Amorphous–amorphous transition in a porous coordination polymer

2017 ◽  
Vol 53 (52) ◽  
pp. 7060-7063 ◽  
Author(s):  
Hiroyoshi Ohtsu ◽  
Thomas D. Bennett ◽  
Tatsuhiro Kojima ◽  
David A. Keen ◽  
Yasuhiro Niwa ◽  
...  

The amorphous state plays a key role in porous coordination polymer and metal–organic framework phase transitions.

2018 ◽  
Vol 19 (1) ◽  
pp. 506-512 ◽  
Author(s):  
Sylvia L. Hanna ◽  
Xuan Zhang ◽  
Ken-ichi Otake ◽  
Riki J. Drout ◽  
Peng Li ◽  
...  

RSC Advances ◽  
2015 ◽  
Vol 5 (47) ◽  
pp. 37818-37822 ◽  
Author(s):  
K. Vinod ◽  
C. S. Deepak ◽  
Shilpam Sharma ◽  
D. Sornadurai ◽  
A. T. Satya ◽  
...  

In this study we examine the phase transitions in single crystals of [(CH3)2NH2]Co(HCOO)3, using magnetization and specific heat measurements as a function of temperature and magnetic field.


2008 ◽  
Vol 63 (3) ◽  
pp. 255-260 ◽  
Author(s):  
Mei Lin Wei ◽  
Rui Ping Sun ◽  
Kai Jiang

A porous coordination polymer, {[Eu(dpdo)4(H2O)3]H(SiMo12O40)(dpdo)0.5(CH3CN)0.5(H2O)4}n (1), (where dpdo is 4,4′-bipyridine-N,N′-dioxide) templated by double-Keggin-type polyanions has been synthesized through the self-assembly of Eu(III) ions and dpdo in acetonitrile/water solution and structurally characterized by elemental analysis, IR spectra and single crystal X-ray diffraction. The X-ray structure analysis reveals that compound 1 exhibits a 3D non-interwoven framework with large cavities housing centro-symmetrically related shoulder-by-shoulder double-Keggin anions as guests. The result of a thermogravimetric analysis suggests that the metal-organic framework has high thermal stability.


2018 ◽  
Vol 42 (4) ◽  
pp. 198-201 ◽  
Author(s):  
Liping Wang ◽  
Erpeng Zhang ◽  
Xiaoli Zhou ◽  
Yufei Wang ◽  
Yanli Liu ◽  
...  

The coordination polymer [Cu3(tci)2(phen)2] n (H3tci = 1,3,5-tris(2-carboxyethyl)isocyanurate; phen = 1,10-phenanthroline) has been synthesised. Single-crystal X-ray diffraction studies have shown that the polymer displays a 2-D metal–organic framework based on linear trinuclear copper cluster units, and its magnetic properties indicate antiferromagnetic interactions.


2021 ◽  
Author(s):  
Prakash Kanoo ◽  
Manish Kumar Mishra ◽  
Arpan Hazra

Phase transformation in a flexible metal-organic framework, {[Zn4(1,4-NDC)4(1,2-BPE)2]•xSolvent}n, which loses guest molecules rapidly at room temperature, leading to several phase transitions, is examined using nanoindentation technique. Nanoindentation results reveal time...


2014 ◽  
Vol 43 (27) ◽  
pp. 10438-10442 ◽  
Author(s):  
M. Infas Mohideen ◽  
Phoebe K. Allan ◽  
Karena W. Chapman ◽  
Joseph A. Hriljac ◽  
Russell E. Morris

Pair distribution function analysis has been used to solve the structure of a coordination polymer material formed by ultrasound treatment of a metal–organic framework.


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