Name: 7th Heidelberg International Symposium on High-Energy Gamma-Ray Astronomy
Start: 2022-07-04T07:40:00+02:00
End: 2022-07-08T18:00:00+02:00
Location: Facultat de Biologia, Universitat de Barcelona

7th Heidelberg International Symposium on High-Energy Gamma-Ray Astronomy

from Monday 4 July 2022 (07:40) to Friday 8 July 2022 (18:00)

Monday 4 July 2022

08:30

08:30 - 09:15

09:15

09:15 - 09:30
09:30 Monday (Aula Magna Biologia) Chair: Felix Aharonian
Monday (Aula Magna Biologia) Chair: Felix Aharonian
09:30 - 11:00
Contributions

09:30 Theory of Gamma-Ray loud AGN - Frank Rieger (ITP Univ Heidelberg & MPIK)

10:15 A multi-wavelength View of Active Galactic Nuclei with an Emphasis on Gamma Rays - Paolo Padovani (European Southern Observatory)
11:00 coffee break
coffee break
11:00 - 11:30
11:30 Monday (Aula Magna Biologia) Chair: Gustavo E. Romero
Monday (Aula Magna Biologia) Chair: Gustavo E. Romero
11:30 - 12:20
Contributions

11:30 GRBs and their afterglows at VHEs - Dmitry Khangulyan (Rikkyo University)

11:55 TeV Emission from GRB Afterglows - Theory - Tsvi Piran
12:20 Monday (Aula Magna Biologia) Chair: Gustavo E. Romero
Monday (Aula Magna Biologia) Chair: Gustavo E. Romero
12:20 - 13:10
Contributions

12:20 Highlights from MAGIC - Oscar Blanch Bigas (IFAE)

12:45 Highlights from H.E.S.S. - Stefan Wagner (LSW, ZAH, U Heidelberg)
13:10 lunch break
lunch break
13:10 - 15:00
15:00 EGAL parallel 1 (Aula Magna Ciències de la Terra) Chair: Lea Heckmann
EGAL parallel 1 (Aula Magna Ciències de la Terra) Chair: Lea Heckmann
15:00 - 16:30
Contributions

15:00 Shear acceleration in AGN jets - Jieshuang Wang (Max-Planck-Institut für Kernphysik)

15:15 Multiple shock acceleration in AGN jets - Ana Laura Müller (ELI Beamlines, Institute of Physics, Czech Academy of Sciences)

15:30 A multi-wavelength view of gamma-ray emitting extreme BL Lacertae blazar candidates hidden within Fermi-LAT data. - Mireia Nievas Rosillo (IAC)

15:45 Absorption features in gamma-ray spectra of BL Lac objects - Luca Foffano (INAF Rome (IAPS))

16:00 1ES 0647+250: 10 years of multiwavelength observations - Jorge Otero-Santos (Instituto de Astrofisica de Canarias)

16:15 Neutral pion bumps in TeV spectra of X-ray flaring blazars - Maria Petropoulou (NKUA)
GAL parallel 1 (Aula Magna Biologia) Chair: Martina Cardillo
GAL parallel 1 (Aula Magna Biologia) Chair: Martina Cardillo
15:00 - 16:30
Contributions

15:00 MAGIC observations of the putative PeVatron SNR G106.3+2.7 in the proximity of the Boomerang PWN - Takayuki Saito

15:15 Revisiting HESS J1809–193 — a very-high-energy gamma-ray source in a fascinating environment - Lars Mohrmann (Max Planck Institute for Nuclear Physics, Heidelberg)

15:30 Constraining leptonic emission scenarios for the PeVatron candidate HESS J1702-420 with deep XMM-Newton observations - Luca Giunti

15:45 HESS J1831-098: a hadronic PeVatron or a very energetic pulsar wind nebula? - Iryna Lypova (LSW)

16:00 The jets of SS 433 as seen by HESS - Laura Olivera Nieto (Max Planck Institut fur Kernphysik MPIK)

16:15 A hard X-ray look at the Manatee nebula (W50) powered by the Galactic microquasar SS 433 - Samar Safi-harb (University of Manitoba)
16:30 coffee break
coffee break
16:30 - 17:00
17:00 EGAL parallel 2 (Aula Magna Ciències de la Terra) Chair: Frederic Daigne
EGAL parallel 2 (Aula Magna Ciències de la Terra) Chair: Frederic Daigne
17:00 - 18:30
Contributions

