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Reactivity of single-particl catalyst synthesized from on-demand droplet

Research Project

Project/Area Number 23550024
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Physical chemistry
Research InstitutionGakushuin University

Principal Investigator

KOHNO Jun-ya  学習院大学, 理学部, 准教授 (90557753)

Project Period (FY) 2011-04-28 – 2014-03-31
Project Status Completed (Fiscal Year 2013)
Budget Amount *help
¥5,330,000 (Direct Cost: ¥4,100,000、Indirect Cost: ¥1,230,000)
Fiscal Year 2013: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2012: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Fiscal Year 2011: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywords液滴トラップ / 単一粒子触媒 / 反応性評価 / レーザー加熱 / 放射温度測定 / 液滴 / 触媒 / イオントラップ / 放射温度計
Research Abstract

This study aims to develop a high speed screening method of catalysts. We developed an apparatus for evaluation of a single particle catalyst trapped in the gas phase synthesized from an on-demand liquid droplet. Temperature rise is taken as a measure of the reactivity of the catalyst, which is the consequence of the heat of reaction. In the present study, an apparatus of the single-particle trap is developed based on component techniques such as charging of the droplet, gas-phase trap of the droplet and the subsequent particle, and measurement of infrared radiation from the CO2-laser heated particle, which are also developed in the present study. We found that the particle drifts in a trap by irradiation of the CO2 laser. This drift is interpreted by a photophoresis, which is a result of an inhomogeneous heating of the particle.

Report

(3 results)
  • 2013 Annual Research Report   Final Research Report ( PDF )
  • 2012 Research-status Report
  • Research Products

    (3 results)

All 2013

All Presentation (3 results) (of which Invited: 1 results)

  • [Presentation] 液滴から生成する単一粒子触媒のトラップ反応装置の開発2013

    • Author(s)
      東浦 哲, 河野 淳也
    • Organizer
      分子科学討論会
    • Place of Presentation
      京都
    • Related Report
      2013 Annual Research Report 2013 Final Research Report
  • [Presentation] Analytical Application of Small Liquid Droplets : From Droplet-Beam Laser-Ablation Mass Spectrometry to Single-Particle Catalyst2013

    • Author(s)
      河野 淳也
    • Organizer
      4th International Conference And Exhibition on Analytical & Bioanalytical Techniques
    • Place of Presentation
      Las Vegas, USA
    • Related Report
      2013 Final Research Report
  • [Presentation] Analytical Applications of Small Liquid Droplets: From droplet-beam laser-ablation mass spectrometry to single-particle catalyst2013

    • Author(s)
      河野 淳也
    • Organizer
      4th International Conference and Exhibition on Analytical & Bioanalytical Techniques
    • Place of Presentation
      Las Vegas, USA
    • Related Report
      2013 Annual Research Report
    • Invited

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Published: 2011-08-05   Modified: 2019-07-29  

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