Name: Ninth International Fermi Symposium
Start: 2021-04-12T06:55:00+02:00
End: 2021-04-17T20:00:00+02:00
Location: No location set

Ninth International Fermi Symposium

from Monday 12 April 2021 (06:55) to Saturday 17 April 2021 (20:00)

Monday 12 April 2021
15:00
15:00 - 16:00
Contributions

15:00 Welcome - Soebur Razzaque (University of Johannesburg)

15:10 Remarks - Markus Boettcher (North-West University)

15:15 Virtual meeting and poster session logistics - Judith Racusin

15:30 Fermi mission overview/status - Judith Racusin
16:00 Plenary-1
Plenary-1
16:00 - 18:00
Contributions

16:00 New Perspectives onto the Universe in the era of multi-messenger astronomy - Igor Andreoni

16:25 Fermi-GBM in the Multimessenger Era - Michelle Hui

17:05 Very high energy emission from Gamma-Ray Bursts - Lara Nava

17:30 First detection of very high energy emission from a gamma-ray burst - Yusuke Suda

17:45 H.E.S.S. detection of extremely energetic afterglow in Gamma-Ray Bursts - Elisabetta Bissaldi
18:00 Parallel-2
Parallel-2
18:00 - 19:30
Contributions

18:00 Origin of the broad band emission from gamma-ray binaries with a radio pulsar - Maria Chernyakova (DCU)

18:15 Determining the orbital parameters for the gamma-ray binaries LMC P3 and 1FGL J1018.6-5856 using SALT/HRS - Brian van Soelen

18:30 The origin of the powerful jets from Cyg X-3 in the soft spectral state - Andrzej Zdziarski

18:45 Gamma-ray heartbeat powered by the microquasar SS 433 - Jian Li (Deutsches Elektronen-Synchrotron DESY)

19:00 Probing orbital parameters of gamma-ray binaries with TeV light curves - Iurii Sushch (Deutsches Elektronen-Synchrotron DESY)

19:15 Discovery of an orbital period in HESS J1832-093 - Guillem Martí-Devesa
Parallel-1
Parallel-1
18:00 - 19:30
Contributions

18:00 Observation of the LIGO/Virgo GW190425 by SPI-ACS/INTEGRAL - Alexei Pozanenko

18:15 Can we constrain the aftermath of binary neutron star mergers with short gamma-ray bursts? - Barbara Patricelli

18:30 Telltale signs of a hypermassive neutron star: a search for kHz QPOs in short GRBs - Cecilia Chirenti

18:45 Critical tests of GRB prompt emission models - Gor Oganesyan

19:00 Synchrotron footprints in GRB prompt emission spectra - Maria Edvige Ravasio

19:15 The MAGIC multi-messenger transient VHE searches - Francesco Longo
Parallel-3
Parallel-3
18:00 - 19:30
Contributions

18:00 Dark matter and diffuse radio emission in spiral galaxies - Tanita Ramburuth-Hurt

18:15 Search for Dark Matter Annihilation from the Milky Way Dwarf Spheroidal Galaxies with Twelve Years of Fermi-LAT Data - Christopher Michael Karwin

18:30 Dark Matter search in dwarf irregular galaxies with the Fermi Large Area Telescope - Viviana Gammaldi (SISSA)

18:45 A search of dark matter subhalos with the Fermi-LAT - Javier Coronado-Blázquez (IFT UAM-CSIC)

19:00 Multimessenger constraints on the dark matter interpretation of the Fermi-LAT Galactic center excess - Mattia Di Mauro

19:15 Indirect search of Dark Matter signatures in the gamma-ray flux towards the Sun with the Fermi LAT - Davide Serini (Universita e INFN, Bari (IT))
19:30 Gather.Town
Gather.Town
19:30 - 21:00
Tuesday 13 April 2021
07:00 Poster Session 1
Poster Session 1
07:00 - 08:30
Contributions

07:00 The first gamma-ray flare of the peculiar source PKS 2004-447 - Andrea Gokus

07:03 Extragalactic Radio Background from Synchrotron Emission of Radio and Normal Galaxies - Nomthendeleko Motha

07:06 Hadronic synchrotron mirror model for blazars- Application to 3C279 - Laenita Oberholzer

07:09 Characterizing long-term leptonic variability in blazars - Hannes Thiersen

07:12 The ablation of gas clouds by blazar jets and the long-lasting flare in CTA 102 - Zacharias Michael

07:15 An association of a Fermi-LAT flaring activity with a blazar candidate behind the Large Magellanic Cloud - Natalia Zywucka

07:18 X-ray luminosity function of FSRQ with BAT 105 month catalog and contribution to cosmic MeV gamma-ray background - Yasushi Fukazawa

07:21 Measure the weighted cross correlation between GeV and MeV fluxes of Blazars - Mithun Randu

07:24 Systematic physical characterization of the gamma-ray spectra of 2FHL blazars - Jacobus van den Berg

07:27 The Gamma-ray Emission of Ultra-Fast Outflows - Marco Ajello

07:30 Variability of the Mg II 2798λ Emission Line during the 2017 Nonthermal Outburst in the Gamma-Ray Bright Quasar 1156+295 - Melissa Hallum

07:33 Multiwavelength monitoring of gravitationally lensed blazar QSO B0218+357 between 2016 and 2020 - Francesco Longo

07:36 Gamma-ray Emission from Molecular Outflows - Alex McDaniel

07:39 Two-component model of gamma-ray emission for Fermi/LAT-blazars - Zhiyuan Pei

