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Studies on exciton fine structures of quantum dots for generating entangled photon pairs at telecommunication wavelength

Research Project

Project/Area Number 19360013
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Applied materials science/Crystal engineering
Research InstitutionNational Institute for Materials Science

Principal Investigator

SAKUMA Yoshiki  National Institute for Materials Science, 半導体材料センター, 主幹研究員 (60354346)

Co-Investigator(Kenkyū-buntansha) 斉木 敏治  慶応大学, 理工学部, 准教授 (70261196)
池沢 道男  筑波大学, 数理物質科学研究科, 講師 (30312797)
Co-Investigator(Renkei-kenkyūsha) SAIKI Toshiharu  慶応大学, 理工学部, 准教授 (70261196)
IKEZAWA Michio  筑波大学, 数理物質科学研究科, 講師 (30312797)
KURODA Takashi  独立行政法人物質・材料研究機構, 量子ドットセンター, 主幹研究員 (00272659)
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥18,850,000 (Direct Cost: ¥14,500,000、Indirect Cost: ¥4,350,000)
Fiscal Year 2008: ¥7,670,000 (Direct Cost: ¥5,900,000、Indirect Cost: ¥1,770,000)
Fiscal Year 2007: ¥11,180,000 (Direct Cost: ¥8,600,000、Indirect Cost: ¥2,580,000)
Keywords量子ドット / 励起子 / 単一光子 / 励起子微細構造 / 光通信波長帯 / MOCVD / 位相緩和 / 発光寿命 / 光通信波長帶
Research Abstract

量子暗号など将来の量子情報通信の要素として重要な波長1.3~1.55μmの光通信波長帯でのもつれ合い光子対発生技術への展開を目指し、ダブルキャップ法によるInAs/InP系量子ドットの形成技術を開発するとともに、ドットの構造評価、および励起子微細構造、多励起子状態、励起子再結合寿命、位相緩和時間に関する観測と評価を行った。本研究によって多くの基礎データが取得でき、今後の技術開発に重要となる新たな知見が得られた。

Report

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

    (53 results)

All 2009 2008 2007

All Journal Article (19 results) (of which Peer Reviewed: 19 results) Presentation (32 results) Book (2 results)

  • [Journal Article] Decoherence of single photons from an InAs/InP quantum dot emitting at a 1.3μm wavelength2009

    • Author(s)
      T. Kuroda, Y. Sakuma, K. Sakoda, K. Takemoto, T. Usuki
    • Journal Title

      Physica Status Solidi (c) Vol.6

      Pages: 944-947

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Observation of a new isoelectronic trap luminescence in nitorgen δ-doped GaP2009

    • Author(s)
      M. Ikezawa, Y. Sakuma, M. Watanabe, Y. Masumoto
    • Journal Title

      Jpn. J. Appl. Phys. Vol.48

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Single NN pair luminescence and single photon generation in nitrogen δ-doped GaP2009

    • Author(s)
      M. Ikezawa, Y. Sakuma, M. Watanabe, Y. Masumoto
    • Journal Title

      Phys. Stat. Sol. (c) Vol.6

      Pages: 362-365

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Decoherence of Single Photons from an InAs/InP Quantum Dot Emitting at a 1.3μm wavelength2009

    • Author(s)
      T. Kuroda, et. al
    • Journal Title

      Physica Status Solidi (c) 6

      Pages: 944-947

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Observation of New Isoelectronic Trap Luminescence in Nitrogen δ-doped GaP2009

    • Author(s)
      M. Ikezawa, et. al
    • Journal Title

      Japanese Journal of Applied Physics 48

    • NAID

      210000066669

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Single NN Pair Luminescence and Single Photon Generation in Nitrogen δ-doped GaP2009

    • Author(s)
      M. Ikezawa, et. al
    • Journal Title

      Physica Status Solidi (c) 6

      Pages: 362-365

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Isoelectronic nitrogen δ-doping and single-photon emission from individual nitrogen pairs2008

    • Author(s)
      Y. Sakuma, M. Ikezawa, M. Watanabe, Y. Masumoto
    • Journal Title

      J. Crystal Growth J. Crystal Growth

      Pages: 4790-4794

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Telecom single-photon source with horn structure2008

    • Author(s)
      K. Takemoto, S. Hirose, M. Takatsu, N. Yokoyama, Y. Sakuma, T. Usuki, T. Miyazawa, Y. Arakawa
    • Journal Title

      Physica Status Solidi (c) Vol.5

      Pages: 2699-2703

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Isoelectronic Nitrogen δ-doping in GaP and Single-photon Emission from Individual Nitrogen Pairs2008

    • Author(s)
      Y. Sakuma, et. al
    • Journal Title

      Journal of Crystal Growth 310

      Pages: 4790-4794

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Telecom Single-photon Source with Horn Structure2008

