课题基金 / 基金详情

Transport and Reaction Processes of Charged Species in Dielectric Liquids

Transport and Reaction Processes of Charged Species in Dielectric Liquids
介电液体中带电物质的输运和反应过程
批准号:
09640699
负责人:
NISHIKAWA Masaru
金额:
$1.92万
依托单位国家:
日本
项目类别:
Grant-in-Aid for Scientific Research (C)
财政年份:
1997
资助国家:
日本
项目状态:
已结题
起止时间:
1997 至 1999

项目摘要

项目成果

NISHIKAWA Masaru的其他基金

相关文献

中文摘要
翻译
电子流动性μ在高压力下的液体饱和度μ-数值在0-80℃和压力范围1-3,000巴液体1-戊烯、环己烯、2甲基-2-丁烯和2,3-二甲基-2-丁烯的温度范围内测量。在1-五烯和2-甲基-2-丁烯中, μ值(cm-D12-D1/Vs)在压力下从0.25至0.02减少,在Later中从20至5减少。在环己烯和2,3-二甲基-2-丁烯,微改变在一个非常复杂的标记中。特别是在0 ° C的低温复合物中,它增加了8 - 12的压力。The difference in μ behavior with respect to pressure increase is due to that in the magnitude of isothermal compressibility x of respect liquid。Namely,在1-pentene的地方x是大的,被困的电子通过被困的电子在任何被困的电子中的空穴体积,当在环己烯的地方x是小的,电子陷阱导致的体积增加在被困的空穴中。 ... More 关于超临界乙醇中的流动性-在33-47℃和40-120巴范围内温度和压力的作用下被测量。在所有的温度都被测量了, μ decreases表示有增加的压力,但通过在压力区域的最低限度通过x通过最大限度。因为它是显而易见的,excess electrons are quasifree in the region of μ minima (μ=50-100 cm μ D12 μ D1/Vs), these are due to the scattering of electrons by the maximum in the deformation potential due to that in density fluctuations.Rate of electron attachmentElectron attachment rate to NO, CO μ D22 μ D2F μ D24 μ D2 was measured in supercritical ethane。根据使用激光电子加速器(Brookhaven国家实验室)的10秒脉冲,两者的附着和分离速率都被测量为CO-D22-D2。For NO and CイイD22イイD2FイD24イイD2, however, no detachment was observed even with 10 msec pulse。Attachment-detachment equilibrium constant K-D2 eq D2 was determined for CO-D22-D2 as a function of temperature and pressure。The Gibbs energy change(The Gibbs energy change)(The Gibbs energy)(The Gibbs)(The)(D2)(The D2)(The The comparison of activation volumes?Less(低)
英文摘要
Electron mobility μ in liquid alkense under high pressureμ-values were measured in liquid 1-pentene, cyclohexene, 2 methyl-2-butene, and 2,3-dimethyl-2-butene in the temperature range 0-80℃ and pressure range 1-3,000 bar. In 1-pentene and 2-methyl-2-butene, μ values (cmィイD12ィエD1/Vs) decrease monotonously with increasing pressure from 0.25 to 0.02 in the former and from 20 to 5 in the latter. In cyclohexene and 2,3-dimethyl-2-butene, μ changes with pressure in a very complicated manner. Especially in the latter compound at 0℃, it increases with pressure from 8 to 12. The difference in μ behavior with respect to pressure increase is due to that in the magnitude of isothermal compressibility x of respect liquid. Namely, in 1-pentene where x is large, the electrostriction of the liquid by the trapped electrons surpasses the cavity volume in which trapped electrons reside, while in cyclohexene where x is small, electron trapping caused volume increase in the liquid by creating cavity.Electr … More on mobility in supercritical ethaneM-values were measured in supercritical ethane as a function of temperature and pressure over the range 33-47℃ and 40-120 bar. At all temperatures measured, μ decreases exponentially with increasing pressure, but passes through a minimum in the pressure region where x goes through a maximum. Since it is obvious that excess electrons are quasifree in the region of μ minima (μ=50-100 cmィイD12ィエD1/Vs), these are due to the scattering of electrons by the maximum in the deformation potential due to that