On the present, the main studies focus on the stability improvement of photochromic dyes, preparation of sol-gel optical fibre and decrease of hydroxyl group content.
提高光致变色染料的稳定性、制备溶胶-凝胶光纤及降低杂化材料羟基含量是目前的研究重点。
2
Sol-gel technique is an important experimental method for preparation of organic-inorganic hybrid materials which can be widely used to manufacture photochromic, optical fibre and emission materials.