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YUEBIN LI @ 5:28 pm on 24 May 2009
Why Ce3+ is luminescent but Ce4+ is dark?
Free Ce3+ ions or doped into nanoparticles LnPO4,LnF3, there will be very strong luminescence from Ce3+,but when we synthesize CeO2 nanoparticles, there isn’t any luminescence?
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