Acta Crystallographica Section A
Acta Crystallographica
Section A FOUNDATIONS AND ADVANCES

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FOUNDATIONS
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Volume 26| Part 2

ISSN: 2053-2733

March 1970 issue

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`Early days'

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`Manchester days'

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Sir Lawrence Bragg. Homage through a book

J. M. Bijvoet, W. G. Burgers and G. Hägg

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Sir Lawrence Bragg, Homage

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The Manchester School of W. L. Bragg

I. Náray-Szabó

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W. L. Bragg – an appreciation

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Personal reminiscences

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Bragg, protein crystallography and the Cavendish Laboratory

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W. L. Bragg at the Royal Institution, 1953–66

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Bragg's influence on progress in optical computations

D. McLachlan Jnr

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Optical transform methods 1939–1969

G. Harburn and C. A. Taylor

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Analysis of diborane X-ray diffraction data utilizing structure factors calculated from molecular wave functions

D. S. Jones and W. N. Lipscomb

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An analysis of recent single crystal X-ray diffraction measurements on calcium fluoride

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Extinction in X-ray and neutron diffraction

M. J. Cooper and K. D. Rouse

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Absolute measurement of structure factors using a new dynamical interference effect

M. Hart and A. D. Milne

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Phase determination and structure refinement by density and shift functions

H. Jagodzinski and D. Philipp

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Thermal vibrations and a lattice mode in calcite and sodium nitrate

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Désordre linéaire dans les cristaux (cas du silicium, du quartz, et des pérovskites ferroélectriques)

R. Comès, M. Lambert and A. Guinier

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The temperature factor of an atom in a rigid vibrating molecule. I. Isotropic thermal motion

B. T. M. Willis and G. S. Pawley

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The temperature factor of an atom in a rigid vibrating molecule. II. Anisotropic thermal motion

G. S. Pawley and B. T. M. Willis

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Neutron diffraction study of the atomic and molecular motion in hexamethylenetetramine

J. A. K. Duckworth, B. T. M. Willis and G. S. Pawley

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Evaluation of paracrystalline distortions from line broadening

W. Vogel and R. Hosemann

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Paracrystalline lattice distortions and microdomains in manganese ferrites near the cubic-to-tetragonal transition

L. Červinka, R. Hosemann and W. Vogel

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Rigid-body molecular motion in crystals. The centre of libration

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short communications

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Anharmonic thermal vibrations in Mg₂Si

M. J. Cooper and D. Panke

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Magnetic symmetry and physical properties

T. S. G. Krishna Murty and V. Appalanarasimham

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X-ray measurement of the thermal expansion of ammonium chloride

D. B. Sirdeshmukh and V. T. Deshpande

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A least-squares method for the determination of the orientation matrix in single-crystal diffractometry

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international union of crystallography

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Opening of the new Union Office

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notes and news

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Notes and News

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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.

Special issues

Mathematical Crystallography

Bragg centennial issue

Laue centennial issue

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