Effect of cyclic loading on dissolution-precipitation creepстатья
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:The recrystallization creep of water-wetted sodium chloride, calcium
carbonate, and ammonium nitrate powders is studied under the conditions
of static and cyclic loading. For the two former salts, a drastic
acceleration of the creep is revealed upon the passage from the static
to the cyclic regime; when returning to the static regime, the creep
rate appears to be close to the initial one. For ammonium nitrate, no
acceleration of the creep is observed. When the samples are tested in
nonsolvent media (heptane and Vaseline oil), the effect is not observed.
A mechanism is proposed to explain the observed phenomena.