Structure and Transport Properties of a Plastic Crystal Ion Conductor: Diethyl(methyl)(isobutyl)phosphonium Hexafluorophosphate

2012 ◽  
Vol 134 (23) ◽  
pp. 9688-9697 ◽  
Author(s):  
Liyu Jin ◽  
Kate M. Nairn ◽  
Craig M. Forsyth ◽  
Aaron J. Seeber ◽  
Douglas R. MacFarlane ◽  
...  
Author(s):  
Grigoriy S. Partin ◽  
Irina E. Animitsa ◽  
Nadezhda A. Kochetova

A heterogeneous doping method was used for the first time to modify the transport properties of the oxygen-ion conductor La(2)Mo(2)O(9). The effect of temperature and oxygen partial pressure in the gas phase on conductivity of the obtained composite {0.85La2Mo2O9–0.15La2Mo3O12} was studied. Introduction of 15 mol. % an inert low-conductive additional phase La(2)Mo(3)O(12) results in an increase in conductivity of the matrix phase by nearly 1 orders of magnitude. It is associated with appearance of a composite effect. However, there is no suppression of the α-La(2)Mo(2)O(9)↔β-La(2) Mo(2)O(9) phase transition. It is shown that the conductivity type of both lanthanum dimolybdate and composite based on it is predominantly ionic in the wide range of oxygen partial pressures


2014 ◽  
pp. 140218100421006 ◽  
Author(s):  
Bryce E. Kidd ◽  
Mark D. Lingwood ◽  
Minjae Lee ◽  
Harry W. Gibson ◽  
Louis A. Madsen

1988 ◽  
Vol 102 ◽  
pp. 165-174
Author(s):  
C. de Michelis

AbstractImpurities being an important concern in tokamaks, spectroscopy plays a key role in their understanding. Techniques for the evaluation of concentrations, power losses and transport properties are surveyed, and a few developments are outlined.


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