Volume 10 - Materials Characterization Part 9 ppsx

Richard L. Harlow, E.I. DuPont de Nemours o Richard L. Harlow, E.I. DuPont de Nemours Richard L. Harlow, E.I. DuPont de Nemours o o o o Table 2 Fractional coordinates x, y, and z (× 10,000) and isotropic thermal parameters B iso for Cu 6 Mo 5 O 18 x y z [...]... Brent L Adams, Department of Mechanical Engineering, Brigham Young University (111) pole figure for copper 101 00 tubing taken from the midwall (111) pole figure for copper 101 00 tubing taken from the inside wall ≤ - and β -fibers in rolled copper Courtesy of Jürgen Hirsch, Aachen Orientation distribution function along fiber lines as a function of percent rolling reduction (a) -fiber (b) β-fiber (Courtesy... figure for Cu-3Zn Source: Ref 2 Euler space in Roe's notation Points in the cube represent discrete orientations For materials of cubic symmetry, regions I, II, and III represent equivalent orientations Orientation distribution function for copper 101 00 tubing using method of Euler plots shown in lower right-hand corner The value of for each slice is given in each rectangle Brent L Adams, Department of... views of the line source of characteristic x-rays Diffraction in a near-perfect crystal (a) Reflected intensity distribution (rocking curve) for a near-perfect absorptionless crystal rotated through its angle for Bragg reflection, θB (b) Attenuation of the incident beam by simple (Rh) and multiple (R0) reflection R'0 is 180° out of phase with R0 The flow of x-ray energy in crystals of different thicknesses... lines as a function of percent rolling reduction (a) -fiber (b) β-fiber (Courtesy of Jürgen Hirsch, Aachen) Brent L Adams, Department of Mechanical Engineering, Brigham Young University Brent L Adams, Department of Mechanical Engineering, Brigham Young University Robert N Pangborn, Department of Engineering Science and Mechanics, The Pennsylvania State University General Uses • • • • Examples of Applications... • Robert N Pangborn, Department of Engineering Science and Mechanics, The Pennsylvania State University Arrangements for x-ray topography (a) Reflection topography (the Bragg case) (b) Transmission topography (the Laue case.) P, primary beam; R, diffracted beam; n, normal to diffraction planes; θB, Bragg angle Two methods for obtaining reflection topographs (a) Polychromatic x-rays from a point source... Richard L Harlow, E.I DuPont de Nemours Brent L Adams, Department of Mechanical Engineering, Brigham Young University General Uses • Examples of Applications • Samples • • • • Limitations • • Estimated Analysis Time • • Capabilities of Related Techniques • • Brent L Adams, Department of Mechanical Engineering, Brigham Young University Brent L Adams, Department of Mechanical Engineering, Brigham Young University... and Z Also shown are the Euler angles , θ, and i and i fix Eulerian cradle mounted on the -axis of a diffractometer The unit vectors S0 and S depict the source and diffracted beams, respectively The angles χ and η correspond to those shown in Fig 2 ≤ ≤ ≤ ≤ Expected pole orientations of preferred orientations in Cu-3Zn (a) Expected positions of poles for three specific variants of the preferred... A point P on the surface of the reference sphere is projected to point P' on the projection plane Crystal axes using the stereographic projection Spherical polar angles defining directions in the RD-TD-ND coordinate system Three consecutive Euler rotations defining an orientation The complete set of angles for Roe's analysis of orientation The index i denotes different pole figures The angles and... transmission ≥ Origin of direct (1), dynamical (2), and intermediate (3) image contrast for a dislocation Source: Ref 8 Origin of fringes caused by a fault plane between crystals I and II Source: Ref 9, 10 . platinum-chain conductivity is the highest (~2000 Ω -1 cm -1 at 298 K) for any known complex of this type. Source: Ref 16 Stacking of square-planar [Pt(CN) 4 ] x- groups showing the overlapping of platinum. small circles ar e the partially filled fluorine atom positions. The platinum-platinum spacing is the shortest known for any − 1- D metal complex. The corresponding platinum-chain conductivity. o o o o Table 2 Fractional coordinates x, y, and z (× 10, 000) and isotropic thermal parameters B iso for Cu 6 Mo 5 O 18 x y z