Reimer, A. Reimer, M. Werner, K. Egberts,and H. Takahashi 414
Fermi LAT upper limits on gamma-ray emission from colliding wind
binaries
M. Werner, O. Reimer, A. Reimer, and K. Egberts 418
xi
Gamma-rays from the compact colliding wind region in Cyg OB2 #5
A. T. Araudo, G. N. Ortiz-Leon, and L. F. Rodriguez 422
Can TeV gamma-rays and neutrinos be produced in symbiotic Novae
explosions?J. Sitarek and W. Bednarek 426
Particle acceleration and non-thermal emission in a nova explosion:The V407 Cyg 2010 outburst
P. Martin and G. Dubus 430
Radiation from black hole accretion inf(R) gravityDaniela Perez and Gustavo E. Romero 434
Supergiant fast X-ray transients with Swift: Spectroscopic and
temporal propertiesP. Romano, V. Mangano, L. Ducci, P. Esposito, R. Farinelli,
C. Ceccobello, S. Vercellone, D. N. Burrows, J. A. Kennea,
H. A. Krimm, and N. Gehrels 438
IGR J08408-4503 in outburst observed by SwiftV. Mangano, P. Romano, C. Ceccobello, and R. Farinelli 442
Swift monitoring of IGR J16418^532
P. Esposito, P. Romano, V. Mangano, L. Ducci, and S. Vercellone 446
Physics and parameters in Galactic CR transport models
R. Kissmann, M. Werner, K. Egberts, O. Reimer, P. Csomos,
and A. Ostermann 450
Measurement of anisotropy in the arrival direction distribution of
PeV cosmic rays with IceTopStefan Westerhoff and IceCube Collaboration 454
Explanation for the TeV-PeV cosmic ray anisotropics at small
angular scales
Gwenael Giacinti and Giinter Sigl 458
The galactic center region imaged by VERITAS from 2010-2012
M. Beilicke and VERITAS Collaboration 462
xn
Analysis of the optical-depth-corrected molecular line and diffuse
TeV gamma-ray correlation in the Galactic centre
David I. Jones, Michael Burton, Paul Jones, Gavin Rowell,
and Felix A. Aharonian
Tentative observation of a gamma-ray line at the Fermi LAT
Christoph Weniger
Search for photon line-like signatures from Dark Matter
annihilations with H.E.S.S.
Christopher van Eldik, Daniil Nekrassov, and H.E.S.S. Collaboration
EXTRAGALACTIC SOURCES
The second Fermi-LAT AGN catalogueD. Gasparrini, E. Cavazzuti, S. Cutini, C. D. Dermer, B. Lott,
and Fermi-LAT Collaboration
Highlights of the VERITAS blazar program
Wystan Benbow and VERITAS Collaboration
VERITAS observations of low- and intermediate-frequency peakedBL Lac objects
T. Nelson and VERITAS Collaboration
Discovery of VHE y-ray emission from the very distant BL Lac KUV
00311-1938 by H.E.S.S.
Y. Becherini, C. Boisson, M. Cerruti, and H.E.S.S. Collaboration
Discovery of the long hunted blazar 1ES 0033+595 by the MAGIC
telescopesM. Uellenbeck, S. Lombardi, N. Mankuzhiyil, M. Palatiello,M. Persic, V. Tronconi, S. Buson, MAGIC Collaboration,and Fermi-LAT Collaboration
H.E.S.S. observations of the distant BL Lac PKS 0301-243
Denis Wouters, Jean-Philippe Lenain, Yvonne Becherini, Jon Harris,
Pierre Brun, Sarah Kaufmann, Catherine Boisson, Matteo Cerruti,
Helene Sol, Andreas Zech, and H.E.S.S. Collaboration
xiii
Flat spectrum radio quasars: MAGIC results and unexpectedfeatures
G. De Caneva, U. Barres de Almeida, J. Becerra Gonzalez, K. Berger,E. Lindfors, D. Mazin, D. Paneque, K. Saito, C. Schultz, J. Sitarek,A. Stamerra, F. Tavecchio, M. Hayashida, MAGIC Collaboration,and Fermi-LAT Collaboration 502
The detection at high and very high energies of the blazar
1ES 1312-423
J. Biteau, Y. Becherini, D. A. Sanchez, J. S. Perkins,H.E.S.S. Collaboration, and Fermi-LAT Collaboration 506
FERMI LAT view of a sample of flaring gamma-ray AGNS. Buson, D. Bastieri, F. D'Ammando, G. Tosti,and Fermi-LAT Collaboration 510
Results from VERITAS observations on the giant flare from Mrk
421 in February 2010
Lucy Fortson, VERITAS Collaboration,and Fermi-LAT Collaborators 514
Multi-instrument variability study of the classical TeV objects Mrk
421 and Mrk 501
N. Nowak, M. Doert, D. Paneque, U. Barres de Almeida, A. Pichel,D. Tescaro, and W. Benbow 518
