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Reply to a discussion of “the estimation of fracture surface energy as a measure of the ‘toughness’ of hardened cement paste” by Y.W. Mai

✍ Scribed by K.L. Watson


Publisher
Elsevier Science
Year
1979
Tongue
English
Weight
165 KB
Volume
9
Category
Article
ISSN
0008-8846

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📜 SIMILAR VOLUMES


A discussion of the paper: The estimatio
✍ Y.W. Mai 📂 Article 📅 1979 🏛 Elsevier Science 🌐 English ⚖ 190 KB

I have read with great interest Dr. Watson's paper on the fracture toughness measurement of hardened cement paste by the work of fracture method (1) using deep edge notched specimens with a large span/depth ratio. While his proposal is sound and based on experimental facts I would like to suggest th

The estimation of fracture surface energ
✍ K.L. Watson 📂 Article 📅 1978 🏛 Elsevier Science 🌐 English ⚖ 342 KB

Fracture surface energy, obtained by the work of fracture method using notched beams, provides a simple and direct measure of the "toughness" of hardened cement paste that avoids relying on complex analytical procedures which may not be readily applicable to this type of material. Nevertheless, it i

A reply to a discussion by D. Bonen of t
✍ Hong Zhao; David Darwin 📂 Article 📅 1993 🏛 Elsevier Science 🌐 English ⚖ 276 KB

The authors appreciate Bonen's discussion. He has raised a number of useful points that should be addressed. At the outset, it appears that Bonen has concluded that the preset gray levels used to identify phases within cement paste were selected based on "absolute" backscatter coefficients. This wa

A reply to a discussion by W.G. Hime of
✍ E. Scholl; D. Knöfel 📂 Article 📅 1991 🏛 Elsevier Science 🌐 English ⚖ 38 KB

In our experiments, mortar samples were exposed to a CO2-enriched atmosphere (CO2-series) and to a CO 2 + SO2-enriched atmosphere (SO2-series). Because of the gas concentrations (0.7 vol.-% CO2; 0.06 vol.-% CO2) used, the dominant process consists in the reaction of CO 2 with the alkaline components