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1987 Fiscal Year Final Research Report Summary

MEASUREMENTS OF CONDUCTION BANDS AND ELECTRON AFFINITIES OF ORGANIC SOLIDS BY SURFACE BARRIER.

Research Project

Project/Area Number 61550005
Research Category

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

Allocation TypeSingle-year Grants
Research Field Applied materials
Research InstitutionCHIBA UNIVERSITY

Principal Investigator

UENO Nobuo  EACULTY OF ENG, CHIBA UNIVERSITY , RESEARCH ASSOCIATE, 工学部, 助手 (40111413)

Project Period (FY) 1986 – 1987
KeywordsELECTRON AFFINITY / ELECTRON SCATTERING / ELECTRON TRANSMISSION / PHOTORECEPTOR / 垂直配向膜 / LB膜
Research Abstract

LOW-ENERGY ELECTRON TRANSMISSION SPECTROMETER WAS CONSTRUCTED IN ORDER TO INVESTIGATE THE CONDUCTION BANDS OF ORGANIC THIN FILMS. THE GROUND STATE ENERGY OF THE QUASI-FREE ELECTRON Vo (MINUS OF THE ELECTRON AFFINITY E_A) IN CRYSTALLINE LONG-CHAIN ALKANES WAS DETERMINED TO BE 0.5 <plus-minus>0.1 eV. THE VALUE FOR THE MOLTEN STATE WAS FOUND TO BE NEGATIVE. FURTHER IN THE CRYSTALLINE STATE, EVIDENCE WAS FOUND FOR A DIRECT CORRESPONDENCE BETWEEN THE TRANSMISSION MAXIMA AND THE HIGH VALUE OF THE DENSITY OF STATES IN THE CONDUCTION BANDS.
On THE OTHER HAND,THE E_A's OF POLYSTYRENE, POLY(2-VINYLPYRIDINE), POLY(2-VINYLNAPHTHALENE) AND POLY(N-VINYLCARBAZOLE) WERE DETERMINED TO BE 0.4 eV, 0.3 eV, 0.6 eV and 1.8 eV, respectively.

  • Research Products

    (6 results)

All Other

All Publications (6 results)

  • [Publications] Nobuo UENO: Phys.Rev.B. 34. 6386-6393 (1986)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 上野信雄: 電子写真学会誌. 26. 231-239 (1987)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] NOBUO UENO: "LOW-ENERGY ELECTRON TRANSMISSION AND SECONDARY ELECTRON EMISSION EXPERIMENTS ON CRYSTALLINE AND MOLTEN LONG CHAIN ALKANES" PHYSICAL REVIEW B. 34. 6386-6393 (1986)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] NOBUO UENO: "DIRECT DETERMINATION OF ELECTRON AFFINITIES OF SOME VINYL POLYMERS AND POLYMER PHOTORECEPTORS" ELECTROPHOTOGRAPHY (DENNSHISHASINN GAKKAI-SHI). 26. 231-239 (1987)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] NOBUO UENO: "ANOMALOUS ELECTRON TRANSMISSION THROUGH THE BAND GAP" IN PREPARATION FOR PUBLICATION.

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] NOBUO UENO: "TEMPERATURE DEPENDENCE OF LOW-ENERGY ELECTRON TRANSMISSION SPECTRUM OF n-C_<44> H_<90>" IN PREPARATION FOR PUBLICATION.

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

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Published: 1989-03-30  

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