Mathias Garny


	Mathias Garny Postdoc in the CERN Theory Group Email (@cern.ch): Mathias.Garny Phone: +41 22 76 74411 Building: 53 Room: 1-032

Fields of interest: theoretical astro-particle physics Dark Matter Cosmological Perturbation Theory Leptogenesis and Baryogenesis Physics Beyond the Standard Model Non-Equilibrium Quantum Dynamics

Publications, preprints and reports: Gauge-Independent Scales Related to the Standard Model Vacuum Instability Jose Ramon Espinosa, Mathias Garny, Thomas Konstandin, Antonio Riotto arXiv: 1608.06765 Interplay of Infrared Divergences and Gauge-Dependence of the Effective Potential Jose Ramon Espinosa, Mathias Garny, Thomas Konstandin arXiv: 1607.08432 Renormalization-group flow of the effective action of cosmological large-scale structures Stefan Floerchinger, Mathias Garny, Nikolaos Tetradis, Urs Achim Wiedemann arXiv: 1607.03453 Time-Sliced Perturbation Theory II: Baryon Acoustic Oscillations and Infrared Resummation Diego Blas, Mathias Garny, Mikhail M. Ivanov, Sergey Sibiryakov JCAP 1607 (2016) 07, 028, arXiv: 1605.02149 Time-Sliced Perturbation Theory for Large Scale Structure I: General Formalism Diego Blas, Mathias Garny, Mikhail M. Ivanov, Sergey Sibiryakov JCAP 1607 (2016) 07, 052, arXiv: 1512.05807 Planckian Interacting Massive Particles as Dark Matter Mathias Garny, McCullen Sandora, Martin S. Sloth Phys.Rev.Lett. 116 (2016) 10, 101302, arXiv: 1511.03278 On the Soft Limit of the Large Scale Structure Power Spectrum: UV Dependence Mathias Garny, Thomas Konstandin, Rafael Porto, Laura Sagunski JCAP 1511 (2015) 11, 032, arXiv: 1508.06306 Large scale structure from viscous dark matter Diego Blas, Stefan Floerchinger, Mathias Garny, Nikolaos Tetradis, Urs Achim Wiedemann JCAP 1511 (2015) 11, 049, arXiv: 1507.06665 Renormalization out of equilibrium in a superrenormalizable theory Mathias Garny, Urko Reinosa arXiv: 1504.06643 Signatures of Majorana dark matter with t-channel mediators Mathias Garny, Alejandro Ibarra, Stefan Vogl Int. J. Mod. Phys. D 24, 1530019 (2015), arXiv: 1503.01500 Structure formation with massive neutrinos: going beyond linear theory Diego Blas, Mathias Garny, Thomas Konstandin, Julien Lesgourgues JCAP 11 (2014) 039, arXiv: 1408.2995 Majorana Dark Matter with a Coloured Mediator: Collider vs Direct and Indirect Searches Mathias Garny, Alejandro Ibarra, Sara Rydbeck, Stefan Vogl JHEP 06 (2014) 169, arXiv: 1403.4634 Cosmological perturbation theory at three-loop order Diego Blas, Mathias Garny, Thomas Konstandin JCAP 1401 (2014) 010, arXiv: 1309.3308 Internal bremsstrahlung signatures in light of direct dark matter searches Mathias Garny, Alejandro Ibarra, Miguel Pato, Stefan Vogl JCAP 1312 (2013) 046, arXiv: 1306.6342 On the non-linear scale of cosmological perturbation theory Diego Blas, Mathias Garny, Thomas Konstandin JCAP 1309 (2013) 024, arXiv: 1304.1546 On the spin-dependent sensitivity of XENON100 Mathias Garny, Alejandro Ibarra, Miguel Pato, Stefan Vogl Phys.Rev. D87 (2013) 056002, arXiv: 1211.4573 Systematic approach to thermal leptogenesis Tibor Frossard, Mathias Garny, Andreas Hohenegger, Alexander Kartavtsev, David Mitrouskas Phys.Rev.D87 (2013) 085009, arXiv: 1211.2140 Closing in on mass-degenerate dark matter scenarios with antiprotons and direct detection Mathias Garny, Alejandro Ibarra, Miguel Pato, Stefan Vogl JCAP11(2012)017, arXiv: 1207.1431 Decaying vs Annihilating Dark Matter in Light of a Tentative Gamma-Ray Line Wilfried Buchmuller, Mathias Garny JCAP08(2012)035, arXiv: 1206.7056 Constraints on Hadronically Decaying Dark Matter Mathias Garny, Alejandro