Nevertheless, approaches to synthesize bare ordered mesoporous sieves without heating [25–27] and even more the organic functionalization by co-condensation method at room temperature compared to hydrothermal routes have been very limited [28,29].
Nevertheless, approaches to synthesize bare ordered mesoporous sieves without heating [25–27] and even more the organic functionalization by co-condensationmethod at room temperature compared to hydrothermal routes have been very limited [28,29].