Cyclobis(7,8‐( para ‐quinodimethane)‐4,4′‐triphenylamine) and Its Cationic Species Showing Annulene‐Like Global (Anti)Aromaticity

2019 ◽  
Vol 58 (34) ◽  
pp. 11742-11746 ◽  
Author(s):  
Shaoqiang Dong ◽  
Tullimilli Y. Gopalakrishna ◽  
Yi Han ◽  
Chunyan Chi
Keyword(s):  
2017 ◽  
Vol 68 (8) ◽  
pp. 1726-1731
Author(s):  
Nicoleta Mirela Marin ◽  
Luoana Florentina Pascu ◽  
Ioana Stanculescu ◽  
Ovidiu Iordache ◽  
Denisa Jianu ◽  
...  

This paper recommends maize stalk as a cheap natural ion exchanger. Ion exchange equilibrium was studied using thermodynamic and kinetic models. The results showed a high selectivity towards cationic species of antimony (III), molybdenum (VI), lead (II) and arsenium (III). Waste waters and sediments from tailing ponds samples were analysed.


2016 ◽  
Vol 18 (16) ◽  
pp. 10873-10881 ◽  
Author(s):  
T. M. W. J. Bandara ◽  
H. D. N. S. Fernando ◽  
M. Furlani ◽  
I. Albinsson ◽  
M. A. K. L. Dissanayake ◽  
...  

The nature and concentration of cationic species in the electrolyte exert a profound influence on the efficiency of nanocrystalline dye-sensitized solar cells (DSSCs).


2008 ◽  
pp. 5313 ◽  
Author(s):  
Carmen R. Barone ◽  
Michele Benedetti ◽  
Vita M. Vecchio ◽  
Francesco P. Fanizzi ◽  
Luciana Maresca ◽  
...  
Keyword(s):  

1966 ◽  
Vol 44 (10) ◽  
pp. 1197-1202 ◽  
Author(s):  
R. J. Gillespie ◽  
R. Kapoor ◽  
E. A. Robinson

Solutions of tetramethyl tin trimethyl tin sulfate, di-n-butyl tin diacetate, tetraphenyl tin, and triphenyl tin hydroxide in. 100% sulfuric acid have been investigated by cryoscopic and conductimetric methods. Tetramethyl tin reacts with sulfuric acid with the evolution of methane and the formation of trimethyl tin hydrogensulfate. Trialkyl tin hydrogensulfates and dialkyl tin dihydrogensulfates behave as strong bases. It is probable that the cationic species formed are protonated hydrogensulfates rather than "stannonium" ions. Phenyl-substituted tin compounds are cleaved in sulfuric acid with the formation of benzene sulfonic acid and the complex hexa(hydrogensulfato) stannic acid, H2Sn(HSO4)6, and its anions. Lead tetraacetate gives yellow solutions containing hexa(hydrogensulfato) plumbic acid, H2PB(HSO4O6, and its anions.


2014 ◽  
Vol 312 ◽  
pp. 123-138 ◽  
Author(s):  
Petr Sazama ◽  
Blanka Wichterlová ◽  
Edyta Tábor ◽  
Petr Šťastný ◽  
Naveen K. Sathu ◽  
...  

Author(s):  
Marco Ziegler ◽  
Julia L. Brumaghim ◽  
Kenneth N. Raymond
Keyword(s):  

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