Ibarra, David Tran JCAP08(2012)025, arXiv: 1205.6783 On the gauge dependence of vacuum transitions at finite temperature Mathias Garny, Thomas Konstandin JHEP07(2012)189, arXiv: 1205.3392 Leptogenesis from first principles in the resonant regime Mathias Garny, Andreas Hohenegger, Alexander Kartavtsev Annals Phys. 328(2013)26, arXiv: 1112.6428 Dark matter annihilations into two light fermions and one gauge boson: general analysis and antiproton constraints Mathias Garny, Alejandro Ibarra, Stefan Vogl JCAP 1204 (2012) 033, arXiv: 1112.5155 Finite Width in out-of-Equilibrium Propagators and Kinetic Theory Bjorn Garbrecht, Mathias Garny Annals Phys. 327 (2012) 914-934, arXiv: 1108.3688 Antiproton constraints on dark matter annihilations from internal electroweak bremsstrahlung Mathias Garny, Alejandro Ibarra, Stefan Vogl JCAP07(2011)028, arXiv: 1105.5367 Gamma-Ray Lines from Radiative Dark Matter Decay Mathias Garny, Alejandro Ibarra, David Tran, Christoph Weniger JCAP01(2011)032, arXiv: 1011.3786 Quantum Boltzmann equations in the Early Universe Mathias Garny, Markus Michael M\FCller in High Performance Computing in Science and Engineering, Springer 2010 Quantum corrections to leptogenesis from the gradient expansion Mathias Garny, Andreas Hohenegger, Alexander Kartavtsev arXiv: 1005.5385 Supersymmetric Leptogenesis with a Light Hidden Sector Andrea De Simone, Mathias Garny, Alejandro Ibarra, Christoph Weniger JCAP07(2010)017, arXiv: 1004.4890 Medium corrections to the CP-violating parameter in leptogenesis Mathias Garny, Andreas Hohenegger, Alexander Kartavtsev Phys.Rev.D81:085028,2010, arXiv: 1002.0331 Systematic approach to leptogenesis in nonequilibrium QFT: self-energy contribution to the CP-violating parameter Mathias Garny, Andreas Hohenegger, Alexander Kartavtsev, Manfred Lindner Phys.Rev.D81:085027,2010, arXiv: 0911.4122 Systematic approach to leptogenesis in nonequilibrium QFT: vertex contribution to the CP-violating parameter Mathias Garny, Andreas Hohenegger, Alexander Kartavtsev, Manfred Lindner Phys.Rev.D80:125027,2009, arXiv: 0909.1559 Kadanoff-Baym Equations with Non-Gaussian Initial Conditions: The Equilibrium Limit Mathias Garny, Markus Michael M\FCller Phys.Rev.D80:085011,2009, arXiv: 0904.3600 Nonequilibrium Quantum Field Theory and Kinetic Theory Mathias Garny, Andreas Hohenegger, Alexander Kartavtsev, Manfred Lindner, Markus Michael M\FCller Max-Planck-Institut f\FCr Kernphysik, Progress Report 2007/08 Dark Matter and Dark Energy: The DAMA Annual Modulation Signal and Quantum Corrections to Quintessence Potentials Mathias Garny, Thomas Schwetz Max-Planck-Institut f\FCr Kernphysik, Progress Report 2007/08 B-L-symmetric Baryogenesis with Leptonic Quintessence Mathias Garny J. Phys. A: Math. Theor. 40 (2007) 7005-7010, arXiv: hep-ph/0612145 Dynamical dark energy: Stability under quantum corrections and connections to baryogenesis Florian Bauer, Marc-Thomas Eisele, Mathias Garny Max-Planck-Institut f\FCr Kernphysik, Progress Report 2005/06 Quantum Corrections in Quintessence Models Mathias Garny Phys.Rev.D74:043009,2006, arXiv: hep-ph/0606120 Leptonic Dark Energy and Baryogenesis Florian Bauer, Marc-Thomas Eisele, Mathias Garny Phys.Rev.D74:023509,2006, arXiv: hep-ph/0510340 On electronic shells surrounding charged insulated metallic clusters Klaus Dietrich, Mathias Garny, Krzysztof Pomorski Int. Journal of Nanoscience Vol. 4 No. 1, 2005 pp. 1-30, arXiv: cond-mat/0311377 On charged insulated metallic clusters Klaus Dietrich, Mathias Garny, Krzysztof Pomorski Int. Journal of Modern Physics E Vol. 13 No. 1, 2004 pp. 1-8

