RT Journal Article T1 Determinación del índice de Huecos o «Air Void» en un Hormigón A1 Ángel Martínez, M. C. A1 Martínez Murciano, J. A1 Rodríguez Mateos, F. A1 Carmona Guillén, F. A1 Prendes Rubiera, N. AB Several characteristics of the dispered air bubbles in aerated concrete have been indicated as very im p o rta n t to the stu d y o f the fun ction o f en tra in ed air. This artic le describes the d iffe re n t stages in the processing o f images obtain ed fo r characterizing, among o th e r things, a functio n o f the a ir v o id ra tio, the highly variable dispersion of the parameters of spacing factor, the specific surface, the void frecuency, etc.. The results are compared with other methods, as Linear-transverse, using in the Standard test of ASTM C-457-90 PB Sociedad Geológica de España YR 1996 FD 1996 LK http://hdl.handle.net/10272/12259 UL http://hdl.handle.net/10272/12259 LA spa DS Repositorio Institucional de la Universidad de Huelva RD 31 may 2026