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Talks

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Invited Talks at Conferences      

  1. Invited talk, Cosmic rays in galaxy formation
    Computational Galaxy Formation
    Ringberg Castle, Tegernsee, Germany, Mar 19-23, 2018

  2. Invited talk, Cosmic ray acceleration at shocks
    Astrophysical shocks
    Leibniz Institute for Astrophysics, Potsdam, Germany, Mar 5-7, 2018

  3. Invited review, Cosmological simulations of clusters
    Diffuse Synchrotron Emission in Galaxy Clusters: What's Next?
    Leiden, The Netherlands, Oct 23-27, 2017

  4. Invited talk, Cosmic rays and galactic winds
    Three elephants in the gamma-ray sky: Loop I, the Fermi bubbles, and the Galactic center excess
    Garmisch-Partenkirchen, Germany, Oct 21-24, 2017

  5. Invited plenary talk, Cosmic rays, particle acceleration, and γ-ray constraints on star and galaxy formation
    7th International Fermi Symposium
    Garmisch-Partenkirchen, Germany, Oct 16-20, 2017

  6. Invited plenary talk, The role of cosmic rays in galaxies and galaxy clusters
    IceCube Collaboration meeting Fall 2017
    Humboldt University, Berlin, Germany, Oct 6, 2017

  7. Invited plenary talk, The role of cosmic rays in galaxy formation
    Invited discussion talk, Open problems for modelling cosmic rays in galaxy formation
    Annual Meeting of the Max-Planck-Princeton Research Center for Plasma Physics
    Alfried Krupp Wissenschaftskolleg Greifswald, Germany, Sep 18 - 22, 2017

  8. Invited talk, Cosmic rays and magnetic fields in galaxies
    Invited talk, Illuminating cosmological formation shocks
    Lorentz Center workshop on Bayesian modeling of the Galactic magnetic field,
    Leiden University, The Netherlands, Mar 20 - 24, 2017

  9. Invited talk, Cosmic ray heating in cool core clusters
    Galaxy clusters: physics laboratories and cosmological probes
    Cambridge, UK, Dec 5 - 9, 2016

  10. Invited talk, Cosmic ray transport in galaxy formation
    Workshop on Dynamical effects of cosmic rays
    Montpellier, France, Dec 1 - 2, 2016

  11. Invited talk, The physics of propagating TeV gamma-rays: from plasma instabilities to cosmological structure formation
    Ruhr Astroparticle-Plasma Physics (RAPP) Center Inauguration Meeting,
    Bochum University, Germany, Sep 22 - 23, 2016

  12. Invited plenary talk, High-energy astrophysics - status and perspectives
    Invited talk, How cosmic rays shape the interstellar medium and galaxies
    Annual Meeting of the German Astronomical Society:
    The Many Facets of Astrophysics - Photons, Particles, and Spacetime
    Bochum University, Germany, Sep 12 - 16, 2016

  13. Invited talk, Is cosmic ray heating relevant in cool core clusters?
    Workshop on Physics of the Intracluster Medium: Theory and Computation
    Minneapolis, USA, Aug 22 - 24, 2016

  14. Invited talk,
    Cosmic ray feedback in galaxies and AGN (handout version)
    Cosmic ray feedback in galaxies and AGN (talk with movies, 75 MB)
    6th International Symposium on Gamma-Ray Astronomy 2016
    Heidelberg, Germany, July 11 - 15, 2016

  15. Invited talk, Cosmic ray feedback in galaxy formation
    Workshop on Magnetic Fields in Galaxies
    Bochum, Germany, June 15 - 17, 2016

  16. Invited talk, Cosmic ray physics in galaxy formation
    Computational Galaxy Formation
    Ringberg, Tegernsee, Germany, May 9 - 13, 2016

  17. Invited talk, The physics of propagating TeV gamma-rays: from plasma instabilities to cosmological structure formation
    Dynamical processes in space plasmas
    The Dead Sea, Israel, Apr 3 - 11, 2016

  18. Invited talk, 30,000 foot view of blazar heating
    Feedback over 44 Orders of Magnitude: From Gamma-rays to the Universe
    Perimeter Institute, Waterloo, Canada, Mar 14 - 16, 2016

