β-NaYF4:Yb,Er is a kind of high efficient up-conversion materials. In this article, β-NaYF4:Yb,Er nanocrystals are synthesized via a two-step process by the thermolysis of trifluoroacetate precursors.
β-NaYF4:Yb,Er is a kind of high efficient up-conversion materials. In this article, β-NaYF4:Yb,Er nanocrystals are synthesized via a two-step process by the thermolysis of trifluoroacetate precursors.
Intramolecular charge-transfer (ICT) process in low-dimension systems has attracted great interest. It has been found the acetylene-bridged molecular wires, where triple bonds perform as electronic co
Intramolecular charge-transfer (ICT) process in low-dimension systems has attracted great interest. It has been found the acetylene-bridged molecular wires, where triple bonds perform as electronic co
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