Long-term spectral and temporal behavior of the high-frequencypeaked BL LAC object 1ES 1959+650
M. Backes, M. Uellenbeck, M. Hayashida, K. Satalecka, D. Tescaro,
T. Terzic, MAGIC Collaboration, L. Fuhrmann, I. Nestoras,F-GAMMA Project, A. Lahteenmaki, M. Tornikoski, E. Nieppola,Metsahovi, M. Bottcher, W. Collmar, and M. Weidinger 522
MAGIC discovery of the BL Lac 1ES 1727+502: Multiwavelength
observations, spectral behavior and variabilityG. De Caneva, K. Berger, E. Lindfors, S. Lombardi, N. Mankuzhiyil,D. Paneque, A. Stamerra, F. Tavecchio, MAGIC Collaboration,S. Buson, and Fermi-LAT Collaboration 526
Multi-wavelength observations of blazar 4C+ 49.22 during flaringstate
Sara Cutini, Stefano Ciprini, Stefan Larsson, Monica Orienti,Filippo D'Ammando, and Fermi-LAT Collaboration 530
xiv
Spectral variability and multiwavelength studies of the high-
frequency-peaked BL Lacertae object 1ES 0806+524 with the
MAGIC telescopesC. Schultz, K. Berger, E. Lindfors, R. Reinthal, A. Stamerra,MAGIC Collaboration, S. Buson, Fermi Collaboration, T. Hovatta,and OVRO Collaboration 534
Observations of very high energy emission from B2 1215+30 with
VERITAS
Heike Prokoph and VERITAS Collaboration 538
Identifying breaks and curvature in the Fermi spectra of brightFSRQs and constraining the emission region
Jonathan Harris, Michael K. Daniel, and Paula M. Chadwick 542
BL Lac population study at high energiesLucie Gerard, Gilles Henri, Santiago Pita, and Michael Punch 546
Synoptics study of blazars detected at very high energy gamma-raysJosefa Becerra Gonzalez, Martin Raue, and Robert Wagner 550
The search for blazars among the unidentified EGRET sources
P. J. Meintjes and P. Nkundabakura 554
Environmental clustering properties of high-energy blazars
Kyle Willett, Thomas Nelson, and Lucy Fortson 558
Unprecedented gamma-ray flare from PG1553+113 in spring 2012
J. Becerra-Gonzalez, P. Da Vela, E. Prandini, A. Stamerra, S. Covino,U. Barres, K. Nilsson, MAGIC Collaboration, A. Lahteenmaki,T. Hovatta, C. Mundell, I. Steele, and A. Neronov 562
High energy blazars spectroscopy with X-shooter on the VLT
S. Pita, P. Goldoni, C. Boisson, Y. Becherini, L. Gerard, J.-P. Lenain,and M. Punch 566
To be or not to be a blazar. The case of the narrow-line Scyfert 1 SBS
0846+513
F. D'Ammando, M. Orienti, J. Finke, and Fermi-LAT Collaboration 570
y-ray emission from Narrow-Line Seyfert 1 galaxies and implicationson the jets unification
Luigi Foschini 574
xv
y-ray emission from the Perseus cluster of galaxies observed with the
MAGIC telescopesP. Colin, D. Eisenacher, D. Hildebrand, S. Lombardi, E. Lindfors,D. Paneque, S. Partini, F. Prada, J. Sitarek, F. Zandanel,MAGIC collaboration, T. Dauser, M. Kadler, F. Krauss, J. Kataoka,C. Pfrommer, A. Pinzke, Y. Takahashi, S. Wilbert, and J. Wilms 578
Short term and multi-band variability of the active nucleus of IC310
Dorit Eisenacher, Pierre Colin, Saverio Lombardi, Julian Sitarek,
Fabio Zandanel, MAGIC Collaboration, David Paneque,Fermi-LAl Collaboration, Thomas Dauser, Felicia KrauB,Sven Wilbert, Matthias Kadler, Robert Schulz, Joern Wilms,Uwe Bach, and Eduardo Ros 582
VERITAS observations of M87 in 2011/2012
M. Beilicke and VERITAS Collaboration 586
Deep observation of the giant radio lobes of Centaurus A with the
Fermi large area telescopeRui-zhi Yang, Narek Sahakyan, Emma De Ona Wilhelmi,
Felix Aharonian, and Frank Rieger 590
The EBL imprint on H.E.S.S. blazar spectra
J. Biteau, B. Giebels, D. A. Sanchez, M. Raue,and H.E.S.S. Collaboration 594
Indications for a low opacity universe from Fermi-LAT data
Manuel Meyer, Dieter Horns, and Martin Raue 598
Limits on the extragalactic background light in the Fermi era
Manuel Meyer, Martin Raue, Daniel Mazin, and Dieter Horns 602
Hard spectrum TeV blazars and intergalactic magnetic fields
Timothy C. Arlen and Vladimir V. Vassiliev 606
