Accession Number : AD0800548

Title :   A FORTRAN IV PROGRAM FOR THE ANALYSIS OF POSITIONS AND PROFILES OF X-RAY POWDER PATTERN PEAKS.

Descriptive Note : Technical rept.,

Corporate Author : YALE UNIV NEW HAVEN CT DEPT OF ENGINEERING AND APPLIED SCIENCE

Personal Author(s) : Wagner, Christian N. J.

Report Date : APR 1966

Pagination or Media Count : 44

Abstract : A FORTRAN IV program has been compiled to analyze the peak profiles, i.e., to calculate peak position, Fourier coefficients, integral breadth and variance. From these quantities, one can deduce the values of particle size, strain, faulting and true lattice parameter.

Descriptors :   *PROGRAMMING LANGUAGES), (*COMPUTER PROGRAMMING, (*CRYSTAL STRUCTURE, MATHEMATICAL ANALYSIS), DISTORTION, FOURIER ANALYSIS, X RAY DIFFRACTION, POLARIZATION, GEOMETRY, CRYSTAL LATTICES, CRYSTALLIZATION, MATERIALS, CRYSTAL SUBSTRUCTURE, MICROSTRUCTURE, THEORY, NUMERICAL INTEGRATION, POWDERS, STRESSES, PARTICLE SIZE.

Subject Categories : Theoretical Mathematics
      Computer Programming and Software
      Crystallography

Distribution Statement : APPROVED FOR PUBLIC RELEASE