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Analyses of nano-system with quantum statistical mechanical methods

Research Project

Project/Area Number 18340113
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Mathematical physics/Fundamental condensed matter physics
Research InstitutionUniversity of Yamanashi

Principal Investigator

UCHIYAMA Chikako  University of Yamanashi, 大学院・医学工学総合研究部, 准教授 (30221807)

Co-Investigator(Kenkyū-buntansha) HIRAOKA Kenzou  山梨大学, 大学院・医学工学総合研究部, 教授 (80107218)
Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥5,920,000 (Direct Cost: ¥4,900,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2008: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Fiscal Year 2007: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2006: ¥1,500,000 (Direct Cost: ¥1,500,000)
Keywordsナノデバイス / 量子統計力学 / 量子コンピュータ / スピンエレクトロニクス / マイクロ・ナノデバイス
Research Abstract

半導体構造中での電子スピンの緩和現象を記述するための新たな量子統計力学的手法を構築した。これとともに、環境世界の影響下にあるスピンの安定性を制御するためのパルス制御法についての研究を行いその有効性を調べた。さらに、ナノシステムを分析する上で重要な役割を果たしている複素アドミッタンスについて新たな表式を得た。

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (17 results)

All 2009 2008 2007 2006 Other

All Journal Article (4 results) (of which Peer Reviewed: 3 results) Presentation (12 results) Remarks (1 results)

  • [Journal Article] Generation and Suppression of Decoherence in Artificial Environment for Qubit System2007

    • Author(s)
      Y.Kondo, M.Nakahara, S.Tanimura ,S.Kitajima, C.Uchiyama, F.Shibata
    • Journal Title

      Journal of Physical Society of Japan vol.76

      Pages: 740021-11

    • NAID

      110006350753

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Generation and Suppression of Decoherence in Artificial Environment for Qubit System2007

    • Author(s)
      Y. Kondo, M. Nakahara, S. Tanimura, S. Kitajima, C. Uchiyanma, F. Shibata
    • Journal Title

      Journal of Physical Society of Japan 76

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Non-Markovian dynamical maps and spin relaxation2007

    • Author(s)
      Chikako Uchiyama
    • Journal Title

      Physics Letters A 356

      Pages: 294-305

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Non-Markovian dynamical maps and spin relaxation2006

    • Author(s)
      Chikako Uchiyama
    • Journal Title

      Physics Letters A vol.356

      Pages: 294-305

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] 熱浴と相互作用する複数スピン系のline shape-スピン間相互作用の効果-2009

    • Author(s)
      内山智香子・佐伯瑞彦・相原正樹・宮下精二
    • Organizer
      日本物理学会
    • Place of Presentation
      立教大学(口頭)
    • Year and Date
      2009-03-27
    • Related Report
      2008 Final Research Report
  • [Presentation] A Master equation approach to line shape in dissipative systems2008

    • Author(s)
      内山智香子・佐伯瑞彦・相原正樹・宮下精二
    • Organizer
      国際会議Dynamics and manipulation of quantum systems
    • Place of Presentation
      (口頭)
    • Year and Date
      2008-10-21
    • Related Report
      2008 Final Research Report
  • [Presentation] A Master equation approach to line shape in dissipative systems2008

    • Author(s)
      内山智香子・佐伯瑞彦・相原正樹・宮下精二
    • Organizer
      日本物理学会
    • Place of Presentation
      岩手大学(口頭)
    • Year and Date
      2008-09-22
    • Related Report
      2008 Final Research Report
  • [Presentation] マスター方程式と複素アドミッタンス2008

    • Author(s)
      内山智香子
    • Organizer
      「量子応答と量子ダイナミックスの新展開」 研究会
    • Place of Presentation
      山梨県甲府市
    • Year and Date
      2008-02-17
    • Related Report
      2007 Annual Research Report
  • [Presentation] Quantum Error Correction for Initially Correlated Qubits2007

    • Author(s)
      内山智香子
    • Organizer
      日本物理学会
    • Place of Presentation
      北海道大学(口頭)
    • Year and Date
      2007-09-23
    • Related Report
      2008 Final Research Report
  • [Presentation] Quantum Error Correction for Initially Correlated Qubits2007

    • Author(s)
      内山智香子
    • Organizer
      日本物理学会
    • Place of Presentation
      北海道大学
    • Year and Date
      2007-09-23
    • Related Report
      2007 Annual Research Report
  • [Presentation] Multi-pulse Control of Decoherence - Non-linear Spin Boson Model-2006

    • Author(s)
      Chikako Uchiyama
    • Organizer
      NANOMEC06、Italy, Bari
    • Place of Presentation
      (招待)
    • Year and Date
      2006-11-24
    • Related Report
      2008 Final Research Report
  • [Presentation] Dynamical maps の正値性とスピン緩和2006

    • Author(s)
      内山智香子
    • Organizer
      日本物理学会
    • Place of Presentation
      千葉大学(口頭)
    • Year and Date
      2006-09-24
    • Related Report
      2008 Final Research Report
  • [Presentation] Hilbert-Schmidt 空間における射影演算子法と非マルコフ的なDynamical Map2006

    • Author(s)
      内山智香子
    • Organizer
      日本物理学会
    • Place of Presentation
      千葉大学(口頭)
    • Year and Date
      2006-09-16
    • Related Report
      2008 Final Research Report
  • [Presentation] Dynamical Maps and Spin Relaxation2006

    • Author(s)
      Chikako Uchiyama
    • Organizer
      Particles and Field Conference Spain
    • Place of Presentation
      Jaca(招待)
    • Year and Date
      2006-09-16
    • Related Report
      2008 Final Research Report
  • [Presentation] Dynamical maps and spin relaxation2006

    • Author(s)
      Chikako Uchiyama
    • Organizer
      NANOMEC06、Italy, Napoli
    • Place of Presentation
      (招待)
    • Related Report
      2008 Final Research Report
  • [Presentation] マスター方程式と複素アドミッタンス

    • Author(s)
      内山智香子・佐伯瑞彦・宮下精二
    • Organizer
      「量子応答と量子ダイナミックスの新展開」研究会
    • Place of Presentation
      (口頭)
    • Related Report
      2008 Final Research Report
  • [Remarks] 投稿中の論文[Master equation approach to line shape in dissipative systems]をアメリカのe-printサーバにアップロードしたもの

    • URL

      http://arxiv.org/quant-ph/0905.2261

    • Related Report
      2008 Annual Research Report

URL: 

Published: 2006-04-01   Modified: 2016-04-21  

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