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2023 年度 実績報告書

Effect of patchy particle designs on the bulk properties of the self-assembled structures

研究課題

研究課題/領域番号 20K14437
研究機関東北大学

研究代表者

Lieu Uyen  東北大学, 材料科学高等研究所, 助教(研究特任) (00807042)

研究期間 (年度) 2020-04-01 – 2024-03-31
キーワードReinforcement Learning / Quasicrystal / Self-assembly
研究実績の概要

We propose reinforcement learning to control the dynamical self-assembly of the dodecagonal quasicrystal from patchy particles. The patchy particles have anisotropic interactions with other particles and form DDQC. Their structures at steady states are significantly influenced by the kinetic pathways of their structural formation.
We estimate the best policy of temperature control trained by the Q-learning method and demonstrate that we can generate dodecagonal quasicrystal structures using the estimated policy. The temperature schedule obtained by reinforcement learning can reproduce the desired structure more efficiently than the conventional pre-fixed temperature schedule, such as annealing.
In the future plan, applying reinforcement learning to control the properties of the assembled structure is a possible direction to investigate the underlying relation between the structure and property.

  • 研究成果

    (5件)

すべて 2024 2023

すべて 学会発表 (5件) (うち国際学会 4件)

  • [学会発表] Reinforcement learning for dynamic control of self-assembly of quasicrystals from patchy particles2024

    • 著者名/発表者名
      Uyen Tu Lieu, Natsuhiko Yoshinaga
    • 学会等名
      APS March Meeting 2024
    • 国際学会
  • [学会発表] Reinforcement learning for dynamic control of self-assembly of quasicrystals from patchy particles2023

    • 著者名/発表者名
      Uyen Lieu, Natsuhiko Yoshinaga
    • 学会等名
      28th Quasicrystals Meeting (Hypermaterials)
  • [学会発表] Inverse Design of Two-dimensional Dodecagonal Quasicrystal Structure by Patchy Particles2023

    • 著者名/発表者名
      Uyen Tu Lieu, Natsuhiko Yoshinaga
    • 学会等名
      7th International Soft Matter Conference (ISMC2023)
    • 国際学会
  • [学会発表] Inverse design of two-dimensional dodecagonal quasicrystal structure by patchy particles2023

    • 著者名/発表者名
      Uyen Lieu, Natsuhiko Yoshinaga
    • 学会等名
      28th International Conference on Statistical Physics (Statphys28)
    • 国際学会
  • [学会発表] Inverse Design of Two-dimensional Dodecagonal Quasicrystal Structure by Patchy Particles2023

    • 著者名/発表者名
      Uyen Lieu, Natsuhiko Yoshinaga
    • 学会等名
      KITP Conference "Structure Design and Emerging Phenomena in Nanoparticle Assemblies: What’s Next?”
    • 国際学会

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公開日: 2024-12-25  

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