How recent limits on the extragalactic background light constrain the
star formation historyMartin Raue and Manuel Meyer 610
Gamma-ray emission from Wolf-Rayet stars interacting with AGN
jetsA. T. Araudo, V. Bosch-Ramon, and G. E. Romero 614
xvi
Magnetic-field generation and particle acceleration in relativistic
shear layersMarkus Bottcher, Edison P. Liang, Ian A. Smith,and Parisa Roustazadeh 618
Signatures of relativistic shock acceleration in blazar emission
Markus Bottcher, Matthew G. Baring, and Errol J. Summerlin 622
First- and second-order Fermi acceleration in thick relativistic
shocks
A. Meli 626
Rapid high-energy emission variability in relativistic pair plasmareconnection
B. Cerutti, G. R. Werner, D. A. Uzdensky, and M. C. Begelman 631
A mixed lepto-hadronic scenario for PKS 2155-304
M. Cerruti, A. Zech, C. Boisson, and S. Inoue 635
The time-dependent one-zone hadronic model
S. Dimitrakoudis, A. Mastichiadis, R. J. Protheroe, and A. Reimer 639
An estimation method for the minimum Doppler factor and energy
content of quasar 3C 279
M. Petropoulou and A. Mastichiadis 643
Challenging the one zone SSC model in VHE gamma ray emitting BL
lacs: The interesting case of PKS 1424+240
E. Prandini, J. Becerra-Gonzalez, E. Lindfors, N. Mankuzhiyil,A. Stamerra, F. Tavecchio, MAGIC Collaboration, S. Cutini,D. Gasparrini, T. Hovatta, A. Lahteenmaki, and M. Lister 647
Discovery of VHE gamma-ray emission from the blazar 1ES
1215+303 by the MAGIC telescopes and modeling of the
multi-wavelength spectrumJ. Sitarek, J. Becerra Gonzalez, P. Colin, E. Lindfors, S. Lombardi,
A. Stamerra, F. Tavecchio, MAGIC Collaboration, S. Buson,
Fermi Collaboration, and A. Lahteenmaki 651
Towards modeling gamma-ray blazar lightA. Reimer and R. J. Protheroe 656
xvii
Modelling of blazar SEDs with the nonlinear SSC cooling processM. Zacharias and R. Schlickeiser 660
Signatures of stochastic acceleration in the spectral distributions of
synchro-self-Compton sources: A self consistent modeling of TeV
blazars' flare
A. Tramacere, E. Massaro, and A. M. Taylor 665
Anisotropic inverse Compton process in the vicinity of an accretion
disk
Thomas Vuillaume, Gilles Henri, and Pierre-Olivier Petrucci 669
Very-high energy observation of the peculiar transient event SwiftJl644+57 with the MAGIC telescopes
S. Lombardi, A. Carosi, L. A. Antonelli, U. Barres de Almeida,S. Covino, M. Persic, F. Tavecchio, and MAGIC Collaboration 673
Search for GeV gamma-ray emission from ultraluminous X-raysources
Yoshihiro Umeda, Kenji Nakagawa, and Masaki Mori 677
On external shock model to explain the high-energy emission: GRB
940217, GRB 941017 and GRB 970217A
N. Fraija, M. M. Gonzalez, J. L. Ramirez, R. Sacahui, and W. H. Lee 681
An efficient dissipation mechanism of magnetic field by turbulence
Makoto Takamoto, Tsuyoshi Inoue, and Shu-ichiro Inutsuka 685
VERITAS limits on dark matter annihilation from dwarf galaxiesJ. Grube and VERITAS Collaboration 689
EXPERIMENTS AND METHODS
A simple method to test for energy-dependent dispersion in highenergy light curves of astrophysical sources
M. K. Daniel and U. Barres de Almeida 693
Four years of Fermi LAT flare advocate activityStefano Ciprini and Fermi-LAT Collaboration 697
Machine-learning classifiers for Fermi AGN
T. Hassan, N. Mirabal, J. L. Contreras, and I. Oya 701
xviii
y-ray DBSCAN: A clustering algorithm applied to Fermi-LAT y-ray
data
A. Tramacere and C. Vecchio 705
Improving VERITAS sensitivity by fitting 2D Gaussian image
parametersJodi Christiansen and VERITAS Collaboration 709
Application of a generalized likelihood ratio test statistic to MAGIC
data
S. Klepser, J. Krause, J. Sitarek, and MAGIC Collaboration 713
Determining atmospheric aerosol content with an infra-red
radiometer
M. K. Daniel, G. Vasileiadis, and H.E.S.S. Collaboration 717
Ensuring long-term stability of data quality selection for H.E.S.S.
