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原田 尚之

原田 尚之 (HARADA, Takayuki) 0000-0002-8657-2258

Address
305-0044 茨城県つくば市並木1-1 [アクセス]

[論文] | [書籍] | [会議録] | [口頭発表] | [その他の文献] | [公開特許出願]

論文 TSV

2026
  1. Takayuki Harada, Takuro Nagai, Kohei Sasaki. High Schottky barrier formation in tilted-dipole PdCoO2/ β -Ga2O3 (001) interfaces. Applied Physics Letters. 128 [22] (2026) 222101 10.1063/5.0332733 Open Access
  2. Yuki Kato, Koryo Masuzawa, Takayuki Harada, Hideto Miyake, Atsushi Kobayashi. Phase-selective sputter epitaxy of δ -NbN, γ -Nb4N3, and β -Nb2N on atomically flat AlN. Journal of Applied Physics. 139 [18] (2026) 185301 10.1063/5.0311297 Open Access
2025
  1. Takayuki Harada, Zuin Ping Lily Ang, Yuki Sakakibara, Takuro Nagai, Yasushi Masahiro. Scalable alloy-based sputtering of high-conductivity PdCoO2 for advanced interconnects. Applied Physics Letters. 126 [22] (2025) 221902 10.1063/5.0260219 Open Access
  2. Arnaud P. Nono Tchiomo, Anand Sharma, Sethulakshmi Sajeev, Anna Scheid, Peter A. van Aken, Takayuki Harada, Prosper Ngabonziza. Magnetotransport properties in epitaxial films of metallic delafossite PdCoO2 : Effects of thickness and width variations in Hall bar devices. Physical Review Materials. 9 [5] (2025) 055001 10.1103/physrevmaterials.9.055001 Open Access
  3. Kota Munefusa, Erika Fukushi, Takayuki Harada, Hiroyuki Oguchi. H-Radical Reactive Infrared Laser Deposition of LiH: A Method for Growing High-Quality Metal Hydride Epitaxial Films. Inorganic Chemistry. 64 [16] (2025) 7945-7950 10.1021/acs.inorgchem.4c05449 Open Access
2024
  1. Erika Fukushi, Fumiya Mori, Kota Munefusa, Takayuki Harada, Hiroyuki Oguchi. Epitaxial Thin Film Growth of Perovskite Hydrides MLiH3 (M : Sr, Ba) for the Study of Intrinsic Hydride-Ion Conduction. ACS Applied Energy Materials. 7 [7] (2024) 2810-2815 10.1021/acsaem.3c03188 Open Access
  2. Hitoshi Takane, Takayoshi Oshima, Takayuki Harada, Kentaro Kaneko, Katsuhisa Tanaka. Rutile-type Ge x Sn1−x O2 alloy layers lattice-matched to TiO2 substrates for device applications. Applied Physics Express. 17 [1] (2024) 011008 10.35848/1882-0786/ad15f3 Open Access
2023
  1. T. Harada, T. Nagai, M. Oishi, Y. Masahiro. Sputter-grown c-axis-oriented PdCoO2 thin films. Journal of Applied Physics. 133 [8] (2023) 085302 10.1063/5.0136749
  2. Tomoki Kawamoto, Anjana Krishnadas, Chia-Hsiu Hsu, Markel Pardo-Almanza, Yuita Fujisawa, Guoqing Chang, Takayuki Harada, Yoshinori Okada. Visualization of robust two-dimensional bulk states with suppressed surface state on epitaxial PdCoO2 thin films with bipolar surfaces. Physical Review Materials. 7 [2] (2023) 024001 10.1103/physrevmaterials.7.024001
2022
  1. Atsushi Kobayashi, Shunya Kihira, Takahito Takeda, Masaki Kobayashi, Takayuki Harada, Kohei Ueno, Hiroshi Fujioka. Crystal‐Phase Controlled Epitaxial Growth of NbN x Superconductors on Wide‐Bandgap AlN Semiconductors. Advanced Materials Interfaces. 9 [31] (2022) 2201244 10.1002/admi.202201244
  2. Takayuki Harada, Yoshinori Okada. Metallic delafossite thin films for unique device applications. APL Materials. 10 [7] (2022) 070902 10.1063/5.0097269 Open Access
2021
  1. Jin Hong Lee, Takayuki Harada, Felix Trier, Lourdes Marcano, Florian Godel, Sergio Valencia, Atsushi Tsukazaki, Manuel Bibes. Nonreciprocal Transport in a Rashba Ferromagnet, Delafossite PdCoO2. Nano Letters. 21 [20] (2021) 8687-8692 10.1021/acs.nanolett.1c02756
  2. T. Harada. Thin-film growth and application prospects of metallic delafossites. Materials Today Advances. 11 (2021) 100146 10.1016/j.mtadv.2021.100146 Open Access

