Matches in DBpedia 2016-04 for { ?s ?p "In science, an effective theory is a scientific theory which proposes to describe a certain set of observations, but explicitly without the claim or implication that the mechanism employed in the theory has a direct counterpart in the actual causes of the observed phenomena to which the theory is fitted.I.e. the theory proposes to model a certain effect, without proposing to adequately model any of the causes which contribute to the effect.Thus, an effective field theory is a theory which describes phenomena in solid-state physics, notably the BCS theory of superconduction, which treats vibrations of the solid-state lattice as a \"field\" (i.e. without claiming that there is \"really\" a field), with its own field quanta, called phonons. Such \"effective particles\" derived from effective fields are also known as quasiparticles.In a certain sense, quantum field theory, and any other currently known physical theory, could be described as \"effective\", as in being the \"low energy limit\" of an as-yet unknown \"Theory of Everything\"."@en }
Showing triples 1 to 1 of
1
with 100 triples per page.
- Effective_theory abstract "In science, an effective theory is a scientific theory which proposes to describe a certain set of observations, but explicitly without the claim or implication that the mechanism employed in the theory has a direct counterpart in the actual causes of the observed phenomena to which the theory is fitted.I.e. the theory proposes to model a certain effect, without proposing to adequately model any of the causes which contribute to the effect.Thus, an effective field theory is a theory which describes phenomena in solid-state physics, notably the BCS theory of superconduction, which treats vibrations of the solid-state lattice as a \"field\" (i.e. without claiming that there is \"really\" a field), with its own field quanta, called phonons. Such \"effective particles\" derived from effective fields are also known as quasiparticles.In a certain sense, quantum field theory, and any other currently known physical theory, could be described as \"effective\", as in being the \"low energy limit\" of an as-yet unknown \"Theory of Everything\".".