Abstract

A transmission phosphoroscope is described that gives information on the activation and decay rates of luminescent powders, and indicates the relative amounts of fluorescent and phosphorescent light.

© 1939 Optical Society of America

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References

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  1. Lenard, Handbuch der Experimental Physik, Vol.  23, Part 1 (1928).
  2. E. Becquerel, La Lumière 1, 260 (1867).
  3. W. H. Byler, J. Am. Chem. Soc. 60, 632 (1938).
    [Crossref]
  4. E. L. Nichols, H. L. Howes, and D. T. Wilber, Phys. Rev. 12, 351 (1918).
    [Crossref]

1938 (1)

W. H. Byler, J. Am. Chem. Soc. 60, 632 (1938).
[Crossref]

1928 (1)

Lenard, Handbuch der Experimental Physik, Vol.  23, Part 1 (1928).

1918 (1)

E. L. Nichols, H. L. Howes, and D. T. Wilber, Phys. Rev. 12, 351 (1918).
[Crossref]

1867 (1)

E. Becquerel, La Lumière 1, 260 (1867).

Becquerel, E.

E. Becquerel, La Lumière 1, 260 (1867).

Byler, W. H.

W. H. Byler, J. Am. Chem. Soc. 60, 632 (1938).
[Crossref]

Howes, H. L.

E. L. Nichols, H. L. Howes, and D. T. Wilber, Phys. Rev. 12, 351 (1918).
[Crossref]

Lenard,

Lenard, Handbuch der Experimental Physik, Vol.  23, Part 1 (1928).

Nichols, E. L.

E. L. Nichols, H. L. Howes, and D. T. Wilber, Phys. Rev. 12, 351 (1918).
[Crossref]

Wilber, D. T.

E. L. Nichols, H. L. Howes, and D. T. Wilber, Phys. Rev. 12, 351 (1918).
[Crossref]

Handbuch der Experimental Physik (1)

Lenard, Handbuch der Experimental Physik, Vol.  23, Part 1 (1928).

J. Am. Chem. Soc. (1)

W. H. Byler, J. Am. Chem. Soc. 60, 632 (1938).
[Crossref]

La Lumière (1)

E. Becquerel, La Lumière 1, 260 (1867).

Phys. Rev. (1)

E. L. Nichols, H. L. Howes, and D. T. Wilber, Phys. Rev. 12, 351 (1918).
[Crossref]

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Figures (3)

Fig. 1
Fig. 1

Transmission phosphoroscope.

Fig. 2
Fig. 2

Activation and decay of 2 ZnO–SiO2 : Mn.

Fig. 3
Fig. 3

Luminescence of 2 ZnO–SiO2 : Mn.