Society of Glass Technology · [Sheffield] · leaf 287
f alkaline oxides raises the density. 222 JOURNAL OF THE SOCIETY OF GLASS TECHNOLOGY. (3) The following table shows the effect of barium oxide ondensity, at different concentrations of the various oxides in theglasses. Table III. Mols.of BaO.5-1010-1515-2020-3030-40… … 10 15 20 25 30 35 Molecules BaO.Fig. 1. 2. Refractive Index. All the glasses yielded pieces suitable for use upon the Pulfrichrefractometer. The following were the results obtained. Mols. ofBaO. 51015 203040 51015203040 Percent.BaO. 7-714420-125133540-2 9-216-823328-837744-7 Table IV. 105(i?F-?jo).…
Glass
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