17:00 An unbiased search for TeV emission from high-frequency peaked BL Lacs - Manel Errando (Washington University in St Louis)

17:15 Characterizing the VHE emission of the extreme HBLs 1ES 1218+304 and 1ES 0229+200 with VERITAS - Pedro Batista on behalf of the VERITAS collaboration (Deutsches Elektronen-Synchrotron (DESY/Zeuthen))

17:30 The peculiar short-duration GRB 200826A and its supernova - Andrea Rossi (INAF - Osservatorio di Astrofisica e Scienza dello Spazio)

17:45 Intergalactic magnetic field studies by means of the gamma-ray emission from GRB 190114C - Paolo Da Vela (University of Innsbruck)

18:00 Perspectives of observing prompt very-high-energy gamma emission from binary neutron star mergers - Biswajit Banerjee (Gran Sasso Science Institute, Viale F. Crispi 7, I-67100, LAquila (AQ), Italy)

18:15 GRB prompt emission from the synchrotron radiation of relativistic electrons in a decaying magnetic field - Željka Bošnjak (University of Zagreb)
GAL parallel 2 (Aula Magna Biologia) Chair: Kathrin Egberts
GAL parallel 2 (Aula Magna Biologia) Chair: Kathrin Egberts
17:00 - 18:30
Contributions

17:00 The Galactic diffuse gamma-ray emission meets the PeV frontier - Pedro De la Torre Luque (Oskar Klein Centre, Stockholm University)

17:15 New insights towards the Galactic center from HESS - Justine Devin (CNRS - LUPM)

17:30 The origin of MeV gamma-ray diffuse emission from the inner Galactic region - Naomi Tsuji (Kanagawa University)

17:45 Assessing the Impact of Hydrogen Absorption on the Characteristics of the Galactic Center Excess - Martin Pohl (Uni Potsdam / DESY)

18:00 Gamma-ray observations of nearby HII regions - Giada Peron (Max-Planck-Institut für Kernphysik, Hedielberg, Germany)

18:15 NuSTAR broad-band X-ray observations and multi-wavelength investigations of Galactic TeV sources - Kaya Mori (Columbia Astrophysics Laboratory)
18:30

18:30 - 21:00
Tuesday 5 July 2022
09:30 Tuesday (Aula Magna Biologia) Chair: Martin Lemoine
Tuesday (Aula Magna Biologia) Chair: Martin Lemoine
09:30 - 11:00
Contributions

09:30 Cosmic Rays and Neutrinos at the Highest Energies - Angela Olinto

10:15 Dark Matter Searches with Gamma Rays and Cosmic Rays - Javier Rico (IFAE-BIST)
11:00 coffee break
coffee break
11:00 - 11:30
11:30 Tuesday (Aula Magna Biologia) Chair: Sabrina Casanova
Tuesday (Aula Magna Biologia) Chair: Sabrina Casanova
11:30 - 12:20
Contributions

11:30 Particle acceleration and gamma-ray emission from starburst galaxies - Enrico Peretti (Niels Bohr Institute)

11:55 Stellar Clusters as Pevatron Candidates - Stefano Gabici (APC)
12:20 Tuesday (Aula Magna Biologia) Chair: Sabrina Casanova
Tuesday (Aula Magna Biologia) Chair: Sabrina Casanova
12:20 - 13:10
Contributions

12:20 Highlights from VERITAS - John Quinn (University College Dublin)

12:45 Highlights from HAWC - Jordan Goodman (University of Maryland)
13:10 lunch break
lunch break
13:10 - 15:00
15:00 EGAL parallel 3 (Aula Magna Ciències de la Terra) Chair: Simone Mender
EGAL parallel 3 (Aula Magna Ciències de la Terra) Chair: Simone Mender
15:00 - 16:30
Contributions

15:00 A multiwavelength look at the 2017 flare of OJ 287 - Olivier Hervet (UCSC)

15:15 Non-thermal radiation from super-Eddington winds in AGNs - Gustavo E. Romero (Instituto Argentino de Radioastronomía (IAR))

