Superfluid States and Mott Transitions of Neutral Atom Systems

• Project/Area Number: 18740251
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: 原子・分子・量子エレクトロニクス・プラズマ
• Research Institution: Kanagawa University
• Principal Investigator: KIMURA Takashi Kanagawa University, 理学部, 准教授 (30386809)
• Project Period (FY): 2006 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥3,960,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥360,000); Fiscal Year 2008: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000); Fiscal Year 2007: ¥1,200,000 (Direct Cost: ¥1,200,000); Fiscal Year 2006: ¥1,200,000 (Direct Cost: ¥1,200,000)
• Keywords: 量子エレクトロニクス / 低温物性 / 物性理論 / 原子・分子物理 / 超流動 / モット絶縁体 / 低音物性

Research Abstract

レーザー光でつくられる光格子中などで実験が可能な、量子多体効果についていくつかの成果を上げた。(1)スピン1ボーズ粒子の磁場中のモット転移(2)調和振動子型の閉じ込めポテンシャルの効果を考慮したフェルミ粒子のモット絶縁体絶縁体転移(3)一次元フェルミ粒子系での不純物散乱による粒子間相互作用の繰り込み(4)2次元フェルミ粒子系のFFLO状態のモンテカルロシミュレーションである。

Research Products

• [Journal Article] Gutzwiller Study of Spin-1 Bosons in an Optical Lattice under a Magnetic Field (2007)
  • Author(s): Takashi Kimura, Shunji Tsuchiya, Makoto Yamashita, Susumu Kurihara
  • Journal Title: The International Journal of the Laser Physics vol.17 Pages: 54-59
  • Peer Reviewed
• [Journal Article] Gutzwiller Study of Spin-1 Bosons in an Optical Lattice under a Magnetic Field (2007)
  • Author(s): Takashi Kimura, Shunji Tsuchiya, Makoto Yamashita, Susumu Kurihara
  • Journal Title: The International Journal of the Laser Physics 17巻1号 Pages: 54-59
• [Journal Article] Superfluid-Mott Insulator transition of spin-1 bosons in optical lattice under magnetic field (2006)
  • Author(s): Takashi Kimura, Shunji Tsuchiya, Makoto Yamashita, Susumu Kurihara
  • Journal Title: Journal of the Physical Society of Japan vol.75
  • NAID: 110004777970
  • Peer Reviewed
• [Journal Article] Superfluid-Mott Insulator transition of spin-1 bosons in optical lattice under magnetic field (2006)
  • Author(s): Takashi Kimura, Shunji Tsuchiya, Makoto Yamashita, Susumu Kurihara
  • Journal Title: Journal of the Physical Society of Japan 75巻7号
  • NAID: 110004777970
• [Presentation] 一次元電子系におけるFriedel散乱による相互作用補正 (2009)
  • Author(s): 上出健二、栗原進、木村敬
  • Organizer: 第64回日本物理学会年会
  • Year and Date: 2009-03-27
• [Presentation] 一次元電子系におけるFriedel散乱による相互作用補正 (2009)
  • Author(s): 上出健二、栗原進、木村敬
  • Organizer: 日本物理学会第64回年会
  • Place of Presentation: 立教大学池袋キャンパス
  • Year and Date: 2009-03-27
• [Presentation] Luttinger Liquid Renormalized by a Single Impurity (2008)
  • Author(s): Kenji Kamide, Takashi Kimura, Susumu Kurihara
  • Organizer: 25th International Conference on Low Temperature Physics (LT-25)
  • Place of Presentation: Amsterdam
  • Year and Date: 2008-08-20
• [Presentation] Luttinger Liquid Renormalized by a Single Impurity (2008)
  • Author(s): Kenji Kamide, Takashi Kimura, Susumu Kurihara
  • Organizer: 25^<th> International Conference on Low T emperature Physics (LT-25)
  • Place of Presentation: Leiden University, Amsterdam
  • Year and Date: 2008-08-20
• [Presentation] Gutzwiller近似による3次元光格子フェルミ原子気体の解析 (2007)
  • Author(s): 山下眞、M. W. Jack、木村敬、川上則雄
  • Organizer: 第62回日本物理学会年会
  • Year and Date: 2007-09-21
• [Presentation] Gutzwiller近似による3次元光格子フェルミ原子気体の解析 (2007)
  • Author(s): 山下眞、M.W. Jack、木村敬、川上則雄
  • Organizer: 日本物理学会第62回年次大会
  • Place of Presentation: 北海道大学札幌キャンパス
  • Year and Date: 2007-09-21