  19. Invited talk, Large-scale shocks and extragalactic cosmic rays
    International Meeting on Bayesian Inference of the Galactic magnetic field
    ISSI Bern, Switzerland, Oct 28, 2015

  20. Invited talk, Cosmic rays and magnetic fields in galaxies
    Invited talk, Radio halos and relics in galaxy clusters
    Cosmic magnetic fields
    Ringberg Castle, Germany, July 1 - 4, 2015

  21. Invited talk, On the cluster physics of Sunyaev-Zel'dovich and X-ray surveys
    Invited talk, AGN feedback: mechanical versus cosmic-ray heating
    Intra-cluster medium physics and modelling
    Max-Planck Institute for Astrophysics, Garching, Germany, June 15 - 17, 2015

  22. Invited talk, Radio galaxies in clusters: cosmic weather stations or novel probes of cluster physics?
    Invited talk, The physics and cosmology of TeV blazars
    Nonthermal Processes in Astrophysical Phenomena - JonesFest and Workshop,
    University of Minneapolis, Minnesota, USA, June 10 - 12, 2015

  23. Invited talk, The impact of cosmic rays on galaxy formation: passive spectators or active drivers?
    Accelerating Cosmic Ray Comprehension,
    Princeton University, USA, Apr 13 - 17, 2015

  24. Invited talk, Cosmic ray feedback in galaxies and cool core clusters
    Astrophysics of High-Beta Plasmas in the Universe,
    Jeju Island, Korea, Nov 10 - 13, 2014

  25. Invited review, Gamma-ray Astronomy
    Astroparticle Physics in Germany: Status and Perspectives,
    Karlsruhe Institute for Technology, Germany, Sep 30 - Oct 1, 2014

  26. Invited talk, Cosmic ray heating in cool core clusters
    The Physics of the Intracluster Medium: Theory and Computation,
    Niels Bohr Institute, Copenhagen, Denmark, Aug 11 - 14, 2014

  27. Invited review, Magnetic fields in galaxy clusters
    Invited talk, Cosmic ray feedback from active galactic nuclei
    ICM Inhomogeneities in the Intracluster Plasma,
    Stanford University/KIPAC, USA, July 28 - 30, 2014

  28. Invited review, Radio mode theory: mechanical versus cosmic-ray heating
    Quenching and Quiescence,
    Max-Planck Institute for Astronomy, Heidelberg, Germany, Jul 14 - 18, 2014

  29. Invited talk, How cosmic rays shape the faint- and bright-end of the galaxy population
    Gravity's Loyal Opposition: The Physics of Star Formation Feedback,
    Kavli Institute for Theoretical Physics, Santa Barbara, USA, Apr 14 - Jul 3, 2014

  30. Invited plenary talk, The Physics of Propagating TeV Gamma-rays: from Plasma Instabilities to Cosmological Structure Formation
    DPG Spring Conference on Particle and Astroparticle Physics,
    Mainz University, Germany, Mar 24, 2014

  31. Invited talk, Non-thermal Emission from Galaxy Clusters: Cosmic Rays and Dark Matter
    Anisotropic Universe: from Microwaves to Ultrahigh Energies,
    GRAPPA Institute, University of Amsterdam, The Netherlands, Sep 27, 2013

  32. Invited talk, Blazar heating: physical mechanism and cosmological consequences
    ENIGMA workshop,
    Max-Planck Institute for Astronomy, Heidelberg, Germany, Jun 18, 2013

  33. Invited talk, LOFAR's role in unveiling the physics of galactic winds and AGN feedback
    LOFAR Magnetism Key Science Project Workshop,
    Sardinia, Italy, May 13 - 15, 2013

  34. Invited talk, Galaxy Clusters as Laboratories for Astroparticle Physics
    SnowCLUSTER 2013,
    Utah, USA, Mar 24 - 29, 2013

  35. Invited review, Introduction to extragalactic sources of very high-energy photons
    Rencontres de Moriond: Very High Energy Phenomena in the Universe,
    La Thuile, Italy, Mar 9 - 16, 2013

  36. Invited talk, On the Cluster Physics of Sunyaev-Zel'dovich and X-ray Surveys
    Cosmology with Galaxy Clusters, Ringberg workshop,
    Tegernsee, Germany, Nov 19 - 23, 2012

