Download presentation
Presentation is loading. Please wait.
1
Neutrino emissions in color superconductors and pion condensed quark matter Qun Wang ( 王群 ) Univ of Sci & Tech of China with X.G.Huang, A.Schmitt, I.Shovkovy, J.Wu, P.F.Zhuang CSQCDII, KIAA-Peking Univ, May 20-24, 2009
2
Outlines Neutrino emissivity in quark matter Introduction to CSC and pion condensed quark matter Neutrino emissivities in direct Urca processes in CSC and pion condensed quark matter Conclusions
3
Neutrino emission in SN explosions Fischer‘s Ouyed’s talks......
4
Compact Stars F. Weber, 2005
5
SN+GRB : NS = Sex-Violence : Beauty-Peace Chinese Cuisine: Flavor Color A new "equation of state" 中国美食元素 : 色香味 Playground for QCD [and all aspects of physics]
6
Cooling of compact stars
7
Major neutrino cooling processes in normal quark matter (1)
8
Major neutrino cooling processes in normal quark matter (2)
9
What's inside Neutrino Emissivity and How to derive it
10
Kadanoff-Baym equation closed time path: solution to non-equilibrium problems Kadanoff-Baym equation in close-time-path formalism:
11
Neutrino emissivity number distrbution for electrons leptonic tensor hadronic tensor G_F: Fermi coupling constant
12
Hadronic tensor W-boson encode all information about hadronic sector NG,color,flavor,spin
13
Diquark condensate Bailin, Love, 1884 Alford, Rajagopal, Wilczek, 1998 Rapp,Schaefer,shurya k, Velkovsky, 1998 Son, 1999 Rischke, Pisarski, 2000 Brown, Liu, Ren, 2000...... Schaefer‘s, Hou’s Incera’s talks
14
Diquark condensate Schaefer, 2000 Schmitt, Wang, Rischke, 2002, 2003 Alford,Bowers,Cheyne,Cowan,2003 Buballa,Hosek,Oertel, 2003 Aguilera,Blaschke,Buballa,Yudichev, 2005 Marhauser,Nickel,Buballa,Wambach, 2007 Spin-1 pairing
15
Diquark condensate: spin-1 pairing Schmitt, 2004
16
Diquark condensate: NG basis
17
Neutrino emission in spin-1 CSC Why Spin-1 CSC
18
QCD at finite isospin density: pion condensation Beta equilibrium Son, Stephanov, 2001 Kogut, Toublan, 2001 He, Jin, Zhuang, 2005 Splittorff's, Zhuang's talks
19
Hadronic tensor: pion condensate
20
Phase space Baym,Chin,1976 Iwamoto, 1984 Schafer,Schwenzer, 2003 QW,Wang,Wu, 2006
21
Neutrino emissivity in spin-1 CSC Low-T limit 1. Schmitt, Shovkovy, QW, PRD, 2006 2. QW,Wang, Wu, PRD, 2006
22
Neutrino emissivity in spin-1 CSC
23
Anisotropy in neutrino emission in A-phase Schmitt, Shovkovy, QW, PRL, 2005
24
Low-T asymptotic form Specific heat in spin-1 CSC
26
Cooling of spin-1 CSC
27
Neutrino emissivity in pion-condensed quark matter Huang, QW, Zhuang, PRD, 2007
28
Neutrino emissivity in pion-condensed quark matter Huang, QW, Zhuang, PRD, 2007
29
Cooling of pion-condensed quark matter Huang, QW, Zhuang, PRD, 2007
30
Cooling of pion condensed LOFF state Huang, QW, Zhuang, IJMPE, 2008
31
Neutrino emissivity of pion condensed LOFF state Huang, QW, Zhuang, IJMPE, 2008
32
Summary A systematic way of deriving neutrino emissivity in CSC and pion condensed quark matter For the A-phase of spin-1 pairing, the neutrino emission is anisotropic, an instance for parity violation in macroscopic object
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.