Auteur Barbara Lothenbach
Documents disponibles écrits par cet auteur (3)
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Göril Möschner, Auteur ; Barbara Lothenbach, Auteur ; Renato Figi, Auteur |Citric acid can be used to retard the hydration of cement. Experiments were carried out to investigate the influence of citric acid on the composition of solid and liquid phases during cement hydration. Analyses of the solid phases showed that d[...]
Article : texte imprimé
Thomas Schmidt, Auteur ; Barbara Lothenbach, Auteur ; Michael Romera, Auteur |The consequences of external sulfate attack were investigated by traditional test methods, i.e. length and mass change, as well as by a newly developed, surface sensitive ultrasonic method, using Leaky Rayleigh waves (1 MHz). The macroscopic cha[...]
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Göril Möschner, Auteur ; Barbara Lothenbach, Auteur ; Frank Winnefeld, Auteur |The solid solution between Al- and Fe-ettringite Ca6[Al1 − xFex(OH)6]2(SO4)3·26H2O was investigated. Ettringite phases were synthesized at different Al/(Al + Fe)-ratios (= XAl,total), so that XAl increased from 0.0 to 1.0 in 0.1 unit steps. Afte[...]
