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2021 年度 実績報告書

一次元ヘテロ構造ナノチューブの輸送特性とデバイス応用

研究課題

研究課題/領域番号 21F21364
配分区分補助金
研究機関東京大学

研究代表者

丸山 茂夫  東京大学, 大学院工学系研究科(工学部), 教授 (90209700)

研究分担者 FENG YA  東京大学, 工学(系)研究科(研究院), 外国人特別研究員
研究期間 (年度) 2021-11-18 – 2024-03-31
キーワードSWCNTs / 1D heterostructures / thermal transport / Raman spectroscopy
研究実績の概要

The specially required TEM compatible grids for optical measurements have been successfully fabricated; the thermal properties of individual SWCNTs and their heterostructures have been initiated by Raman scattering; the atomic structure of some target nanotubes can been examined by TEM.

現在までの達成度 (区分)
現在までの達成度 (区分)

2: おおむね順調に進展している

理由

The plan set for 2021 has been achieved. The specially designed chips to produce 25 TEM compatible grids for optical measurements have been successfully fabricated, which can massively grow ultra-long and isolated SWCNTs as well as their one-dimensional heterostructures for the following transport property measurements.

今後の研究の推進方策

With the large-scale, suspended, isolated, and ultra-long SWCNTs (or their heterostructures), the transport properties by laser scattering can be extensively investigated, and the precise structure can be examined by TEM after the optical measurements.Collect enough data from different SWCNT species to conduct a comprehensive transport property analysis.

  • 研究成果

    (7件)

すべて 2022 2021

すべて 雑誌論文 (3件) (うち国際共著 2件、 査読あり 3件) 学会発表 (4件) (うち国際学会 2件)

  • [雑誌論文] Phenomenological model of thermal transport in carbon nanotube and hetero-nanotube films2021

    • 著者名/発表者名
      P. Wang, Y. Feng, R. Xiang, T. Inoue, A. Anisimov, E. I. Kauppinen, S. Chiashi, S. Maruyama
    • 雑誌名

      Nanotechnology

      巻: 32 ページ: 205708~205708

    • DOI

      10.1088/1361-6528/abe151

    • 査読あり / 国際共著
  • [雑誌論文] One-Dimensional van der Waals Heterojunction Diode2021

    • 著者名/発表者名
      Y. Feng*, H. Li, T. Inoue, S. Chiashi, S. V. Rotkin, R. Xiang, S. Maruyama
    • 雑誌名

      ACS Nano

      巻: 15 ページ: 5600~5609

    • DOI

      10.1021/acsnano.1c00657

    • 査読あり / 国際共著
  • [雑誌論文] Zeolite-supported synthesis, solution dispersion, and optical characterizations of single-walled carbon nanotubes wrapped by boron nitride nanotubes2021

    • 著者名/発表者名
      Y. Feng, H. Li, B. Hou, H. Kataura, T. Inoue, S. Chiashi, R. Xiang, S. Maruyama
    • 雑誌名

      Journal of Applied Physics

      巻: 129 ページ: 015101~015101

    • DOI

      10.1063/5.0035674

    • 査読あり
  • [学会発表] Synthesis of van der Waals Heterostructures2022

    • 著者名/発表者名
      Taiki Inoue*, Yongjia Zheng, Ya Feng, Ming Liu, Rong Xiang, Shohei Chiashi, Shigeo Maruyama
    • 学会等名
      JSAP Meeting 2022
  • [学会発表] Synthesis of Boron Nitride Nanotubes with the Chirality-Sorted Carbon Nanotubes as the Template2022

    • 著者名/発表者名
      Ruixi Zhang*, Ya Feng, Yongjia Zheng, Ming Liu, Keigo Otsuka, Takeshi Tanaka, Hiromichi Kataura, Rong Xiang, Shigeo Maruyama
    • 学会等名
      The 62nd Fullerenes-Nanotubes-Graphene General Symposium (FNTG62)
  • [学会発表] Synthesis and Optical Characterizations of 1D van der Waals Hetero-structures Based on Single-walled Carbon Nanotubes2021

    • 著者名/発表者名
      Ming Liu, Ya Feng, Yongjia Zheng, Shohei Chiashi, Keigo Otsuka, Rong Xiang, Shigeo Maruyama*
    • 学会等名
      The 43rd Photonics and Electromagnetics Research Symposium (PIERS)
    • 国際学会
  • [学会発表] Synthesis and Characterizations of van der Waals Hetero-Nanotubes Based on Single-Walled Carbon Nanotubes2021

    • 著者名/発表者名
      Yongjia Zheng, Ming Liu, Ya Feng, Shohei Chiashi, Keigo Otsuka, Rong Xiang, Shigeo Maruyama*
    • 学会等名
      The 12th Recent Progress in Graphene and Two-dimensional Materials Research Conference (RPGR2021)
    • 国際学会

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公開日: 2022-12-28   更新日: 2023-08-01  

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