Koichi Kitahara, Hiroyuki Takakura, Yutaka Iwasaki, Kaoru Kimura. Phase Equilibria in Aluminium-Ruthenium-Silicon System near 1200 Kelvin. Materials Transactions. 2023. 65. 1. 18-26
Hirotaka Uryu, Tsunetomo Yamada, Koichi Kitahara, Alok Singh, Yutaka Iwasaki, Kaoru Kimura, Kanta Hiroki, Naoya Miyao, Asuka Ishikawa, Ryuji Tamura, et al. Deep Learning Enables Rapid Identification of a New Quasicrystal from Multiphase Powder Diffraction Patterns. Advanced Science. 2023. 11. 1. 2304546-1-2304546-9
Yutaka Iwasaki, Kaoru Kimura, Koichi Kitahara. Three-Center Bonds in an Al-Pd-Co Quasicrystalline Approximant: Wannier Function-Based Chemical Bonding Analysis. The Journal of Physical Chemistry C. 2023. 127. 42. 20945-20950
Koichi Kitahara, Hiroyuki Takakura, Yutaka Iwasaki, Kaoru Kimura. Crystal structures of five compounds in the aluminium-ruthenium-silicon system. Acta Crystallographica Section E. 2023. 79. 10. 946-951
Yutaka Iwasaki, Koichi Kitahara, Kaoru Kimura. Vacancy Control and Enhancement of Thermoelectric Properties of Al-Ir Cubic Quasicrystalline Approximant via High-Pressure Synthesis. Materials Transactions. 2020. 61. 11. 2079-2082
Koichi Kitahara, Yoshiki Takagiwa, Kaoru Kimura. Thermoelectric Properties of Quasicrystalline Approximant in Al-Cu-Ir System. Materials Transactions. 2019. 60. 12. 2490-2498
Yutaka Iwasaki, Koichi Kitahara, Kaoru Kimura. Experimental realization of a semiconducting quasicrystalline approximant in Al-Si-Ru system by band engineering. Physical Review Materials. 2019. 3. 6. 061601(R)-1-061601(R)-5
Comprehensive Inorganic Chemistry III
Elsevier 2023 ISBN:9780128231531
Lectures and oral presentations (122)：
Development of Quasicrystals Datasets and Applications to Machine Learning
(XXth Rencontres du Vietnam, Materials Informatics: Accelerating Materials Research and Design with Artificial Intelligence 2024)
2009 - 2015 The University of Tokyo Graduate School of Frontier Sciences Department of Advanced Materials Science
2005 - 2009 The University of Tokyo Faculty of Engineering Department of Materials Engineering
2000 - 2005 National Institute of Technology (KOSEN), Nagano College Department of Electronics and Computer Science
Awards (6)：
2022/09 - 日本金属学会 第 2 回日本金属学会新進論文賞(※授賞対象は著者ではなく論文) Possibility of Semiconducting Electronic Structure on Al-Pd-Co 1/1 Cubic Quasicrystalline Approximant
2022/08 - 日本熱電学会 日本熱電学会第十五回優秀論文賞 Interband Contribution to Thermoelectric Properties of Al-Cu-Ir Quasicrystalline Approximant
2020/12 - Thai Thermoelectric Society The Best Presentation Award (The Best Oral Presentation, The 5th Asian Conference on Thermoelectrics and The 6th Southeast Asia Conference on Thermoelectrics) Interband Contribution to Thermoelectric Properties of Al-Cu-Ir Quasicrystalline Approximant
2015/09 - 日本熱電学会 日本熱電学会第 9 回欧文論文賞 Effects of Transition Metal (TM: Co, Rh, Ni and Pd) Substitution for Ru on Thermoelectric Properties for Intermetallic Compound RuGa<sub>2</sub>
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Association Membership(s) (5)：
The Thermoelectrics Society of Japan (TSJ)
, The Japan Institute of Light Metals (JILM)
, The Materials Research Society of Japan (MRS-J)
, The Japan Institute of Metals and Materials (JIM)
, The Physical Society of Japan (JPS)
