Key points are not available for this paper at this time.
The garnet system Li(5+x)Ba(x)La(3-x)Ta2O12 shows an unprecedented Li+ content (x < or = 1.6) and short Li-Li distances of ca 2.44 A between majority occupied sites suggesting that the high Li+ mobility requires a complex cooperative mechanism.
O’Callaghan et al. (2007) studied this question.