    • Author(s)
      K. Takemoto, et. al
    • Journal Title

      Physica Status Solidi (c) 5

      Pages: 2699-2703

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Single photon emission from individual nitrogen pairs in GaP2007

    • Author(s)
      M. Ikezawa, Y. Sakuma, and Y. Masumoto
    • Journal Title

      Jpn. J. Appl. Phys. Vol.46

    • NAID

      210000064111

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Radiative recombination of excitons in disk-shaped InAs/InP quantum dots2007

    • Author(s)
      S. Tomimoto, A. Kurokawa, Y. Sakuma, T. Usuki, and Y. Masumoto
    • Journal Title

      Phys. Rev. B Vol.76

    • NAID

      120007139064

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Single-photon interferography in InAs/InP quantum dots emitting at 1300nm wavelength2007

    • Author(s)
      T. Kuroda, Y. Sakuma, K. Sakoda, K. Takemoto, and T. Usuki
    • Journal Title

      Appl. Phys. Lett. Vol.91

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] An optical horn structure for single-photon source using quantum dots at telecommunication wavelength2007

    • Author(s)
      K. Takemoto, M. Takatsu, S. Hirose, N. Yokoyama, Y. Sakuma, T. Usuki, T. Miyazawa, and Y. Arakawa
    • Journal Title

      J. Appl. Phys. Vol.101

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Scanning tunneling microscope study of interfacial structure of InAs quantum dots on InP(001) grown by a double-cap method2007

    • Author(s)
      Y. Akanuma, I. Yamakawa, Y. Sakuma, T. Usuki, and A. Nakamura
    • Journal Title

      Appl. Phys. Lett. Vol.90

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] An optical horn structure for single photon source using quantum dotsat telecommunication wavelength2007

    • Author(s)
      K. Takemoto, et. al.
    • Journal Title

      Journal of Applied Physics 101

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Sharp interfacial structure of InAs/InP quantum dots grown by adouble cap method a cross-sectional scanning tunneling microscopy study2007

    • Author(s)
      Y. Akanuma, et. al.
    • Journal Title

      American Institute of Physics(AIP)Conference Proceedings 893

      Pages: 107-108

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Radiative recombination of excitons in disk shaped InAs/lnP quantum dots2007

    • Author(s)
      S. Tomimoto, et. al.
    • Journal Title

      Physical Review B 76

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Single-photon interferography in InAs/InP quantum dots emitting at 1300 nm wavelength2007

    • Author(s)
      T. Kuroda, et. al.
    • Journal Title

      Appliied Physics Letters 91

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] Observation of a new isoelectronic trap luminescence in nitrogen δ-doped GaP2008

    • Author(s)
      M. Ikezawa, et. al
    • Organizer
      2008 International Conference on SSDM
    • Place of Presentation
      つくば国際会議場 (つくば市)
    • Year and Date
      2008-09-24
    • Related Report
      2008 Final Research Report
  • [Presentation] Observation of a New Isoelectronic Trap Luminescence in Nitrogen δ-doped GaP2008

    • Author(s)
      M. Ikezawa, et. al
    • Organizer
      2008 International Conference on SSDM
    • Place of Presentation
      つくば国際会議場,つくば市
    • Year and Date
      2008-09-24
    • Related Report
      2008 Annual Research Report
  • [Presentation] 窒素をδドープしたGaPの単一等電子トラップ分光(II)2008

    • Author(s)
      池沢道男, ほか
    • Organizer
      日本物理学会2008秋季大会
    • Place of Presentation
      岩手大学(盛岡市)
    • Year and Date
      2008-09-20
    • Related Report
      2008 Final Research Report
  • [Presentation] 窒素をδドープしたGaPの単一等電子トラップ分光(II)2008

    • Author(s)
      池沢道男, ほか
    • Organizer
      日本物理学会2008秋季大会
    • Place of Presentation
      岩手大学,盛岡市
    • Year and Date
      2008-09-20
    • Related Report
      2008 Annual Research Report
  • [Presentation] GaP中へのNドーピング技術と等電子トラップによる単一光子発生2008

    • Author(s)
      佐久間芳樹, ほか
    • Organizer
      第69回応用物理学会学術講演会
    • Place of Presentation
      中部大学 (春日井市)
    • Year and Date
      2008-09-02
    • Related Report
      2008 Final Research Report
  • [Presentation] InAs/InP量子ドットの光学特性における濡れ層局在電子の与える影響2008

    • Author(s)
      水野大, ほか
    • Organizer
      第69回応用物理学会学術講演会
    • Place of Presentation
      中部大学 (春日井市)
    • Year and Date
      2008-09-02
    • Related Report
      2008 Final Research Report
  • [Presentation] 単一量子ドットの励起子微細構造2008

