Cerium-based porous coordination polymers with hierarchical superstructures: fabrication, formation mechanism and their thermal conversion to hierarchical CeO2

2015 ◽  
Vol 2 (6) ◽  
pp. 567-575 ◽  
Author(s):  
Yong-Xia Zhao ◽  
Zhi-Wen Nie ◽  
Meng-Meng Shi ◽  
Cheng-Hui Zeng ◽  
Yuan Li ◽  
...  

Novel three-dimensional (3D) ceria hierarchical structures have been prepared via a thermolysis of the corresponding porous coordination polymer precursors.

2013 ◽  
Vol 66 (4) ◽  
pp. 464 ◽  
Author(s):  
Keisuke Kishida ◽  
Satoshi Horike ◽  
Kanokwan Kongpatpanich ◽  
Susumu Kitagawa

Porous coordination polymer compounds consisting of Zn2+, 1,2-di(4-pyridyl)ethane, and dicarboxylates were synthesised and their crystal structures were determined. These are doubly interpenetrated 2D layer structures, and the flexibility of porous structures is dependent on the substituent group of the dicarboxylate. From gas adsorption studies, distinct adsorption isotherms were observed for CO2, CH4, C2H4, and C2H6 at 195 K and 273 K, respectively.


RSC Advances ◽  
2017 ◽  
Vol 7 (20) ◽  
pp. 11872-11879 ◽  
Author(s):  
Zepeng Kang ◽  
Kailong Jiao ◽  
Ruiyun Peng ◽  
Zongqian Hu ◽  
Shuqiang Jiao

Herein, we report the first example of using the Al-based porous coordination polymers (Al-PCP) as a template for preparation of nanoporous carbon through a two-step carbonized method.


2017 ◽  
Vol 5 (15) ◽  
pp. 3706-3713 ◽  
Author(s):  
Akio Mishima ◽  
Tomomi Koshiyama ◽  
Jose A. Real ◽  
Masaaki Ohba

Guest-responsivity accompanying spin-state change of a porous coordination polymer was enhanced by mesocrystallization in both solid and aqueous suspension states.


RSC Advances ◽  
2016 ◽  
Vol 6 (22) ◽  
pp. 18465-18470 ◽  
Author(s):  
Shuang Wang ◽  
Ting Wang ◽  
Ying Shi ◽  
Guang Liu ◽  
Jinping Li

In this work, mesoporous Co3O4@carbon composites were prepared through a simple, one-step, carbonization of microporous cobalt-based porous coordination polymer ZSA-1.


2016 ◽  
Vol 45 (18) ◽  
pp. 7866-7874 ◽  
Author(s):  
Guo-Rong Li ◽  
Chen-Chao Xie ◽  
Zhu-Rui Shen ◽  
Ze Chang ◽  
Xian-He Bu

This work offered a successful example of the fabrication of cobalt oxide 2D nanomaterials utilizing infinite coordination polymers with a well-defined morphology as precursors.


2020 ◽  
Vol 98 (7) ◽  
pp. 365-372
Author(s):  
Matthew L. Brown ◽  
Daniel B. Leznoff

The solvothermal synthesis and characterization of a three-dimensional, interpenetrated uranyl dicyanoaurate coordination polymer, K2(UO2)2(UO2)2(Au(CN)2)2(O)2(NO3)4, from UO2(NO3)2·6H2O and KAu(CN)2 is described. The structure contains a three-dimensional (3D) lattice of planar tetranuclear uranyl–oxo–nitrate clusters connected by dicyanoaurate linkers, with the rotation of the clusters providing the increased dimensionality. The material undergoes a reversible single-crystal to single-crystal transformation on exposure to water vapour, which is taken up in the channels of the 3D system. A second uranyl dicyanoaurate coordination polymer of the form [UO2(DMSO)3(H2O)(Au(CN)2)][Au(CN)2] was structurally characterized as a linear chain of dicyanoaurate units connected by gold–gold bonds with pendant uranyl–water–DMSO adducts that are hydrogen bonded into a two-dimensional sheet. Both materials exhibit emission arising from both the uranyl moiety and the gold(I) centre and represent the first multidimensional uranyl–dicyanoaurate coordination polymers.


CrystEngComm ◽  
2018 ◽  
Vol 20 (41) ◽  
pp. 6602-6612 ◽  
Author(s):  
Ranjay K. Tiwari ◽  
J. N. Behera

Five transition metal–BTC–BIm based coordination polymers with hierarchical structures were synthesized under hydro/solvothermal condition. Crystal structure analysis of the compounds showed that 1 forms a 1D chain, 2 and 3 have 2D layers, while 4 and 5 have three-dimensional architectures.


RSC Advances ◽  
2015 ◽  
Vol 5 (63) ◽  
pp. 50778-50782 ◽  
Author(s):  
Fatemeh Shahangi Shirazi ◽  
Kamran Akhbari

A nanoporous metal–organic framework with pillared 2D square-grid network, converts to a nonporous three-dimensional coordination polymer of upon thermal treatment at 350 °C.


2018 ◽  
Vol 54 (34) ◽  
pp. 4262-4265 ◽  
Author(s):  
Jong Won Shin ◽  
Ah Rim Jeong ◽  
Sungeun Jeoung ◽  
Hoi Ri Moon ◽  
Yuki Komatsumaru ◽  
...  

A three-dimensional iron(ii) porous coordination polymer has been observed spin crossover behaviours through the sorption of H2O and CO2, respectively.


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