  37. Invited talk, Galaxy Clusters as Laboratories for Astroparticle Physics
    Astroparticle Physics Splinter, Annual Meeting of the German Astronomical Union,
    Hamburg, Germany, Sep 24 - 28, 2012

  38. Invited talk, The Physics and Cosmology of TeV Blazars
    The Physics of the Intracluster Medium: Theory and Computation at the University of Michigan,
    Ann Arbor, Michigan, USA, Aug 29 - 31, 2012

  39. Invited talk, The Physics and Cosmology of TeV Blazars
    IAU General Assembly, Joint Discussion on The highest-energy gamma-ray universe observed with Cherenkov telescope arrays,
    Beijing, China, Aug 20 - 31, 2012

  40. Invited talk, Open questions on the physics of radio halos and relics in galaxy clusters
    IAU General Assembly, Special Session New era for studying interstellar and intergalactic magnetic fields,
    Beijing, China, Aug 20 - 31, 2012

  41. Invited talk, The Physics and Cosmology of TeV Blazars
    Annual Meeting of DFG Research Unit Magnetisation of Interstellar and Intergalactic Media,
    Mainz, Germany, Jul 9 - 13, 2012

  42. Invited talk, Galactic winds driven by cosmic-ray streaming - A chalk talk
    First Galaxies and Faint Dwarfs: Clues to the Small Scale Structure of Cold Dark Matter
    ,
    Kavli Institute for Theoretical Physics, Santa Barbara, USA, Feb 13 - May 4, 2012

  43. Invited talk, The cosmological implications of TeV blazars
    First Light and Faintest Dwarfs: Extreme Probes of the Cold Dark Matter Paradigm
    ,
    Kavli Institute for Theoretical Physics, Santa Barbara, USA, Feb 13 - 17, 2012

  44. Invited talk, Interaction of galaxies with environment - magnetic draping
    LOFAR Magnetism Key Science Project Workshop
    ,
    Institute for Radioastronomy, Bologna, Italy, Nov 24 - 25, 2011

  45. Invited talk, Blazar Heating - The Rosetta Stone for Structure Formation?
    Clusters of Galaxies as Cosmic Laboratories
    ,
    Stockholm University/Oskar Klein Center, Stockholm, Sweden, Sep 12 - 14, 2011

  46. Invited talk, Blazar Heating - The Rosetta Stone for Structure Formation?
    Groups and Clusters of Galaxies: Confronting Theory with Observations
    ,
    Lorentz Center, Leiden, The Netherlands, Jul 25 - 29, 2011

  47. Invited talk, A pedagogical guide to radio phenonenon in clusters
    Galaxy Clusters: The Crossroads of Astrophysics and Cosmology
    ,
    Kavli Institute for Theoretical Physics, Santa Barbara, USA, Jan 31 - Apr 22, 2011

  48. Invited talk, A pedagogical introduction to magnetic draping
    Galaxy Clusters: The Crossroads of Astrophysics and Cosmology
    ,
    Kavli Institute for Theoretical Physics, Santa Barbara, USA, Jan 31 - Apr 22, 2011

  49. Invited talk, Shocking astrophysics in galaxy clusters
    Monsters, Inc: Astrophysics and Cosmology with Galaxy Clusters
    ,
    Kavli Institute for Theoretical Physics, Santa Barbara, USA, Mar 14 - 18, 2011

  50. Invited talk, Cosmic ray transport in galaxy clusters: implications for radio halos
    Non-thermal phenomena in colliding galaxy clusters, Nice, France, Nov 15 - 18, 2010

  51. Invited talk, New perspectives on shocks, cosmic rays, and magnetic fields in galaxy clusters
    The Physics of the Intracluster Medium: Theory & Computation,
    University of Michigan, Ann Arbor, USA, Aug 22 - 25, 2010

  52. Invited talk, Magnetic draping - from space physics to galaxy clusters and cosmology
    Cosmic magnetism - From stellar to intergalactic scales, Kiama/Sydney, Australia, Jun 7 - 11, 2010

  53. Invited review, Cosmological Simulations of Galaxy Clusters
    Cosmic Chemical Evolution Workshop on NASA's concept study Xenia,
    St. Michael's Harbourtone, Maryland, USA, Jun 2 - 4, 2010

  54. Invited review, Galaxy Clusters - Cosmological Laboratories for High-Energy Astrophysics
    Clusters of Galaxies as Cosmic Laboratories,
    MIT Kavli Institute for Astrophyiscs and Space Research, Cambridge, USA, Jan 14 - 16, 2010

