most read articles

These are the most read articles in the last six months.

The structure of sodium thymonucleate fibres. I. The influence of water content. R. E. Franklin & R. G. Gosling (1953). Acta Cryst. 6, 673-677. 
The structure of sodium thymonucleate fibres. II. The cylindrically symmetrical Patterson function. R. E. Franklin & R. G. Gosling (1953). Acta Cryst. 6, 678-685. 
The packing of [alpha]-helices: simple coiled-coils. F. H. C. Crick (1953). Acta Cryst. 6, 689-697. 
The crystal structure of Cs2I8(CsI4). E. E. Havinga, K. H. Boswijk & E. H. Wiebenga (1954). Acta Cryst. 7, 487-490. 
Peter Debye, 1884-1966. P. P. Ewald (1967). Acta Cryst. 22, 947-949. 
The crystal structure of ferrocene. J. D. Dunitz, L. E. Orgel & A. Rich (1956). Acta Cryst. 9, 373-375. 
Arthur Lindo Patterson, 1902-1966. R. E. Marsh & D. P. Shoemaker (1967). Acta Cryst. 22, 749-750. 
The scattering of electrons by atoms and crystals. I. A new theoretical approach. J. M. Cowley & A. F. Moodie (1957). Acta Cryst. 10, 609-619. 
The Fourier transform of a coiled-coil. F. H. C. Crick (1953). Acta Cryst. 6, 685-689. 
The compound Sr3Ti2O7 and its structure. S. N. Ruddlesden & P. Popper (1958). Acta Cryst. 11, 54-55. 
The crystal structure of zinc acetate dihydrate, Zn(CH3COO)2.2H2O. J. N. van Niekerk, F. R. L. Schoening & J. H. Talbot (1953). Acta Cryst. 6, 720-723. 
Line profiles of neutron powder-diffraction peaks for structure refinement. H. M. Rietveld (1967). Acta Cryst. 22, 151-152. 
The crystal structure of Bi and of solid solutions of Pb, Sn, Sb and Te in Bi. P. Cucka & C. S. Barrett (1962). Acta Cryst. 15, 865-872. 
The crystal structure of silk fibroin. J. O. Warwicker (1954). Acta Cryst. 7, 565-573. 
Angle calculations for 3- and 4-circle X-ray and neutron diffractometers. W. R. Busing & H. A. Levy (1967). Acta Cryst. 22, 457-464. 
Max von Laue, 1879-1960. P. P. Ewald (1960). Acta Cryst. 13, 513-515. 
The crystal structure of samarium. A. H. Daane, R. E. Rundle, H. G. Smith & F. H. Spedding (1954). Acta Cryst. 7, 532-535. 
The crystal structures of WTe2 and high-temperature MoTe2. B. E. Brown (1966). Acta Cryst. 20, 268-274. 
The structure of graphitic carbons. R. E. Franklin (1951). Acta Cryst. 4, 253-261. 
Complex alloy structures regarded as sphere packings. I. Definitions and basic principles. F. C. Frank & J. S. Kasper (1958). Acta Cryst. 11, 184-190. 
Significance tests on the crystallographic R factor. W. C. Hamilton (1965). Acta Cryst. 18, 502-510. 
The form birefringence of macromolecules. W. L. Bragg & A. B. Pippard (1953). Acta Cryst. 6, 865-867. 
Paul Niggli, 1988-1953. P. P. Ewald (1953). Acta Cryst. 6, 225-226. 
The use of Fourier analysis in the interpretation of X-ray line broadening from cold-worked iron and molybdenum. G. K. Williamson & R. E. Smallman (1954). Acta Cryst. 7, 574-581. 
Polymorphism in potassium niobate, sodium niobate, and other ABO3 compounds. E. A. Wood (1951). Acta Cryst. 4, 353-362. 
A single-crystal neutron diffraction study of heavy ice. S. W. Peterson & H. A. Levy (1957). Acta Cryst. 10, 344. 
The structure of chrysotile. E. J. W. Whittaker (1953). Acta Cryst. 6, 747-748. 
The crystal structure of MoTe2. D. Puotinen & R. E. Newnham (1961). Acta Cryst. 14, 691-692. 
An X-ray study of boron nitride. R. S. Pease (1952). Acta Cryst. 5, 356-361. 
The geometrical basis of crystal chemistry. Part 1. A. F. Wells (1954). Acta Cryst. 7, 535-544. 
I. Fankuchen, 1904-1964. P. P. Ewald (1964). Acta Cryst. 17, 1091-1093. 
The structure of synthetic polypeptides. I. The transform of atoms on a helix. W. Cochran, F. H. Crick & V. Vand (1952). Acta Cryst. 5, 581-586. 
Dynamical Theory of Crystal Lattices by M. Born and K. Huang. (Book received). Book-review editor (1955). Acta Cryst. 8, 444. 
Tables of Interatomic Distances and Configuration in Molecules and Ions. (Book received). Book-review editor (1959). Acta Cryst. 12, 174. 
Physical basis of yield and fracture. (Book received). Book-review editor (1967). Acta Cryst. 22, 952. 
