... , thermoluminescence, multiphoton material, fluorescent pigment rare earth fluorescent pigment, organic fluorescent pigment, inorganic fluorescent pigmentElectroluminescent (EL) High-electrol DC voltage ... , AC voltage ACEL, thin film EL, thick film EL, organic EL low-electrol light emitting diode LED,OEL or OLED ... .5 Factory information: Customer visiting: CaWO4 luminescent phosphor white powder