under challenging atmospheric conditions
Joachim Hahn, Raquel de los Reyes, Konrad Bernlohr,
Christoph Deil, Henning Gast, Karl Kosack, Vincent Marandon,and H.E.S.S. Collaboration 721
Spectral reconstruction of extended VHE y-ray sources with the
template backgroundMilton V. Fernandes, Dieter Horns, and Martin Raue 725
Multi-component spectral analysis of extended sources with a
likelihood method
Christopher Lindsay Naumann and Agnieszka Jacholkowska 729
A multi-scale morphological characterization of extended TeV surveysources
S. Schwarzburg, G. Puhlhofer, and A. Santangelo 733
Shape analysis of counts mapsM. A. Klatt, D. Goring, C. Stegmann, and K. Mecke 737
Performance of HESS-II in multi-telescope mode with a
multi-variate analysisY. Becherini, M. Punch, and H.E.S.S. Collaboration 741
xix
Sensitivity of HAWC to gamma ray bursts
Ignacio Taboada and HAWC Collaboration 745
The ASTRI project: Prototype status and future plans for a
Cherenkov dual-mirror small-telescope array
S. Vercellone and ASTRI Collaboration 749
Status ofthe CTA medium size telescope prototypeJ. Baehr and CTA Consortium 753
Towards an optimized design for the Cherenkov Telescope ArrayV. Stamatescu, Y. Becherini, K. Bernlohr, E. Carmona, P. Colin,C. Famier, L. Gerard, J. A. Hinton, B. Khelifi, N. Komin,G. Lamanna, J.-P. Lenain, G. Maier, A. Moralejo, C. L. Naumann,R. D. Parsons, F. Di Pierro, H. Prokoph, S. Vorobiov,and CTA Consortium 758
Towards a flexible array control and operation framework for CTA
E. Birsin, J. Colome, D. Hoffmann, H. Koeppel, G. Lamanna,
T. Le Flour, A. Lopatin, E. Lyard, D. Melkumyan, I. Oya,J.-L. Panazol, S. Schlenstedt, T. Schmidt, U. Schwanke, C. Stegmann,R. Walter, P. Wegner, and CTA Consortium 762
Monte Carlo comparison of mid-size telescope designs for the
Cherenkov Telescope ArrayT. Jogler, M. D. Wood, J. Dumm, and CTA Consortium 765
Advanced analysis and event reconstruction for the CTA
ObservatoryY. Becherini, B. Khelifi, S. Pita, M. Punch, and CTA Consortium 769
FACT - The first G-APD Cherenkov telescope (first results)T. Bretz, D. Dorner, M. Backes, A. Biland, J. BuB, V. Commichau,L. Djambazov, D. Eisenacher, O. Grimm, H. von Gunten,D. Hildebrand, T. Krahenbuhl, W. Lustermann, E. Lyard, .
Mannheim, D. Neise, A.-K. Overkemping, A. Paravac, F. Pauss,.
