| 摘要 |
A photoreceptor including an electroconductive substrate and a photosensitive layer which is formed on the electroconductive substrate and which includes a charge generation material, wherein the charge generation material comprises an organic pigment and wherein the photosensitive layer further includes at least one ion selected from the group consisting of K+, Na+, NO3-, HCOO-, NO2-, Cl-, Br-, and NH4+ or one or more water-soluble inorganic salts.
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