長井拓郎 (Takuro Nagai) - マイポータル

基本情報

所属: 国立研究開発法人物質・材料研究機構電子顕微鏡解析ステーション主幹エンジニア

学位: 工学(早稲田大学)

ORCID iD: https://orcid.org/0000-0001-5239-3334
J-GLOBAL ID: 200901096977584766
researchmap会員ID: 5000092397

外部リンク: https://www.nims.go.jp/ema/

研究キーワード

研究分野

経歴

2007年 - 2008年

科学技術振興機構 ERATO十倉マルチフェロイックスプロジェクト研究員
2003年 - 2006年

物質・材料研究機構特別研究員

学歴

- 2003年

早稲田大学, 理工学研究科, 環境資源及材料理工学専攻
- 1998年

早稲田大学, 理工学部, 資源工学科

受賞

論文

Scalable alloy-based sputtering of high-conductivity PdCoO2 for advanced interconnects

Takayuki Harada, Zuin Ping Lily Ang, Yuki Sakakibara, Takuro Nagai, Yasushi Masahiro

Applied Physics Letters 126(22) 2025年6月2日
One-dimensional C60 Arrays in Noncovalent Benzidine Networks

Takatsugu Wakahara, Chika Hirata, Dorra Mahdaoui, Kazuko Fujii, Yoshitaka Matsushita, Osamu Ito, Makito Takagi, Tomomi Shimazaki, Masanori Tachikawa, Shinjiro Yagyu …

Carbon 119838-119838 2024年11月
Surface atomic structures of nickel plating films reacted with methane at high temperature

Kunichi Miyazawa, Makoto Asahara, Takeshi Miyasaka, Takuro Nagai, Koji Kimoto, Yumi Tanaka

Surface and Interface Analysis 2023年1月7日
Harnessing infrared solar energy with plasmonic energy upconversion

NATURE SUSTAINABILITY 5 1092-1099 2022年11月査読有り
Tunable Néel–Bloch Magnetic Twists in Fe 3 GeTe 2 with van der Waals Structure

Licong Peng, Fehmi S. Yasin, Tae‐Eon Park, Sung Jong Kim, Xichao Zhang, Takuro Nagai, Koji Kimoto, Seonghoon Woo, Xiuzhen Yu

Advanced Functional Materials 31(37) 2103583-2103583 2021年9月
Non-negative matrix factorization for mining big data obtained using four-dimensional scanning transmission electron microscopy

Fumihiko Uesugi, Shogo Koshiya, Jun Kikkawa, Takuro Nagai, Kazutaka Mitsuishi, Koji Kimoto

Ultramicroscopy 221 113168-113168 2021年2月
Non-negative matrix factorization for mining big data obtained using four-dimensional scanning transmission electron microscopy

Fumihiko Uesugi, Shogo Koshiya, Jun Kikkawa, Takuro Nagai, Kazutaka Mitsuishi, Koji Kimoto

Ultramicroscopy 221 2021年2月
In‐Plane Magnetic Field‐Driven Creation and Annihilation of Magnetic Skyrmion Strings in Nanostructures

Nitish Mathur, Fehmi S. Yasin, Matthew J. Stolt, Takuro Nagai, Koji Kimoto, Haifeng Du, Mingliang Tian, Yoshinori Tokura, Xiuzhen Yu, Song Jin

Advanced Functional Materials 2008521-2008521 2021年1月20日
Cross-sectional structural characterization of the surface of exfoliated HOPG using HRTEM-EELS

Kun'ichi Miyazawa, Takuro Nagai, Koji Kimoto, Masaru Yoshitake, Yumi Tanaka

SURFACE AND INTERFACE ANALYSIS 53(1) 84-89 2021年1月
Real-Space Observation of Topological Defects in Extended Skyrmion-Strings

Xiuzhen Yu, Jan Masell, Fehmi S. Yasin, Kosuke Karube, Naoya Kanazawa, Kiyomi Nakajima, Takuro Nagai, Koji Kimoto, Wataru Koshibae, Yasujiro Taguchi …

Nano Letters 20(10) 7313-7320 2020年10月5日査読有り
HRTEM-EELS cross-sectional structural analyses of glassy carbon substrate irradiated by platinum ions using a coaxial arc plasma gun

Kun'ichi Miyazawa, Takuro Nagai, Koji Kimoto, Masaru Yoshitake, Yumi Tanaka

SURFACE AND INTERFACE ANALYSIS 52(1-2) 23-33 2020年1月
HRTEM-EELS cross-sectional characterization of HOPG substrate with platinum nanoparticles deposited using a coaxial arc plasma gun

Kun'ichi Miyazawa, Takuro Nagai, Koji Kimoto, Masaru Yoshitake, Yumi Tanaka

DIAMOND AND RELATED MATERIALS 101 2020年1月
Plasmonic p-n Junction for Infrared Light to Chemical Energy Conversion

Zichao Lian, Masanori Sakamoto, Junie J. M. Vequizo, C. S. Kumara Ranasinghe, Akira Yamakata, Takuro Nagai, Koji Kimoto, Yoichi Kobayashi, Naoto Tamai, Toshiharu Teranishi

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY 141(6) 2446-2450 2019年2月
Atomic number dependence of Z contrast in scanning transmission electron microscopy

Shunsuke Yamashita, Jun Kikkawa, Keiichi Yanagisawa, Takuro Nagai, Kazuo Ishizuka, Koji Kimoto

SCIENTIFIC REPORTS 8 2018年8月査読有り
Identifying lithium K edge anisotropy in LiCoO2

Jun Kikkawa, Teruyasu Mizoguchi, Masao Arai, Takuro Nagai, Koji Kimoto

PHYSICAL REVIEW B 98(7) 2018年8月査読有り
Electron irradiation effects on lithium peroxide

Jun Kikkawa, Taishi Shiotsuki, Yusuke Shimo, Shogo Koshiya, Takuro Nagai, Takehiro Nito, Koji Kimoto

Japanese Journal of Applied Physics 57(3) 2018年3月査読有り
Real-space observation of nanoscale magnetic phase separation in dysprosium by aberration-corrected Lorentz microscopy

Takuro Nagai, Koji Kimoto, Koji Inoke, Masaki Takeguchi

PHYSICAL REVIEW B 96(10) 2017年9月査読有り
Thermally activated helicity reversals of skyrmions

X. Z. Yu, K. Shibata, W. Koshibae, Y. Tokunaga, Y. Kaneko, T. Nagai, K. Kimoto, Y. Taguchi, N. Nagaosa, Y. Tokura

PHYSICAL REVIEW B 93(13) 2016年4月査読有り
19aBM-4 磁気異方性を制御した層状Mn酸化物La_<1.2>Sr_<1.8>(Mn_<1-y>Ru_y)_2O_7でのナノサイズ磁気バブルおよびスキルミオン

森川大輔, 于秀珍, 金子良夫, 徳永祐介, 長井拓郎, 木本浩司, 有馬孝尚, 十倉好紀

日本物理学会講演概要集 71 1969-1969 2016年
Quantitative annular dark-field imaging of single-layer graphene-II: atomic-resolution image contrast

Shunsuke Yamashita, Shogo Koshiya, Takuro Nagai, Jun Kikkawa, Kazuo Ishizuka, Koji Kimoto

MICROSCOPY 64(6) 409-418 2015年12月査読有り