Digitale Medien
[s.l.]
:
Nature Publishing Group
Nature
191 (1961), S. 1000-1001
ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] The co-precipitated gels used in the heating experiments were prepared as follows: quartz powder was fused with sodium hydroxide and dissolved in the dilute aqueous solution of sulphuric acid containing an adequate amount of alum. The concentration of SiO2-Al2O3 was kept constant (1 gm./l.) for all ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/1911000a0
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