Presentations -
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Perpendicular magnetic anisotropy of FeCo films due to V addition and magnetization increase due to N addition
T. Hasegawa, C. Murakami
22nd International conference on magnetism (ICM2024) (Bologna, Italy) 2024.06 - 2024.07 International Union of Pure Applied Physics
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Formation of bct structure and perpendicular magnetic anisotropy in Fe-Co films with added V element
T. Hasegawa
ASRC 2024 Summer Review Meeting (HAMR system working group) (東京 飯田橋レインボービル) 2024.06 - 2024.06 情報ストレージ研究推進機構（ASRC）
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Formation of bct structure and high magnetic anisotropy in Fe-Co-V-C films
T. Hasegawa, T. Nishikawa, C. Shirai
The 6th International Conference of Asian Union of Magnetics Societies (IcAUMS 2023) (Bali, Indonesia) 2023.08 - 2023.08 the Magnetic Society of Japan (MSJ), the Korean Magnetics Society (KMS), the Taiwan Association for Magnetic Technology (TAMT), and the Chines Society of Magnetic Materials and Applications (CSMMA))
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Formation of bct structure with high magnetic anisotropy and coercivity in Fe–Co–V–C Films
T. Hasegawa
ASRC 2023 Summer Review Meeting (HAMR system working group) (オンライン) 2023.06 - 2023.06 情報ストレージ研究推進機構（ASRC）
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Formation of bct structure and high magnetic anisotropy in Fe-Co films with added V and C elements
T. Hasegawa, T. Nishikawa
IEEE International Magnetics Conference (INTERMAG 2023) (Sendai, Japan) 2023.05 - 2023.05 IEEE; Institute of Electronics and Electrical Engineers
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V content dependence of the stability of bct FeCoN structure with high Ku
T. Hasegawa
ASRC 2022 Winter Review Meeting (HAMR system working group) (オンライン) 2022.12 - 2022.12 情報ストレージ研究推進機構（ASRC）
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TEM observation of nitrogen-tunable bcc-bct-fcc transformation of FeCo with added V
T. Hasegawa
ASRC 2021 Winter Review Meeting (HAMR system working group) (オンライン) 2021.12 - 2021.12 情報ストレージ研究推進機構（ASRC）
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Effect of V addition on the bcc-bct-fcc structural transformation of N containing Fe and FeCo films
T. Hasegawa
ASRC 2020 Winter Review Meeting (HAMR system working group) (オンライン) 2021.01 - 2021.01 情報ストレージ研究推進機構（ASRC）
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Challenges toward realization of FeCo based alloy magnet
T. Hasegawa [Invited]
IEEE International Magnetics Conference (INTERMAG 2020) (Montreal, Canada) 2020.05 - 2020.05 IEEE; Institute of Electronics and Electrical Engineers
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Uniaxial magnetic anisotropy and bcc-bct-fcc transformation of FeCo caused by the addition of V and N elements
T. Hasegawa, C. Shirai, Y. Takemasa
The 64th Annual Magnetism and Magnetic Materials Conference (MMM 2019) (Las Vegas, USA) 2019.11 - 2019.11 American Institute of Physics
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Stabilization of tetragonal FeCo structure with high magnetic anisotropy by VN addition
T. Hasegawa, T. Niibori, Y. Takemasa, M. Oikawa, C. Shirai, Y. Seki
The 10th Joint European Magnetic Symposia (JEMS 2019) (Uppsala, Sweden) 2019.08 - 2019.08 European Community of Magnetism
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Stabilization of tetragonal FeCo structure with high magnetic anisotropy by the addition of V and N elements
Takashi Hasegawa
ASRC 2019 Summer Review Meeting (HAMR system working group) (東京 飯田橋レインボービル) 2019.06 - 2019.06 情報ストレージ研究推進機構（ASRC）
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Uniaxial Magnetic Anisotropy of bct FeCo-based Alloy Films
T. Hasegawa, M. Sakamoto, T. Niibori, Y. Nakamura, M. Oikawa, Y. Takemasa, D. Yamamoto
21th International conference on magnetism (ICM2018) (CA, USA) 2018.07 - 2018.07 International Union of Pure Applied Physics
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Uniaxial magnetic anisotropy of tetragonally distorted FeCo-based alloy films
Takashi Hasegawa
ASRC 2018 Summer Review Meeting (HAMR system working group) (東京 飯田橋レインボービル) 2018.06 - 2018.06 情報ストレージ研究推進機構（ASRC）
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Uniaxial magnetic anisotropy of tetragonal FeCo based alloy films
T. Hasegawa, M. Sakamoto, T. Niibori, Y. Nakamura, M. Oikawa, Y. Takemasa, D. Yamamoto [Invited]
The 5th International Conference of Asian Union of Magnetics Societies (IcAUMS 2018) (Jeju, Korea) 2018.06 - 2018.06 the Magnetic Society of Japan (MSJ), the Korean Magnetics Society (KMS), the Taiwan Association for Magnetic Technology (TAMT), and the Chines Society of Magnetic Materials and Applications (CSMMA))
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Stabilization of tetragonally distorted FeCo by VC addition
Takashi Hasegawa
ASRC 2017 Winter Review Meeting (HAMR system working group) (東京 飯田橋レインボービル) 2017.12 - 2017.12 情報ストレージ研究推進機構（ASRC）
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Magnetic phase change in Co/Pd multilayers caused by ion irradiation
Y. Nakamura, T. Hasegawa
The 8th International Conference on Materials Engineering for Resources (ICMR 2017) (Akita, Japan) 2017.10 - 2017.10 The Society of Materials Engineering for Resources of JAPAN
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Lateral distribution of irradiated ions in L10 FeMnPt films
T. Hasegawa, K. Sasaki
The 8th International Conference on Materials Engineering for Resources (ICMR 2017) (Akita, Japan) 2017.10 - 2017.10 The Society of Materials Engineering for Resources of JAPAN
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Effects of lattice distortion on magnetic anisotropy in Fe films
H. Nakane, T. Hasegawa
The 8th International Conference on Materials Engineering for Resources (ICMR 2017) (Akita, Japan) 2017.10 - 2017.10 The Society of Materials Engineering for Resources of JAPAN
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Uniaxial magnetocrystaline anisotropy of tetragonally distorted FeCoAl films
Takashi Hasegawa
ASRC 2017 Summer Review Meeting (HAMR system working group) (東京 飯田橋レインボービル) 2017.06 - 2017.06 情報ストレージ研究推進機構（ASRC）