. Carnegie Institution of Washington publication. 34 NUCLEATION OF THE UNCONTAMINATED ATMOSPHERE. values are followed by high superior values. The oscillatory curves usually rise [from great depth to great height. The ^-curves sometimes show a tendency to double inflection after 8/> = 24 cm. is exceeded, ref- erable, it would seem, to the normal air ions added to the radium FIG. 26.—Number of efficient nuclei (n) obtained in successive exhaustions of dust- free air energized by radium. Periodicity. FIGS. 27-30.—Change of apertures (s) of coronas and nucleations (N) varying with the p
. Carnegie Institution of Washington publication. 34 NUCLEATION OF THE UNCONTAMINATED ATMOSPHERE. values are followed by high superior values. The oscillatory curves usually rise [from great depth to great height. The ^-curves sometimes show a tendency to double inflection after 8/> = 24 cm. is exceeded, ref- erable, it would seem, to the normal air ions added to the radium FIG. 26.—Number of efficient nuclei (n) obtained in successive exhaustions of dust- free air energized by radium. Periodicity. FIGS. 27-30.—Change of apertures (s) of coronas and nucleations (N) varying with the pressure differences (5^>) in cases of dust-free air energized or not by radium (in sealed glass). Arrows show the march of the observations. Periodicity is apparent. FIGS. 31-32.—Decay of nuclei produced by radium after removal of tube from fog chamber. Radium in glass tube. Table 9, referred to in figs. 26, 27, and 28, will be found as table 18, p. 33. Table 10, referred to in figs. 29, 30, 31, and 32, will be found as table 19, p. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Carnegie Institution of Washington. Washington, Carnegie Institution of Washington
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