Onsager Regression TheoremConcept of the experiment: A condensate of photons (small sphere) is coupled to a large bath depicted by the red sphere. What happens to the condensate when the bath is disturbed, and how is this connected to the fluctuations of the bath?https://www.qo.uni-bonn.de/en/news/onsager-regression-theroem/onsager.jpg/viewhttps://www.qo.uni-bonn.de/en/news/onsager-regression-theroem/onsager.jpg/@@images/image-1200-b702de4bb740b606cc298ed55c067395.jpeg
Onsager Regression Theorem
Concept of the experiment: A condensate of photons (small sphere) is coupled to a large bath depicted by the red sphere. What happens to the condensate when the bath is disturbed, and how is this connected to the fluctuations of the bath?