07:42 The gamma-ray emission of young radio galaxies and quasars - Giacomo Principe

07:45 Multi-wavelength study of large-scale outflows from the Circinus galaxy - Rozeena Ebrahim

07:48 Are we seeing magnetic reconnection generated gamma-ray flares in 3C 84 - Bindu Rani

07:51 Spectral analysis of S5 1803+784 BL Lacs Blazar - Joseph Omojola

07:54 Optical spectroscopic classification of a selection of Southern Hemisphere 3FHL unclassified blazar candidates - JP Marais

07:57 Searching for misaligned active galactic nuclei among blazar candidates in the Fourth Fermi-LAT catalog - Graziano Chiaro

08:00 Ultrahigh-energy cosmic-ray interactions as the origin of very high-energy gamma-rays from BL Lacertae objects - Saikat Das

08:03 Constraining the intergalactic magnetic field with Fermi-LAT observations of seven ultra-high-frequency peaked BL Lac sources. - Brandon Bisschoff
Poster Session 2
Poster Session 2
07:00 - 08:30
Contributions

07:00 Classification and Ranking of Fermi LAT gamma-ray sources from the 4FGL Catalog using Machine Learning Techniques - Pablo Saz Parkinson (The University of Hong Kong)

07:07 Search for transient sources on monthly time scale. - Isabella Mereu

07:14 Cross-match between the latest Swift/BAT and Fermi/LAT catalogs toward MeV all sky simulation - Naomi Tsuji

07:21 Population Studies of Fermi LAT sources - Elena Orlando

07:28 Discovery of 100 TeV gamma-rays from HESS J1702-420: a new PeVatron candidate - Luca Giunti

07:35 Did Dark Matter Kill the Dinosaurs? - Michael Sarkis

07:42 Double-dipping for dark matter with gamma-rays - Geoff Beck

07:49 Cherenkov Telescope Array sensitivity to branon dark matter models - Alejandra Aguirre-Santaella

07:56 Automated classification of X-rays sources within the extent of Fermi-LAT sources - Jeremy Hare
15:00 Parallel-4
Parallel-4
15:00 - 16:30
Contributions

15:00 On the measurement of handedness in Fermi Large Area Telescope data - Gudlaugur Johannesson

15:15 Updated Interstellar Inverse Compton Models and Dependency from the Large-Scale Magnetic Field - Elena Orlando

15:30 Study of the Cosmic Rays and Interstellar Medium in local HI Clouds using Fermi-LAT Gamma-Ray Observations - Tsunefumi Mizuno (Hiroshima University)

15:45 Discovery of 100 TeV gamma-rays from HESS J1702-420: a new PeVatron candidate - Luca Giunti

16:00 Search for features in the cosmic-ray electron and positron energy spectra - Francesco Loparco (Universita e INFN, Bari (IT))

16:15 The ASTRI Mini-Array: a breakthrough in the Cosmic Ray study - Martina Cardillo (INAF - Osservatorio astrofisico di Arcetri)
Parallel-5
Parallel-5
15:00 - 16:30
Contributions

15:00 Unbiased Monitoring of Active Galactic Nuclei in Gamma Rays - Daniela Dorner

15:15 The Fermi-LAT view of misaligned Active Galactic Nuclei - Marcello Giroletti

15:30 Multiwavelength observations in 2019-2020 of a new very-high-energy gamma-ray emitter: the flat spectrum radio quasar QSO B1420+326 - Julian Sitarek (University of Lodz)

15:45 Modelling blazar SEDs and spectral variability with time-dependent diffusive shock acceleration - Markus Boettcher (North-West University)

16:00 Gamma-ray Flare and Optical Polarization Angle Swing Reveal Magnetic Reconnection in Blazars - Haocheng Zhang

16:15 Jet physics of gamma-ray-emitting narrow-line Seyfert 1 galaxies - Filippo D'Ammando
Parallel-6
Parallel-6
15:00 - 16:30
Contributions

15:00 COMPTEL Reloaded: An updated view on the MeV Sky - Werner Collmar

15:15 MeVCube: a CubeSat for MeV astrophysics - Giulio Lucchetta

15:30 All Sky Medium Energy Gamma-ray Observatory (AMEGO): Exploring the Extreme Multimessenger Universe - Julie McEnery (NASA)

15:45 Concept: Galactic Explorer with a Coded Aperture Mask Compton Telescope (GECCO) - Alexander Moiseev

16:00 The GRAMS Project: Gamma-Ray and AntiMatter Survey - Tsuguo Aramaki

16:15 SWGO: The next-generation ground-based wide field-of-view gamma-ray observatory in the southern hemisphere - Francesco Longo
16:30 Coffee break
Coffee break
16:30 - 16:45
16:45 Plenary-2
Plenary-2
16:45 - 18:00
Contributions

16:45 Fast Radio Bursts - Jason Hessels (University of Amsterdam)

17:10 Stellar objects as gamma-ray sources: the Cygnus region - Paula Benaglia

17:35 Optical observations of high-energy gamma-ray binaries - Itumeleng Monageng
18:00 Poster Session 3
Poster Session 3
18:00 - 19:30
Contributions

18:00 Plucking the Web: Searching Unassociated Fermi Gamma-ray Sources for Spider Pulsars with a Jerk search Algorithm - Shawaiz Tabassum