書籍 TSV

会議録 TSV

2025
  1. Takayuki Harada, Yuka Iwai, Midori Abe, Takuro Nagai, Yasushi Masahiro, Yasunori Kama. Low-resistivity PdCoO<sub>2</sub> thin films with rigid interlayer bonds for advanced interconnects. 2025 IEEE International Interconnect Technology Conference (IITC). (2025) 1-3 10.1109/iitc66087.2025.11075460

口頭発表 TSV

2026
  1. 原田 尚之. 擬２次元導電体PdCoO2のデバイス応用に向けて. 2026年 第73回 応用物理学会春季学術講演会. 2026 招待講演
2025
  1. HARADA, Takayuki. Quasi-2D conductor PdCoO2 for semiconductor devices. 2nd NIMS-MPI Workshop on Materials Aspects of Novel Quantum Systems (MANQS 2025). 2025 招待講演
  2. HARADA, Takayuki. Metallic delafossites: low-dimensionality and polarity for advanced electronics. Rensselaer Polytechnic Institute Materials Science and Engineering Fall 2025 Seminar. 2025 招待講演
  3. HARADA, Takayuki, 岩井 友香, 阿部 翠, NAGAI, Takuro, 政広 泰, Yasunori Kama. Low-resistivity PdCoO2 thin films with rigid interlayer bonds for advanced interconnects. The 28th edition of the IEEE international interconnect technology conference. 2025
  4. 大井 修一, 立木 実, 茂筑 高士, 原田 尚之, 井藤隼人, 菊池 章弘, 有沢 俊一, 久保毅幸, 梅森健成. 高純度ニオブにおける面内磁場に駆動された量子渦糸クラスターの運動. 日本物理学会 2025年春季大会. 2025
2024
  1. TAKANE, Hitoshi, OSHIMA, Takayoshi, HARADA, Takayuki, KANEKO, Kentaro, TANAKA, Katsuhisa. Lattice-matching epitaxy of rutile-type GexSn1−xO2 alloy films on TiO2 substrates for device applications. Compound Semiconductor Week 2024. 2024
  2. 原田 尚之. 金属性デラフォサイトの表面・界面物性と応用展開. 第73回化合物新磁性材料専門研究会. 2024 招待講演
2023
  1. HARADA, Takayuki. Application prospects of metallic delafossite thin films. 4th International Workshop on Nanoelectronics 2023. 2023 招待講演
2022
  1. HARADA, Takayuki. Polar interfaces of a high-conductivity layered oxide PdCoO2 and wide-bandgap semiconductors. 9th International Symposium on Control of Semiconductor Interfaces (ISCSI-IX). 2022 招待講演
2021
  1. 原田 尚之. 酸化ガリウムデバイスの動向と酸化物電極の開発. 第34回『長野実装フォーラム』. 2021 招待講演
  2. 原田 尚之. Delafossite electrodes for harsh-environment semiconductor devices. The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC-12) . 2021 招待講演

その他の文献 TSV

2025
  1. Takayuki Harada, Yuka Iwai, Midori Abe, Takuro Nagai, Yasushi Masahiro, Yasunori Kama. Low-resistivity PdCoO2 thin films with rigid interlayer bonds for advanced interconnects. 2025 IEEE International Interconnect Technology Conference (IITC) (Proceedings). 2025 (2025) 1-3 10.1109/iitc66087.2025.11075460
2022
  1. 原田 尚之. 擬二次元金属酸化物の表面・界面を利用した電子・磁気機能の開拓. 応用物理. 91 [7] (2022) 406-410 10.11470/oubutsu.91.7_406
  2. Takayuki Harada. Surface and interface properties of quasi-two-dimensional metallic oxides. JSAP Review. (2022) 220303 10.11470/jsaprev.220303

公開特許出願 TSV

  1. パラジウムコバルト酸化物薄膜、デラフォサイト型酸化物薄膜、デラフォサイト型酸化物薄膜を有するショットキー電極、パラジウムコバルト酸化物薄膜の製造方法及びデラフォサイト型酸化物薄膜の製造方法 (2025)
  2. デラフォサイト型酸化物薄膜の製造方法及び酸化物薄膜 (2026)

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