[3] Kungwan Kang, Fumiaki Kato, Akitoshi Nakano, Ichiro Terasaki*, Takashi Endo, Yasutaka Matsuo, Hyoungjeen Jeen*, and Hiromichi Ohta*, “Fabrication and Thermoelectric Properties of Freestanding Ba_1/3CoO₂ Single Crystalline Films”, ACS Appl. Electron. Mater. 5, 5749-5754 (2023). (October 16, 2023) (DOI: 10.1021/acsaelm.3c01129)

[2] Binjie Chen*, Kungwan Kang, Hyoungjeen Jeen, Yuqiao Zhang, Jinghuang Lin, Bin Feng, Yuichi Ikuhara, Sena Hoshino, Katsuyuki Matsunaga, and Hiromichi Ohta*, “Orthorhombic Distortion-induced Anatase-like Optoelectronic Properties of Rutile TiO₂“, J. Appl. Phys. 132, 185301 (2022). (November 8, 2022) (DOI: 10.1063/5.0119725)

[1] Kungwan Kang, Jinho Byun, Mijung Jeen, Giryeon Jo, Youn-Kyoung Baek, Jaekwang Lee, and Hyoungjeen Jeen, “Effect of sintering time on electronic properties of strontium hexaferrite”, Ceram. Int. 48, 12476-12482 (2022). (DOI: 10.1016/j.ceramint.2022.01.113)

[14] Kungwan Kang, Diwen Chen, Masato Imaizumi, Akitoshi Nakano, Chuchu Yang, Yuqiao Zhang, Yusaku Magari, Takashi Endo, Bin Feng, Yasutaka Matsuo, Yuichi Ikuhara, Ichiro Terasaki, Hiromichi Ohta, “Difficulty of Bulk Ceramic Fabrication of Ba_1/3CoO₂ Showing High Thermoelectric ZT“, 2024年 第71回 応用物理学会春季学術講演会, 東京都市大学 世田谷キャンパス,東京, 2024年3月22日-25日.

[13] Kungwan Kang, Fumiaki Kato, Akitoshi Nakano, Ichiro Terasaki, Hyoungjeen Jeen, and Hiromichi Ohta, “Fabrication and Thermoelectric Properties of Freestanding Ba_1/3CoO₂ Single Crystalline Films”, 第59回 応用物理学会北海道支部 / 第20回 日本光学会北海道支部 合同学術講演会, 北海道大学, 札幌市, 2024.1.6 – 7.

[12] Kungwan Kang, Fumiaki Kato, Akitoshi Nakano, Ichiro Terasaki, Hyoungjeen Jeen, Hiromichi Ohta, “[B1-O301-01] Direct Measurement of In-Plane Thermal Conductivity for Freestanding Ba_1/3CoO₂ and Sr_1/3CoO₂ Films”, MRM2023, Kyoto, Japan, December 11-16, 2023. (oral)

[11] Kungwan Kang, Fumiaki Kato, Akitoshi Nakano, Ichiro Terasaki, Takashi Endo, Yasutaka Matsuo, Hyoungjeen Jeen, Hiromichi Ohta, “Fabrication and Thermoelectric Properties of Freestanding Ba_1/3CoO₂ Single Crystalline Films”, The 2023 RIES-CEFMS (Research Institute for Electronic Science – Center for Emergent Functional Matter Science) Joint International Symposium, Rusutsu Resort Hotel and Convention Center, Japan, December 7-8, 2023. (Poster)

[10] Kungwan Kang, Fumiaki Kato, Akitoshi Nakano, Ichiro Terasaki, Takashi Endo, Yasutaka Matsuo, Hyoungjeen Jeen, and Hiromichi Ohta, “Preparation and Thermoelectric Properties of Freestanding Ba_1/3CoO₂ Single Crystalline Films”, The 24th RIES-HOKUDAI International Symposium 開 [kai], Hokkaido University, Sapporo, Japan, December 6-7, 2023.