CV: PhD at the Max Planck Institute for Nuclear Physics in Heidelberg in the Group of Prof. Manfred Lindner Postdoc at the Physics Department of the Technical University of Munich in the Group of Prof. Alejandro Ibarra Postdoc in the Desy Theory Group in Hamburg Postdoc in the CERN Theory Group in Geneva

Conferences, workshops and schools: TeV Particle Astrophysics 2016, 12 - 16 September 2016, 2016, CERN Member of local organizing committee The Big Bang and the little bangs - Non-equilibrium phenomena in cosmology and in heavy-ion collisions, 15 - 26 August 2016, 2016, CERN Organizer Why is there more Matter than Antimatter in the Universe?, 30 May - 24 June 2016, 2016, MIAPP Munich Talk: Dynamics of leptogenesis Hot topics in Modern Cosmology, 9 - 14 May 2016 Cargese Talk: Perturbation theory for LSS: from the IR to the UV CERN Theory Group retreat, Novembre 4 - 6, 2015, Les Houches, France Talk: Dark Matter in the sky and in the lab ESHEP CERN Summer School, September 2 - 15, 2015, Bansko - Bulgaria, Discussion leader Progress in Nonequilibrium Greens Functions VI, August 17 - 21, 2015, Lund - Sweden, Talk: Renormalization out of equilibrium in relativistic quantum field theory 25th International Workshop on Weak Interactions and Neutrinos (WIN2015), June 8 - 13, 2015, MPIK - Heidelberg, Talk: Developments in leptogenesis Dark Malt, February 9-27, 2015, MIAPP Munich Talk: Majorana dark matter with t-channel mediators Swiss cosmology days, February 5-6, 2015, Geneva Talk: Interplay of indirect, direct and collider searches for WIMP dark matter Planck 2014, Decembre 1-5, 2014, Ferrara Talk: The LHC and cosmology CERN Theory Group retreat, Novembre 5 - 7, 2014, Les Houches, France Talk: Particle Physics and Cosmology DESY Theory Workshop, September 23 - 26, 2014, Hamburg Talk: Towards a quantum treatment of leptogenesis Jets, particle production and transport properties in collider and cosmological environments, July 27 - August 1, 2014, Mainz Talk: Systematic approach to leptogenesis Progress on old and new themes in cosmology, April 14 - 18, 2014, Avignon, France Talk: Internal bremsstrahlung signatures of Dark Matter annihilations in light of direct detection and collider searches CERN Theory Group retreat, Novembre 6 - 8, 2013, Les Houches, France Talk: Dark Matter with light mediators Advances in time-dependent methods for quantum many-body systems, Octobre 14 - 18, 2013, ECT*, Trento - Italy, Talk: Towards a quantum treatment of leptogenesis Non-equilibrium techniques in cosmology and condensed matter systems, Septembre 11 - 13, 2013, DESY, Hamburg Co-organized together with Martin Eckstein (CFEL) and Thomas Konstandin (DESY) Cosmo 2013, Septembre 02 - 06, 2013, Cambridge - UK, Talk: On the non-linear scale of cosmological perturbation theory MITP Workshop on Cosmic-Rays and Photons from Dark Matter Annihilation, June 29 - July 02, 2013, Mainz, Talk: Internal bremsstrahlung signatures of Dark Matter annihilations in light of direct detection and collider searches Recontre de Blois, May 26 - 31, 2013, Blois - France, Talk: Decaying vs Annihilating Dark Matter 2013 International Workshop on Baryon and Lepton Number Violation (BLV2013): From the Cosmos to the LHC, April 8 - 11, 2013, MPIK - Heidelberg, Talk: Towards a quantum treatment of leptogenesis HAP Dark Matter, February 18 - 20, 2013, Muenster DESY Theory Workshop, September 25 - 28, 2012, DESY - Hamburg, Talk: Towards a quantum treatment of leptogenesis Progress in Nonequilibrium Greens Functions V, August 27 - 31, 2012, Jyvaskyla - Finland, Talk: Renormalization of relativistic Kadanoff-Baym equations Baryogenesis and Quantum Field Dynamics, August 27 - 29, 2012, Copenhagen - Denmark, Talk: On the gauge