MOLECULAR RESOLUTION OF ZEOLITE SURFACES AS IMAGED BY ATOMIC FORCE MICROSCOPY

被引:28
作者
MACDOUGALL, JE
COX, SD
STUCKY, GD
WEISENHORN, AL
HANSMA, PK
WISE, WS
机构
[1] UNIV CALIF SANTA BARBARA,DEPT CHEM,SANTA BARBARA,CA 93105
[2] UNIV CALIF SANTA BARBARA,DEPT PHYS,SANTA BARBARA,CA 93106
[3] UNIV CALIF SANTA BARBARA,DEPT GEOL SCI,SANTA BARBARA,CA 93106
[4] AIR PROD & CHEM INC,ALLENTOWN,PA 18105
[5] PFIZER INC,SPECIAL MINERALS,BETHLEHEM,PA 18017
来源
ZEOLITES | 1991年 / 11卷 / 05期
基金
美国国家科学基金会;
关键词
ATOMIC FORCE MICROSCOPY; ZEOLITE CRYSTALS; SURFACES; STILBITE; SCOLECITE; FAUJASITE;
D O I
10.1016/S0144-2449(05)80112-5
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
An atomic-force microscope (AFM) has been used to probe the surfaces of several natural zeolite crystals with know crystal structures. Scolecite, stilbite, and faujasite have been studied, and their AFM images have been compared with models based on their crystal structure data. In all cases, a particular Miller plane of the crystal was imaged with the AFM. Scolecite crystal was imaged in air along the (001) surface, and twinning, which had been confirmed by single-crystal X-ray diffraction, was observed on a molecular scale. Stilbite (010) was imaged in 0.1 M NaOH aqueous solution; both large- and molecular-scale images of the surface were obtained. The AFM image agreed well with the model of the (010) surface. Faujasite was imaged along the (111) surface and showed a rough surface consistent with cleavage through the four rings joining the sodalite unit. These observations demonstrate the utility of AFM for the characterization of zeolite surface structure and that it may lend itself to observing processes at the surfaces, such as surface reconstruction (manuscript in preparation) and ion exchange.
引用
收藏
页码:429 / 433
页数:5
相关论文
共 32 条
  • [1] ATOMIC RESOLUTION IMAGING OF A NONCONDUCTOR BY ATOMIC FORCE MICROSCOPY
    ALBRECHT, TR
    QUATE, CF
    [J]. JOURNAL OF APPLIED PHYSICS, 1987, 62 (07) : 2599 - 2602
  • [2] ALBRECHT TR, 1988, J APPL PHYS, V64, P1788
  • [3] ATOMIC FORCE MICROSCOPE
    BINNIG, G
    QUATE, CF
    GERBER, C
    [J]. PHYSICAL REVIEW LETTERS, 1986, 56 (09) : 930 - 933
  • [4] ATOMIC RESOLUTION WITH ATOMIC FORCE MICROSCOPE
    BINNIG, G
    GERBER, C
    STOLL, E
    ALBRECHT, TR
    QUATE, CF
    [J]. EUROPHYSICS LETTERS, 1987, 3 (12): : 1281 - 1286
  • [5] BRECK DW, 1974, ZEOLITE MOL SIEVES, P277
  • [6] INCLUSION TUNING OF NONLINEAR OPTICAL-MATERIALS - SWITCHING THE SHG OF PARA-NITROANILINE AND 2-METHYL-PARA-NITROANILINE WITH MOLECULAR-SIEVE HOSTS
    COX, SD
    GIER, TE
    STUCKY, GD
    BIERLEIN, J
    [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1988, 110 (09) : 2986 - 2987
  • [7] IMAGING CRYSTALS, POLYMERS, AND PROCESSES IN WATER WITH THE ATOMIC FORCE MICROSCOPE
    DRAKE, B
    PRATER, CB
    WEISENHORN, AL
    GOULD, SAC
    ALBRECHT, TR
    QUATE, CF
    CANNELL, DS
    HANSMA, HG
    HANSMA, PK
    [J]. SCIENCE, 1989, 243 (4898) : 1586 - 1589
  • [8] ATOMIC FORCE MICROSCOPY USING OPTICAL INTERFEROMETRY
    ERLANDSSON, R
    MCCLELLAND, GM
    MATE, CM
    CHIANG, S
    [J]. JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A-VACUUM SURFACES AND FILMS, 1988, 6 (02): : 266 - 270
  • [9] CRYSTAL STRUCTURES OF HYDRATED AND DEHYDRATED SYNTHETIC ZEOLITES WITH FAUJASITE ALUMINOSILICATE FRAMEWORKS .I. DEHYDRATED SODIUM POTASSIUM AND SILVER FORMS
    EULENBERGER, GR
    SHOEMAKER, DP
    KEIL, JG
    [J]. JOURNAL OF PHYSICAL CHEMISTRY, 1967, 71 (06) : 1812 - +
  • [10] STRUPLO84, A FORTRAN PLOT PROGRAM FOR CRYSTAL-STRUCTURE ILLUSTRATIONS IN POLYHEDRAL REPRESENTATION
    FISCHER, RX
    [J]. JOURNAL OF APPLIED CRYSTALLOGRAPHY, 1985, 18 (AUG) : 258 - 262