2 条结果 关键词:铜纳米团簇 ×

Synthesis of europium(iii)-doped copper nanoclusters for electrochemiluminescence bioanalysis.

Chemical communications (Cambridge, England) 2020 Zhuang X, Gao X, Tian C, Cui D 等 8 人

本文报道了一种基于Eu3+掺杂铜纳米团簇(Eu3+-CuNCs)的电化学发光(ECL)生物传感器,用于检测多巴胺(DA)。Eu3+掺杂可改变CuNCs表面状态并形成Eu(III)配合物,促进能量转移,使ECL强度提高约3倍并显著改善稳定性;Cu2+与Eu3+最优比例为4:1。以Eu3+-CuNCs修饰玻碳电极(GCE),在0.1 M...

电化学发光(ECL)生物传感器 铜纳米团簇Eu3+掺杂多巴胺

One minute synthesis of green fluorescent copper nanocluster: The preparation of smartphone aided paper-based kit for on-site monitoring of nanomolar level mercury and sulfide ions in environmental samples.

Journal of hazardous materials 2020 Maruthupandi M, Thiruppathi D, Vasimalai N

本文报道了一种通过简单超声法在一分钟内合成绿色荧光铜纳米团簇的方法。以1-硫基-β-D-葡萄糖(TG)为封端配体,合成得到TG-CuNCs,其荧光发射峰位于430 nm,并通过紫外-可见吸收、荧光、X射线衍射、高分辨透射电镜和傅里叶变换红外光谱进行表征。加入Hg2+或S2−后,TG-CuNCs的绿色荧光发生猝灭。基于荧光猝灭,分别计...