Alencar, Adriano M.; Majumdar, Arnab; Hantos, Zoltan; … - In: Physica A: Statistical Mechanics and its Applications 357 (2005) 1, pp. 18-26
In a variety of physico-chemical reactions, the actual process takes place in a reactive zone, called the “active surface”. We define the active surface of the lung as the set of airway segments that are closed but connected to the trachea through an open pathway, which is the interface...