  55. Invited talk, Particle Acceleration and Radiation from Galaxy Clusters
    Nonlinear Processes in Astrophysical Plasmas: Particle Acceleration, Magnetic Field Amplification, and Radiation Signatures, Kavli Institute for Theoretical Physics, Santa Barbara, USA, Sep 28 - Oct 2, 2009

  56. Invited talk, Cosmic Rays in Galaxy Clusters - Simulations and Reality
    Program on Particle Acceleration in Astrophysical Plasmas,
    Kavli Institute for Theoretical Physics, Santa Barbara, USA, Jul 27 - Oct 2, 2009

  57. Invited talk, The imprint of cluster physics on the SZ effect: from bubbles to cosmological parameters
    Sunyaev-Zeldovich Universe and the Future of Cluster Cosmology,
    Perimeter Institute, Canada, Apr 24 - May 1, 2009

  58. Invited talk, Non-thermal processes in galaxy clusters - How reliable is the Sunyaev-Zel'dovich effect?
    CIFAR Annual Cosmology and Gravity Programme Meeting, Mont-Tremblant, Canada, Mar 5 - 8, 2009

  59. Invited review, The quest for high-energy gamma-ray emission from galaxy clusters
    High-energy phenomena in Galaxy Clusters and Dark Matter Searches, Granada, Spain, Feb 23 - 27 2009

  60. Invited plenary review, High-energy astrophysics in galaxy clusters
    24th Texas Symposium on Relativistic Astrophysics, Vancouver, Canada, Dec 8 - 12, 2008

  61. Invited lectures:
    Non-thermal processes in galaxy clusters - 1
    Non-thermal processes in galaxy clusters - 2
    Cosmology with the CMB and LSS - summer school, Pune, India, July 21 - Aug 31, 2008

  62. Invited review, Feedback in galaxy clusters - a progress report
    Cosmology with the CMB and LSS - workshop, Pune, India, July 21 - Aug 31, 2008

  63. Invited review, Illuminating cosmological formation shocks - a critical review
    COSPAR Scientific Assembly, Montreal, Canada, July 13 - 20, 2008

  64. Invited review, Cosmic rays in clusters of galaxies - Tuning in to the non-thermal Universe
    Cosmic Matter, Wuerzburg University, Wuerzburg, Germany, September 25 - 28, 2007

  65. Invited review, Simulating galaxy clusters - A review of thermal and non-thermal processes
    Santa Fe 2007 Cosmology Summer Workshop, Santa Fe, USA, July 2-20, 2007

  66. Invited talk, Cosmic rays in galaxy clusters: simulations and perspectives
    CIFAR Annual Cosmology and Gravity Programme Meeting, Whistler, Canada, May 9-13, 2007

  67. Invited talk, Cosmic rays and cluster cosmology: a critical review
    Great Lakes Cosmology Meeting, Perimeter Institute, Waterloo, Canada, November, 10 2006

  68. Invited talk, Cosmic ray feedback in hydrodynamical simulations of galaxy and structure formation
    Dark Halo Workshop, University of British Columbia, Vancouver, Canada, April, 13 2006

  69. Invited talk, Unveiling the composition of radio plasma bubbles in galaxy clusters with the SZ-effect
    SZ effect and ALMA workshop, IAS Orsay, Paris, France, March, 18 2005

  70. Invited talk, Extended gamma ray and radio synchrotron emission in clusters of galaxies
    Ringberg meeting on Science with 5@5,
    hosted by Max-Planck-Institut für Kernphysik, Heidelberg, Germany, November, 2003


Contributed Talks at Conferences      

  1. Cosmic ray physics in Arepo
    Virgo Consortium Meeting
    Lorentz Center, Leiden, The Netherlands, Dec, 14 - 18, 2015

  2. The Physics and Cosmology of TeV Blazars
    5th International Symposium on High-Energy Gamma-Ray Astronomy (Gamma2012),
    Heildelberg, Germany, Jul 9 - 13, 2012

  3. Detecting the orientation of magnetic fields in galaxy clusters - evidence for the magneto-thermal instability
    Galaxy clusters: observations, physics and cosmology, Garching, Germany, Jul 26 - 30, 2010

