scholarly journals Chemical composition and magnetic property modifications of Na2Ti2Sb2O using PTFE as an alkali–metal ion extraction reagent

2014 ◽  
Vol 168 ◽  
pp. 189-192 ◽  
Author(s):  
Tadashi C. Ozawa ◽  
Takashi Naka ◽  
Akiyuki Matsushita ◽  
Susan M. Kauzlarich ◽  
Takayoshi Sasaki
2014 ◽  
Vol 43 (39) ◽  
pp. 14902-14908 ◽  
Author(s):  
Tadashi C. Ozawa ◽  
Takayoshi Sasaki

53% of interlayer K+ and 10% of intralayer Li+ were extracted from K0.8(Li0.27Ti1.73)O4 by the reaction with PTFE.


Author(s):  
L.G. Anikanova ◽  
N.V. Dvoretskii ◽  
Z.G. Malysheva

The effect of chemical composition on the cationic conductivity of mixed alkali metals β"-polyferrites was established. Cationic conductivity is determined by the mobility of alkali metal ion in inter-unit space which in turn depends on the ratio of cation radius and width of inter-unit space. The conductivity increases with z, and at the same z in the range of 0.28 – 0.4 becomes constant (z in the formula Me2-zAdzFe11O17, where Me - the basic alkali metal, Ad - introduced alkali metal ion, which has the larger radius (Cs, Rb)) for all samples. This is due to the structural features of polyferrites.


2019 ◽  
Vol 576 ◽  
pp. 182-189 ◽  
Author(s):  
Zhuliu Xiao ◽  
Binghua Zhou ◽  
Jirong Wang ◽  
Cai Zuo ◽  
Dan He ◽  
...  

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