DEVELOPMENT OF AN OVEN FOR X-RAY-ABSORPTION MEASUREMENTS UNDER EXTREMELY HIGH-TEMPERATURE CONDITIONS

被引:66
作者
FILIPPONI, A
DICICCO, A
机构
[1] UNIV CAMERINO,DIPARTIMENTO MATEMAT & FIS,VIA MADONNA CARCERI,I-62032 CAMERINO,ITALY
[2] UNIV AQUILA,DIPARTIMENTO FIS,I-67010 COPPITO,ITALY
关键词
D O I
10.1016/0168-583X(94)95479-8
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
We developed a high-temperature oven suitable for X-ray absorption studies that can operate from room temperature up to about 3000 K under high vacuum conditions or possibly controlled atmosphere. The main characteristic of the oven is its simplicity and quick operation. Typical heating and cooling rates can be faster than 100 K/s. This is obtained by heating only a very small graphite crucible inside a glass vessel. The sample size is compatible with typical X-ray beams available and very good temperature homogeneity can be obtained. The oven can be useful to study structural properties of highly anharmonic solids, liquid elements and alloys, as well as to probe the structural effects of temperature-induced chemical reactions. Preliminary measurements on liquid germanium, liquid platinum and molybdenum carbide are presented.
引用
收藏
页码:302 / 310
页数:9
相关论文
共 38 条
  • [1] MULTIPLE-SCATTERING REGIME AND HIGHER-ORDER CORRELATIONS IN X-RAY-ABSORPTION SPECTRA OF LIQUID SOLUTIONS
    BENFATTO, M
    NATOLI, CR
    BIANCONI, A
    GARCIA, J
    MARCELLI, A
    FANFONI, M
    DAVOLI, I
    [J]. PHYSICAL REVIEW B, 1986, 34 (08): : 5774 - 5781
  • [2] Breuil M., 1970, Journal of the Physics and Chemistry of Solids, V31, P549, DOI 10.1016/0022-3697(70)90095-8
  • [3] INSITU CELL FOR COMBINED XRD AND ONLINE CATALYSIS TESTS - STUDIES OF CU-BASED WATER GAS SHIFT AND METHANOL CATALYSTS
    CLAUSEN, BS
    STEFFENSEN, G
    FABIUS, B
    VILLADSEN, J
    FEIDENHANSL, R
    TOPSOE, H
    [J]. JOURNAL OF CATALYSIS, 1991, 132 (02) : 524 - 535
  • [4] ASYMMETRIC EFFECTS IN THE EXTENDED X-RAY ABSORPTION FINE-STRUCTURE ANALYSIS OF SOLID AND LIQUID ZINC
    CROZIER, ED
    SEARY, AJ
    [J]. CANADIAN JOURNAL OF PHYSICS, 1980, 58 (09) : 1388 - 1399
  • [5] STRUCTURAL DETERMINATIONS OF LIQUID SEMICONDUCTORS USING EXTENDED X-RAY ABSORPTION FINE-STRUCTURE
    CROZIER, ED
    LYTLE, FW
    SAYERS, DE
    STERN, EA
    [J]. CANADIAN JOURNAL OF CHEMISTRY-REVUE CANADIENNE DE CHIMIE, 1977, 55 (11): : 1968 - 1974
  • [6] AN EXTENDED X-RAY ABSORPTION FINE-STRUCTURE STUDY OF AMORPHOUS AND CRYSTALLINE GERMANIUM
    CROZIER, ED
    SEARY, AJ
    [J]. CANADIAN JOURNAL OF PHYSICS, 1981, 59 (07) : 876 - 882
  • [7] CROZIER ED, 1987, J PHYS F MET PHYS, V17, pL45
  • [8] EVIDENCE FOR [2P(S)4F] MULTIELECTRON RESONANCES IN X-RAY-ABSORPTION SPECTRA OF 6TH-PERIOD ELEMENTS
    DICICCO, A
    FILIPPONI, A
    [J]. PHYSICAL REVIEW B, 1994, 49 (18): : 12564 - 12571
  • [9] 3-BODY DISTRIBUTION FUNCTION IN LIQUIDS - THE CASE OF LIQUID GALLIUM
    DICICCO, A
    FILIPPONI, A
    [J]. JOURNAL OF NON-CRYSTALLINE SOLIDS, 1993, 156 (pt 1) : 102 - 106
  • [10] ABINITIO MODELING OF X-RAY ABSORPTION-SPECTRA
    FILIPPONI, A
    DICICCO, A
    TYSON, TA
    NATOLI, CR
    [J]. SOLID STATE COMMUNICATIONS, 1991, 78 (04) : 265 - 268