Acta Crystallographica Section A
Acta Crystallographica
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FOUNDATIONS
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Volume 44| Part 6

ISSN: 2053-2733

November 1988 issue

international union of crystallography

The winners of the first Ewald Medals and Award

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research papers

Observation of size-effect diffuse electron scattering in disordered α-CuAl near the critical voltage

J. R. Sellar and D. Imeson

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Grain boundaries in sintered YBa₂Cu₃O_7–δ

H. W. Zandbergen and G. Thomas

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A contribution to the unsolved problem of a high-tilt fully eucentric goniometer stage

U. Valdrè and K. Tsuno

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Results of multislice matrix calculations for convergent-beam RHEED patterns

A. E. Smith and D. F. Lynch

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Symmetries and beam reduction in the matrix formulation of the dynamical theory of fast electrons

D. Gratias, M. Cornier and R. Portier

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Imaging tunnel atoms in intergrowth tungsten bronzes

L. Kihlborg and M. Sundberg

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Imaginary potential for electrons of CaF₂ from a Bloch-wave analysis

A. Ichimiya and G. Lehmpfuhl

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Two-beam features in electron diffraction patterns – application to refinement of low-order structure factors in GaAs

K. Gjønnes, J. Gjønnes, J. Zuo and J. C. H. Spence

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Microstructure of U–Mo and U–W oxides investigated by means of high-resolution electron microscopy

N. D. Zakharov, M. A. Gribelyuk, B. K. Vainstein, L. M. Kovba and S. Horiuchi

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Triple-crystal diffraction studies on ion-implanted and other silicon crystals using a synchrotron source

A. W. Stevenson, S. W. Wilkins, J. Harada, N. Kashiwagura, K. Ohshima and M. Sakata

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Reflection and refraction of fast electrons at solid/solid interfaces

J. Taftø and J. Gjønnes

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Structure determination of planar defects in crystals of germanium and molybdenum by HREM

A. Bourret, J. L. Rouviere and J. M. Penisson

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Electron microscopy of crystals with time-dependent perturbations

J. M. Cowley

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Effect of RHEED resonances on secondary and Auger electron emission of Pt(111) surfaces

H. Marten and G. Meyer-Ehmsen

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The octagonal quasilattice and electron diffraction patterns of the octagonal phase

Z. M. Wang and K. H. Kuo

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Electron microscope analyses of domains and discommensurations in ferroelectric Rb₂ZnCl₄

K. Tsuda, N. Yamamoto and K. Yagi

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Electron diffraction analysis of polycrystalline and amorphous thin films

D. J. H. Cockayne and D. R. McKenzie

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Validity domain of the weak-phase-object approximation for electron diffraction of thin protein cystals

M.-H. Ho, B. K. Jap and R. M. Glaeser

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Linearization of the basic equations of the dynamical theory of electron diffraction by crystals

K. Kambe

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Interpretation of the shape of electron diffraction spots from small polyhedral crystals by means of the crystal shape amplitude

W. Neumann, J. Komrska, H. Hofmeister and J. Heydenreich

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Stacking disorder in a stage-4 FeCl₃–graphite intercalation compound

S. Hashimoto, K. Forster and S. C. Moss

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A practical direct-space refinement cycle for structure images

P. Goodman, S. C. Rae and P. A. Tulloch

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Visibility of single heavy atoms on thin crystalline silicon in simulated annular dark-field STEM images

R. F. Loane, E. J. Kirkland and J. Silcox

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Electron microscope observations of lattice imperfections and their movement on the atomic scale

H. Hashimoto, Y. Takai and Y. Yokota

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Long-period structures in the Nb–Ga system

M. Takeda, G. Van Tendeloo and S. Amelinckx

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Analytic properties of the contrast transfer function in high-resolution electron microscopy

P. Rez

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Dynamical diffraction effects on high-resolution electron microscopy of ordered alloys

D. Shindo and M. Hirabayashi

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A top–bottom contrast effect in dark-field images arising from N-beam dynamic refraction

F. Fujimoto and P. Goodman

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The development of in situ high-resolution electron microscopy

