Conditions of sensibility of photo-electric cells with alkali metals and hydrogen . m. 5: o .t±t So Si U- OF P. S. S. FORM 31 Plate VIII. The curves marked A, taken after forming, show thnt the illuminating ^oltnge is in the order of their values for curves marked B, taken before ?forming, ahoT^: that theilluminating voltages are not in the saiije order as thosemarked A, and that curve for D = cm. shows an illum-inating voltage much greater than that for D - D = cm. These curves do not show very p:,ood conditions for sensi-tiveness since the ordinates are very small un
Conditions of sensibility of photo-electric cells with alkali metals and hydrogen . m. 5: o .t±t So Si U- OF P. S. S. FORM 31 Plate VIII. The curves marked A, taken after forming, show thnt the illuminating ^oltnge is in the order of their values for curves marked B, taken before ?forming, ahoT^: that theilluminating voltages are not in the saiije order as thosemarked A, and that curve for D = cm. shows an illum-inating voltage much greater than that for D - D = cm. These curves do not show very p:,ood conditions for sensi-tiveness since the ordinates are very small until illum-inating voltage is IX. The curves marked A show that the critical pressures for minimum illuminating potential is greater thanthat for ma. CpII No. 4. PotasRium Metal. Data and Ionization curvea before forming. Plate X shows pffect of variition of D. A — cm^. L = D. 22 t = 24°G P = 60 rnrji Plate, XI ahowfl effect of variation of 13. A = cm^. L = C. f t = o4°G P = 5 0 mm. Plate XII shows e^f=ct of variation of P A =
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Keywords: ., bookcentury1900, bookdecade1910, booksubjecttheses, bookyear1912
