Hydrothermal synthesis, crystal structure, and photoluminescence of novel lanthanide metal organic frameworks constructed from 1,4-benzene-dicarboxylic acid and 1,2,4,5-benzenetetracarboxylic acid as ligands

2011 ◽  
Vol 23 (1) ◽  
pp. 275-285 ◽  
Author(s):  
Jian-Ling Wang ◽  
Ke-Ling Hou ◽  
Feng-Ying Bai ◽  
Yong-Heng Xing ◽  
Zhan Shi
2015 ◽  
Vol 44 (9) ◽  
pp. 4362-4369 ◽  
Author(s):  
Bingbing Shi ◽  
Yuanhao Zhong ◽  
Lili Guo ◽  
Gang Li

Two novel dimethylphenyl imidazole dicarboxylate-based lanthanide(iii)-organic frameworks, [Ln(H2DMPhIDC)3(H3DMPhIDC)]n (Ln = Eu (1), Tb (2); H3DMPhIDC = 2-(3,4-dimethylphenyl)-1H-imidazole-4,5-dicarboxylic acid) have been synthesized under hydrothermal conditions.


Crystals ◽  
2020 ◽  
Vol 10 (2) ◽  
pp. 69 ◽  
Author(s):  
Paloma Martinez-Martin ◽  
Josefina Perles ◽  
Juan Carlos Rodriguez-Ubis

Luminescent mixed lanthanide metal−organic framwork (MOF) materials have been prepared from two polyheterocyclic diacid ligands, 2,6-bis(3-carboxy-1-pyrazolyl)pyridine and 2,6-bis(4-carboxy-1-pyrazolyl)pyridine. The crystal structures of the two organic molecules are presented together with the structures for the MOFs obtained by hydrothermal synthesis either with Yb(III) or mixed Tb(III)/Yb(III) ions. Different coordination architectures result from each ligand, revealing also important differences between the lanthanides. The mixed lanthanide metal−organic frameworks also present diverse luminescent behavior; in the case of 2,6-bis(4-carboxy-1-pyrazolyl)pyridine, where no coordinated water is present in the metal environment, Tb(III) and Yb(III) characteristic emission is observed by excitation of the bispyrazolylpyridine chromophore.


Polyhedron ◽  
2019 ◽  
Vol 169 ◽  
pp. 24-31 ◽  
Author(s):  
Wei Pan ◽  
Chunhua Gong ◽  
Xianghua Zeng ◽  
Chenyan Hu ◽  
Yi Zhang ◽  
...  

2016 ◽  
Vol 45 (7) ◽  
pp. 3063-3069 ◽  
Author(s):  
Teng-Hao Chen ◽  
Andreas Schneemann ◽  
Roland A. Fischer ◽  
Seth M. Cohen

A series of crown ether- and thiacrown ether-derivatized benzene dicarboxylic acid (H2bdc) ligands has been synthesized and incorporated into the prototypical isoreticular metal–organic framework (IRMOF) and UiO-66 materials.


CrystEngComm ◽  
2018 ◽  
Vol 20 (2) ◽  
pp. 189-197 ◽  
Author(s):  
X. H. Huang ◽  
L. Shi ◽  
S. M. Ying ◽  
G. Y. Yan ◽  
L. H. Liu ◽  
...  

Two lanthanide–organic frameworks [Ln(HPIDC)(m-bdc)·1.5H2O]n (Ln = Eu 1 or Tb 2; H3PIDC = 2-(4-pyridyl)-1H-imidazole-4,5-dicarboxylic acid; m-H2bdc = 1,3-benzenedicarboxylic acid) were synthesized under hydrothermal conditions.


2017 ◽  
Vol 5 (3) ◽  
pp. 539-548 ◽  
Author(s):  
K. S. Asha ◽  
Arthur C. Reber ◽  
N. Ahmed ◽  
R. Nath ◽  
Shiv N. Khanna ◽  
...  

The optical band gap energy and magnetism of a series of Mn based compounds were tuned through linker modification.


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