dependence of vacuum transitions at finite temperature Strong and Electroweak Matter, July 10 - 13, 2012, Swansea - Wales, Talk: Towards a quantum treatment of leptogenesis Implications of the Early LHC for Cosmology, April 18 - 20, 2012, DESY - Hamburg Physics opportunities with LHC, February 15 - 18, 2012, KEK, Tsukuba - Japan, Talk: Constraints on dark matter scenarios with nearly degenerate mass spectra from the cosmic antiproton flux KBE 2011: Solving the Two-time Kadanoff-Baym Equations. Status and Open Problems, Octobre 12 - 13, 2011, CAU, Kiel - Germany, Talk: Kadanoff-Baym Equations and Baryogenesis Desy Theory Workshop, September 27-30, 2011, Desy, Hamburg - Germany Baryogenesis and First-Order Phase Transitions in the Early Universe, August 29 - September 09, 2011, Lorentz Center, Leiden - Netherlands, Talk: Resonant enhancement in leptogenesis Workshop on Indirect DM Searches, June 14-17, 2011, Desy, Hamburg - Germany, Talk: Gamma-Ray Lines from Radiative Dark Matter Decay Out-of-Equilibrium Quantum Fields in the Early Universe, September 6-8, 2010, RWTH, Aachen - Germany, Talk: Kadanoff-Baym equations for Non-Gaussian initial states SEWM 2010: Strong and electroweak matter, June 28 - July 02, 2010, McGill, Montreal - Canada, Talk: Kadanoff-Baym equations and Correlated Initial States PLANCK 2010: From the Planck Scale to the Electroweak Scale, May 31 - June 04, 2010, CERN, Geneva - Switzerland, Talk: Quantum-corrected Boltzmann equations for leptogenesis KBE 2010: Solving the Two-time Kadanoff-Baym Equations. Status and Open Problems, March 24 - 26, 2010, CAU, Kiel - Germany, Talk: Relativistic Kadanoff-Baym equations for correlated initial states and baryogenesis HLRB Review Workshop, Decembre 8 - 9, 2009, LRZ, Munich - Germany Iterative linear solvers and parallelization, September 14 - 18, 2009, LRZ, Munich - Germany PASCOS, July 6 - 10, 2009, Desy, Hamburg - Germany, Talk: Renormalization techniques for nonequilibrium quantum fields Nonequilibrium Phenomena in Cosmology and Particle Physics, February 25 - 29, 2008, Kavli Institute for Theoretical Physics, Santa Barbara - California, Poster: Kadanoff-Baym Equations and 2PI Renormalization Quantum Foundations Summer School, August 27 - 31, 2007, Perimeter Institute, Waterloo - Canada 15th International Conference on Supersymmetry and the Unification of Fundamental Interactions, July 26 - August 1, 2007, Karlsruhe - Germany, Talk given at SUSY 2007 Cosmology, Strings, and Phenomenology Conference, June 17 - 20, 2007, Stockholm - Schweden XVIII Heidelberg Physics Graduate Days, April 10 - 13, 2007, Heidelberg - Germany LAUNCH Workshop, March 21 - 23, 2007, Heidelberg - Germany DPG Fruehjahrstagung, March 05 - 09, 2007, Heidelberg - Germany, Talk given at DPG 2007 XVII Heidelberg Physics Graduate Days, Octobre 09 - 13, 2006, Heidelberg - Germany Dark Matter and Dark Energy, July 16 - 21, 2006, DPG, Bad Honnef - Germany 2nd International Conference on Quantum Theories and Renormalization Group in Gravity and Cosmology IRGAC 2006, July 10-15, 2006, Barcelona, Spain, Talk given at IRGAC 2006 Workshop on Dark Energy , October 10-15, 2005, ASC, Munich, Germany Summer School on Particle Physics, June 13 - 24, 2005, ICTP, Trieste - Italy Current Topics in Astroparticle Physics CuTAPP, April 25 - 29, 2005, Ringberg Castle, Tegernsee - Germany International School on AstroParticle Physics ISAPP 2004, June 28 - July 9, 2004, L'Aquila - Italy

PhD thesis (2008): Particle Physics and Dark Energy: Beyond Classical Dynamics

Diploma thesis: Quintessence and Quantum Corrections (.ps.gz) in pdf format

Contact:

CERN
PH-TH
CH-1211 Geneva 23
Tel.: +41 22 76 74411
Email (@cern.ch): Mathias.Garny

Building 53, Room 1-032