Digitale Medien
[s.l.]
:
Nature Publishing Group
Nature
170 (1952), S. 317-317
ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] We have found that thin slices of coal and dry grinding of coal are both unsatisfactory. Satisfactory spectra have been obtained by the technique of grinding 1 gm. of coal together with 4 ml. of 'Nujol' for 18 hr. in a power-driven agate pestle and mortar. This suspension, in which 80 per cent of ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/170317a0
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