scholarly journals The coordination chemistry of benzhydrazide with lanthanide(iii) ions: hydrothermal in situ ligand formation, structures, magnetic and photoluminescence sensing properties

RSC Advances ◽  
2021 ◽  
Vol 11 (40) ◽  
pp. 24709-24721
Author(s):  
Chatphorn Theppitak ◽  
Filip Kielar ◽  
Winya Dungkaew ◽  
Mongkol Sukwattanasinitt ◽  
Laongdao Kangkaew ◽  
...  

The influence of synthetic conditions on the solid-state structural formation of lanthanide(iii) complexes based on a hydrazide ligand have been investigated and reported.

2019 ◽  
Author(s):  
Przemyslaw Rzepka ◽  
Zoltán Bacsik ◽  
Andrew J. Pell ◽  
Niklas Hedin ◽  
Aleksander Jaworski

Formation of CO<sub>3</sub><sup>2-</sup> and HCO<sub>3</sub><sup>-</sup> species without participation of the framework oxygen atoms upon chemisorption of CO<sub>2</sub> in zeolite |Na<sub>12</sub>|-A is revealed. The transfer of O and H atoms is very likely to have proceeded via the involvement of residual H<sub>2</sub>O or acid groups. A combined study by solid-state <sup>13</sup>C MAS NMR, quantum chemical calculations, and <i>in situ</i> IR spectroscopy showed that the chemisorption mainly occurred by the formation of HCO<sub>3</sub><sup>-</sup>. However, at a low surface coverage of physisorbed and acidic CO<sub>2</sub>, a significant fraction of the HCO<sub>3</sub><sup>-</sup> was deprotonated and transformed into CO<sub>3</sub><sup>2-</sup>. We expect that similar chemisorption of CO<sub>2</sub> would occur for low-silica zeolites and other basic silicates of interest for the capture of CO<sub>2</sub> from gas mixtures.


Nanoscale ◽  
2021 ◽  
Author(s):  
B. Cirera ◽  
J. M. Gallego ◽  
J. I. Martínez ◽  
R. Miranda ◽  
D. Écija

This work reports the in-situ design of premetallated dysprosium porphyrin complexes (Dy-2H-4FTPP) on Au(111), whose Kondo resonance can be switched off with atomic precision by sequential transformation into partially and fully metallated species.


2021 ◽  
Vol 411 ◽  
pp. 128534
Author(s):  
Jianli Wang ◽  
Zhao Zhang ◽  
Hangjun Ying ◽  
Gaorong Han ◽  
Wei-Qiang Han

2021 ◽  
pp. 2005878
Author(s):  
Xiangsi Liu ◽  
Ziteng Liang ◽  
Yuxuan Xiang ◽  
Min Lin ◽  
Qi Li ◽  
...  

2021 ◽  
pp. 2100585
Author(s):  
Leon Katzenmeier ◽  
Leif Carstensen ◽  
Simon J. Schaper ◽  
Peter Müller‐Buschbaum ◽  
Aliaksandr S. Bandarenka

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