骨牌式上轉換效應 (IMAGE)

City University of Hong Kong

骨牌式上轉換效應

Caption

圖a顯示用來產生骨牌式上轉換效應的NaYF4:Yb/Tm@NaErF4:Ce@NaYF4「核-殼-殼」納米粒子示意圖（左圖），和構思的納米粒子能量轉移機制。圖b顯示使用高角度環形暗場掃描透射電子顯微鏡拍攝到的納米粒子NaYF4:Yb/Tm@NaErF4:Ce@NaYF4影像（HAADF-STEM），該影像突出了納米粒子的層狀結構。

Credit

Sun, T., Chen, B., Guo, Y. et al. /DOI number: 10.1038/s41467-022-28701-1

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