CHEMICAL-REACTIVITY OF THE SI(111) (ROOT-3X-ROOT-3) R30-DEGREES-B SURFACE - AN ELECTRON-ENERGY-LOSS SPECTROSCOPY STUDY

被引:5
|
作者
TAGUCHI, Y [1 ]
DATE, M [1 ]
TAKAGI, N [1 ]
ARUGA, T [1 ]
NISHIJIMA, M [1 ]
机构
[1] KYOTO UNIV,FAC SCI,DEPT CHEM,KYOTO 60601,JAPAN
关键词
D O I
10.1016/0169-4332(94)90254-2
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The interaction of the Si(111)(square-root3 x square-root)R30-degrees-B surface with NH3 has been studied mainly by using high-resolution electron-energy-loss spectroscopy. The (square-root3 x square-root3)R30-degrees-B surface was formed by heating the Si(111) surface preexposed to B10H14. When exposed to NH3 at 90 K, vibrational losses observed for NH3 adsorbed on the surface include 163 and 370 eV losses, which are ascribed to chemisorbed NH3 coordinated to the Si adatom on the (square-root3 x square-root3)R30-degrees-B surface. This indicates that the chemical reactivity of the (square-root3 x square-root3)R30-degrees-B surface is quite different from those of clean silicon surfaces.
引用
收藏
页码:434 / 436
页数:3
相关论文
共 50 条
  • [11] STRUCTURE OF AL(111)-(ROOT-3X-ROOT-3)R 30-DEGREES-NA - A LEED STUDY
    BURCHHARDT, J
    NIELSEN, MM
    ADAMS, DL
    LUNDGREN, E
    ANDERSEN, JN
    PHYSICAL REVIEW B, 1994, 50 (07): : 4718 - 4724
  • [12] DEFECTS ON THE AG/SI(111)-(ROOT-3X-ROOT-3) SURFACE
    MCCOMB, DW
    WOLKOW, RA
    HACKETT, PA
    PHYSICAL REVIEW B, 1994, 50 (24): : 18268 - 18274
  • [13] ADSORBED STATES OF NH3 AND C6H6 ON THE SI(111)(ROOT-3X-ROOT-3)R 30-DEGREES-B SURFACE - THERMAL-DESORPTION AND ELECTRON-ENERGY-LOSS-SPECTROSCOPY STUDIES
    TAGUCHI, Y
    DATE, M
    TAKAGI, N
    ARUGA, T
    NISHIJIMA, M
    PHYSICAL REVIEW B, 1994, 50 (23): : 17440 - 17449
  • [14] GEOMETRY OF THE GE(111)-AU(ROOT-3X-ROOT-3)R 30-DEGREES RECONSTRUCTION
    GOTHELID, M
    HAMMAR, M
    BJORKQVIST, M
    KARLSSON, UO
    FLODSTROM, SA
    WIGREN, C
    LELAY, G
    PHYSICAL REVIEW B, 1994, 50 (07): : 4470 - 4475
  • [15] A SCANNED-ANGLE AND SCANNED-ENERGY PHOTOELECTRON DIFFRACTION STUDY OF (ROOT-3X-ROOT-3)R30-DEGREES AG ON SI(111)
    HERMAN, GS
    BULLOCK, EL
    YAMADA, M
    KADUWELA, AP
    FRIEDMAN, DJ
    THEVUTHASAN, S
    KIM, YJ
    TRAN, TT
    FADLEY, CS
    LINDNER, T
    RICKEN, DE
    ROBINSON, AW
    BRADSHAW, AM
    SURFACE SCIENCE, 1993, 284 (1-2) : 23 - 52
  • [16] VIBRATIONAL PROPERTIES OF THE SI(111)GA(ROOT-3X-ROOT-3) SURFACE
    SCHMIDT, J
    IBACH, H
    MULLER, JE
    PHYSICAL REVIEW B, 1995, 51 (08): : 5233 - 5238
  • [17] ATOMIC-STRUCTURE OF SI(111) (SQUARE-ROOT-3XSQUARE-ROOT-3) R30-DEGREES-B BY DYNAMIC LOW-ENERGY ELECTRON-DIFFRACTION
    HUANG, H
    TONG, SY
    QUINN, J
    JONA, F
    PHYSICAL REVIEW B, 1990, 41 (05): : 3276 - 3279
  • [18] Stability of Si(111)root 3x root 3R30 degrees-B surface in air
    Mori, R
    Kumagai, Y
    Tanaka, M
    Yamamoto, M
    Hasegawa, F
    JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS, 1996, 35 (4B): : L465 - L467
  • [19] SURFACE-STRUCTURE OF (ROOT-3X-ROOT-3)R30-DEGREES AND (5-ROOT-3X2) PHASES OF S/NI(111)
    KITAJIMA, Y
    YAGI, S
    YOKOYAMA, T
    IMANISHI, A
    TAKENAKA, S
    OHTA, T
    PHYSICA B, 1995, 208 (1-4): : 463 - 464
  • [20] A STRUCTURAL STUDY OF THE AL(111) (ROOT-3X-ROOT-3)R30-DEGREES-RB PHASE AT DIFFERENT TEMPERATURES
    SCRAGG, G
    COWIE, BCC
    KERKAR, M
    WOODRUFF, DP
    DAIMELLAH, A
    TURTON, S
    JONES, RG
    JOURNAL OF PHYSICS-CONDENSED MATTER, 1994, 6 (10) : 1869 - 1880