18:05 Multiwavelength observations of the mode change in PSR J2021+4026 - Pablo Saz Parkinson (The University of Hong Kong)

18:10 A MeerKAT Pulsar Survey of Fermi Unidentified Sources - Tinn Thongmeearkom

18:15 Search for VHE emission from PSR J0218+4232 - Alessia Spolon

18:20 StellarICS: Inverse Compton Emission from the Quiet Sun and Stars from keV to TeV - Elena Orlando

18:25 Stacked Analysis of Galactic Wolf-Rayet Stars - Alex McDaniel

18:30 Relativistic Fluid Modeling of the Gamma-Ray Binary LS5039 - David Huber

18:35 A study of super-luminous stars with the Fermi Large Area Telescope - Raniere Menezes (Universidade de São Paulo)

18:40 Investigating Superorbital Modulation in the X-ray Binary 4U 1538-52 with the BAT and GBM - Robin Corbet

18:45 Gamma-ray Eclipses from Redback and Black Widow Pulsars - Colin Clark

18:50 Gamma-rays from young SNRs in dense circumstellar environments - Robert Brose

18:55 Morphology of SNRs and their halos - Robert Brose

19:00 The impact of the circumstellar magnetic field on the observed gamma-ray spectrum from supernova remnants - Iurii Sushch (Deutsches Elektronen-Synchrotron DESY)

19:05 GeV emission from protostellar jets - Anabella Araudo

19:10 Constraining TeV emission regions in gamma-ray binaries with gamma-gamma absorption - Drikus Plooy

19:15 A Fundamental Plane of Gamma-Ray Pulsars: Observations and Kinetic PIC Models - Constantinos Kalapotharakos (UMCP CRESST / NASA GSFC)
Poster Session 4
Poster Session 4
18:00 - 19:30
Contributions

18:00 Shaken, not stirred: test particles in binary black hole mergers - Pieter van der Merwe

18:04 Peculiar Prompt Emission and Afterglow in the H.E.S.S.-detected GRB 190829A - Rahul Gupta

18:08 Unveiling the origin of steep decay in gamma-ray bursts - Samuele Ronchini (Gran Sasso Science Institute)

18:12 GRB 131014A: A Laboratory for Studying the Thermal-like and Non-thermal Emissions in Gamma-Ray Bursts - Sylvain Guiriec (NASA Goddard Space Flight Center / UMD / CRESST)

18:16 M@TE - Extending the Coverage of TeV Monitoring - Daniela Dorner

18:20 GRB 190114C: from prompt to afterglow? - Maria Edvige Ravasio

18:24 Absorption spectroscopy of GRB160410A: First complete study of the ISM of a short GRB - José Feliciano Agüí Fernández

18:28 GRB 171205A/SN2017iuk as a reference for GRB studies - Antonio de Ugarte Postigo

18:32 Constraining the number of classes of gamma-ray burst: multidimensional modelling with skewed distributions - Mariusz Tarnopolski

18:36 SN 2010kd: Photometric and Spectroscopic Analysis of a Slow-Decaying Superluminous Supernova. - Amit Kumar

18:40 Temporal and Spectral Modelling of Intermediate Luminosity type Ib Supernova SN2015ap. - Amar Aryan

18:44 The results of joint GBM-LAT spectral analysis of four fluence populations of GRBs - Saeeda Sajjad

18:48 High energy face of Gamma-ray bursts - Shashi Bhushan Pandey

18:52 Investigation of gamma rays at an altitude of 3340 meters above sea level on a complex installation HADRON-55 - Tynik Idrissova

18:56 The Transient program of the Cherenkov Telescope Array - Alessandro Carosi Alicia Lopez Francesco Longo

19:00 FACT - Results from more than 8 Years of Monitoring - Daniela Dorner

19:04 3D magnetised jet break-out from neutron-star binary merger ejecta: afterglow emission from the jet and the ejecta - Antonios Nathanail

19:08 Constraints on Lorentz Invariance Violation from MAGIC observation of GRB 190114C - Daniel Kerszberg (IFAE - Institute for High Energy Physics)

19:12 Fermi-GBM and Swift-BAT detection of an extragalactic magnetar giant flare - Peter Veres

19:16 Identifying Black Hole Central Engines in Gamma-Ray Bursts - Vidushi Sharma
Wednesday 14 April 2021
07:00 Poster Session 6
Poster Session 6
07:00 - 08:30
Contributions

07:00 Search for transient sources on monthly time scale. - Isabella Mereu

07:07 Cross-match between the latest Swift/BAT and Fermi/LAT catalogs toward MeV all sky simulation - Naomi Tsuji

07:14 Population Studies of Fermi LAT sources - Elena Orlando

07:21 Discovery of 100 TeV gamma-rays from HESS J1702-420: a new PeVatron candidate - Luca Giunti

07:28 Cherenkov Telescope Array sensitivity to branon dark matter models - Alejandra Aguirre-Santaella

07:35 Automated classification of X-rays sources within the extent of Fermi-LAT sources - Jeremy Hare

07:42 Double-dipping for dark matter with gamma-rays - Geoff Beck

07:49 Classification and Ranking of Fermi LAT gamma-ray sources from the 4FGL Catalog using Machine Learning Techniques - Pablo Saz Parkinson (The University of Hong Kong)

07:56 Did Dark Matter Kill the Dinosaurs? - Michael Sarkis
Poster Session 5
Poster Session 5
07:00 - 08:30
Contributions

07:00 Shaken, not stirred: test particles in binary black hole mergers - Pieter van der Merwe

