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Lecture Overview ...
Modern Problems in Nuclear Physics II
D. Blaschke (U Wroclaw, JINR, MEPhI)G. Röpke (U Rostock)A. Sedrakian (FIAS Frankfurt, Yerevan SU)
1. Physics of Neutron Stars I Phenomenology, EoS and Structure (3)2. Statistical Model and HIC I RHIC and CERN Experiments, Chemical Freeze-out (2)3. Physics of Neutron Stars II – Color superconductivity (2) 4. Statistical Model and HIC II NSE, Clusters in Nuclei, HIC & Femto-Nova (3)5. Superfluidity in Nuclear Matter I BEC-BCS Crossover. NSR Theory (2)6. Superfluidity in Nuclear Matter II – Nuclear vs. Quark Matter, NS Cooling (3)
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Name, First name email address
Akhmetov, Fedor f.o.akhmetov (at) gmail.comChulkoov, Ilya chulkov.ilya96 (at) gmail.comDevyatyarov, Kyrill xxccnn55 (at) gmail.comGallyamov, Renat pehat96 (at) yandex.ruKhusnutdinov, Radmir hatach (at) mail.ruKoptev, Ivan ivanforlife9 (at) gmail.comLukianov, Pavel p.d.lukianov (at) yandex.ruMatveevski, Konstantin matveevskiy.konstantin (at) gmail.comPostnikov, Valentin postnikov.valentin (at) yandex.ruShatalov, Nazar satalov.nazar (at) gmail.com
Kolomiytsev, Georgy flight160 (at) gmail.com
Schedule for the Summer Semester 2019
05.02., 14:30 – 17:00 Lectures David Blaschke 12.02., 14:30 – 17:00 Lectures David Blaschke12.03., 14:30 – 18:00 Lectures David Blaschke09.04., 14:30 – 18:00 Lectures Gerd Roepke14.05., 14:30 – 18:00 Lectures Gerd Roepke04.06., 14:30 – 18:00 Lectures Armen Sedrakian
DRAFT
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Pair condensation – color superconducting quark matter in compact stars?
Cooper instability Quark condensates Symmetries and pairing patterns Two-flavor color superconductors → 2SC phase Three-flavor color superconductors → CFL phase NJL model and Nambu-Gorkov formalism Mean field gap equations and solutions Thermodynamic potential Phase diagram EoS and TOV equations – Hybrid stars with CC
Topics:
[email protected] (Wroclaw University & JINR Dubna & MEPhI Moscow)
See also lectures by M. Buballa at HISS Dubna 2006; http://theor.jinr.ru/~dm2006/talks/buballa_3.pdf
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Cooper instabilities
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Cooper instabilities
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Field operators
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Quark-antiquark condensates
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Diquark condensates
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Diquark condensates
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Operators in flavor and color space
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Operators in Dirac space
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Combined operators
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Two-flavor color superconductors
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Symmetry properties: color
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Symmetry properties: global symmetries
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Three-flavor color superconductors
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Three-flavor color superconductors
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Pairing patterns
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Color-flavor locking
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NJL model for color superconductivity
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Nambu-Gorkov formalism
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Nambu-Gorkov propagator
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Selfconsistency problem
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Gap equation
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Propagator
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Dispersion relations
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Dispersion relations (CFL)
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Gap equation: solutions
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Gap equation: solutions
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Gap equation: solutions
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Thermodynamic potential
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Thermodynamic potential
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Thermodynamic quantities
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Minima
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Condensation energy
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CFL pairing in the bag model
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Realistic masses
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Realistic masses
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Which phase is favored ?
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Which phase is favored ?
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3-flavor NJL model
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Results for T=0
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Phase diagram
S. Ruester et al. Phys. Rev. D 72 (2005) 034004D. Blaschke et al. Phys. Rev. D 72 (2005) 065020
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Exploring hybrid star matter at NICAT.Klähn (1), D.Blaschke (1,2), F.Weber (3)(1) Institute for Theoretical Physics, University of Wroclaw, Poland
(2) Joint Institute for Nuclear Research, Dubna(3) Department of Physics, San Diego State University, USA
Heavy-Ion Collisions Compact Stars
„The CBM Physics Book“, Springer LNP 841 (2011), pp.158-181NICA White Paper, http://theor.jinr.ru → BLTP TWikipages
Proposal: 1. Measure transverse and elliptic flow for a wide range of energies (densities) at NICA and perform Danielewicz's flow data analysis ---> constrain stiffness of high density EoS2. Provide lower bound for onset of mixed phase ---> constrain QM onset in hybrid stars
- stiff EoS(at flow limit)
- low ncrit
(at NICA fixT)
- soft EoS (dashed line)
- high Mmax
(J1614-2230)
- low Monset
(all NS hybrid)
- excluded(J1614-2230)
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Quark matter in 2Msun
neutron stars?→ only color superconducting + vector int.
T. Klahn et al., PRD 88 (2013) 085001; arxiv:1307.696
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29 membercountries
!New
!
Kick-off: Brussels, November 25, 2013
by Feb. 16, 2016:
MP1304