    • Author(s)
      臼杵達哉, ほか
    • Organizer
      第69回応用物理学会学術講演会
    • Place of Presentation
      中部大学 (春日井市)
    • Year and Date
      2008-09-02
    • Related Report
      2008 Final Research Report
  • [Presentation] InAs/InP量子ドットの発光スペクトル形状2008

    • Author(s)
      黒田隆, ほか
    • Organizer
      第69回応用物理学会学術講演会
    • Place of Presentation
      中部大学 (春日井市)
    • Year and Date
      2008-09-02
    • Related Report
      2008 Final Research Report
  • [Presentation] GaP中へのNドーピング技術と等電子トラップによる単一光子発生2008

    • Author(s)
      佐久間芳樹, ほか
    • Organizer
      第69回応用物理学会学術講演会
    • Place of Presentation
      中部大学,春日井市
    • Year and Date
      2008-09-02
    • Related Report
      2008 Annual Research Report
  • [Presentation] InAs/InP量子ドットの光学特性における濡れ層局在電子の与える影響2008

    • Author(s)
      水野大, ほか
    • Organizer
      第69回応用物理学会学術講演会
    • Place of Presentation
      中部大学,春日井市
    • Year and Date
      2008-09-02
    • Related Report
      2008 Annual Research Report
  • [Presentation] 単一量子ドットの励起子微細構造2008

    • Author(s)
      臼杵達哉, ほか
    • Organizer
      第69回応用物理学会学術講演会
    • Place of Presentation
      中部大学,春日井市
    • Year and Date
      2008-09-02
    • Related Report
      2008 Annual Research Report
  • [Presentation] InAs/InP量子ドットの発光スペクトル形状2008

    • Author(s)
      黒田隆, ほか
    • Organizer
      第69回応用物理学会学術講演会
    • Place of Presentation
      中部大学,春日井市
    • Year and Date
      2008-09-02
    • Related Report
      2008 Annual Research Report
  • [Presentation] Single NN pair luminescence and single photon generation in nitrogen δ-doped GaP2008

    • Author(s)
      M. Ikezawa, et. al
    • Organizer
      International Conference on Excitonic Processes in Condensed Matter
    • Place of Presentation
      京都大学 (京都市)
    • Year and Date
      2008-06-22
    • Related Report
      2008 Final Research Report
  • [Presentation] Single NN Pair Luminescence and Single Photon Generation in Nitrogen δ-doped GaP2008

    • Author(s)
      M. Ikezawa, et. al
    • Organizer
      International Conference on Excitonic Processes in Condensed Matter
    • Place of Presentation
      京都大学,京都市
    • Year and Date
      2008-06-22
    • Related Report
      2008 Annual Research Report
  • [Presentation] Isoelectronic nitrogen δ-doping in GaP and single-photon emission from individual nitrogen pairs2008

    • Author(s)
      Y. Sakuma, et. al
    • Organizer
      14th International Conference on MOVPE 2008
    • Place of Presentation
      Metz (France)
    • Year and Date
      2008-06-01
    • Related Report
      2008 Final Research Report
  • [Presentation] Isoelectronic Nitrogen δ-doping in GaP and Single-photon Emission from Individual Nitrogen Pairs2008

    • Author(s)
      Y. Sakuma, et. al
    • Organizer
      14^<th> International Conference on MOVPE 2008
    • Place of Presentation
      Metz (France)
    • Year and Date
      2008-06-01
    • Related Report
      2008 Annual Research Report
  • [Presentation] Decoherence of single photons from an InAs/InP quantum dot emitting at a 1.3μm wavelength2008

    • Author(s)
      T. Kuroda, et. al
    • Organizer
      The 5th International Conference on Semiconductor Quantum Dots
    • Place of Presentation
      Hotel Hyundai Gyeongju (Korea)
    • Year and Date
      2008-05-11
    • Related Report
      2008 Final Research Report
  • [Presentation] Decoherence of Single Photons from an InAs/InP Quantum Dot Emitting at a 1.3μm wavelength2008

    • Author(s)
      T. Kuroda, et. al
    • Organizer
      The 5^<th> International Conference on Semiconductor Quantum Dots
    • Place of Presentation
      Hotel Hyundai Gyeongju (Korea)
    • Year and Date
      2008-05-11
    • Related Report
      2008 Annual Research Report
  • [Presentation] nAs直接励起におけるInAs/InP単一量子ドットの近接場イメージング分光2008

    • Author(s)
      久保田良輔, ら
    • Organizer
      第55回応用物理学関係連合講演会
    • Place of Presentation
      日本大学理工学部船橋キャンパス (船橋市)
    • Year and Date
      2008-03-27
    • Related Report
      2008 Final Research Report
  • [Presentation] InAs直接励起におけるInAs/InP単一量子ドットの近接場イメージング分光2008

