Precision thickness measurement of ultra-thin films via XPS

被引:8
作者
Geng, SJ
Zhang, S
Onishi, H
机构
[1] Nanyang Technol Univ, Sch Mech & Prod Engn, Singapore 639798, Singapore
[2] Shimadza Asia Pacific Pte Ltd, Singapore 118227, Singapore
来源
ADVANCED MATERIALS PROCESSING II | 2003年 / 437-4卷
关键词
applications; ESCA; thickness measurement; ultra-thin films; XPS;
D O I
10.4028/www.scientific.net/MSF.437-438.195
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
XPS (X-ray Photoelectron Spectroscopy) or ESCA (Electron Spectroscopy for Chemical Analysis) can accurately measure the thickness of ultra-thin films thinner than 2 rim and its precision is +/- 0.1nm. XPS remedy the defection of TEM that is difficult to determine the thickness for films thinner than 1 rim, but XPS is not accurate for films thicker than 10 rim. This paper aims at reviewing the application of XPS in determining thickness of ultra-thin films.
引用
收藏
页码:195 / 198
页数:4
相关论文
共 13 条
  • [1] THE EVOLUTION OF SI/SIO2 INTERFACE ROUGHNESS
    CARIM, AH
    SINCLAIR, R
    [J]. JOURNAL OF THE ELECTROCHEMICAL SOCIETY, 1987, 134 (03) : 741 - 746
  • [2] ELECTRON MEAN ESCAPE DEPTHS FROM X-RAY PHOTOELECTRON-SPECTRA OF THERMALLY OXIDIZED SILICON DIOXIDE FILMS ON SILICON
    FLITSCH, R
    RAIDER, SI
    [J]. JOURNAL OF VACUUM SCIENCE & TECHNOLOGY, 1975, 12 (01): : 305 - 308
  • [3] DETERMINATION OF OVERLAYER THICKNESS BY ANGLE-RESOLVED XPS - A COMPARISON OF ALGORITHMS
    FULGHUM, JE
    [J]. SURFACE AND INTERFACE ANALYSIS, 1993, 20 (02) : 161 - 173
  • [4] Hochella M. F., 1988, SURF SCI, V197, P260
  • [5] XPS measurement of lubricant layer thickness on magnetic recording disks
    Hoshino, M
    Kimachi, Y
    [J]. JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA, 1996, 81 (01) : 79 - 85
  • [6] MEASUREMENTS AND MODELING OF THIN SILICON DIOXIDE FILMS ON SILICON
    KALNITSKY, A
    TAY, SP
    ELLUL, JP
    CHONGSAWANGVIROD, S
    ANDREWS, JW
    IRENE, EA
    [J]. JOURNAL OF THE ELECTROCHEMICAL SOCIETY, 1990, 137 (01) : 234 - 238
  • [7] UNIFORMITY QUANTIFICATION OF LUBRICANT LAYER ON MAGNETIC RECORDING MEDIA
    KIMACHI, Y
    YOSHIMURA, F
    HOSHINO, M
    TERADA, A
    [J]. IEEE TRANSACTIONS ON MAGNETICS, 1987, 23 (05) : 2392 - 2394
  • [8] KIN SY, 1995, REV SCI INSTRUM, V66, P5277
  • [9] ESCA DETERMINATION OF FLUOROCARBON LUBRICANT FILM THICKNESS ON MAGNETIC DISK MEDIA
    LINDER, RE
    MEE, PB
    [J]. IEEE TRANSACTIONS ON MAGNETICS, 1982, 18 (06) : 1073 - 1076
  • [10] SiO2 film thickness metrology by x-ray photoelectron spectroscopy
    Lu, ZH
    McCaffrey, JP
    Brar, B
    Wilk, GD
    Wallace, RM
    Feldman, LC
    Tay, SP
    [J]. APPLIED PHYSICS LETTERS, 1997, 71 (19) : 2764 - 2766