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Chiral ionic liquid assisted synthesis of some metal oxides

机译:手性离子液体辅助合成某些金属氧化物

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A chiral ionic liquid with a natural alcohol based chain was used as a tailoring agent for the synthesis of simple and cost effective materials such as ZnO, CuO, CuO–ZnO with peculiar morphology. The morphology and chemical composition of the microstructures were investigated by bright-field and scanning transmission microscopy (BF-TEM and STEM), energy dispersive X-ray spectroscopy (EDX), Fourier transform infrared spectroscopy (FTIR), and UV-VIS spectroscopy. Furthermore, the photocatalytic activity of ZnO, CuO and ZnO–CuO nanostructures was quantified for methylene blue (MB) dye. CuO needles had the lowest photocatalytic activity (23.8% in 40 min). Due to their peculiar forms, ZnO (flower like shape) and ZnO/CuO (leaf like shape where ZnO nanoparticles were deposited) had the highest photocatalytic activity in 40 min (93.6% for ZnO nanoparticles and 95% for ZnO–CuO nanostructures).
机译:具有天然醇基链的手性离子液体被用作定制剂,用于合成具有独特形貌的简单且经济高效的材料,例如ZnO,CuO,CuO-ZnO。通过明场和扫描透射显微镜(BF-TEM和STEM),能量色散X射线光谱仪(EDX),傅里叶变换红外光谱仪(FTIR)和UV-VIS光谱仪研究了微观结构的形态和化学组成。此外,对亚甲基蓝(MB)染料的ZnO,CuO和ZnO–CuO纳米结构的光催化活性进行了定量。 CuO针的光催化活性最低(在40分钟内为23.8%)。由于它们的奇特形式,ZnO(花状)和ZnO / CuO(叶状沉积ZnO纳米粒子的形状)在40分钟内具有最高的光催化活性(ZnO纳米粒子为93.6%,ZnO-CuO纳米结构为95%)。

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