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Real-time terahertz spectroscopic imaging system

Research Project

Project/Area Number 18686008
Research Category

Grant-in-Aid for Young Scientists (A)

Allocation TypeSingle-year Grants
Research Field Applied optics/Quantum optical engineering
Research InstitutionOsaka University

Principal Investigator

YASUI Takeshi  Osaka University, 大学院・基礎工学研究科, 助教 (70314408)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥29,510,000 (Direct Cost: ¥22,700,000、Indirect Cost: ¥6,810,000)
Fiscal Year 2008: ¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2007: ¥19,110,000 (Direct Cost: ¥14,700,000、Indirect Cost: ¥4,410,000)
Fiscal Year 2006: ¥5,850,000 (Direct Cost: ¥4,500,000、Indirect Cost: ¥1,350,000)
Keywords非破壊検査 / フェムト秒レーザー / 分光 / テラヘルツ / 非線形光学効果
Research Abstract

テラヘルツ(THz)分光イメージングは、成分分析型の内部透視手段として各応用分野の利用が期待されているが、極めて長い測定時間が実用化への障害となっていた。本研究では、電気光学的時間-空間変換による実時間THz時間波形計測と線集光THz結像光学系による実時間THzラインイメージングを複合したTHzカラースキャナーの開発を行った。その結果、測定時間が従来法の1/10,000以下まで短縮され、世界で初めて動体サンプルのTHz分光イメージングに成功した。

Report

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

    (62 results)

All 2009 2008 2007 2006 Other

All Journal Article (15 results) (of which Peer Reviewed: 11 results) Presentation (35 results) Book (2 results) Remarks (9 results) Patent(Industrial Property Rights) (1 results)

  • [Journal Article] テラヘルツ波検査技術の進展2009

    • Author(s)
      安井武史
    • Journal Title

      超伝導Web21 2009年2月号

      Pages: 10-12

    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Journal Article] Terahertz spectrum analyzer based on a terahertz frequency comb2008

    • Author(s)
      S. Yokoyama, R. Nakamura, M. Nose, T. Araki, and T. Yasui
    • Journal Title

      Optics Express 16

      Pages: 13052-13061

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Real-time terahertz color scanner for moving objects2008

    • Author(s)
      T. Yasui, K. Sawanaka, A. Ihara, E. Abraham, M. Hashimoto, and T. Araki
    • Journal Title

      Optics Express 16

      Pages: 1208-1221

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] テラヘルツ波を用いた塗膜モニタリング技術2008

    • Author(s)
      安井武史、安田敬史、荒木勉
    • Journal Title

      塗装工学 43

      Pages: 389-397

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Terahertz spectrutm analyzer based on a terahertz frequency comb2008

    • Author(s)
      Shuko Yokoyama
    • Journal Title

      Optics Express 16

      Pages: 13052-13061

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] テラヘルツ波を用いた塗膜モニタリング技術2008

    • Author(s)
      安井武史
    • Journal Title

      塗装工学 43

      Pages: 389-397

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Real-time terahertz color scanner for moving objects2008

    • Author(s)
      Takeshi Yasui
    • Journal Title

      Optics Express 16

      Pages: 1208-1221

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Improvement of minimum paint film thickness for THz paintmeters by multiple regression analysis2007

    • Author(s)
      T. Yasuda, T. Iwata, T. Araki, and T. Yasui
    • Journal Title

      Applied Optics 46

      Pages: 7518-7526

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] テラヘルツ周波数コムの発生及び検出2007

    • Author(s)
      安井武史
    • Journal Title

      レーザー研究 35

      Pages: 627-632

    • NAID

      10019765149

    • Related Report
      2008 Final Research Report 2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Improvement to minimum paint film thickness for THz paintmeters by multiple regression analysis2007

    • Author(s)
      Takashi Yasuda
    • Journal Title

      Applied Optics 46

      Pages: 7518-7526

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Real-time two-dimensional terahertz tomography of moving objects2006

    • Author(s)
      T. Yasuda, T. Yasui, T. Araki, and E. Abraham
    • Journal Title

