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Volume 12 Issue 6
Nov.  1990
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Su Xuchun, Fang Houmin. INVESTIGATION OF THE SURFACE CHARACTERISTICS OF A ALUMINATE DISPENSER CATHODE WITH Y2O3[J]. Journal of Electronics & Information Technology, 1990, 12(6): 628-635.
Citation: Su Xuchun, Fang Houmin. INVESTIGATION OF THE SURFACE CHARACTERISTICS OF A ALUMINATE DISPENSER CATHODE WITH Y2O3[J]. Journal of Electronics & Information Technology, 1990, 12(6): 628-635.

INVESTIGATION OF THE SURFACE CHARACTERISTICS OF A ALUMINATE DISPENSER CATHODE WITH Y2O3

  • Received Date: 1989-04-01
  • Rev Recd Date: 1990-05-22
  • Publish Date: 1990-11-19
  • A Aluminate dispenser cathode with Y2O3 have been investigated by using modern surface analysis techniques (AES, XPS, SEM and THEM). The Surface topography, Surface chemistry and emission properties of the cathodes activated in situ have been obtained. The experimental results and activation mechanism are also discussed.
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  • J. Van Esdonr, Methods of Manufacturing a Dispenser Cathode, US patent, 4 625 142, (1986).[2]苏煦春,方厚民,苏翘秀,钪酸盐阴极表面研究的进展,中国真空电子学会第四届年会论文集,上海,1982年,第146页.[3]苏煦春,方厚民,钪酸盐阴极的发射电镜研究,中国真空电子学会第五届年会论文集,咸阳,1984年,第160页.[4]О.К.Култашев,А.П.Макаров,Известия АН СССР Серия Физ., 40 (1976), 2478.[5]方厚民,苏翘秀,苏煦春,真空科学与技术,2(1983),91.[6]G. A. Haas, J. Appl.phys. 46 (1973), 3293; W. V. Lampart, Appl. Surface Sci, 8 (1981), 66.[7]C. R. K. Martian, Appl. Surface Sci., 16 (1983), 1.[8]C. D. Wagner, Handbook of X-ray Photoelectron Spectroscopy, (1979), Perkin-Elmer Corp.[9]С.П.Горденко,Редкоземельые Металлы и их Тугоплавкне Соединения,(1971), Металлургоиздат.[10]N. J. A. Van Veen, Appl. Surface Sci., 29 (1987), 113.[11]E. N. Siekfus, Appl. Surface Sci., 2(1979), 213.[12]G. A. Haas, A. Shih, C. R. K. Marrian, Appl. Surface Sci., 24 (1985), 447.[13]苏煦春,方厚民,M (Ir)型阴极的表面特性研究,中国真空电子学会第六届年会论文集,北京1986年,第102页.[14]D. Norman, R.A. Tuck, physical Review Letters, 58 (1987). 519.
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