15:30 The January 2017 Orphan Gamma-ray Flare from the Radio Galaxy NGC 1275: VERITAS and Multiwavelength Results - Lucy Fortson (University of Minnesota)

15:45 The most complete multi-wavelength view of M87 to date: the 2017 campaign - Alexander Hahn (Max Planck Institute for Physics)

16:00 FSRQ or BL Lac? MWL view of the transitional blazar OT081 - Marina Manganaro (University of Rijeka, Department of Physics)

16:15 Probe AGNs variability with the Cerenkov Telescope Array - Floriane Cangemi (CNRS/IN2P3/LPNHE)
GAL parallel 3 (Aula Magna Biologia) Chair: Jakub Jurysek
GAL parallel 3 (Aula Magna Biologia) Chair: Jakub Jurysek
15:00 - 16:30
Contributions

15:00 Can massive star clusters produce PeV photons? - Thibault Vieu (Max-Planck-Institut für Kernphysik, Heidelberg)

15:15 Cygnus OB2 as testing ground for particle acceleration at the wind termination shock of massive star clusters - Stefano Menchiari (University of Siena)

15:30 New cosmic-ray acceleration sites detected by the Fermi-LAT in our Galaxy - Marianne Lemoine-Goumard (LP2I Bordeaux)

15:45 Cosmic Rays origin studies in the W 44 region with Fermi-LAT and MAGIC observations - Riccardo Di Tria (Università degli Studi di Bari & INFN Bari)

16:00 Multiwavelength studies of Galactic PeVatron candidates with VERITAS - Nahee Park (Queen's University)

16:15 On the origin of the complex energy-dependent structure of HESS J1702-420 - Denys Malyshev (Tubingen University)
16:30 coffe break
coffe break
16:30 - 17:00
17:00 EGAL parallel 4 (Aula Magna Ciències de la Terra) Chair: Núria Torres-Albà
EGAL parallel 4 (Aula Magna Ciències de la Terra) Chair: Núria Torres-Albà
17:00 - 18:30
Contributions

17:00 Periodic Variability in gamma-ray Emitting Blazars with Fermi-LAT - Pablo Peñil (Clemson University)

17:15 Locating the blazar gamma-ray emitting zone from astrometric VLBI and Gaia data? - Helene Sol (CNRS, LUTH, Observatoire de Paris)

17:30 Confronting observations of VHE gamma-ray blazar flares with reconnection models - Jenni Jormanainen (Finnish Centre for Astonomy with ESO)

17:45 A shock-in-jet synchrotron mirror model - Markus Boettcher (North-West University)

18:00 Ultrahigh-energy cosmic-ray induced gamma-ray and neutrino fluxes from blazars - Soebur Razzaque (University of Johannesburg Centre for Astro-Particle Physics)

18:15 Radio-gamma-ray response in blazars as a signature of adiabatic blob expansion - Andrea Tramacere (Astronomy Department University of Geneva)
GAL parallel 4 (Aula Magna Biologia) Chair: Brian Reville
GAL parallel 4 (Aula Magna Biologia) Chair: Brian Reville
17:00 - 18:30
Contributions

17:00 Multiwavelength investigation of LHAASO J1908+0621: an unidentified galactic PeVatron - silvia crestan (INAF-IASF Milano) Andrea Giuliani (INAF - IASF Milano) Sandro Mereghetti (INAF - IASF Milano) Lara Sidoli (INAF - IASF Milano) Fabio Pintore (IASF - INAF Milano) Nicola La Palombara (INAF - IASF Milano)

17:15 Origin of pulsar radio emission - Andrey Timokhin (University of Zielona Gora)

17:30 On the potential of bright, young pulsars to power ultra-high gamma-ray sources - Emma de Ona Wilhelmi (DESY)

17:45 Probing the population of pulsar halos with Fermi-LAT - Soheila Abdollahi (IRAP/CNRS)

18:00 Are pulsar halos rare ? - Pierrick Martin (CNRS/IRAP)

18:15 New TeV halo candidate surrounding PSR J0359+5414 detected with the HAWC Observatory - Sara Coutiño de León (University of Wisconsin-Madison)
19:15