07:03 Constraining the number of classes of gamma-ray burst: multidimensional modelling with skewed distributions - Mariusz Tarnopolski

07:06 The results of joint GBM-LAT spectral analysis of four fluence populations of GRBs - Saeeda Sajjad

07:09 The Transient program of the Cherenkov Telescope Array - Alessandro Carosi Alicia Lopez Francesco Longo

07:12 Peculiar Prompt Emission and Afterglow in the H.E.S.S.-detected GRB 190829A - Rahul Gupta

07:15 FACT - Results from more than 8 Years of Monitoring - Daniela Dorner

07:18 Fermi-GBM and Swift-BAT detection of an extragalactic magnetar giant flare - Peter Veres

07:21 Identifying Black Hole Central Engines in Gamma-Ray Bursts - Vidushi Sharma

07:24 Unveiling the origin of steep decay in gamma-ray bursts - Samuele Ronchini (Gran Sasso Science Institute)

07:27 3D magnetised jet break-out from neutron-star binary merger ejecta: afterglow emission from the jet and the ejecta - Antonios Nathanail

07:30 Constraints on Lorentz Invariance Violation from MAGIC observation of GRB 190114C - Daniel Kerszberg (IFAE - Institute for High Energy Physics)

07:33 Investigation of gamma rays at an altitude of 3340 meters above sea level on a complex installation HADRON-55 - Tynik Idrissova

07:36 GRB 131014A: A Laboratory for Studying the Thermal-like and Non-thermal Emissions in Gamma-Ray Bursts - Sylvain Guiriec (NASA Goddard Space Flight Center / UMD / CRESST)

07:39 High energy face of Gamma-ray bursts - Shashi Bhushan Pandey

07:42 SN 2010kd: Photometric and Spectroscopic Analysis of a Slow-Decaying Superluminous Supernova. - Amit Kumar

07:45 M@TE - Extending the Coverage of TeV Monitoring - Daniela Dorner

07:48 GRB 171205A/SN2017iuk as a reference for GRB studies - Antonio de Ugarte Postigo

07:51 Temporal and Spectral Modelling of Intermediate Luminosity type Ib Supernova SN2015ap. - Amar Aryan

07:54 Absorption spectroscopy of GRB160410A: First complete study of the ISM of a short GRB - José Feliciano Agüí Fernández

07:57 GRB 190114C: from prompt to afterglow? - Maria Edvige Ravasio
15:00 Plenary-3
Plenary-3
15:00 - 16:25
Contributions

15:00 Gamma rays and multiwavelength astronomy with 3ML - Nicola Omodei

15:25 Incremental releases of the Fermi LAT source catalog - Jean Ballet (CEA Saclay)

15:40 The Fermi GBM Data Tools and GSpec - Adam Goldstein

15:55 The Fermi-LAT Light Curve Repository - Dan Kocevski

16:10 The First Fermi Masterclass Online Edition 2020 - Elisabetta Bissaldi
16:25 Coffee break
Coffee break
16:25 - 16:35
16:35 Plenary-4
Plenary-4
16:35 - 18:15
Contributions

16:35 The challenge of understanding AGNs through extensive multiwavelength observations - David Paneque

17:00 EBL models and cosmology with gamma rays - Justin Finke

17:25 High-Energy Neutrino Observations by IceCube - Markus Ahlers (Niels Bohr International Academy, Niels Bohr Institute)

17:50 Theoretical perspectives on Multimessenger Astronomy with astrophysical neutrinos - Anita Reimer (University of Innsbruck)
18:15 Parallel-7
Parallel-7
18:15 - 19:45
Contributions

18:15 Multimessenger follow-up of high energy neutrino events using Fermi-GBM - Joshua Wood (University of Wisconsin, Madison)

18:30 12.5 Years of Fermi LAT Flare Advocate Service - Stefano Ciprini (INFN & University Perugia)

18:45 Patterns in the multi-wavelength behavior of neutrino emitting blazar candidates - Simone Garrappa

19:00 Searching for the sources of high-energy astrophysical neutrinos with VERITAS - Weidong Jin (The University of Alabama)

19:15 Multimessenger tests of high-energy neutrino production in blazars - Foteini Oikonomou

19:30 Seeking the Link between IceCube High-Energy Neutrinos and the Unresolved Gamma-ray Background - Michela Negro
Parallel-9
Parallel-9
18:15 - 19:45
Contributions

18:15 A Decade of Gamma-ray Bursts Observed by Fermi-GBM - Andreas von Kienlin (MPE)

18:30 Photospheric emission in GRBs observed by Fermi/GBM - Felix Ryde

18:45 GRB 160625B: Evidence for a Gaussian-Shaped Jet - Virginia Cunningham

19:00 "Pulsar Wind" model of early GRB Afterglows - Maxim Lyutikov

19:15 Magnetar Giant Flares as Gamma-Ray Bursts - Rachel Hamburg

19:30 High-Energy Emission from a Magnetar Giant Flare in the Sculptor Galaxy - Niccolo' Di Lalla
Parallel-8
Parallel-8
18:15 - 19:45
Contributions

18:15 Search for new cosmic-ray acceleration sites within the 4FGL catalog sources - Marianne Lemoine-Goumard (CNRS)

18:30 Shell like Supernova Remnants observed with Fermi-LAT - Francesco de Palma (INFN)

18:45 G150.3+4.5: a new dynamically young SNR seen with the Fermi-LAT - Justine Devin

