Hai Jun Cho*, Yugo Takashima, Yukio Nezu, Takaki Onazato, and Hiromichi Ohta*, "Anisotropic Heat Conduction in Ion Substituted Layered Cobalt Oxides", Adv. Mater. Interfaces 1901816 (2019) (DOI: 10.1002/admi.201901816)

Y. Yamashita, T. Kurachi, T. Tokunaga, H. Yoshida, T. Yamamoto, "Blue photo luminescence from 3mol% Y2O3-doped ZrO2 polycrystals sintered by flash sintering under an alternating current electric field", Journal of the European Ceramic Society 40 (2020) 2072–2076. (https://doi.org/10.1016/j.jeurceramsoc.2019.12.060

T. Yao, Y. Jiang, C. Chen, X. Yan, A. Tao, L. Yang, C. Li, K. Sugo, H. Ohta, H. Ye, Y. Ikuhara, X. Ma, "Ferroelectric oxide thin film with an out-of-plane electrical conductivity", Nano Lett., 20 (2020) 1047-1053 (https://doi.org/10.1021/acs.nanolett.9b04210

S. Ishihara, E. Tochigi, R. Ishikawa, N. Shibata and Y. Ikuhara, "Coexistence of two different atomic structures in the ∑13 pyramidal twin boundary in α-Al2O3", Philo Mag Lett., 99 (2019) 435-443 (https://doi.org/10.1080/09500839.2019.1698780

Y. Yamashita, T. Kurachi, T. Tokunaga, H. Yoshida, T. Yamamoto, "Blue photo luminescence from 3mol% Y2O3-doped ZrO2 polycrystals sintered by flash sintering under an alternating current electric field", J. Eur. Ceram. Soc., 40 (2020) 2072–2076. (https://doi.org/10.1016/j.jeurceramsoc.2019.12.060

S. Jinno, S. Kitora, H. Toki, and M. Abe, "Time-domain Formulation of a Multi-layer Plane Circuit Coupled with Lumped-parameter Circuits using Maxwell Equation", Sci. Rep. 9, (2019) 17891 (https://www.nature.com/articles/s41598-019-53288-x

Kaito Kanahashi, Masatou Ishihara, Masataka Hasegawa, Hiromichi Ohta, and Taishi Takenobu*, "Giant power factors in p- and n-type large-area graphene films on a flexible plastic substrate", npj 2D Mater. Appl. 3, 44 (2019) (DOI: 10.1038/s41699-019-0128-0)

T. Katase* and H. Ohta*, "Surface charge accumulation and electrochemical protonation of transition metal oxides using water-infiltrated nanoporous glass", Semicond. Sci. Technol. 34 123001 (DOI: 10.1088/1361-6641/ab51b2)

Qian Yang, Hai Jun Cho, Hyoungjeen Jeen*, and Hiromichi Ohta*, "Macroscopic visualization of fast electrochemical reaction of SrCoOx oxygen sponge", Adv. Mater. Interfaces 1901260 (2019). (DOI: 10.1002/admi.201901260)

S. Jinno, S. Kitora, H. Toki, and M. Abe, "Mechanism of Common-mode Noise Generation in Multi-conductor Transmission Lines", Sci. Rep. 9, (2019) 15036 (https://www.nature.com/articles/s41598-019-51259-w