19:15 - 21:00
Wednesday 6 July 2022
09:30 Wednesday (Aula Magna Biologia) Chair: Josep Martí
Wednesday (Aula Magna Biologia) Chair: Josep Martí
09:30 - 11:00
Contributions

09:30 Galactic Cosmic Rays - Eun-Suk Seo (University of Maryland)

10:15 Multi-wavelength view of pulsars: from millisecond pulsars to magnetars - Nanda Rea
11:00 coffee break
coffee break
11:00 - 11:30
11:30 Wednesday (Aula Magna Biologia) Chair: Roberta Zanin
Wednesday (Aula Magna Biologia) Chair: Roberta Zanin
11:30 - 12:20
Contributions

11:30 Gamma-ray emitting binaries - Pol Bordas (ICCUB)

11:55 Nova explosions - Margarita Hernanz (Instituto de Ciencias del Espacio (CSIC) & IEEC)
12:20 Wednesday (Aula Magna Biologia) Chair: Roberta Zanin
Wednesday (Aula Magna Biologia) Chair: Roberta Zanin
12:20 - 12:45
Contributions

12:20 LHAASO Highlights in gamma-ray Astronomy - Zhen Cao (Institute of High Energy Physics)
12:45

12:45 - 13:15

13:15 lunch break
lunch break
13:15 - 15:00
15:00 EGAL parallel 5 (Aula Magna Ciències de la Terra) Chair: Jonathan Biteau
EGAL parallel 5 (Aula Magna Ciències de la Terra) Chair: Jonathan Biteau
15:00 - 16:30
Contributions

15:00 Probing the intergalactic magnetic field through gamma-ray observations with the Fermi LAT and H.E.S.S. - Manuel Meyer (University of Hamburg)

15:15 Hunting the gamma-ray emission from Fast Radio Burst with Fermi-LAT - Giacomo Principe (University of Trieste)

15:30 Gamma-ray Blazars above 100 MeV: density, evolution and origin of the Extragalactic Gamma-ray Background - Lea Marcotulli (Yale University)

15:45 The gamma-ray morphology of M87 and the cosmic-ray pressure in the Virgo Cluster with H.E.S.S. - Victor Barbosa Martins (DESY, D-15738 Zeuthen, Germany)

16:00 Virial shocks in galaxy clusters - Kuan-Chou Hou (Ben-Gurion University of the Negev)

16:15 VERITAS Search for Gamma-ray and Optical Counterparts to Fast Radio Bursts - Matthew Lundy (McGill University)
GAL parallel 5 (Aula Magna Biologia) Chair: Margarita Hernanz
GAL parallel 5 (Aula Magna Biologia) Chair: Margarita Hernanz
15:00 - 16:30
Contributions

15:00 Gamma-ray emission of hadronic origin from nova RS Oph revealed by the MAGIC telescopes - Alicia López-Oramas (Instituto de Astrofísica de Canarias (IAC))

15:15 Efficient cosmic-ray acceleration in the recurrent nova RS Ophuichi revealed by H.E.S.S. - Simon Steinmassl (Max Planck Institut fuer Kernphysik)

15:30 RS Ophiuchi nova outburst detection by the LST-1 - Arnau Aguasca-Cabot

15:45 Revealing the particle acceleration in stellar wind shocks of massive colliding wind binaries - Benito Marcote (Joint Institute for VLBI ERIC (JIVE))

16:00 Non-thermal emission from colliding-wind binaries - Santiago del Palacio (Chalmers University of Technology)

16:15 The 2020 periastron of Eta Carinae at high-energies - Guillem Martí-Devesa (University of Innsbruck)
16:30 coffee break
coffee break
16:30 - 17:00
17:00 GAL parallel 6 (Aula Magna Biologia) Chair: Valentí Bosch-Ramon
GAL parallel 6 (Aula Magna Biologia) Chair: Valentí Bosch-Ramon
17:00 - 18:30
Contributions

17:00 Radio pulsations from LS I 61 303 - Diego F Torres (ICREA & Institute of Space Science (ICE, CSIC))

17:15 VERITAS observations of gamma-ray binaries - Sonal Ramesh Patel (Deutsches Elektronen-Synchrotron DESY)

