Bonding in cementitious materials with asphalt-coated particles: Part I - The interfacial transition zone

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• 作者：Alexander S. Brand<sup>asup><sup> ; sup><sup>abrand2@illinois.edusup><sup> ; sup><sup>alexander.brand@nist.govsup> ; Jeffery R. Roesler<sup>bsup><sup> ; sup><sup>jroesler@illinois.edusup>
• 关键词：Reclaimed asphalt pavement ; Concrete ; Interfacial transition zone ; Backscattered electron microscopy ; Image analysis ; Calcium hydroxide
• 刊名：Construction and Building Materials
• 出版年：2017
• 出版时间：15 January 2017
• 年：2017
• 卷：130
• 期：Complete
• 页码：171-181
• 全文大小：3261 K
• 卷排序：130

文摘

Backscattered electron microscopy used to study ITZ of mortar with RAP aggregates. Larger, more porous ITZ forms from RAP aggregates compared to dolomite. Less CH and C-S-H are present in ITZ near the RAP interface. Silica fume does not significantly improve ITZ properties in mortar with RAP.