Rchr
J-GLOBAL ID:200901087923764573   Update date: May. 16, 2024

Wada Ken

ワダ ケン | Wada Ken
Affiliation and department:
Job title: 准教授
Other affiliations (1):
Research keywords  (5): slow-positron beam ,  positron annihilation ,  positron diffraction ,  positronium ,  positron
Research theme for competitive and other funds  (10):
  • 2021 - 2025 実用表面材料開発研究のための高効率な全反射高速陽電子回折実験システムの開発
  • 2018 - 2021 低速陽電子回折によるトポロジカル近藤絶縁体表面の原子配列の可視化
  • 2016 - 2018 スピン偏極低速陽電子回折による表面磁気構造の研究
  • 2014 - 2017 加速器ベース低速陽電子ビームのパルスストレッチと陽電子回折実験への応用
  • 2012 - 2016 ポジトロニウム負イオンの光脱離を利用したポジトロニウムビーム科学の展開
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Papers (59):
  • Matthias Dodenhöft, Izumi Mochizuki, Ken Wada, Toshio Hyodo, Peter Richter, Philip Schädlich, Thomas Seyller, Christoph Hugenschmidt. Determination of the spacing between hydrogen-intercalated quasifreestanding monolayer graphene and 6H-SiC(0001) using total-reflection high-energy positron diffraction. Physical Review B. 2023. 108. 15. 155438-1-6
  • K. Shu, Y. Tajima, R. Uozumi, N. Miyamoto, S. Shiraishi, T. Kobayashi, A. Ishida, K. Yamada, R. W. Gladen, T. Namba, et al. Laser cooling of positronium. arXiv:2310.08761. 2023
  • Kenji Shu, Kyohei Yamada, Kaori Hashidate, Akira Ishida, Toshio Namba, Shoji Asai, Makoto Kuwata-Gonokami, Yohei Tajima, Eunmi Chae, Kosuke Yoshioka, et al. Development of a porous silica cavity for laser excitation of confined positronium. JJAP Conference Proceedings. 2023. 9. 011202
  • Yuki Tsujikawa, Masafumi Horio, Xiaoni Zhang, Tomoaki Senoo, Takeru Nakashima, Yasunobu Ando, Taisuke Ozaki, Izumi Mochizuki, Ken Wada, Toshio Hyodo, et al. Structural and electronic evidence of boron atomic chains. Physical Review B. 2022. 106. 205406
  • A Kawasuso, M Maekawa, A Miyashita, K Wada, Y Nagashima, A Ishida. Positronium emission from GaN(0001) and AlN(0001) surfaces. Journal of Physics B: Atomic, Molecular and Optical Physics. 2021. 54. 20. 205202-205202
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MISC (11):
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Lectures and oral presentations  (445):
  • DEVELOPMENT OF A COMBINED POWER SUPPLY SYSTEM FOR A SLOW-POSITRON BEAM PULSE STRETCHER
    (2024)
  • One-dimensional chirp cooling of positronium
    (PSAS'2024 - International Conference on Precision Physics of Simple Atomic Systems 2024)
  • Demonstration of one-dimensional chirp cooling of positronium
    (55th Annual Meeting of the APS Division of Atomic, Molecular and Optical Physics 2024)
  • 低温・高密度ポジトロニウム生成材としてのシリカエアロゲルの性能評価
    (日本物理学会2024年春季大会 2024)
  • ポジトロニウムのボース・アインシュタイン凝縮(高密度化・冷却の現状と今後の方針)
    (日本物理学会2024年春季大会 2024)
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Professional career (1):
  • 博士(学術) (東京大学)
Work history (10):
  • 2020/04 - 現在 The Graduate University for Advanced Studies School of High Energy Accelerator Science Associate professor
  • 2020/04 - 現在 High Energy Accelerator Research Organization (KEK) Slow Positron Facility / Institute of Materials Structure Science Associate professor
  • 2016/04 - 2020/03 National Institute for Quantum and Radiological Science and Technology Quantum Beam Science Research Directorate, Takasaki Advanced Radiation Research Institute, Department of Advanced Functional Materials Research Senior Researcher
  • 2015/11 - 2016/03 The Graduate University for Advanced Studies School of High Energy Accelerator Science Associate Professor
  • 2015/10 - 2016/03 High Energy Accelerator Research Organization Synchrotron Radiation Science Division 1, Institute of Materials Structure Science Associate Professor
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Committee career (15):
  • 2021/02 - 現在 日本陽電子科学会 会報編集委員
  • 2021/01 - 現在 日本陽電子科学会 理事
  • 2023/11 - 2025/10 The 20th International Conference on Positron Annihilation Organizing Committee
  • 2015/01 - 2020/01 日本陽電子科学会 刊行委員
  • 2018 - 2019 4th Japan-China Joint Workshop on Positron Science (JWPS2019) International Organizing Committee
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Awards (3):
  • 2019/10 - The Japan Society of Vacuum and Surface Science SSSJ Technique Award Observation of Low-Energy Positron Diffraction Patterns with a Linac-Based Slow-Positron Beam
  • 2013/12 - 日本陽電子科学会 奨励賞 『KEK低速陽電子実験施設における低速陽電子ビーム強度の向上』
  • 2013/03 - The Foundation for High Energy Accelerator Science Nishikawa Prize, 2012 Intensification of the Slow-Positron Beam at KEK Slow Positron Facility and its Application
Association Membership(s) (5):
THE SURFACE SCIENCE SOCIETY OF JAPAN ,  小中高理科カリキュラム研究会 ,  THE ATOMIC COLLISION SOCIETY OF JAPAN ,  JAPANESE POSITRON SCIENCE SOCIETY ,  THE PHYSICAL SOCIETY OF JAPAN
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