      Optics Communications 267

      Pages: 128-136

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Terahertz frequency comb by multi-frequency-heterodyning photoconductive detection for high-accuracy, high-resolution terahertz spectroscopy2006

    • Author(s)
      T. Yasui, Y. Kabetani, E. Saneyosh, S. Yokoyama, and T. Araki
    • Journal Title

      Applied Physics Letters 88

      Pages: 241104-241104

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Terahertz frequency comb by multi-frequency-heterodyning photoconductive detection for high-accuracy, high-resolution terahertz spectroscopy2006

    • Author(s)
      Takeshi Yasui
    • Journal Title

      Applied Physics Letters 88・24

      Pages: 241104-241104

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Real-time two-dimensional terahertz tomography of moving objects2006

    • Author(s)
      Takashi Yasuda
    • Journal Title

      Optics Communications 267・1

      Pages: 128-136

    • Related Report
      2006 Annual Research Report
  • [Journal Article] テラヘルツ周波数コム分光法2006

    • Author(s)
      横山修子
    • Journal Title

      大阪大学低温センターだよリ 135

      Pages: 18-22

    • Related Report
      2006 Annual Research Report
  • [Presentation] リアルタイムTHzカラースキャナ(光学論文賞受賞記念講演)2009

    • Author(s)
      安井武史
    • Organizer
      第56回応用物理学関係連合講演会
    • Place of Presentation
      筑波大字
    • Year and Date
      2009-03-31
    • Related Report
      2008 Annual Research Report
  • [Presentation] THz帯スペクトラム・アナライザーの開発(II)〜CW-THz波のリアルタイムモニタリング〜2009

    • Author(s)
      中村遼太郎
    • Organizer
      第56回応用物理学関係連合講演会
    • Place of Presentation
      筑波大学
    • Year and Date
      2009-03-30
    • Related Report
      2008 Annual Research Report
  • [Presentation] 2台の光シンセサイザのフォトミキシングによる周波数可変・位相同期CW-THz波の発生2009

    • Author(s)
      高橋永斉
    • Organizer
      第56回応用物理学関係連合講演会
    • Place of Presentation
      筑波大字
    • Year and Date
      2009-03-30
    • Related Report
      2008 Annual Research Report
  • [Presentation] 非同期サンプリング法を用いた実時間テラヘルツtime-of-flightレーダーの開発(II)〜絶対距離の測定〜2009

    • Author(s)
      扇佳之
    • Organizer
      第56回応用物理学関係連合講演会
    • Place of Presentation
      筑波大学
    • Year and Date
      2009-03-30
    • Related Report
      2008 Annual Research Report
  • [Presentation] リアルタイムテラヘルツイメージング2009

    • Author(s)
      安井武史
    • Organizer
      電子情報通信学会2009年総合大会シンポジウム『ここまできたミリ波・テラヘルツ波イメージング』
    • Place of Presentation
      愛媛大学(招待講演)
    • Year and Date
      2009-03-18
    • Related Report
      2008 Annual Research Report
  • [Presentation] Terahertz spectrum analyzer for precise frequency measurement of CW THz source2009

    • Author(s)
      T. Yasui, R. Nakamura, A. Ihara, S. Yokoyama, H. Inaba, K. Minoshima,and T. Araki
    • Organizer
      International Workshop on Terahertz Science and Technology
    • Place of Presentation
      Santa Barbara, USA
    • Year and Date
      2009-03-10
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] テラヘルツ計測による非破壊評価2008

    • Author(s)
      安井武史
    • Organizer
      関西原子力懇談会・第2回原子力構造物の高経年化に関わる維持技術の高度化に関する調査委員会
    • Place of Presentation
      大阪科学技術センター(招待講演)
    • Year and Date
      2008-12-24
    • Related Report
      2008 Annual Research Report
  • [Presentation] 大阪大学におけるテラヘルツ研究の紹介(4)2008

    • Author(s)
      安井武史
    • Organizer
      テラヘルツ・テクノロジー・フォーラム第7回研究会・見学会
    • Place of Presentation
      大阪大学(招待講演)
    • Year and Date
      2008-11-21
    • Related Report
      2008 Annual Research Report
  • [Presentation] THz帯スペクトラム・アナライザーの開発(ベストプレゼンテーション賞受賞)2008