19:00 SNR G39.2-0.3, an hadronic cosmic rays accelerator - Emma de Ona Wilhelmi

19:15 Cosmic-ray acceleration and escape from post-adiabatic Supernova remnants - Robert Brose

19:30 Pulsar wind nebulae as probes of high energy astrophysics - Samayra Straal
Thursday 15 April 2021
07:00 Parallel-12
Parallel-12
07:00 - 08:30
Contributions

07:00 12 years of quasi-periodic gamma-ray oscillations of PG 1553+113 seen by Fermi LAT - Stefan Larsson

07:15 Building a robust sample of Fermi-LAT blazars that exhibit periodic gamma-ray emission - Pablo Peñil (Universidad Complutense de Madrid)

07:30 A new approach to search for binary black holes with Fermi/LAT - Michael Kreter

07:45 Pinpointing the sources of the Fermi Isotropic Gamma-ray Background using Swift - RIleyAnne Sharpe

08:00 The GLEAM 4-Jy (G4Jy) Sample: the ‘brightest’ radio-sources in the southern sky - Sarah White

08:15 Kinematics of Parsec-Scale Jets of Gamma-Ray Blazars: Ten Years of the 43GHz VLBA-BU-BLAZAR Program - Zachary Weaver
Parallel-10
Parallel-10
07:00 - 08:30
Contributions

07:00 The unique role of Fermi-LAT in GRB science - Magnus Axelsson

07:15 Fermi and Swift Observations of GRB 190114C: Tracing the Evolution of High-Energy Emission from Prompt to Afterglow - Makoto Arimoto (Kanazawa University)

07:30 Exploring the late-time gamma-ray burst afterglow at Very High Energies with H.E.S.S. - Sylvia Zhu

07:45 VHE emission from GRBs: does it require a peculiar host environment? - Christina Thöne

08:00 The connection between GRB prompt emission physics and high energy cosmic rays: new constraints using Fermi data - Asaf Pe'er

08:15 Spatiotemporal correlation between gamma-ray bursts and ultra-high energy neutrinos - Mariusz Tarnopolski
Parallel-11
Parallel-11
07:00 - 08:30
Contributions

07:00 Einstein @ Home Discovery of Two Spiders Pulsars - Lars Nieder

07:15 Searching for a population of soft gamma-ray pulsars - Pablo Saz Parkinson (The University of Hong Kong)

07:30 Energy-dependent Light Curve Modeling of the Vela Pulsar - Monica Barnard

07:45 Modelling the optical polarized emission of AR Scorpii white dwarf pulsar - Fidy Andriamanankasina Ramamonjisoa

08:00 Phase-resolved polarimetry constraints for the white dwarf pulsar AR Sco - Louis Du Plessis

08:15 Studying the importance of possible oscillations of photons into axion-like particles in pulsars - Giorgio Galanti (INAF, Osservatorio Astronomico di Brera)
15:00 Plenary-5
Plenary-5
15:00 - 16:20
Contributions

15:00 Current constraints on WIMP dark matter - Ilias Cholis

15:25 Constraining the Dark Matter annihilation cross section with a combined analysis of dwarf spheroidal galaxy observations from Fermi-LAT, HAWC, H.E.S.S., MAGIC, and VERITAS - Tjark Miener

15:40 Galactic Centre gamma-ray excesses - Isabelle Grenier

16:05 Measuring the Mass of the Missing Baryons in the Halo of Andromeda Galaxy with Gamma-Ray Observations - Yi Zhang
16:20 Coffee break
Coffee break
16:20 - 16:35
16:35 Plenary-6
Plenary-6
16:35 - 18:10
Contributions

16:35 Fermi-LAT Solar Flare Catalog: Observations of Solar Flares at High Energy During Solar Cycle 24th - Nicola Omodei

17:00 Probing the Puzzle of Fermi Long-Duration Gamma-Ray Flares by Data-driven Global MHD Simulations - Meng Jin

17:25 Free time

17:40 Study of Earth's Stratospheric Gamma-Ray Emission in Geographical Coordinates with Fermi LAT - Warit Mitthumsiri

17:55 Search for gamma-ray emission from interstellar visitors 1I/‘Oumuamua and 2I/Borisov with Fermi-LAT data - Leonardo Di Venere (Universita e INFN, Bari (IT))
18:10 Poster Session 7
Poster Session 7
18:10 - 19:40
Contributions

18:10 Multi-wavelength study of large-scale outflows from the Circinus galaxy - Rozeena Ebrahim

18:13 Are we seeing magnetic reconnection generated gamma-ray flares in 3C 84 - Bindu Rani

18:16 The gamma-ray emission of young radio galaxies and quasars - Giacomo Principe

18:19 Two-component model of gamma-ray emission for Fermi/LAT-blazars - Zhiyuan Pei

18:22 Spectral analysis of S5 1803+784 BL Lacs Blazar - Joseph Omojola

18:25 Gamma-ray Emission from Molecular Outflows - Alex McDaniel

18:28 Optical spectroscopic classification of a selection of Southern Hemisphere 3FHL unclassified blazar candidates - JP Marais

18:31 Multiwavelength monitoring of gravitationally lensed blazar QSO B0218+357 between 2016 and 2020 - Francesco Longo

18:34 Variability of the Mg II 2798λ Emission Line during the 2017 Nonthermal Outburst in the Gamma-Ray Bright Quasar 1156+295 - Melissa Hallum

