Acta Crystallographica Section A

Crystal Physics, Diffraction, Theoretical and General Crystallography

Volume 25, Part 3 (May 1969)



research papers



pdf version buy article online

Acta Cryst. (1969). A25, 401-407    [doi:10.1107/S0567739469000805]

Tilt boundaries in single crystals of cadmium iodide. I. Formation of arcs on X-ray photographs

V. K. Agrawal and G. C. Trigunayat



pdf version buy article online

Acta Cryst. (1969). A25, 407-411    [doi:10.1107/S0567739469000817]

Tilt boundaries in single crystals of cadmium iodide. II. Formation of closed rings on X-ray photographs

V. K. Agrawal and G. C. Trigunayat



pdf version buy article online

Acta Cryst. (1969). A25, 411-414    [doi:10.1107/S0567739469000829]

Direct summation of Madelung energies

J. C. A. Boyens and G. Gafner



pdf version buy article online

Acta Cryst. (1969). A25, 415-416    [doi:10.1107/S0567739469000830]

Anisotropic thermal expansion of indium

V. T. Deshpande and R. R. Pawar



pdf version buy article online

Acta Cryst. (1969). A25, 417-422    [doi:10.1107/S0567739469000842]

Absorption of X-rays in germanium

G. Grimvall and E. Persson



pdf version buy article online

Acta Cryst. (1969). A25, 422-426    [doi:10.1107/S0567739469000854]

The twinning in 1-p-nitrobenzeneazo-2-naphthol (Para Red)

C. T. Grainger and J. F. McConnell



pdf version buy article online

Acta Cryst. (1969). A25, 427-434    [doi:10.1107/S0567739469000866]

Pseudo-merohedral twinning. The treatment of overlapped data

C. T. Grainger



pdf version buy article online

Acta Cryst. (1969). A25, 435-438    [doi:10.1107/S0567739469000878]

A chart for interpreting the Weissenberg photographs of pseudo-merohedral twins

C. T. Grainger



pdf version buy article online

Acta Cryst. (1969). A25, 438-444    [doi:10.1107/S056773946900088X]

The structure of NH4F as determined by neutron and X-ray diffraction

H. W. W. Adrian and D. Feil



pdf version buy article online

Acta Cryst. (1969). A25, 444-450    [doi:10.1107/S0567739469000891]

Molecular form factors in X-ray crystallography

P. P. M. Groenewegen and D. Feil



pdf version buy article online

Acta Cryst. (1969). A25, 450-455    [doi:10.1107/S0567739469000908]

The deformations of the ions in NaCl and AgCl crystals and the temperature parameters of ions in some alkali halides

M. V. Linkoaho



pdf version buy article online

Acta Cryst. (1969). A25, 455-459    [doi:10.1107/S056773946900091X]

Non-crystallographic Shubnikov groups

L. L. Boyle



pdf version buy article online

Acta Cryst. (1969). A25, 459-464    [doi:10.1107/S0567739469000921]

High-resolution monochromatization of neutrons by multiple Bragg reflection in hexagonal close-packed crystals

D. A. Kottwitz



pdf version buy article online

Acta Cryst. (1969). A25, 464-470    [doi:10.1107/S0567739469000933]

A method of calculating molecular crystal structures

D. E. Williams



pdf version buy article online

Acta Cryst. (1969). A25, 471-475    [doi:10.1107/S0567739469000945]

X-ray diffraction from double hexagonal close-packed crystals with deformation stacking faults

S. Lele, B. Prasad and T. R. Anantharaman



pdf version buy article online

Acta Cryst. (1969). A25, 475-481    [doi:10.1107/S0567739469000957]

The effects of n-beam dynamical diffraction on electron diffraction intensities from polycrystalline materials

P. S. Turner and J. M. Cowley



pdf version buy article online

Acta Cryst. (1969). A25, 482-484    [doi:10.1107/S0567739469000969]

Joint refinement of neutron and X-ray diffraction data

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



pdf version buy article online

Acta Cryst. (1969). A25, 484-486    [doi:10.1107/S0567739469000970]

Contributions of the thermal diffuse scattering to the integrated intensities of cubic powder patterns

F. R. L. Schoening



pdf version buy article online

Acta Cryst. (1969). A25, 486-487    [doi:10.1107/S0567739469000982]

Bond type in the dioxides of titanium, germanium and tin

M. F. C. Ladd


short communications



pdf version buy article online

Acta Cryst. (1969). A25, 488-489    [doi:10.1107/S0567739469000994]

The importance of thermal diffuse scattering in the comparison of X-ray and neutron diffraction data

M. J. Cooper



pdf version buy article online

Acta Cryst. (1969). A25, 489-491    [doi:10.1107/S0567739469001008]

Treatment of accidentally absent reflexions in least-squares refinement of crystal structures

A. J. Dunning and V. Vand


notes and news



pdf version free

Acta Cryst. (1969). A25, 491-492    [doi:10.1107/S056773946900101X]

Notes and News


book reviews



pdf version free

Acta Cryst. (1969). A25, 493    [doi:10.1107/S0567739469001021]

Graphic prints and drawings of M. C. Escher: set of 35 35mm colour slides



pdf version free

Acta Cryst. (1969). A25, 493-494    [doi:10.1107/S0567739469001033]

Hydrogen bonding in solids by W. C. Hamilton and J. A. Ibers


Copyright © International Union of Crystallography
IUCr Webmaster