  4. Detecting the orientation of magnetic fields in galaxy clusters
    CITA@25/Bondfest, Toronto, Canada, May, 13-16 2010

  5. High-energy phenomena and dark matter searches in galaxy clusters
    Annual Meeting of CASCA, Toronto, Canada, May, 29 2009

  6. The quest for high-energy gamma-ray emission from galaxy clusters
    4th Heidelberg International Symposium on High Energy Gamma-Ray Astronomy, Heidelberg, Germany, July, 7-11, 2008

  7. Cosmic rays in clusters of galaxies - Tuning in to the non-thermal Universe
    Tracing Cosmic Evolution with Clusters of Galaxies: Six Years Later, Sesto, Italy, June 25-29, 2007

  8. Cosmological shock waves and cosmic rays in hydrodynamical cluster simulations
    Cooling versus Heating in Galaxies and Clusters of Galaxies, Garching, Germany, August, 11 2006

  9. Cosmic ray feedback in hydrodynamical simulations of galaxy and cluster formation
    Cosmic Frontiers, Durham, UK, August, 4 2006

  10. Cosmic rays in hydrodynamical simulations of galaxy clusters
    Annual Meeting of CASCA, Calgary, Canada, June, 2 2006

  11. Cosmological shock waves in SPH simulations
    Rencontres de Moriond: Contents and Structures of the Universe, La Thuile, Italy, March, 20 2006

  12. Cosmic rays in clusters of galaxies - exploring a different window to clusters
    South Ontario Cluster Meeting, University of Toronto, Canada, February, 6 2006

  13. Detecting shock waves in SPH simulations
    Simulations with Gadget Workshop, MPA Garching, Germany, July 2005

  14. The quest for cosmic ray protons in clusters of galaxies
    International Conference on Cosmic Rays and Magnetic Fields in Large Scale Structure,
    Pusan National University, Pusan, Korea, August, 18 2004

  15. Cosmic ray protons in clusters of galaxies
    WE Heraeus Summer School: Physics with Cosmic Accelerators, Bad Honnef, Germany, July, 2004


Invited Colloquia and Seminars      

  1. How cosmic rays shape galaxies and clusters, Harvard ITC Colloquium,
    The physics of propagating TeV gamma-rays, Harvard ITC Luncheon,
    Harvard University, Cambridge, USA, Feb 22, 2018

  2. How cosmic rays shape galaxies and clusters,
    Munich Joint Astronomy Colloquium, ESO/Max-Planck Institute for Astrophysics, Garching, Feb 8, 2018

  3. How cosmic rays shape galaxies,
    Colloquium, Leibniz Institute for Astrophysics Potsdam (AIP), Nov 23, 2017

  4. The impact of cosmic rays on galaxy formation,
    Joint Particle- and Astroparticle Seminar, Karlsruhe Institute of Technology, July 4, 2017

  5. How cosmic rays shape galaxies,
    Astroparticle Seminar, DESY, Zeuthen, June 16, 2017

  6. How cosmic rays shape galaxies,
    Colloquium, Center for Computational Astrophysics, New York, May 19, 2017

  7. How cosmic rays shape galaxies,
    Colloquium, ASTRON, Dwingeloo, The Netherlands, Feb 2, 2017

  8. How cosmic rays shape galaxies,
    Erlangen Centere for Astroparticle Physics Seminar, Erlangen University, Germany, Jan 25, 2017

  9. How cosmic rays shape galaxies, Physics Colloquium
    Feedback by Active Galactic Nuclei in Galaxy Clusters, Joint Astronomical Seminar
    Innsbruck University, Austria, Nov 21/22, 2016

  10. How cosmic rays shape galaxies
    Heidelberg Joint Astronomical Colloquium, Heidelberg University, Germany, July 26, 2016

  11. Unveiling the physics of feedback in galaxy formation
    Astro Seminar, University of Waterloo, Canada, Mar 23, 2016

  12. Cosmic ray feedback in galaxies and cool core clusters
    Colloquium, Max-Planck Institute for Radioastronomy, Bonn, Germany, Oct 2, 2015

  13. Cosmic ray feedback in galaxies and cool core clusters
    Astrophysics Seminar, Ben Gurion University, Israel, May 20, 2015