18:37 Searching for misaligned active galactic nuclei among blazar candidates in the Fourth Fermi-LAT catalog - Graziano Chiaro

18:40 The Gamma-ray Emission of Ultra-Fast Outflows - Marco Ajello

18:43 An association of a Fermi-LAT flaring activity with a blazar candidate behind the Large Magellanic Cloud - Natalia Zywucka

18:46 The ablation of gas clouds by blazar jets and the long-lasting flare in CTA 102 - Zacharias Michael

18:49 Systematic physical characterization of the gamma-ray spectra of 2FHL blazars - Jacobus van den Berg

18:52 Characterizing long-term leptonic variability in blazars - Hannes Thiersen

18:55 Measure the weighted cross correlation between GeV and MeV fluxes of Blazars - Mithun Randu

18:58 Hadronic synchrotron mirror model for blazars- Application to 3C279 - Laenita Oberholzer

19:01 Extragalactic Radio Background from Synchrotron Emission of Radio and Normal Galaxies - Nomthendeleko Motha

19:04 The first gamma-ray flare of the peculiar source PKS 2004-447 - Andrea Gokus

19:07 X-ray luminosity function of FSRQ with BAT 105 month catalog and contribution to cosmic MeV gamma-ray background - Yasushi Fukazawa

19:10 Ultrahigh-energy cosmic-ray interactions as the origin of very high-energy gamma-rays from BL Lacertae objects - Saikat Das

19:13 Constraining the intergalactic magnetic field with Fermi-LAT observations of seven ultra-high-frequency peaked BL Lac sources. - Brandon Bisschoff
Poster Session 8
Poster Session 8
18:10 - 19:40
Contributions

18:10 Plucking the Web: Searching Unassociated Fermi Gamma-ray Sources for Spider Pulsars with a Jerk search Algorithm - Shawaiz Tabassum

18:14 Multiwavelength observations of the mode change in PSR J2021+4026 - Pablo Saz Parkinson (The University of Hong Kong)

18:18 A MeerKAT Pulsar Survey of Fermi Unidentified Sources - Tinn Thongmeearkom

18:22 Search for VHE emission from PSR J0218+4232 - Alessia Spolon

18:26 StellarICS: Inverse Compton Emission from the Quiet Sun and Stars from keV to TeV - Elena Orlando

18:30 Stacked Analysis of Galactic Wolf-Rayet Stars - Alex McDaniel

18:34 Relativistic Fluid Modeling of the Gamma-Ray Binary LS5039 - David Huber

18:38 A study of super-luminous stars with the Fermi Large Area Telescope - Raniere Menezes (Universidade de São Paulo)

18:42 Investigating Superorbital Modulation in the X-ray Binary 4U 1538-52 with the BAT and GBM - Robin Corbet

18:46 Gamma-ray Eclipses from Redback and Black Widow Pulsars - Colin Clark

18:50 Gamma-rays from young SNRs in dense circumstellar environments - Robert Brose

18:54 Morphology of SNRs and their halos - Robert Brose

18:58 GeV emission from protostellar jets - Anabella Araudo

19:02 The impact of the circumstellar magnetic field on the observed gamma-ray spectrum from supernova remnants - Iurii Sushch (Deutsches Elektronen-Synchrotron DESY)

19:06 Constraining TeV emission regions in gamma-ray binaries with gamma-gamma absorption - Drikus Plooy

19:10 A Fundamental Plane of Gamma-Ray Pulsars: Observations and Kinetic PIC Models - Constantinos Kalapotharakos (UMCP CRESST / NASA GSFC)
Friday 16 April 2021
07:00 Poster Session 10
Poster Session 10
07:00 - 08:30
Contributions

07:00 Plucking the Web: Searching Unassociated Fermi Gamma-ray Sources for Spider Pulsars with a Jerk search Algorithm - Shawaiz Tabassum

07:05 Multiwavelength observations of the mode change in PSR J2021+4026 - Pablo Saz Parkinson (The University of Hong Kong)

07:10 A MeerKAT Pulsar Survey of Fermi Unidentified Sources - Tinn Thongmeearkom

07:15 Search for VHE emission from PSR J0218+4232 - Alessia Spolon

07:20 StellarICS: Inverse Compton Emission from the Quiet Sun and Stars from keV to TeV - Elena Orlando

07:25 Stacked Analysis of Galactic Wolf-Rayet Stars - Alex McDaniel

07:30 Relativistic Fluid Modeling of the Gamma-Ray Binary LS5039 - David Huber

07:35 A study of super-luminous stars with the Fermi Large Area Telescope - Raniere Menezes (Universidade de São Paulo)

07:40 Investigating Superorbital Modulation in the X-ray Binary 4U 1538-52 with the BAT and GBM - Robin Corbet

07:45 Gamma-ray Eclipses from Redback and Black Widow Pulsars - Colin Clark

07:50 Gamma-rays from young SNRs in dense circumstellar environments - Robert Brose

07:55 Morphology of SNRs and their halos - Robert Brose

08:00 GeV emission from protostellar jets - Anabella Araudo

08:05 The impact of the circumstellar magnetic field on the observed gamma-ray spectrum from supernova remnants - Iurii Sushch (Deutsches Elektronen-Synchrotron DESY)

08:10 Constraining TeV emission regions in gamma-ray binaries with gamma-gamma absorption - Drikus Plooy

