What Does CPA Stand For?
CPA stands for Coupled Pair Approximation
CPA, or Coupled Pair Approximation, is a theoretical framework used in statistical mechanics and condensed matter physics to analyze the behavior of interacting particle systems. It simplifies complex many-body problems by treating pairs of particles as coupled entities, allowing for more tractable calculations of their thermodynamic properties and phase behavior. This approximation is particularly useful in systems with strong correlations, where traditional methods may struggle, providing valuable insights into phenomena such as phase transitions and critical behavior.
Added on 14th April 2008 | Last edited on 17th June 2025 | Edit Acronym