  14. The Physics and Cosmology of TeV Blazars
    Astrophysics Seminar, Weizmann Institute, Israel, May 17, 2015

  15. Interfacing High-Energy Astrophysics and Cosmological Structure Formation
    Colloquium, University of Erlangen/Nürnberg, Erlangen, May 4, 2015

  16. Cosmic ray feedback in galaxies and cool core clusters, Fluids Seminar
    Self-interacting dark matter, Cosmology Seminar
    Canadian Institute for Theoretical Astrophysics, Toronto, Canada, Apr 22/23, 2015

  17. Cosmic ray feedback in galaxies and cool core clusters, Cosmology Colloquium
    Self-interacting dark matter, Cosmology Discussion
    Perimeter Institute, Waterloo, Canada, Apr 20/21, 2015

  18. Cosmic ray feedback in galaxies and cool core clusters
    Astronomy Colloquium, University of Wisconsin, Madison, USA, Feb 26, 2015

  19. The Physics and Cosmology of TeV Blazars
    Astrophysics Seminar, Würzburg University, Germany, Jul 10, 2014

  20. The Physics and Cosmology of TeV Blazars
    Königstuhl Colloquium, Heidelberg University, Germany, Jan 10, 2014

  21. Cosmic rays in galaxy formation: a solution to the faint and bright-end of the population?
    Galaxy Theory Meeting, MPIA Heidelberg, Germany, Dec 5, 2013

  22. The Physics and Cosmology of TeV Blazars
    GRAPPA Seminar, GRAPPA Institute, University of Amsterdam, The Netherlands, Sep 23, 2013

  23. High-energy astrophysics meets cosmology
    Current Topics in Astronomy and Astrophysics, Heidelberg University, Germany, Feb 2, 2013

  24. The Physics and Cosmology of TeV Blazars, Physics Colloquium
    Magnetic draping and cosmic-ray driven winds in galaxies, Astronomical Seminar
    Ruhr Universität Bochum, Bochum, Germany, Oct, 29/30 2012

  25. The Cosmological Impact of Blazars: from Plasma Instabilities to Structure Formation
    Astrophysics Colloquium, Universität Göttingen, Göttingen, Germany, Jan, 26 2012

  26. The Cosmological Impact of Blazars: from Plasma Instabilities to Structure Formation
    Astroparticle Physics Seminar, Universität Hamburg/DESY, Hamburg, Germany, Jan, 9 2012

  27. The Cosmological Impact of Blazars: from Plasma Instabilities to Structure Formation
    Hauskolloquium, Max-Planck Institute for Astronomy, Heidelberg, Germany, Nov, 4 2011

  28. The Cosmological Impact of Blazars: from Plasma Instabilities to Structure Formation
    Cosmology Seminar, Max-Planck Institute for Astrophysics, Garching, Germany, Nov, 2 2011

  29. The Cosmological Impact of Blazars: from Plasma Instabilities to Structure Formation
    Hauptkolloquium, Max-Planck Institute for Radioastronomy, Bonn, Germany, Oct, 7 2011

  30. Cosmological shocks and magnetic fields in galaxy clusters
    Stanford Astrophysics Colloquium, Stanford University/KIPAC, USA, Apr, 28 2011

  31. Cosmological shocks and magnetic fields in galaxy clusters
    Cosmology Seminar, University of California Santa Cruz, USA, Apr, 11 2011

  32. Astrophysics of galaxy clusters - Cosmic rays and magnetic fields
    TAPIR Seminar, Caltech, Pasadena, USA, Apr, 1, 2011

  33. Cosmic ray transport in galaxy clusters - Implications for radio halos and gamma-rays
    Astrophysics Seminar, Max-Planck Institut für Kernphysik, Heidelberg, Germany, Feb 9, 2011

  34. Uncovering the cloak of invisibility - Magnetic fields in the Universe
    Scientific Seminar Series, Heidelberg Institute for Theoretical Studies, Germany, Feb 7, 2011

  35. High-energy astrophysics and cosmology with galaxy clusters
    Symposium of the Max-Planck Society, Max-Planck Institute Düsseldorf, Germany, Jan, 31, 2011

  36. New perspectives on cosmological shocks and magnetic fields in galaxy clusters
    Oskar Klein Centre Seminar, Stockholm University, Sweden, Sep, 30, 2010