08:15 A Fundamental Plane of Gamma-Ray Pulsars: Observations and Kinetic PIC Models - Constantinos Kalapotharakos (UMCP CRESST / NASA GSFC)
Poster Session 9
Poster Session 9
07:00 - 08:30
Contributions

07:00 GRB 190114C: from prompt to afterglow? - Maria Edvige Ravasio

07:04 Shaken, not stirred: test particles in binary black hole mergers - Pieter van der Merwe

07:08 Constraining the number of classes of gamma-ray burst: multidimensional modelling with skewed distributions - Mariusz Tarnopolski

07:12 The results of joint GBM-LAT spectral analysis of four fluence populations of GRBs - Saeeda Sajjad

07:16 The Transient program of the Cherenkov Telescope Array - Alessandro Carosi Alicia Lopez Francesco Longo

07:20 Peculiar Prompt Emission and Afterglow in the H.E.S.S.-detected GRB 190829A - Rahul Gupta

07:24 FACT - Results from more than 8 Years of Monitoring - Daniela Dorner

07:28 Fermi-GBM and Swift-BAT detection of an extragalactic magnetar giant flare - Peter Veres

07:32 Identifying Black Hole Central Engines in Gamma-Ray Bursts - Vidushi Sharma

07:36 Unveiling the origin of steep decay in gamma-ray bursts - Samuele Ronchini (Gran Sasso Science Institute)

07:40 3D magnetised jet break-out from neutron-star binary merger ejecta: afterglow emission from the jet and the ejecta - Antonios Nathanail

07:44 Constraints on Lorentz Invariance Violation from MAGIC observation of GRB 190114C - Daniel Kerszberg (IFAE - Institute for High Energy Physics)

07:48 Investigation of gamma rays at an altitude of 3340 meters above sea level on a complex installation HADRON-55 - Tynik Idrissova

07:52 GRB 131014A: A Laboratory for Studying the Thermal-like and Non-thermal Emissions in Gamma-Ray Bursts - Sylvain Guiriec (NASA Goddard Space Flight Center / UMD / CRESST)

07:56 High energy face of Gamma-ray bursts - Shashi Bhushan Pandey

08:00 SN 2010kd: Photometric and Spectroscopic Analysis of a Slow-Decaying Superluminous Supernova. - Amit Kumar

08:04 M@TE - Extending the Coverage of TeV Monitoring - Daniela Dorner

08:08 GRB 171205A/SN2017iuk as a reference for GRB studies - Antonio de Ugarte Postigo

08:12 Temporal and Spectral Modelling of Intermediate Luminosity type Ib Supernova SN2015ap. - Amar Aryan

08:16 Absorption spectroscopy of GRB160410A: First complete study of the ISM of a short GRB - José Feliciano Agüí Fernández
15:00 Plenary-7
Plenary-7
15:00 - 16:20
Contributions

15:00 Very-High-Energy Observations of Pulsar Wind Nebulae and Supernova Remnants - Nukri Komin (Wits University)

15:25 What have we learned from Fermi Pulsar Light Curve Modelling? - Christo Venter (North-West University Potchefstroom Campus)

15:50 The Third Fermi-LAT Pulsar Catalog - Matthew Kerr

16:05 Free time
16:20 Coffee break
Coffee break
16:20 - 16:35
16:35 Plenary-8
Plenary-8
16:35 - 18:20
Contributions

16:35 eROSITA – The new X-ray all-sky survey - Peter Predehl

17:00 The Square Kilometre Array: Big Telescope, Big Science, Big Data - Russ Taylor

17:25 Science with Fermi and the Cherenkov Telescope Array - Jamie Holder (University of Delaware)

17:50 High-Energy Astrophysics in Namibia - Michael Backes (University of Namibia)

18:05 Recent highlights from VERITAS - Alisha Chromey
18:20 Poster Session 11
Poster Session 11
18:20 - 19:50
Contributions

18:20 Constraining the intergalactic magnetic field with Fermi-LAT observations of seven ultra-high-frequency peaked BL Lac sources. - Brandon Bisschoff

18:26 Ultrahigh-energy cosmic-ray interactions as the origin of very high-energy gamma-rays from BL Lacertae objects - Saikat Das

18:29 X-ray luminosity function of FSRQ with BAT 105 month catalog and contribution to cosmic MeV gamma-ray background - Yasushi Fukazawa

18:32 The first gamma-ray flare of the peculiar source PKS 2004-447 - Andrea Gokus

18:35 Extragalactic Radio Background from Synchrotron Emission of Radio and Normal Galaxies - Nomthendeleko Motha

18:38 Hadronic synchrotron mirror model for blazars- Application to 3C279 - Laenita Oberholzer

18:41 Measure the weighted cross correlation between GeV and MeV fluxes of Blazars - Mithun Randu

18:44 Characterizing long-term leptonic variability in blazars - Hannes Thiersen

18:47 Systematic physical characterization of the gamma-ray spectra of 2FHL blazars - Jacobus van den Berg

18:50 The ablation of gas clouds by blazar jets and the long-lasting flare in CTA 102 - Zacharias Michael

18:53 An association of a Fermi-LAT flaring activity with a blazar candidate behind the Large Magellanic Cloud - Natalia Zywucka

18:56 The Gamma-ray Emission of Ultra-Fast Outflows - Marco Ajello

18:59 Searching for misaligned active galactic nuclei among blazar candidates in the Fourth Fermi-LAT catalog - Graziano Chiaro