[9] Kungwan Kang, Fumiaki Kato, Akitoshi Nakano, Ichiro Terasaki, Takashi Endo, Yasutaka Matsuo, Hyougjeen Jeen, and Hiromichi Ohta, “Preparation and thermoelectric properties of freestanding Ba_1/3CoO₂ single crystalline films”, The Mini-Workshop on Functional Materials Science (Organizers’ meeting), Sapporo, Japan, December 1-2, 2023. (Poster)

[8] Kungwan Kang, Fumiaki Kato, Akitoshi Nakano, Ichiro Terasaki, Takashi Endo, Yasutaka Matsuo, Hyoungjeen Jeen, and Hiromichi Ohta, “Fabrication and thermoelectric properties of freestanding Ba_1/3CoO₂ single crystalline films”, 第49回固体イオニクス討論会, 北海道大学フロンティア応用科学研究棟, 2023年11月15日

[7] Kungwan Kang, Fumiaki Kato, Akitoshi Nakano, Ichiro Terasaki, Takashi Endo, Yasutaka Matsuo, Hyoungjeen Jeen, and Hiromichi Ohta, “Fabrication and Thermoelectric Properties of Freestanding Ba_1/3CoO₂ Single Crystalline Films”, 14th ISAJ Annual Symposium (Integrated Science for a Sustainable Society), Hokkaido University, Sapporo, November 14, 2023

[6] Kungwan Kang, Fumiaki Kato, Akitoshi Nakano, Ichiro Terasaki, Hyoungjeen Jeen, and Hiromichi Ohta, “Direct Thermal Conductivity Measurement for Freestanding Ba_1/3CoO₂ and Sr_1/3CoO₂ Films in the In-plane direction”, 29th International Workshop on Oxide Electronics (iWOE29), Busan, Korea, October 15-18, 2023. (poster)  Best Presentation Award

[5]  Kungwan Kang, Fumiaki Kato, Akitoshi Nakano, Ichiro Terasaki, Hyoungjeen Jeen, Hiromichi Ohta, “Direct Measurement of In-Plane Thermal Conductivity for Freestanding Oxide Films”, 第84回 応用物理学会秋季学術講演会「イオントロニクスにおける酸化物・カルコゲナイトの新機能」, 熊本城ホールほか3会場, 2023年9月19日-23日(ポスター)

[4] Kungwan Kang, Fumiaki Kato, Ichiro Terasaki, Hyoungjeen Jeen, and Hiromichi Ohta, “Direct measurement of in-plane thermal conductivity for freestanding Ba_1/3CoO₂ films”, The 4th Workshop on Functional Materials Science (FMS2023), Busan, South Korea, June 18-21, 2023. (poster) Outstanding Presentation Award

[3] Kungwan Kang, “Effect of thermal annealing on electronic properties and microstructure of polycrystalline SrFeO”, 2021 dielectric material alliance symposium, Busan, Korea (Feb. 2021) (Poster)

[2] Kungwan Kang, “Effect of thermal annealing on electronic properties and microstructure of polycrystalline SrFeO”, 2020 KPS Fall Meeting, Korea (Nov. 2020) (Oral)

[1] Kungwan Kang, “Effect of reductive annealing on magnetic properties of polycrystalline SrFeO”, KPS Busan-Ulsan_Gyeongnam Branch, Busan, Korea (Jun. 2019) (Poster)

[1] “高性能熱電材料「Ba_1/3CoO₂」の単結晶化に成功――サファイア基板上から単結晶膜を剥離　北海道大学ら”, fabcrossエンジニア, 2023.10.24

[2] “熱電変換材料としての実用化に一歩　北大などの研究Gが実用的な発電材料の単結晶化に成功”, 文教速報デジタル版, 2023.10.25

[2] Kungwan Kang, Best Presentation Award, 29th International Workshop on Oxide Electronics (iWOE29), Busan, Korea, October 15-18, 2023. (Poster)

[1] Kungwan Kang, Outstanding Presentation Award, The 4th Workshop on Functional Materials Science (FMS2023), Busan, South Korea, June 18-21, 2023.