Media type: E-Article Title: Setting time and strength monitoring of alkali-activated cement mixtures by ultrasonic testing Contributor: Tekle, Biruk Hailu [VerfasserIn]; Hertwig, Ludwig [VerfasserIn]; Holschemacher, Klaus [VerfasserIn] imprint: 10 April 2021 Published in: Materials ; 14(2021), 8, Artikel-ID 1889, Seite 1-17 Language: English DOI: 10.3390/ma14081889 ISSN: 1996-1944 Identifier: Keywords: Alkali-activated cement ; Geopolymer ; Ultrasonic testing ; Setting time ; Compressive strength ; Taguchi design Origination: Footnote: Access State: Open Access