19:02 Variability of the Mg II 2798λ Emission Line during the 2017 Nonthermal Outburst in the Gamma-Ray Bright Quasar 1156+295 - Melissa Hallum

19:05 Multiwavelength monitoring of gravitationally lensed blazar QSO B0218+357 between 2016 and 2020 - Francesco Longo

19:08 Optical spectroscopic classification of a selection of Southern Hemisphere 3FHL unclassified blazar candidates - JP Marais

19:11 Gamma-ray Emission from Molecular Outflows - Alex McDaniel

19:14 Spectral analysis of S5 1803+784 BL Lacs Blazar - Joseph Omojola

19:17 Two-component model of gamma-ray emission for Fermi/LAT-blazars - Zhiyuan Pei

19:20 The gamma-ray emission of young radio galaxies and quasars - Giacomo Principe

19:23 Are we seeing magnetic reconnection generated gamma-ray flares in 3C 84 - Bindu Rani

19:26 Multi-wavelength study of large-scale outflows from the Circinus galaxy - Rozeena Ebrahim
Poster Session 12
Poster Session 12
18:20 - 19:50
Contributions

18:20 Search for transient sources on monthly time scale. - Isabella Mereu

18:27 Cross-match between the latest Swift/BAT and Fermi/LAT catalogs toward MeV all sky simulation - Naomi Tsuji

18:34 Population Studies of Fermi LAT sources - Elena Orlando

18:41 Discovery of 100 TeV gamma-rays from HESS J1702-420: a new PeVatron candidate - Luca Giunti

18:48 Cherenkov Telescope Array sensitivity to branon dark matter models - Alejandra Aguirre-Santaella

18:55 Automated classification of X-rays sources within the extent of Fermi-LAT sources - Jeremy Hare

19:02 Double-dipping for dark matter with gamma-rays - Geoff Beck

19:09 Classification and Ranking of Fermi LAT gamma-ray sources from the 4FGL Catalog using Machine Learning Techniques - Pablo Saz Parkinson (The University of Hong Kong)

19:16 Did Dark Matter Kill the Dinosaurs? - Michael Sarkis
Saturday 17 April 2021
15:00 Parallel-13
Parallel-13
15:00 - 16:30
Contributions

15:00 Point source location and classification at GeV energies using image segmentation and classification neural networks - Boris Panes Christopher Eckner Gabrijela Zaharijas Gudlaugur Johannesson Klaas Dijkstra Luc Hendriks Roberto Ruiz de Austri Sascha Caron

15:15 A comprehensive power spectral density analysis of astronomical time series: the gamma-ray light curves of selected Fermi blazars - Natalia Zywucka

15:30 Eliminating single-band dominance in dual-band pulsar light curve fitting - Albertus Seyffert

15:45 Assessment of the data-model agreement in Fermi-LAT data analysis - Philippe Bruel

16:00 An observational determination of the extragalactic background light from the HST/CANDELS survey in the Fermi and CTA era - Alberto Saldana-Lopez

16:15 What Racing Distant Fermi GRB Photons Can Tell Us About our Universe - Robert Nemiroff
Parallel-14
Parallel-14
15:00 - 16:30
Contributions

15:00 Investigating the radio and high-energy connection in a sample of gamma-ray emitting radio-loud AGN - Monica Orienti

15:15 Gamma-ray bright AGN: a decade of joint MOJAVE-Fermi monitoring - Ivan Kramarenko

15:30 Gamma-ray observations of low-luminosity AGNs - Raniere de Menezes

15:45 Locating the gamma-ray emission in Flat Spectrum Radio Quasars - Atreya Acharyya

16:00 Modeling the Spectral Energy Distributions and Spectropolarimetry of Blazars - Hester Schutte

16:15 Monte-Carlo Simulations of Compton Polarization for Blazars - Lente Dreyer
Parallel-15
Parallel-15
15:00 - 16:30
Contributions

15:00 Using The Fermi Treasure Map To Find Pulsars With MeerKAT - Rene Breton

15:15 Predicting Broadband Emission from Spider Binaries - Zorawar Wadiasingh (NASA GSFC)

15:30 Understanding the Pulsar Multipolar Field Structure through NICER and Fermi data - Constantinos Kalapotharakos (UMCP CRESST / NASA GSFC)

15:45 Constraining the Average Pair Physics of Pulsars Embedded in Terzan 5 through Multi-component Spectral Modelling - Hambeleleni Davids

16:00 Modeling Very-High-Energy Emission from Pulsars - Alice Harding

16:15 A search for new TeV sources with HAWC - Miguel Mostafa (Penn State University)
16:30 Plenary-9
Plenary-9
16:30 - 18:00
Contributions

16:30 GECAM, a new GW Counterpart All-sky Monitor in 2020's - Shijie Zheng

16:45 BurstCube: A CubeSat for Gravitational Wave Counterparts - Alyson Joens

17:00 The Transient High-Energy Sky and Early Universe Surveyor (THESEUS) - Lorenzo Amati (INAF - OAS Bologna)

17:15 X-ray counterparts of gravitational waves - Gor Oganesyan

17:30 Polarimetry of gamma rays converting to e+e- pairs: performance of silicon strip detectors-based telescopes - Denis Robert Leon Bernard (Centre National de la Recherche Scientifique (FR))

17:45 Concluding remarks - Elizabeth Hays (NASA GSFC) Judith Racusin Markus Boettcher (North-West University) Soebur Razzaque (University of Johannesburg)
18:00 Gather.Town
Gather.Town
18:00 - 19:30

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