    • Author(s)
      中村遼太郎
    • Organizer
      Optics & Photonics Japan 2008
    • Place of Presentation
      つくば国際会議場
    • Year and Date
      2008-11-05
    • Related Report
      2008 Annual Research Report
  • [Presentation] THz-comb-bsed spectrum analyzer2008

    • Author(s)
      Ryotaro Nakamura
    • Organizer
      2nd Japan-Korea Joint Workshop on THz technology
    • Place of Presentation
      Tokyo, Japan
    • Year and Date
      2008-10-25
    • Related Report
      2008 Annual Research Report
  • [Presentation] テラヘルツ・コムを基準とした周波数計測技術2008

    • Author(s)
      安井武史
    • Organizer
      応用物理学会テラヘルツ電磁波技術研究会「最近のテラヘルツ要素技術」討論会
    • Place of Presentation
      広島大学(招待講演)
    • Year and Date
      2008-10-10
    • Related Report
      2008 Annual Research Report
  • [Presentation] Real-time, terahertz time-of-flight radar using an asynchronous optical sampling technique2008

    • Author(s)
      Takeshi Yasui
    • Organizer
      European Optical Society Annual Meeting 2008
    • Place of Presentation
      Paris, France
    • Year and Date
      2008-10-01
    • Related Report
      2008 Annual Research Report
  • [Presentation] Terahertz color scanner for moving object2008

    • Author(s)
      T. Yasui, K. Sawanaka, A. Ihara, E. Abraham, and T. Araki
    • Organizer
      EOS Annual Meeting 2008 : Topical meeting of Terahertz Science and Technology
    • Place of Presentation
      Paris, France
    • Year and Date
      2008-09-29
    • Related Report
      2008 Final Research Report
  • [Presentation] Terahertz color scanner for moving object2008

    • Author(s)
      Takeshi Yasui
    • Organizer
      European Optical Society Annual Meeting 2008
    • Place of Presentation
      Paris, France
    • Year and Date
      2008-09-29
    • Related Report
      2008 Annual Research Report
  • [Presentation] Precise frequency measurement of sub-THz CW test source based on terahertz frequency comb2008

    • Author(s)
      Takeshi Yasui
    • Organizer
      European Optical Society Annual Meeting 2008
    • Place of Presentation
      Paris, France
    • Year and Date
      2008-09-29
    • Related Report
      2008 Annual Research Report
  • [Presentation] Precise frequency measurement of sub-THz test source referring to as terahertz frequency comb2008

    • Author(s)
      Ryotaro Nakamura
    • Organizer
      Joint 33rd International Conference on Infrared and Millimeter Waves and 15th International Conference on Terahertz Electronics
    • Place of Presentation
      Pasadena, USA
    • Year and Date
      2008-09-18
    • Related Report
      2008 Annual Research Report
  • [Presentation] Real-time, terahertz impulse radar based on asynchronous optical sampling2008

    • Author(s)
      T. Yasui, Y. Kabetani, S. Yokoyama, and T. Araki
    • Organizer
      Joint 33rd International Conference on Infrared and Millimeter Waves and 15th International Conference on Terahertz Electronics
    • Place of Presentation
      Pasadena, California, USA
    • Year and Date
      2008-09-15
    • Related Report
      2008 Final Research Report
  • [Presentation] Real-time, terahertz impulse radar based on asynchronous optical sampling2008

    • Author(s)
      Takeshi Yasui
    • Organizer
      Joint 33rd International Conference on Infrared and Millimeter Waves and 15th International Conference on Terahertz Electronics
    • Place of Presentation
      Pasadena, USA
    • Year and Date
      2008-09-15
    • Related Report
      2008 Annual Research Report
  • [Presentation] 非同期光サンプリング法を用いた実時間テラヘルツtime-of-flightレーダーの開発2008

    • Author(s)
      安井武史
    • Organizer
      第69回応用物理字会学術講演会
    • Place of Presentation
      中部大学
    • Year and Date
      2008-09-05
    • Related Report
      2008 Annual Research Report
  • [Presentation] Real-Time THz-TDS Line Scanner for Moving Object2008

