Undoped lithiation of stoichiometric spinel using lithium hydride LiH up to the composition Li2.25Mn2O4 was performed. A homogeneous material with a given Li: Mn ratio was obtained by mechanochemical activation with sequential annealing of a LiMn2O4-LiH mixture in a high-purity argon atmosphere and then in air or oxygen at 373-553 K.
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Toyota Cent Res & Dev Labs Inc, 41-1 Yokomichi, Nagakute, Aichi 4801192, JapanToyota Cent Res & Dev Labs Inc, 41-1 Yokomichi, Nagakute, Aichi 4801192, Japan
Mukai, Kazuhiko
Uyama, Takeshi
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Toyota Cent Res & Dev Labs Inc, 41-1 Yokomichi, Nagakute, Aichi 4801192, JapanToyota Cent Res & Dev Labs Inc, 41-1 Yokomichi, Nagakute, Aichi 4801192, Japan
Uyama, Takeshi
Yamada, Ikuya
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Osaka Prefecture Univ, Grad Sch Engn, Dept Mat Sci, 1-2 Gakuen, Sakai, Osaka 5998570, JapanToyota Cent Res & Dev Labs Inc, 41-1 Yokomichi, Nagakute, Aichi 4801192, Japan