17:30 H.E.S.S. Observations of the 2021 PSR B1259-63 Periastron - Charles Thorpe-Morgan (IAAT- University of Tübingen)

17:45 Radio to GeV view of PSRB 1259-63 periastron passage in 2021. - Masha Chernyakova (DCU)

18:00 Modelling Wind Dynamics and Gamma-Ray Emission from LS 5039 - Ralf Kissmann (Universität Innsbruck)

18:15 Investigating the puzzling radio structures of the gamma-ray binary LS 5039 - Edgar Molina (Universitat de Barcelona - ICCUB)
THEORY parallel (Aula Magna Ciències de la Terra) Chair: Benoit Cerutti
THEORY parallel (Aula Magna Ciències de la Terra) Chair: Benoit Cerutti
17:00 - 18:30
Contributions

17:00 Relativistic magnetic bombs - Maxim Lyutikov (Purdue University)

17:15 Particle acceleration via magnetic reconnection near spinning black holes coupled to a surrounding disk - Ileyk El Mellah (IPAG - CNRS)

17:30 A unified picture for three different cosmic-ray observables - Ottavio Fornieri (GSSI)

17:45 Revisiting particle acceleration at ultra-relativistic shocks - Zhi-Qiu Huang (Max-Planck-Institut für Kernphysik)

18:00 Magnetic field amplification driven by the relativistic shock-clump interaction - Sara TOMITA (Tohoku University)

18:15 On the role of galactic wind termination shocks in accelerating cosmic rays - Payel Mukhopadhyay (Stanford University)
20:00

20:00 - 23:00
Thursday 7 July 2022
09:30 Thursday (Aula Magna Biologia) Chair: Andreas Zech
Thursday (Aula Magna Biologia) Chair: Andreas Zech
09:30 - 10:15
Contributions

09:30 Multi-messenger High-Energy Astrophysics results - Teresa Montaruli (Universite de Geneve)
10:15 Thursday (Aula Magna Biologia) Chair: Andreas Zech
Thursday (Aula Magna Biologia) Chair: Andreas Zech
10:15 - 11:05
Contributions

10:15 Multi-wavelength Astronomy with Gravitational Waves - Marica Branchesi (Gran Sasso Science Institute/INFN)

10:40 The Latest Discoveries in High Energy Neutrino Astrophysics - Elisa Resconi (Technical University of Munich)
11:05 coffee break
coffee break
11:05 - 11:30
11:30 Thursday (Aula Magna Biologia) Chair: Samar Safi-Harb
Thursday (Aula Magna Biologia) Chair: Samar Safi-Harb
11:30 - 12:45
Contributions

11:30 Pulsar Wind Nebulae - Barbara Olmi

11:55 Recent Results in Supernova Remnants at Highest Energies - Takaaki Tanaka (Konan University)

12:20 Relativistic Reconnection - Lorenzo Sironi (Columbia University)
12:45

12:45 - 13:15

13:15 lunch break
lunch break
13:15 - 15:00
15:00 EGAL parallel 6 (Aula Magna Ciències de la Terra) Chair: Matteo Cerruti
EGAL parallel 6 (Aula Magna Ciències de la Terra) Chair: Matteo Cerruti
15:00 - 16:30
Contributions

15:00 High energy neutrinos from gamma-ray bursts - Gor Oganesyan (Gran Sasso Science Institute)

15:15 Multi-messenger characterization of Mrk501 during historically low X-ray and γ-ray activity - Lea Heckmann (Max-Planck-Institut für Physik, D-80805 München, Germany)

15:30 Searches for neutrino point sources in the Northern Sky with the IceCube Neutrino Observatory - Chiara Bellenghi (Technical University Munich)

15:45 An Upper Bound for the Neutrino Flux From Jets of Active Galactic Nuclei - Rostom Mbarek (University of Chicago)

16:00 High-energy neutrinos and gamma rays from winds and tori in active galactic nuclei - Susumu Inoue (Bunkyo U. / RIKEN)

16:15 Cosmology, fundamental physics and Multi-Messenger Astrophysics with Gamma-Ray Bursts - Lorenzo Amati (INAF - OAS Bologna)
GAL parallel 7 (Aula Magna Biologia) Chair: Masha Chernyakova
GAL parallel 7 (Aula Magna Biologia) Chair: Masha Chernyakova
15:00 - 16:40
Contributions

