Structure and dynamics of breaking foams
![Thumbnail](/bitstream/handle/10183/103655/000261978.pdf.jpg?sequence=3&isAllowed=y)
Visualizar/abrir
Data
1995Tipo
Abstract
Experimental results are presented for the relaxation of a two dimensional soap foam in which wall breakage is initiated through gentle warming of the foam cell. Significantly different phenomenology from the relaxation of nonbreaking foams is observed. At a critical "break time," which depends on the temperature ramping rate and initial conditions, a large scale mechanical cascade of wall rupture sets in, leading to a rapid disintegration of the foam. In the cascade regime, whose behavior is e ...
Experimental results are presented for the relaxation of a two dimensional soap foam in which wall breakage is initiated through gentle warming of the foam cell. Significantly different phenomenology from the relaxation of nonbreaking foams is observed. At a critical "break time," which depends on the temperature ramping rate and initial conditions, a large scale mechanical cascade of wall rupture sets in, leading to a rapid disintegration of the foam. In the cascade regime, whose behavior is essentially independent of the ramping rate, a dynamical scaling behavior, associated with the distribution of cell edge lengths, is proposed. ...
Contido em
Physical Review. E, Statistical physics, plasmas, fluids and related interdisciplinary topics. New York. Vol. 51, no. 6 (June 1995), p. 5788-5796
Origem
Estrangeiro
Coleções
-
Artigos de Periódicos (39351)Ciências Exatas e da Terra (5974)
Este item está licenciado na Creative Commons License
![](/themes/Mirage2Novo//images/lume/cc.png)