Untersuchung von gefriervorgǎngen in zem
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N. Stockhausen; H. Dorner; B. Zech; M.J. Setzer
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Article
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1979
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Elsevier Science
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English
⚖ 803 KB
Freezing phenon~na in hardened cement paste (hcp) were investigated by DTA. On cooling at least two phase transitions have been^observed in the temperature range between -10°C and -25°C and near -43vC respectively. Also a hysteresis between cooling and heating has been found. The phase transitions a