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纳米二氧化钛溶胶的光催化活性及细胞毒性试验(英文)

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Abstract:

利用低温合成法制备了分散有锐钛矿纳米颗粒的二氧化钛(TiO2)溶胶,该溶胶均一、透明。利用X射线衍射和透射电镜对该溶胶内纳米颗粒的结构和形貌进行研究。结果显示颗粒呈梭形,分散性良好,其尺寸小于50nm,晶型为锐钛矿型。通过对TiO2溶胶光催化活性和老鼠内皮细胞毒性进行研究,发现该溶胶在日光照射下光催化活性较高,具有良好的生物相容性和安全性。

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