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US5385817A Photographic emulsions containing internally and externally modified silver halide grains 失效
含有内部和外部改性的卤化银颗粒的照相乳剂

Photographic emulsions containing internally and externally modified
silver halide grains
摘要:
The present invention provides a photographic emulsion comprising silver halide grains, a dopant, and a grain surface modifier. The dopant is a transition metal complex comprising a nitrosyl or thionitrosyl ligand with a transition metal selected from the group consisting of ruthenium and osmium. The grain surface modifier is a transition metal selected from Group VIII of the periodic table.
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