  37. Magnetic fields in galaxy clusters
    Astrophysics Seminar, Insitute for Advanced Study, Princeton, May 20, 2010

  38. Galaxy Clusters - Cosmological Laboratories for High-Energy Astrophysics
    Colloquium Universität Basel, Basel, Switzerland, Apr 30, 2010

  39. Galaxy Clusters - Cosmological Laboratories for High-Energy Astrophysics
    Talk Kavli Institute for Cosmology, Cambridge, UK, Jan 27, 2010

  40. Galaxienhaufen - kosmologische Prüfsteine für Hochenergie-Astrophysik (in German)
    Colloquium Universität Würzburg, Würzburg, Germany, Jan 22, 2010

  41. High-energy phenomena and dark matter searches in galaxy clusters
    Colloquium McMaster University, Hamilton, Canada, Nov 25, 2009

  42. Galaxy Clusters - Cosmological Laboratories for High-Energy Astrophysics
    Colloquium MPA, Garching, Germany, Nov 20, 2009

  43. High-energy phenomena and dark matter searches in galaxy clusters
    Colloquium Ludwig-Maximilians Universität, München, Germany, Jun 10, 2009

  44. Deciphering an enigma - Non-thermal emission from galaxy clusters
    Colloquium Leiden Observatory, Leiden, The Netherlands, Feb 4, 2009

  45. Deciphering an enigma - Non-thermal emission from galaxy clusters
    Princeton University Astrophysics/Cosmology Lunch, Princeton, USA, Nov 21, 2008

  46. Deciphering an enigma - Non-thermal emission from galaxy clusters
    University of Toronto, Toronto, Canada, Nov 5, 2008

  47. Illuminating cosmological formation shocks
    Purdue University, West Lafayette, USA, Oct 7, 2008

  48. Cosmic rays in clusters of galaxies - Tuning in to the non-thermal Universe
    McMaster University, Hamilton, Canada, Apr 24, 2008

  49. Cosmic rays in clusters of galaxies - Tuning in to the non-thermal Universe
    University of Waterloo: Astro Lunch Talk, Waterloo, Canada, Mar 12, 2008

  50. Cosmic rays in clusters of galaxies - Tuning in to the non-thermal Universe
    Caltech: Theoretical Astrophysics and Relativity Seminar, CalTech, USA, Nov 16, 2007

  51. Cosmic rays in clusters of galaxies - Tuning in to the non-thermal Universe
    Los Alamos Astrophysics Seminar, Los Alamos National Labs, USA, Nov 14, 2007

  52. Cosmic rays in clusters of galaxies - Tuning in to the non-thermal Universe
    Berkeley University: Theory Lunch Seminar, Berkeley, USA, Nov 7, 2007

  53. Cosmic rays in clusters of galaxies - Tuning in to the non-thermal Universe
    KIPAC/Stanford University: ACKS Seminar, Stanford, USA, Nov 1, 2007

  54. Uncovering the cloak of invincibility - The draping of cluster magnetic fields over bullets
    MPA, High-Energy Seminar, Garching, Germany, Oct 12, 2007

  55. Cosmic rays in clusters of galaxies - Tuning in to the non-thermal Universe
    Stockholm University: CoPS Seminar, Stockholm, Sweden, Sep 18, 2007

  56. Cosmic rays in galaxy clusters: simulations and perspectives
    Carnegie Mellon University, Pittsburgh, USA, February 7, 2007

  57. Gadget-2 simulations of galaxy clusters on the McKenzie cluster
    Bob lunch, CITA, Toronto, Canada, November, 8 2006

  58. Cosmic ray feedback in hydrodynamical simulations of galaxy and structure formation
    University of Victoria, Victoria, Canada April, 11, 2006

  59. Cosmic rays in galaxy clusters and cosmological shock waves
    University of British Columbia, Vancouver, Canada, March, 13 2006

  60. The quest for cosmic ray protons in clusters of galaxies
    Universität Würzburg, Würzburg, Germany, April, 28 2005

  61. Cosmic rays and magnetic fields in clusters of galaxies
    Institut für Theoretische Astrophysik, Universität Heidelberg, Germany, December, 2003

  62. Cosmic ray induced gamma-ray emission of the giant elliptical galaxy M 87
    Max-Planck-Institut für Kernphysik, Heidelberg, Germany, December, 2003