    • Author(s)
      久保田 良輔, ら
    • Organizer
      第55回応用物理学関係連合講演会
    • Place of Presentation
      日本大学理工学部船橋キャンパス
    • Year and Date
      2008-03-27
    • Related Report
      2007 Annual Research Report
  • [Presentation] 単一光子源にむけた量子ナノ構造の形成技術2007

    • Author(s)
      佐久間芳樹
    • Organizer
      第11回名古屋大学VBLシンポジウム
    • Place of Presentation
      名古屋大学 (名古屋市)
    • Year and Date
      2007-11-05
    • Related Report
      2008 Final Research Report
  • [Presentation] 単一光子源にむけた量子ナノ構造の形成技術2007

    • Author(s)
      佐久間 芳樹
    • Organizer
      第11回名古屋大学VBLシンポジウム
    • Place of Presentation
      名古屋大学
    • Year and Date
      2007-11-05
    • Related Report
      2007 Annual Research Report
  • [Presentation] Telecom single-photon source with horn structure2007

    • Author(s)
      K. Takemoto, et. al
    • Organizer
      The 34th International Symposium on Compound Semiconductors
    • Place of Presentation
      京都大学(京都市)
    • Year and Date
      2007-10-15
    • Related Report
      2008 Final Research Report
  • [Presentation] Telecom single photon source with horn structure2007

    • Author(s)
      K. Takemoto, et. al.
    • Organizer
      The 34th International Symposium on Compound Semiconductors
    • Place of Presentation
      京都大学
    • Year and Date
      2007-10-15
    • Related Report
      2007 Annual Research Report
  • [Presentation] InAs/InP量子井戸及びディスク状量子ドットにおける励起子輻射再結合寿命2007

    • Author(s)
      冨本慎一, ら
    • Organizer
      日本物理学会第62回年次大会
    • Place of Presentation
      北海道大学(札幌市)
    • Year and Date
      2007-09-21
    • Related Report
      2008 Final Research Report
  • [Presentation] InAs/InP量子井戸及びディスク状量子ドットにおける励起子輻射再結合寿命2007

    • Author(s)
      冨本 慎一, ら
    • Organizer
      日本物理学会第62回年次大会
    • Place of Presentation
      北海道大学
    • Year and Date
      2007-09-21
    • Related Report
      2007 Annual Research Report
  • [Presentation] ホーン型1.5μm単一光子発生器のPLE選択励起2007

    • Author(s)
      竹本一矢, ら
    • Organizer
      第68回応用物理学会学術講演会
    • Place of Presentation
      北海道工業大学 (札幌市)
    • Year and Date
      2007-09-04
    • Related Report
      2008 Final Research Report
  • [Presentation] InAs/InP量子ドットにおけるInAs濡れ層の近接場イメージング分光2007

    • Author(s)
      久保田良輔, ら
    • Organizer
      第68回応用物理学会学術講演会
    • Place of Presentation
      北海道工業大学 (札幌市)
    • Year and Date
      2007-09-04
    • Related Report
      2008 Final Research Report
  • [Presentation] 1.55μm帯発光InAs/InP単一量子ドットの近接場分光2007

    • Author(s)
      中島幸次, ら
    • Organizer
      第68回応用物理学会学術講演会
    • Place of Presentation
      北海道工業大学 (札幌市)
    • Year and Date
      2007-09-04
    • Related Report
      2008 Final Research Report
  • [Presentation] ホーン型1.5μm単一光子発生器のPLE選択励起2007

    • Author(s)
      竹本 一矢, ら
    • Organizer
      第68回応用物理学会学術講演会
    • Place of Presentation
      北海道工業大学
    • Year and Date
      2007-09-04
    • Related Report
      2007 Annual Research Report
  • [Presentation] InAs/InP量子ドットにおけるInAs濡れ層の近接場イメージング分光2007

    • Author(s)
      久保田 良輔, ら
    • Organizer
      第68回応用物理学会学術講演会
    • Place of Presentation
      北海道工業大学
    • Year and Date
      2007-09-04
    • Related Report
      2007 Annual Research Report
  • [Presentation] 1.55μm帯発光InAs/InP単一量子ドットの近接場分光2007

    • Author(s)
      中島 幸次, ら
    • Organizer
      第68回応用物理学会学術講演会
    • Place of Presentation
      北海道工業大学
    • Year and Date
      2007-09-04
    • Related Report
      2007 Annual Research Report
  • [Book] 薄膜ハンドブック(第2版)2008

    • Author(s)
      佐久間芳樹
    • Publisher
      オーム社
    • Related Report
      2008 Final Research Report
  • [Book] 薄膜ハンドブック(第2版)2008

    • Author(s)
      佐久間 芳樹
    • Publisher
      オーム社
    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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