Luminescence properties of tunable white-light long-lasting phosphor YPO4: Eu3+, Tb3+, Sr2+, Zr4+
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文摘

Long lasting tunable color phosphors from white to purple light are obtained.

Sr2+ ions can improve the reduction of Eu2+ ions in yttrium phosphate.

The material ensures the consistent afterglow decay processes.

A mechanism of improving Eu2+ emission intensity is proposed.

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