The Dependence of the Activation Energy for Development on the Size of the Latent Image

Paper presented at a symposium on “Fundamental Problems in Photographic Science” organized by the Science Committee of The Royal Photographic Society on 8-10 September 1975, in Oxford.

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* Present address: Corporate Laboratory, ICI Ltd., P.O. Box 11, The Heath, Runcorn, Cheshire, WA7 4QE.

Abstract

Measurement of the activation energy for development of individual steps of a step-wedge exposed emulsion, in conjunction with bleaching experiments, shows how the activation energy depends on the free energy of the latent image. The effect on discrimination in development is discussed.

Notes

Paper presented at a symposium on “Fundamental Problems in Photographic Science” organized by the Science Committee of The Royal Photographic Society on 8-10 September 1975, in Oxford.

* Present address: Corporate Laboratory, ICI Ltd., P.O. Box 11, The Heath, Runcorn, Cheshire, WA7 4QE.