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pro vyhledávání: '"Romano Morlotti"'
Publikováno v:
Journal of Luminescence. 96:37-49
A spectroscopic study is carried out in which the effects of added Ca 2+ and Ru 4+ transition metal ions on some characteristics of the emission of Gd 2 O 2 S : Tb 3+ phosphors (energy levels, intensities, lifetimes) are examined and compared. In ord
Autor:
Romano Morlotti, Giulio Ottonello
Publikováno v:
The Journal of Chemical Thermodynamics. 19:809-818
The thermochemical properties of the olivine solid solution {xNiSi0.5O2 + (1−x)MgSi0.5O2)(s, sln) were investigated by galvanic-cell measurements in the range from x = 1 to x = 3.31 × 10−4. The solid solution exhibits positive deviations from id
Autor:
Giulio Ottonello, Romano Morlotti
Publikováno v:
Physics and Chemistry of Minerals. 8:87-97
It is shown that experimentally observed departures from Henry's law at high dilution conditions for rare earth elements (REE) in garnet, clinopyroxene and plagioclase can be referred to stabilization in the lattice point defects. The solution proces
Autor:
Romano Morlotti
Publikováno v:
Zeitschrift für Naturforschung A. 24:441-443
Polycrystalline NiO samples were equilibrated with different oxygen partial pressures from 10-3 to 1 Atm in the temperature range 750 °C -1000 °C. Transient electrical conductivity was measured until a new equilibrium was attained after changing th