Current Research in QCD: Areas, Problems & Info

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Current research in Quantum Chromodynamics (QCD) focuses on understanding the phases of strongly interacting matter and their cosmic roles, the internal structure of nucleons, and the properties predicted by QCD. Key problems include the transition of quarks and gluons into pions and nucleons, and the significance of gluons and their self-interactions within nucleons and nuclei. Researchers are also investigating the fundamental features of QCD and their connections to gravity and spacetime. Advances in computational power have revitalized interest in Lattice QCD, which has been a significant area of study since the early 1980s. For further information, resources like the NSAC long-range plan and the Nuclear Physics European Collaboration Committee can provide valuable insights.
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I'm interested to find out a bit more about current work that is going on in QCD.What are the main areas of research? What are the main problems that people are working on? Where could I find some further information about current research in QCD?

Thanks
 
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This is a rather vast question. I will just copy/past the list of questions from the section "QCD" in the introduction to the NSAC long range plan from last year :
  • What are the phases of strongly interacting matter, and what roles do they play in the cosmos?
  • What is the internal landscape of the nucleons?
  • What does QCD predict for the properties of strongly interacting matter?
  • What governs the transition of quarks and gluons into pions and nucleons?
  • What is the role of gluons and gluon self-interactions in nucleons and nuclei?
  • What determines the key features of QCD, and what is their relation to the nature of gravity and spacetime?
http://www.sc.doe.gov/np/nsac/nsac.html
See also :
Nuclear Physics European Collaboration Committee (their long range plan dates back from 2004)
 
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I think that people were doing "Lattice QCD" in the early 1980s or even earlier. Since then computers have become much more powerful. So, have any of the outstanding problems been solved this way?
 
Time reversal invariant Hamiltonians must satisfy ##[H,\Theta]=0## where ##\Theta## is time reversal operator. However, in some texts (for example see Many-body Quantum Theory in Condensed Matter Physics an introduction, HENRIK BRUUS and KARSTEN FLENSBERG, Corrected version: 14 January 2016, section 7.1.4) the time reversal invariant condition is introduced as ##H=H^*##. How these two conditions are identical?

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