Write on anything: INexpensive glow in the dark writing

Inexpensive glow in the dark writing Desired effect:Paint a Wall or furniture write on it or draw then it fades 1 less than a minute then you can draw again Materials: -1 UV LED (low power any chinese anti fake bill keychain will do) -Any surface -Common glow in the dark paint or powder Low grade Zinc sulfide glow in the dark paint (or strontium oxide aluminate glow in the dark paint ) We have to find a way to lower the performance of the compounds so that they glow for 10-40 seconds maximum instead of hours. WHAT IS NEEDED: A CHEMICAL DETERRENT TO LOWER THE PERFORMANCE OF THE PAINT: HELP IS NEEDED I DO NOT KNOW WHAT COMPOUND TO USE. (IT MUST DECREASE THE PERFORMANCE BUT NOT THE BRIGHTNESS in dim light) Help complete this instructable, (pretty please)

Picture of Write on anything: INexpensive glow in the dark writing