Piccardi's Chemical Test Results as a Support of Russian ...
Piccardi's Chemical Test Results as a Support of Russian ...
Piccardi's Chemical Test Results as a Support of Russian ...
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Piccardi’s <strong>Chemical</strong> <strong>Test</strong> <strong>Results</strong> <strong>as</strong> a <strong>Support</strong> <strong>of</strong> <strong>Russian</strong> Researches in Heliogeophysics and Heliobiology from 20s<br />
2<br />
Piccardi’s chemical test<br />
H 2<br />
0<br />
Giorgio Piccardi<br />
(1895 – 1972)<br />
BiCl 3<br />
BiOCl<br />
BiCl 3<br />
+ H 2<br />
O → BiOCl + 2HCl<br />
dfferent precipitation velocity<br />
<strong>of</strong> BiOCl in the course <strong>of</strong> time<br />
(day, months, years etc.)<br />
is valuable by different<br />
height <strong>of</strong> the colloid<br />
after a determined time<br />
secular variations<br />
<strong>of</strong> test D<br />
according<br />
to solar activity
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