R. Sinclair, T. Yamashita, M. A. Parker, K. B. Kim, K. Holloway and A. F. Schwartzman

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Signal processing of high-resolution transmission electron microscope images using Fourier transforms

P. R. Buseck, Y. Epelboin and A. Rimsky

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Propagating local positional order in tetrahedrally bonded systems

Y. Ishii

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Structure description ambiguity depending upon which edition of International Tables for (X-ray) Crystallography is used

E. Parthé, L. M. Gelato and B. Chabot

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X-ray analysis of wavefunctions by the least-squares method incorporating orthonormality. I. General formalism

K. Tanaka

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Lattices and reduced cells as points in 6-space and selection of Bravais lattice type by projections

L. C. Andrews and H. J. Bernstein

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The use of E-magnitude filters in direct methods

C. J. Gilmore and S. R. Brown

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Analytical X-ray line profile analysis based upon correlated dislocations

S. Rao and C. R. Houska

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The identification of Sb₅O₇I polytypes from optical properties in the ferroic phase

I. R. Jahn, W. Altenburger, W. Prandl and V. Krämer

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The shapes of single-crystal neutron reflections in relation to their experimental components

A. McL Mathieson

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Bethe's correction method for dynamical calculation of reflection high-energy electron diffraction intensities from general surfaces

A. Ichimiya

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Biaxial tensors for anomalous scattering of X-rays in selenolanthionine

L. K. Templeton and D. H. Templeton

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Structure analysis of modulated molecular crystals. V. Symmetry restrictions for one-dimensionally modulated crystals

V. Petříček and P. Coppens

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Plane-wave theory of three-crystal Laue interferometer

R. Colella

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X-ray powder diffraction of anthracene at hydrostatic pressures up to 0.9 GPa

R. Pufall and J. Kalus

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Quantitative determination of phases of X-ray reflections from three-beam diffraction. I. Theoretical considerations

S.-L. Chang and M.-T. Tang

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Quantitative determination of phases of X-ray reflections from three-beam diffraction. II. Experiments for perfect crystals

M.-T. Tang and S.-L. Chang

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Determination of planar group orientation in Patterson methods

C. C. Wilson and P. Tollin

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Full tables of colour space groups with colour-preserving translations

J. N. Kotzev and D. A. Alexandrova

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short communications

A comment on 'Determining skewness in atomic probability density functions for non-centrosymmetric structures' (Nelmes & Tun, 1987)

N. K. Hansen

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Reply to the comment by Hansen (1988) on 'Determining skewness in atomic probability density functions for non-centrosymmetric structures'

R. J. Nelmes and Z. Tun

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Increasing the size of search fragments for use in Patterson method calculations - the partial fragment rotation function. Erratum

C. C. Wilson

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Synchrotron X-ray diffraction on a CaF₂ microcrystal with 2.2 cubic micrometres volume

W. Rieck, H. Euler and H. Schulz

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international union of crystallography

Prices of Acta Crystallographica and Journal of Applied Crystallography

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Acta A - a new look for 1989

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book reviews

Molecular crystals by J. D. Wright

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Kristallographie, eine Einführung für Naturwissenschaftler by W. Borchardt-Ott

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Advances

Recently published Advances articles are given below.

Interpretation of angular symmetries in electron nanodiffraction patterns from thin amorphous specimens. A. C. Y. Liu, G. R. Lumpkin, T. C. Petersen, J. Etheridge & L. Bourgeois (2015). Acta Cryst. A71, doi:10.1107/S2053273315011845.

Identification of inversion domains in KTiOPO₄ via resonant X-ray diffraction. F. Fabrizi, P. A. Thomas, G. Nisbet & S. P. Collins (2015). Acta Cryst. A71, 361-367.

Partial order among the 14 Bravais types of lattices: basics and applications. H. Grimmer (2015). Acta Cryst. A71, 143-149.

SHELXT - Integrated space-group and crystal-structure determination. G. M. Sheldrick (2015). Acta Cryst. A71, 3-8.

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Special issues

Mathematical Crystallography

Bragg centennial issue

Laue centennial issue

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