luminous paint

Or, the photon may be retained for a while and emitted again relatively unchanged—the effect observed in luminous paint.

The luminous paint which has recently attracted so much attention is of the same nature.

They obtained a vigorous effect from Balmain's luminous paint, but when this was mixed in gelatin there was no external effect.

He had made it himself, and had ornamented it with a grotesque face in luminous paint.

He had fooled considerable with phosphorus, and had some of the luminous paint that he had mixed some time before.