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1991 Fiscal Year Final Research Report Summary

Photon Assisted Collisions in the Systems Involving Metal (Ca, Sr, Ba, and Yb) and Inert-Gas Atoms

Research Project

Project/Area Number 01420009
Research Category

Grant-in-Aid for General Scientific Research (A)

Allocation TypeSingle-year Grants
Research Field 物理学一般
Research InstitutionTohoku University

Principal Investigator

SATO Yukinori  Research Institute for Scientific Measurements, Tohoku University, Professor, 科学計測研究所, 教授 (10006158)

Co-Investigator(Kenkyū-buntansha) UEDA Kiyoshi  Research Institute for Scientific Measurements, Tohoku University, Associate Pro, 科学計測研究所, 助教授 (50151791)
Project Period (FY) 1989 – 1991
Keywordsphoton-assisted collisions / collisional quasimolecules / collsions in the photon field / collision-induced-dipole absorption / collision broadening of the resonance lines. / pair absorption / transition states
Research Abstract

1. Developments of instruments and methods
(1) Development of high-precision dispersion-absorption methods for metal vapors-application to the measurements of collision-induced absorption-
(2) Development of a method for determining the column density from the pressure-broadened resonance lines
(3) Development of an apparatus for observing continuum radiation of collisional quasimolecules by use of gates multichannel detector
2. Observation of absorption and emission spectra associated with various types of the photonassisted collisions.
(1) Observation of conision-induced-dipole absorption bands in Sr-Rare-gas, Sr-Sr, and Ba-Rare-gas collisions.
(2) Observation of rare-gas-broadened and self-broadened far-wing absorption bands of the Ba, Yb, and Sr resonance lines.
(3) Observation of the temperature dependence of YbHe continuum emission spectra
(4) Observation of the pair-absorption spectrum in Ba vapor and its analysis using a perturbation treatment based on the dipole-dipole inter-atomic interaction.

  • Research Products

    (20 results)

All Other

All Publications (20 results)

  • [Publications] 上田 潔: "金属蒸気に精密分散・吸収分光法、" 分光研究. 38. 28-35 (1989)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] K.Ueda,: "Observation of Collision-Induced-Dipole Absorption Bands in Strontium-Rare-gas Mixtures I.The 5s-4d Bands," J.Chem.Phys.91. 4495-4498 (1989)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] K.Ueda,: "Observation of Collision-Induced-Dipole Absorption Bands in Stronium-Rare-gas Mixture II.Bands Involving High-Lying States," J.Chem.Phys.91. 4499-4503 (1989)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] K.Ueda,: "High-Resolution Absorption Spectrum of Atomic Calcium in the Vicinity of the 4p ^2P_<1/2,3/2> Thresholds." Physica Scripta,. 41. 75-77 (1990)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] K.Ueda,: "Observation of Far-Wing Absorption Bands of thr Ba 6_S^2 ^1S_0-5d6p ^1P_1 Line Broadened by Rare Gasos," J.Chem.Phys.94. 1903-1906 (1991)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] K.Ueda,: "Observation of Pair Absorption and Self Broadening in Ba Vapor," J.Chem.Phys.94. 1907-1912 (1991)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 上田 潔、: "ゲ-ト付きマルチチャンネル検出器を用いた衝突準分子連続発光スペクトル観測システム" 分光研究. 40. 348-352 (1991)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] K.Ueda,: "Observation of Continuum Absorption Spectra in Far Wings of the Yb Resonance Line Broadened by He,Ne,Ar,Kr,Xe,and Yb," J.Chem.Phys.95. 8083-8088 (1991)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] K.Ueda,: "A Method for Determining the Columm Density from the Pressure-Broadened Resonance Lines," Rev.Sci.Instrum.63. 1690-1694 (1992)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] K.Ueda,: "Temperature Dependence of YbHe Continuum Emission Spectra," Phys.Rev.A. 45. 2090-2092 (1992)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] K. Ueda: "High-precision dispersion-absorption methods for metal papors-Application to the measurements of collision-induced absorption-" J. Spectr. Soc. Japan. 38-(1). 28-35 (1989)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] K. Ueda: "Observation of Collision-Induced-Dipole Absorption Bands in Strontium-Rare-gas Mixtures I. The 5s-4d Bands" J. Chem. Phys.91-(8). 4495-4498 (1989)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] K. Ueda: "Observation of Collision-Induced-Dipole Absorption Bands in Strontium-Rare-gas Mixtures II. Bands Involving High-Lying States" J. Chem. Phys.91-(8). 4499-4503 (1989)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] K. Ueda: "High-Resolution Absorption Spectrum of Atomic Calcium in the Vicinity of the 4p ^2P_<1/2, 3/2> Thresholds." Physica Scripta. 41. 75-77 (1990)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] K. Ueda: "Observation of Far-Wing Absorption Bands of thr Ba 6s^2 ^1S_0-5d6p ^1P_1 Line Broadened by Rare Gases," J. Chem. Phys.94-(3). 1903-1906 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] K. Ueda: "Observation of Pair Absorption and Self Broadening in Ba Vapor" J. Chem. Phys.94-(3). 1907-1912 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] K. Ueda: "Apparatus for observing continuum radiation of collisional quasimolecules by use of gated multichannel detector" J. Spectrs. Soc. Japan. 40-(6). 348-352 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] K. Ueda: "Observation of Continuum Absorption Spectra in Far Wings of the Yb Resonance Line Broadened by He, Ne, Ar, Kr, Xe, and Yb," J. Chem. Phys.95-(11). 8083-8088 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] K. Ueda: "A Method for Determining the Columm Density from the Pressure-Broadened Resonance Lines." Rev. Sci. Instrum.63-(2). 1690-1694 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] K. Ueda: "Temperature Dependence of YbHe Continuum Emission Spectra," Phys. Rev.A 45-(3). 2090-2092 (1992)

    • Description
      「研究成果報告書概要(欧文)」より

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Published: 1993-03-16  

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