    • Author(s)
      Takeshi Yasui
    • Organizer
      The 28th Conference on Lasers and Electro Optics and the 26th International Quantum Electronics Conference
    • Place of Presentation
      San Jose, USA
    • Year and Date
      2008-05-08
    • Related Report
      2008 Annual Research Report
  • [Presentation] THz帯スペクトラム・アナライザーの開発(I)〜サブTHz帯テストソース信号の観測〜2008

    • Author(s)
      安井武史
    • 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)
    • Year and Date
      2008-03-29
    • Related Report
      2007 Annual Research Report
  • [Presentation] 非同期光サンプリング式THz時間領域分光法におけるスペクトル分解能の評価2008

    • Author(s)
      野瀬昌城
    • 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)
    • Year and Date
      2008-03-29
    • Related Report
      2007 Annual Research Report
  • [Presentation] 光ファイバーベース非同期光サンプリング式THz時間領域分光法 (I)〜非同期光サンプリング用ファイバーレーザー光源の開発〜2008

    • Author(s)
      井原淳之
    • 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)
    • Year and Date
      2008-03-29
    • Related Report
      2007 Annual Research Report
  • [Presentation] テラヘルツ・コム・レーダーに関する基礎研究2008

    • Author(s)
      壁谷泰宏
    • 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)
    • Year and Date
      2008-03-28
    • Related Report
      2007 Annual Research Report
  • [Presentation] 線集光型実時間テラヘルツ時間領域分光イメージングを用いた動体測定2007

    • Author(s)
      井原淳之
    • Organizer
      Optics & Photonics Japan 2007
    • Place of Presentation
      大阪大学工学部(大阪)
    • Year and Date
      2007-11-26
    • Related Report
      2007 Annual Research Report
  • [Presentation] テラヘルツ時間領域分光の高速化(招待講演)2007

    • Author(s)
      安井武史
    • Organizer
      平成19年度 分光学会テラヘルツ分光部会シンポジウム「テラヘルツ分光法の最先端II 〜多様化と進歩〜」
    • Place of Presentation
      IPC生産性国際交流センター(葉山)
    • Year and Date
      2007-11-21
    • Related Report
      2007 Annual Research Report
  • [Presentation] テラヘルツ断層イメージング及びテラヘルツ分光イメージングの実時間化(招待講演)2007

    • Author(s)
      安井武史
    • Organizer
      レーザー学会東京支部・第9回先進レーザー応用技術セミナー「テラヘルツ電磁波が守る 安心して暮らせる社会」
    • Place of Presentation
      慶鷹大学理工学部(横浜)
    • Year and Date
      2007-11-09
    • Related Report
      2007 Annual Research Report
  • [Presentation] 実時間2次元テラヘルツ断層イメージング法の開発2007

    • Author(s)
      安井武史
    • Organizer
      日本機械学会2007年度年次大会
    • Place of Presentation
      関西大学工学部(大阪)
    • Year and Date
      2007-09-09
    • Related Report
      2007 Annual Research Report
  • [Presentation] Real-time, one-dimensional terahertz time-domain spectroscopic imaging of moving object2007

    • Author(s)
      T. Yasui, K. Sawanaka, A. Ihara, and T. Araki
    • Organizer
      Joint 32nd International Conference on Infrared and Millimeter Waves and 15th International Conference on Terahertz Electronics
    • Place of Presentation
      Cardiff, England
    • Year and Date
      2007-09-03
    • Related Report
      2008 Final Research Report
  • [Presentation] Real-time, one-dimensional terahertz timedomain spectroscopic imaging of moving object2007

    • Author(s)
      Takeshi Yasui
    • Organizer
      Joint 32nd International Conference on In frared and Millimeter Waves and 15th International Conference on Terahertz Electronics
    • Place of Presentation
      Cardif, England
    • Year and Date
      2007-09-03
    • Related Report
      2007 Annual Research Report
  • [Presentation] Two-dimensional terahertz time-domain spectroscopic imaging of moving object2007

