The rise in brightness of infra-red sensitive phosphors.
D007259:Infrared Rays; D007287:Inorganic Chemicals; D009943:Organophosphorus Compounds; D010758:Phosphorus; D017553:Phosphorus Compounds; D016226:Phosphorus, Dietary
D007287:Inorganic Chemicals; D009943:Organophosphorus Compounds; D017553:Phosphorus Compounds; D016226:Phosphorus, Dietary; D010758:Phosphorus
INFRA-RED RAYS; PHOSPHORUS AND PHOSPHORUS COMPOUNDS