Browsing SINTEF Open by Subject "Alkali-aggregate reaction"

Now showing items 1-2 of 2

    • Alkali metal distribution in composite cement pastes and its relation to accelerated ASR tests 

      Hemstad, Petter; Zuschlag, Pamela; Kjellemyr, Petter; Lindgård, Jan; Kjellsen, Knut O.; Rønning, Terje; Justnes, Harald; Maciej, Zajac; Haha, Mohsen Ben; Weerdt, Klaartje de (Peer reviewed; Journal article, 2023)
      Accelerated testing of alkali silica reaction (ASR) in concrete at elevated temperatures of 38 and 60 °C has an unknown impact on the alkali metal distribution in the cement paste. This paper investigates how the alkali ...

    • RILEM TC 258-AAA Round Robin Test: Alkali release from aggregates and petrographic analysis. Critical review of the test method AAR-8 

      Menéndez, Esperanza; Silva, António Santos; Fernandes, Isabel; Duchesne, Josée; Berra, Mario; De Weerdt, Klaartje; Salem, Yasmin; García-Roves, Ricardo; Soares, Dora; Fournier, Benoit; Mangialardi, Teresa; Lindgård, Jan (Peer reviewed; Journal article, 2022)
      To create an international recommendation concerning the release of alkalis, test method AAR-8 was developed within the scope of RILEM TC 258-AAA activities. The first round robin test was performed using five aggregate ...