What is particle-particle or particle-hole susceptibility

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SUMMARY

Particle-particle and particle-hole susceptibility are critical concepts in condensed matter physics, particularly in the context of the Hubbard Model. These susceptibilities describe the response of a system to external perturbations, influencing phenomena such as superconductivity and magnetism. Understanding these concepts is essential for analyzing many-body systems and their phase transitions, as detailed in the referenced arXiv paper (arXiv:9802.078.pdf).

PREREQUISITES
  • Familiarity with condensed matter physics principles
  • Understanding of the Hubbard Model and its implications
  • Knowledge of many-body quantum mechanics
  • Basic grasp of susceptibility in physical systems
NEXT STEPS
  • Study the Hubbard Model in detail, focusing on its applications in condensed matter physics
  • Explore the mathematical formulation of particle-particle and particle-hole susceptibilities
  • Investigate the role of these susceptibilities in superconductivity and magnetism
  • Read the referenced arXiv paper for advanced insights and examples
USEFUL FOR

Physicists, graduate students in condensed matter physics, and researchers interested in many-body systems and their properties.

gefro
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what is particle-particle or particle-hole susceptibility in condensed matter physics?
what is it good for and where does it come from?
 
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How well do you know the Hubbard Model ? I know only a tiny bit, so I'll leave you with this link :

http://arxiv.org/PS_cache/cond-mat/pdf/9802/9802078.pdf
 
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