quantum kinetics of particle production in strong...
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Quantum Kinetics of Particle Production in Strong Fields
David Blaschke (University of Wroclaw, Poland & JINR Dubna, Russia)
4th International HIC for FAIR Symposium on “Non-equilibrium Dynamics (NeD-2015)
Taormina (Italy), Aug. 31 – Sept. 4, 2015
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Quantum Kinetics of Particle Production in Strong Fields
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Quantum Kinetics of Particle Production in Strong Fields
Topics considered in preparatory works:
To be integrated into the unifying quantum kinetic approach ...
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Quantum Kinetics of Particle Production in Strong Fields
Topics considered in preparatory works:
To be integrated into the unifying quantum kinetic approach ...
![Page 5: Quantum Kinetics of Particle Production in Strong Fieldsebratkov/Conferences/NeD-2015/talks/Blaschk… · Quantum Kinetics of Particle Production in Strong Fields David Blaschke (University](https://reader035.vdocument.in/reader035/viewer/2022071220/605c157fd29861733c14f819/html5/thumbnails/5.jpg)
Quantum Kinetics of Particle Production in Strong Fields
Topics considered in preparatory works:
To be integrated into the unifying quantum kinetic approach ...
![Page 6: Quantum Kinetics of Particle Production in Strong Fieldsebratkov/Conferences/NeD-2015/talks/Blaschk… · Quantum Kinetics of Particle Production in Strong Fields David Blaschke (University](https://reader035.vdocument.in/reader035/viewer/2022071220/605c157fd29861733c14f819/html5/thumbnails/6.jpg)
Quantum Kinetics of Particle Production in Strong Fields
David Blaschke (University of Wroclaw, Poland & JINR Dubna, Russia)
Thanks for collaboration go to:
Lukasz Juchnowski, Ludwik Turko (University of Wroclaw)Mariusz Dabrowski, Tomasz Denkiewicz (University of Szeczin)Burkhard Kaempfer, Andreas Otto (University of Dresden & HZ Dresden-Rossendorf)Anatoly Panferov, Alexander Prozorkevich, Stanislav Smolyanksy (Saratov State University)Gianluca Gregory, Chris Murphy (University Oxford & Rutherford Appleton Laboratory)Gerd Roepke (University of Rostock)Craig Roberts (Argonne National Laboratory)Sebastian Schmidt (Forschungszentrum Juelich)
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Kinetic Approach – sketch of the derivation
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Markovian and Low-Density Limits for the Dynamical Schwinger Process in Strong External Fields
Markovian limit :
Low-density limit :
Bosons
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Two Laser Beams: XFEL & High Intensity Optical Laser (HIBEF)
Why is it interesting?
- pump (HI optical laser) & Probe (XFEL) experiment exploring modification of QED vacuum structure
- refraction & birefringence
- “assisted” dynamical Schwinger effect
A. Otto, D. Seipt, D. Blaschke, B. Kaempfer, S.A. Smolyansky, PLB 740, 335 (2015)D. Blaschke, L. Juchnowski, HIBEF kickoff meeting, DESY (2013)
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Dynamical Schwinger process in a bifrequent electric field
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Lessons for Nonequilibrium Dynamics in Heavy-Ion Collisions ?
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“Schwinger” “Thermal”
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Vlasov Equation for phase space distribution function:
Gap equation for space-time dependent mass m(x,t)
Define mean field V[{m(T)}] so that
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Time-dependent mass at chiral transition
Generates a source term
in Kinetic equation for the pion-sigma system
Detailed balance: Loss <--> Gain ... Bose enhancement for pion distribution!
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Time dependence of quark mass during chiral transition
Nonequilibrium photon production by chiral transition vs. Thermal one
Low-momentumenhancementof spectrum
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Low-momentum pion enhancement at LHC - Onset of Bose-Einstein Condensation of pions ?
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Low-momentum pion enhancement from quantum kinetics of chiral symmetry breaking
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Quantum Kinetics of Particle Production in Strong Fields
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Division: Theory of Elementary Particles
Staff:prof. dr hab. Krzysztof Redlich (head)prof. dr hab. David Blaschkeprof. dr hab. Ludwik Turkodr Chihiro Sasaki, prof. Uwrdr Tobias Fischerdr Thomas Klähndr Pok Man Lo
PhD students:Dipl.-phys. Niels-Uwe BastianDipl.-phys. Aleksandr Dubininmgr Łukasz Juchnowskimgr Michał Marczenko
Master students: Alaksiej KachanovichMark KaltenbornMaciej LewickiMichał NaskrętMichał Szymański
+many visitors from 4 continents
Current NCN research projects:Maestro (2), Opus (4), Sonata (1)
Main research topics:
- Quantum field theory under extreme conditions- Physics of ultra-relativistic heavy-ion collisions- Physics of compact stars and supernovae
Publications in 2010-2015: 241 (98 with ALICE Collab.)
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Division: Theory of Elementary Particles - Collaborations