Rhode, M. Ribordy, U. Roser, J.-P. Stucki, F. Temme, J. Thaele,S. Tobler, P. Vogler, R. Walter, Q. Weitzel, and M. Zanglein 773
xx
FlashCam: A fully digital camera for CTA telescopesG. Piihlhofer, C. Bauer, A. Biland, D. Florin, C. Fohr, A. Gadola,
G. Hermann, C. Kalkuhl, J. Kasperek, T. Kihm, J. Koziol,
A. Manalaysay, A. Marszalek, P. J. Rajda, T. Schanz, S. Steiner,
U. Straumann, C. Tenzer, P. Vogler, A. Vollhardt, Q. Weitzel,K. Winiarski, K. Zietara, and CTA Consortium 777
Trigger and data rates expected for the CTA observatoryManuel Paz Arribas, Ullrich Schwanke, Ralf Wischnewski,
and CTA Consortium 781
NECTAR: New electronics for the Cherenkov Telescope Array
Christopher Lindsay Naumann, J. Bolmont, P. Corona, E. Delagnes,D. Dzahini, F. Feinstein, D. Gascon, J.-F. Glicenstein, P. Nayman,F. Rarbi, M. Ribo, A. Sanuy, X. Siero, J.-P. Tavernet, F. Toussenel,
P. Vincent, and S. Vorobiov 785
PyFACT: Python and FITS analysis for Cherenkov telescopesMartin Raue and Christoph Deil 789
Pulsar prospects for the Cherenkov telescope array
T. Hassan, S. Bonnefoy, M. Lopez, N. Mirabal, J. A. Barrio,J. L. Contreras, R. de los Reyes, E. O. Wilhelmi, B. Rudak,and CTA Consortium 793
CTA and cosmic-ray diffusion in molecular clouds
G. Pedaletti, D. F. Torres, S. Gabici, E. de Ona Wilhelmi, D. Mazin,and V. Stamatescu 797
Very high energy gamma-ray absorption via localized diffuse
radiation fields
Andreas Maurer, Josefa Becerra-Gonzalez, Martin Raue,
and Dieter Horns 801
The hard X-ray polarimeter X-Calibur
M. Beilicke, M. G. Baring, S. Barthelmy, W. R. Binns, J. Buckley,R. Cowsik, P. Dowkontt, Q. Guo, Y. Haba, M. H. Israel, H. Kunieda,
K. Lee, J. Martin, H. Matsumoto, T. Miyazawa, T. Okajima,J. Schnittman, K. Tamura, J. Tueller, and H. Krawczynski 805
xxi
The Si/CdTe semiconductor detector for hard X-ray imager (HXI)onboard ASTRO-H
Kouichi Hagino, Toshio Nakano, Goro Sato, Shin-ichiro Takeda,
Hirokazu Odaka, Shin Watanabe, Kazuhiro Nakazawa,
Motohide Kokubun, Tadayuki Takahashi, and HXI/SGD Team 809
Investigating supergiant fast X-ray transients with LOFT
P. Romano, E. Bozzo, P. Esposito, C. Ferrigno, and V. Mangano 813
CALET: High energy cosmic ray observatory on International SpaceStation
Masaki Mori and CALET Collaboration 817
HiSCORE - The Hundred*i square-km cosmic ORigin explorerM. Tluczykont, D. Hampf, U. Einhaus, D. Horns, M. Bruckner,N. Budnev, M. Biiker, O. Chvalaev, A. Dyachok, S. Epimakhov,0. Gress, A. Ivanova, E. Konstantinov, E. Korosteleva, M. Kunnas,L. Kuzmichev, B. K. Lubsandorzhiev, N. B. Lubsandorzhiev,R. Mirgazov, R. Nachtigall, A. Pakhorukov, V. Poleschuk, V. Prosin,
G. I. Rubtsov, P. S. Satunin, Yu. Semeney, C. Spiering,L. Sveshnikova, R. Wischnewski, and A. Zagorodnikov 821
The hardware of the HiSCORE y-ray and cosmic ray Cherenkov
detector
M. Kunnas, R. Nachtigall, S. N. Epimakhov, M. Tluczykont,L. A. Kuzmichev, S. F. Berezhnev, N. M. Budnev, M. Buker,
A. Chiavassa, O. B. Chvalaev, O. A. Gress, A. N. Dyachok,U. Einhaus, D. Hampf, D. Horns, A. Ivanova, N. I. Karpov,N. N. Kalmykov, E. N. Konstantinov, A. V. Korobchenko,E. E. Korosteleva, V. A. Kozhin, B. K. Lubsandorzhiev,N. B. Lubsandorzhiev, R. R. Mirgazov, A. Pakhorukov,M. I. Panasyuk, L. V. Pankov, V. Poleschuk, E. G. Popova,V. V. Prosin, V. S. Ptuskin, G. P. Rowell, Yu. A. Semeney,B. A. Shaibonov (junior), A. A. Silaev, A. A. Silaev (junior),A. V. Skurikhin, C. Spiering, L. G. Sveshnikova, R. Wischnewski,1. V. Yashin, and A. V. Zagorodnikov 825
Author Index 829
xxii