in density fluctuations.Rate of electron attachmentElectron attachment rate to NO, COィイD22ィエD2, CィイD22ィエD2FィイD24ィエD2 was measured in supercritical ethane. By using 10 psec pulse from the laser-electron-accelerator(Brookhaven National Lab), both attachment and detachment rate were measured for COィイD22ィエD2. For NO and CィイD22ィエD2FィイD24ィエD2, however, no detachment was observed even with 10 psec pulse. Attachment-detachment equilibrium constant KィイD2eqィエD2 was determined for COィイD22ィエD2 as a function of temperature and pressure. The Gibbs energy change ΔGィイD2rィエD2 and the reaction volume change ΔVィイD2rィエD2 were estimated from KィイD2eqィエD2. The comparison of activation volumes ΔVィイD1*ィエD1 estimated for NO and CィイD22ィエD2FィイD24ィエD2 as well as ΔVィイD2rィエD2 with a compressible continuum model led to the conclusion that these volume changes were essentially due to the electrostriction of media by negative ions. Less
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会议论文
M. Nishikawa, K. Itoh, R.A.Holroyd: "Behavior of Excess Electrons in Supercritical Fluids - Electron Attachment -"Proceedings of 13th International Conference on Dielectric Liquids. 9-12 (1999)
M. Nishikawa、K. Itoh、R.A.Holroyd:“超临界流体中多余电子的行为 - 电子附着 -”第 13 届介电液体国际会议论文集。
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Masaru.Nishikawa: "Electron attachment to CO_2 in supercritical ethane" Journal of Physical Chemistry B. (Accepted).
Masaru.Nishikawa:“超临界乙烷中 CO_2 的电子附着”《物理化学杂志 B》(已接受)。
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R.A.Holroyd,M.Nishikawa,Itoh: "Charged Species Supercritical Fluids-Properties and Rezctions-"proceedings of Int.Symposium on Prospects for Application of Radeation. (発表 予定). (2000)
R.A.Holroyd、M.Nishikawa、Itoh:“带电物质超临界流体 - 性质和反应 -”辐射应用前景国际研讨会论文集(预定的演示文稿)。
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M.Nishikawa, K.Itoh, R.A.Holroyd: "Behavior of excess electrons in supercritical fluids"Proc.13th Int.Conf.on Diel.Liquids. 9-12 (1999)
M.Nishikawa、K.Itoh、R.A.Holroyd:“超临界流体中过量电子的行为”Proc.13th Int.Conf.on Diel.Liquids。
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共 12 条
    Empirical studies on nonverbal communication for caring elderly people with dementia by using dance performance and robots.
    • 批准号:
      24300200
    • 项目类别:
      Grant-in-Aid for Scientific Research (B)
    • 资助金额:
      $11.98万
    • 财政年份:
      2012
    • 负责人:
      NISHIKAWA Masaru
    • 依托单位:
    Reactivity of charged species and cluster in supercritical fluids -Fast time-resolved spectroscopy and conductivity study-
    • 批准号:
      15550019
    • 项目类别:
      Grant-in-Aid for Scientific Research (C)
    • 资助金额:
      $2.43万
    • 财政年份:
      2003
    • 负责人:
      NISHIKAWA Masaru
    • 依托单位:
    Reaction and Transport Process of Charged Species in Supercritical Fluids
    • 批准号:
      10044097
    • 项目类别:
      Grant-in-Aid for Scientific Research (B).
    • 资助金额:
      $4.35万
    • 财政年份:
      1998
    • 负责人:
      NISHIKAWA Masaru
    • 依托单位:
    Fast charge transport processes in dielectric liquids under high pressure
    • 批准号:
      06044048
    • 项目类别:
      Grant-in-Aid for international Scientific Research
    • 资助金额:
      $6.27万
    • 财政年份:
      1994
    • 负责人:
      NISHIKAWA Masaru
    • 依托单位: