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Autor:
S. A., MKRTCHYAN, A. K., SHUKURYAN, H. A., VARUZHANYAN, L. M., DANIELYAN, G. S., SAKANYAN, M. A., MARDIYAN, R. A., DUNAMALYAN
Publikováno v:
New Armenian Medical Journal; Jun2024, Vol. 18 Issue 2, p4-13, 10p
Publikováno v:
Inorganic Materials. 42:1039-1045
We describe a novel process for expanding perlite rocks, at temperatures from 1220 to 1370 K and elevated pressures, (3.3–16.0) × 105 Pa, in flowing water vapor. Our results demonstrate for the first time that heating markedly increases the compre