High scotopic/photopic ratio white-light-emitting diodes integrated with semiconductor nanophosphors of colloidal quantum dots.
High scotopic/photopic ratio white-light-emitting diodes integrated with semiconductor nanophosphors of colloidal quantum dots.
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DOI:
10.1364/ol.36.001893
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发表时间:
2011-05
期刊:
影响因子:
3.6
通讯作者:
S. Nizamoglu;T. Erdem;H. Demir
中科院分区:
文献类型:
--
作者:
S. Nizamoglu;T. Erdem;H. Demir
We propose and demonstrate single-chip white-light-emitting diodes (WLEDs) integrated with semiconductor nanophosphors of colloidal quantum dots for high scotopic/photopic (S/P) ratio. These color conversion WLEDs achieve S/P ratios over 3.00, which exceeds the current limit of 2.50 in common lighting technologies, while sustaining sufficient levels of color rendering index.