Reactive Solid-Phase Epitaxy of Na2/3MnO2, a candidate cathode active material of sodium ion battery, has been demonstrated. The work was performed by Dr. Shota Katayama, who was the post doctoral researcher of our laboratory in FY2015.
Shota Katayama, Takayoshi Katase, Tetsuya Tohei, Bin Feng, Yuichi Ikuhara, and Hiromichi Ohta, “Reactive Solid-Phase Epitaxy and Electrical Conductivity of Layered Sodium Manganese Oxide Films”, Cryst. Growth Des. (doi: 10.1021/acs.cgd.6b01810)
Related paper: H. Ohta, S-W. Kim,S. Ohta, K. Koumoto, M. Hirano, and H. Hosono, “Reactive solid-phase epitaxial growth of NaxCoO2 (x ~0.83) via lateral diffusion of Na into a cobalt oxide epitaxial layer”, Cryst. Growth Des. 5, 25–28 (2005).