    • Author(s)
      Takeshi Yasui
    • Organizer
      7th Pacific Rim Conference on Lasers and Electro-Optics
    • Place of Presentation
      Seoul, Korea
    • Year and Date
      2007-08-31
    • Related Report
      2007 Annual Research Report
  • [Presentation] Terahertz time-domain spectroscopy of water vapor based on asynchronous optical sampling2007

    • Author(s)
      Yasuhiro Kabetani
    • Organizer
      7th Pacific Rim Conference on Lasers and Electro-Optics
    • Place of Presentation
      Seoul, Korea
    • Year and Date
      2007-08-29
    • Related Report
      2007 Annual Research Report
  • [Presentation] 線集光型実時間テラヘルツ時間領域分光イメージング法の開発2007

    • Author(s)
      安井武史
    • Organizer
      第39回光波センシング技術研究会講演論文集
    • Place of Presentation
      アクトシティ浜松(浜松)
    • Year and Date
      2007-06-12
    • Related Report
      2007 Annual Research Report
  • [Presentation] Terahertz frequency-domain spectroscopy referring to as terahertz frequency comb2007

    • Author(s)
      T. Yasui, Y. Kabetani, S. Yokoyama and T. Araki
    • Organizer
      Optical Terahertz Science and Technology
    • Place of Presentation
      Orlando, USA
    • Year and Date
      2007-02-19
    • Related Report
      2008 Final Research Report
  • [Presentation] Noncontact terahertz paintmeter for real-time two-dimensional cross-section imaging of paint film thickness2006

    • Author(s)
      T. Yasui, T. Yasuda, K. Sawanaka, and T. Araki
    • Organizer
      9th European Conference on Non-Destructive Testing
    • Place of Presentation
      Berlin, German
    • Year and Date
      2006-09-26
    • Related Report
      2008 Final Research Report
  • [Book] テラヘルツ技術総覧(分担執筆)2007

    • Author(s)
      安井武史
    • Publisher
      NGTコーポレーション社
    • Related Report
      2008 Final Research Report
  • [Book] テラヘルツ技術総覧2007

    • Author(s)
      安井武史 (分担執筆)
    • Publisher
      NGTコーポレーション社
    • Related Report
      2007 Annual Research Report
  • [Remarks] 『テラヘルツ波で検査/阪大、電波の乱れ利用/食品の混入農薬や危険物』日経産業新聞第11面(2008/3/19).

    • Related Report
      2008 Final Research Report
  • [Remarks] 『動体測定可能に/阪大、"カラースキャナー"開発/テラヘルツ波利用/荷物検査など応用』,日刊工業新聞第22面(2008/3/13)

    • Related Report
      2008 Final Research Report
  • [Remarks] "Speedy and Colorful Terahertz Scanning/ Real-time imaging technique permits investigation of objects in motion", PHOTONICS SPECTRA, 42, 25-28, 2008.

    • Related Report
      2008 Final Research Report
  • [Remarks] 『驚きの透視パワー 不思議の波 テラヘルツ』, NHK教育テレビ サイエンスゼロ(2007/2/17放送)

    • Related Report
      2008 Final Research Report
  • [Remarks] 安井武史, 2009年度応用物理学会光学論文賞, Real-time terahertz color scanner for moving objects, Optics Express, 16, 1208-1221, 2008.

    • Related Report
      2008 Final Research Report
  • [Remarks] 安井武史, 橋本守, 荒木勉, 日本機械学会船井賞,『テラヘルツ・カラースキャナーの開発』

    • Related Report
      2008 Final Research Report
  • [Remarks] ホームページ

    • URL

      http://sml.me.es.osaka-u.ac.jp/araki_lab/research/thz/index.html

    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://sml.me.es.osaka-u.ac.jp/araki_lab/research/thz/index.html

    • Related Report
      2008 Annual Research Report
  • [Remarks]

    • URL

      http://sml.me.es.osaka-u.ac.jp/araki_lab/research/thz/index.html

    • Related Report
      2007 Annual Research Report
  • [Patent(Industrial Property Rights)] 培養組織試料の評価方法およびそれを用いた培養組織の製造方法2006

    • Inventor(s)
      福島修一郎
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Number
      2006-195926
    • Filing Date
      2006-07-18
    • Related Report
      2006 Annual Research Report

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

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