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Psychological and neurophysiological investigation of the effects of light wavelengths on human alertness during daytime

Research Project

Project/Area Number 23860073
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeSingle-year Grants
Research Field Architectural environment/equipment
Research InstitutionNational Institute of Advanced Industrial Science and Technology

Principal Investigator

OKAMOTO Yosuke  独立行政法人産業技術総合研究所, 健康工学研究部門, 産総研特別研究員 (80612184)

Project Period (FY) 2011 – 2012
Project Status Completed (Fiscal Year 2012)
Budget Amount *help
¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
Fiscal Year 2012: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2011: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Keywords光環境 / 波長 / 覚醒度 / 認知 / 大脳活動 / 認知作業
Research Abstract

The effects of light wavelengths on cognitive processes during daytime were investigated. EEG and MEG responses during cognitive tasks were measured under exposures to lights with different wavelengths. The results showed that short-wavelength (blue) ligh

Report

(3 results)
  • 2012 Annual Research Report   Final Research Report ( PDF )
  • 2011 Annual Research Report
  • Research Products

    (16 results)

All 2012 2011 Other

All Journal Article (5 results) (of which Peer Reviewed: 1 results) Presentation (9 results) Remarks (2 results)

  • [Journal Article] Effects of daytime exposures of monochromatic lights on EEG during cognitive task2012

    • Author(s)
      Yosuke Okamoto, Seiji Nakagawa
    • Journal Title

      Proceedings of the 27th Symposium on Biological and Physiological Engineering

      Volume: CD-ROM Pages: 217-218

    • Related Report
      2012 Annual Research Report 2012 Final Research Report
  • [Journal Article] 振幅変調点滅光のエンベロープ知覚メカニズム ~精神物理計測と脳磁界計測による検討~2012

    • Author(s)
      岡本洋輔,中川誠司
    • Journal Title

      日本生体磁気学会誌特別号

      Volume: 25 Pages: 30-31

    • Related Report
      2012 Annual Research Report
  • [Journal Article] 瞳孔径測定による眼疲労評価方法に関する検討 ~ 光環境の明るさの違いが眼疲労に与える影響 ~2012

    • Author(s)
      岡本洋輔,小岩 弘子,野口 公喜
    • Journal Title

      第45回照明学会全国大会講演論文集

      Volume: CD-ROM

    • Related Report
      2012 Annual Research Report
  • [Journal Article] Temporal dynamics of cortical activity for blue light exposure in the early morning2011

    • Author(s)
      Yosuke Okamoto, Mark Rea, Mariana Figueiro
    • Journal Title

      第44回照明学会全国大会講演論文集

      Volume: CD-ROM Pages: 154-154

    • Related Report
      2012 Final Research Report
  • [Journal Article] Effects of adaptation on the temporal envelope of amplitude-modulated flickering light2011

    • Author(s)
      Yosuke Okamoto, Seiji Nakagawa
    • Journal Title

      Vision Research

      Volume: 487 Issue: 12 Pages: 1372-1375

    • DOI

      10.1016/j.visres.2011.04.014

    • Related Report
      2011 Annual Research Report
    • Peer Reviewed
  • [Presentation] Effects of daytime exposures of monochromatic lights on EEG during cognitive task2012

    • Author(s)
      Yosuke Okamoto, Seiji Nakagawa
    • Organizer
      第27回 生体・生理工学シンポジウム
    • Place of Presentation
      北海道大学 (北海道)
    • Year and Date
      2012-09-19
    • Related Report
      2012 Final Research Report
  • [Presentation] EEG activity during blue and red light exposures in the early morning2012

    • Author(s)
      Yosuke Okamoto, Mark Rea, Mariana Figueiro
    • Organizer
      18th international conference on biomagnetism
    • Place of Presentation
      Paris (France)
    • Year and Date
      2012-08-28
    • Related Report
      2012 Final Research Report
  • [Presentation] Temporal dynamics of cortical activity for blue light exposure in the early morning2011

    • Author(s)
      Yosuke Okamoto, Mark Rea, Mariana Figueiro
    • Organizer
      第44回照明学会全国大会
    • Place of Presentation
      愛媛大学(愛媛県)
    • Year and Date
      2011-09-16
    • Related Report
      2012 Final Research Report
  • [Presentation] Temporal dynamics of cortical activity for blue light exposure in the early morning2011

    • Author(s)
      Yosuke Okamoto, Mark Rea, Mariana Figueiro
    • Organizer
      第44回照明学会全国大会
    • Place of Presentation
      愛媛大学(愛媛)
    • Year and Date
      2011-09-16
    • Related Report
      2011 Annual Research Report
  • [Presentation] 脳磁界計測と心理学的計測による振幅変調点滅光のエンベローフ知覚メカニスムの検討2011

    • Author(s)
      岡本洋輔, 中川誠司
    • Organizer
      第26回日本生体磁気学会大会
    • Place of Presentation
      九州大学(福岡)
    • Year and Date
      2011-06-03
    • Related Report
      2011 Annual Research Report
  • [Presentation] 振幅変調点滅光のエンベロープ知覚メカニズム ~精神物理計測と脳磁界計測による検討~

    • Author(s)
      岡本洋輔,中川誠司
    • Organizer
      第27回日本生体磁気学会大会
    • Place of Presentation
      東京電機大学(東京)
    • Related Report
      2012 Annual Research Report
  • [Presentation] EEG activity during blue and red light exposures in the early morning

    • Author(s)
      Yosuke Okamoto, Mark Rea, Mariana Figueiro
    • Organizer
      18th international conference on biomagnetism
    • Place of Presentation
      Paris (France)
    • Related Report
      2012 Annual Research Report
  • [Presentation] 瞳孔径測定による眼疲労評価方法に関する検討 ~ 光環境の明るさの違いが眼疲労に与える影響 ~

    • Author(s)
      岡本洋輔,小岩 弘子,野口 公喜
    • Organizer
      第45回照明学会全国大会
    • Place of Presentation
      山口大学 (山口)
    • Related Report
      2012 Annual Research Report
  • [Presentation] Effects of daytime exposures of monochromatic lights on EEG during cognitive task

    • Author(s)
      岡本洋輔,中川誠司
    • Organizer
      第27回 生体・生理工学シンポジウム
    • Place of Presentation
      北海道大学 (北海道)
    • Related Report
      2012 Annual Research Report
  • [Remarks]

    • URL

      http://staff.aist.go.jp/yos-okamoto/

    • Related Report
      2012 Final Research Report
  • [Remarks]

    • URL

      http://staff.aist.go.jp/vos-okamoto/

    • Related Report
      2011 Annual Research Report

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Published: 2011-09-05   Modified: 2019-07-29  

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