Fig. 9From: Synergetic Influence of Microcrystalline Quartz and Alkali Content in Aggregate on Deterioration of Concrete Railroad Ties Used for 15 Years in High-Speed RailwaysXRD results of cement pastes taken from collected PSC ties: a full XRD results and identified phases, and b detailed magnified patterns for four 2θ ranges in a. Small amounts of aggregate minerals were still left in XRD after sample preparation.Back to article page