scholarly journals A single crystalline porphyrinic titanium metal–organic framework

2015 ◽  
Vol 6 (7) ◽  
pp. 3926-3930 ◽  
Author(s):  
Shuai Yuan ◽  
Tian-Fu Liu ◽  
Dawei Feng ◽  
Jian Tian ◽  
Kecheng Wang ◽  
...  

We have successfully synthesized a single crystalline porphyrinic titanium MOF, namely PCN-22. PCN-22 represents an important step towards mimicking dye sensitized TiO2 in MOFs.

Science ◽  
2018 ◽  
Vol 359 (6372) ◽  
pp. 206-210 ◽  
Author(s):  
Kui Shen ◽  
Lei Zhang ◽  
Xiaodong Chen ◽  
Lingmei Liu ◽  
Daliang Zhang ◽  
...  

We constructed highly oriented and ordered macropores within metal-organic framework (MOF) single crystals, opening up the area of three-dimensional–ordered macro-microporous materials (that is, materials containing both macro- and micropores) in single-crystalline form. Our methodology relies on the strong shaping effects of a polystyrene nanosphere monolith template and a double-solvent–induced heterogeneous nucleation approach. This process synergistically enabled the in situ growth of MOFs within ordered voids, rendering a single crystal with oriented and ordered macro-microporous structure. The improved mass diffusion properties of such hierarchical frameworks, together with their robust single-crystalline nature, endow them with superior catalytic activity and recyclability for bulky-molecule reactions, as compared with conventional, polycrystalline hollow, and disordered macroporous ZIF-8.


2012 ◽  
Vol 51 (14) ◽  
pp. 3364-3367 ◽  
Author(s):  
Yanghe Fu ◽  
Dengrong Sun ◽  
Yongjuan Chen ◽  
Renkun Huang ◽  
Zhengxin Ding ◽  
...  

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