15:00 Particle acceleration at pulsar wind termination shocks revisited: shear, reconnection and giant plasmoids - Benoît Cerutti (CNRS & Université Grenoble Alpes)

15:15 Assessing the flaring behaviour of the Crab pulsar wind nebula system in high-energy ranges - Michelle Tsirou (MPIK-HD)

15:30 High-mass gamma-ray binaries as very efficient accelerators - Valenti Bosch-Ramon (Universitat de Barcelona/ICCUB)

15:45 ALMA CO Observations in the Northwestern Shell of the Gamma-Ray SNR RX J1713.7-3946 - Hidetoshi Sano (Gifu University)

16:00 Particle escape from supernova remnant shocks: gamma-ray and cosmic-ray signatures - Silvia Celli (Sapienza University & INFN)

16:15 -
16:30 coffee break
coffee break
16:30 - 17:00
17:00 GAL / APFP parallel (Aula Magna Biologia) Chair: Dmitry Khangulyan
GAL / APFP parallel (Aula Magna Biologia) Chair: Dmitry Khangulyan
17:00 - 18:30
Contributions

17:00 Adiabatic-radiative shock systems in non-relativistic astrophysical jets: a key to enhance the gamma-ray emision - Anabella Araudo

17:15 PWNe beyond the free expansion - Jonatan Martin (Osservatorio Astrofisico di Arcetri (INAF))

17:30 Making sense of recent results on electrons and positrons from cosmic ray experiments - Carmelo Evoli (Gran Sasso Science Institute)

17:45 Gamma-ray monochromatic line emission search from dark matter annihilation up to 100 TeV towards the Galactic Centre with MAGIC - Tomohiro Inada (ICRR, UTokyo)

18:00 Search for Dark Matter annihilation with a combined analysis of dwarf spheroidal galaxies from Fermi-LAT, HAWC, H.E.S.S., MAGIC and VERITAS - Daniel Kerszberg (IFAE-BIST)

18:15 LIVelihood: Testing Lorentz Invariance Violation on Observations of Energy-dependent Time Delays from Multiple-type Gamma-ray Sources - Sami Caroff (LAPP)
INSTR parallel (Aula Magna Ciències de la Terra) Chair: Abelardo Moralejo
INSTR parallel (Aula Magna Ciències de la Terra) Chair: Abelardo Moralejo
17:00 - 18:30
Contributions

17:00 The ASTRI Mini-Array Core Science Program - Stefano Vercellone (INAF-OAB)

17:15 The SST-1M gamma-ray mini-array - early operations and prospects - Jacek Niemiec (Institute of Nuclear Physics Polish Academy of Sciences, Krakow, Poland)

17:30 Advancing the atmospheric Cherenkov-method to detect gamma-rays with one Giga electron Volt - Sebastian Achim Mueller (Max Planck Institute for Nuclear Physics)

17:45 Gammapy - an open source package for high energy astrophysics - Atreyee Sinha (UCM, Madrid)

18:00 Establishing the MAGIC data legacy: adopting standardised data formats and open-source analysis tools - Cosimo Nigro (Institut de Física d'Altes Energies (IFAE))

18:15 Astro-COLIBRI: The coincidence library for real-time inquiry for multi-messenger astrophysics - Valentin lefranc (CEA IRFU)
Friday 8 July 2022
09:30
09:30 - 11:10
Contributions

09:30 CTA Science in the multimessenger era - Patrizia Caraveo (IASF-INAF)

09:50 CTAO Overview - Chiara Righi (INAF O.A. Brera)

10:10 Status of LST project - Juan Cortina (CIEMAT)

10:30 Status of ASTRI Project - Andrea Giuliani (INAF - IASF Milano)

10:50 Status of SWGO Project - Jim Hinton (MPIK Heidelberg)
11:10 coffee break
coffee break
11:10 - 11:40
11:40
11:40 - 12:40
Contributions

11:40 Rapporteur: Galactic Science - Marc Ribó (mribo@fqa.ub.edu)

12:10 Rapporteur: Extragalactic Science - Reshmi Mukherjee (Barnard College, Columbia University)
12:40

12:40 - 12:55

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