Gmelin Handbuch der anorganischen Chemie. (Book received). Book-review editor (1950). Acta Cryst. 3, 80. 
The lattice spacings of lead-rich substitutional solid solutions. C. Tyzack & G. V. Raynor (1954). Acta Cryst. 7, 505-510. 
The crystal structure of n-dodecylammonium chloride and bromide. M. Gordon, E. Stenhagen & V. Vand (1953). Acta Cryst. 6, 739-741. 
Notes and News. IUCr (1948). Acta Cryst. 1, 343. 
Plenum Press handbooks of high-temperature materials. (Book received). Book-review editor (1965). Acta Cryst. 18, 140. 
Refinement of the crystal structure of oxamide. E. M. Ayerst & J. R. C. Duke (1954). Acta Cryst. 7, 588-590. 
The maximum probable value of the reliability index for a hypercentric structure. A. S. Douglas & M. M. Woolfson (1954). Acta Cryst. 7, 517. 
A Handbook of Lattice Spacings and Structures of Metals and Alloys by B. Pearson. (Book received). Book-review editor (1959). Acta Cryst. 12, 174. 
The comparison of theoretical and experimental determinations of molecular structures, with applications to naphthalene and anthracene. D. W. J. Cruickshank & A. P. Robertson (1953). Acta Cryst. 6, 698-705. 
An X-ray study of the magnesium borides. V. Russell, R. Hirst, F. A. Kanda & A. J. King (1953). Acta Cryst. 6, 870. 
Notes and News. IUCr (1962). Acta Cryst. 15, 172. 
The crystal structure of baddeleyite (monoclinic ZrO2) and its relation to the polymorphism of ZrO2. D. K. Smith & W. Newkirk (1965). Acta Cryst. 18, 983-991. 
Crystal Growth by E. Buckley. (Book received). Book-review editor (1951). Acta Cryst. 4, 384. 
X-ray Diffraction Procedures for Polycrystalline and Amorphous Materials by P. Klug and E. Alexander. (Book received). Book-review editor (1954). Acta Cryst. 7, 868. 
The unit-cell dimensions and the space group of L-glutaminyl-L-asparagine. R. A. Pasternak (1954). Acta Cryst. 7, 518. 
An X-ray powder study of [beta]-uranium. J. Thewlis (1953). Acta Cryst. 6, 109. 
Atlas der Zuckerkristalle - Atlas of Sugar Crystals by G. Vavrinecz. (Book received). Book-review editor (1966). Acta Cryst. 20, 152. 
A preliminary examination of the structure of [alpha]-Ca3(PO4)2. A. L. Mackay (1953). Acta Cryst. 6, 743-744. 
A review of the Al-O and Si-O distances. J. V. Smith (1954). Acta Cryst. 7, 479-481. 
Preliminary study of the structure of a new synthetic hydrate of aluminium arsenate. G. Katz & H. Kedesdy (1953). Acta Cryst. 6, 874. 
Physical Properties of Crystals by F. Nye. (Book received). Book-review editor (1957). Acta Cryst. 10, 391. 
The crystal structure of formamide. J. Ladell & B. Post (1954). Acta Cryst. 7, 559-564. 
The unit cell of potassium borohydride, KBH4, at 90° K. P. T. Ford & H. M. Powell (1954). Acta Cryst. 7, 604-605. 
Charles Mauguin, 1878-1958. J. Wyart (1958). Acta Cryst. 11, 513-514. 
The geometrical basis of crystal chemistry. Part 2. A. F. Wells (1954). Acta Cryst. 7, 545-554. 
New compounds of the K2NIF4 type. S. N. Ruddlesden & P. Popper (1957). Acta Cryst. 10, 538-539. 
Change of structure of ferrous oxide at low temperature. B. T. M. Willis & H. P. Rooksby (1953). Acta Cryst. 6, 827-831. 
Notes and News. IUCr (1965). Acta Cryst. 18, 133. 
The crystal structure of cupric formate tetrahydrate, Cu(HCO2)2.4H2O. R. Kiriyama, H. Ibamoto & K. Matsuo (1954). Acta Cryst. 7, 482-483. 
The crystal structure of [alpha]-thiopyridone. B. R. Penfold (1953). Acta Cryst. 6, 707-713. 
Primary crystallographic data. O. Kennard, J. C. Speakman & J. D. H. Donnay (1967). Acta Cryst. 22, 445-449. 
Origin of ferroelectricity in barium titanate and other perovskite-type crystals. H. D. Megaw (1952). Acta Cryst. 5, 739-749. 
Unusual X-ray diffraction effects from a crystal of wollastonite. J. W. Jeffery (1953). Acta Cryst. 6, 821-825. 
Sign determination in crystal-structure analysis. K. Lonsdale & H. J. Grenville-Wells (1954). Acta Cryst. 7, 490-491. 
Gmelins Handbuch der anorganischen Chemie. (Book received). Book-review editor (1954). Acta Cryst. 7, 868. 
A dense non-crystallographic packing of equal spheres. A. L. Mackay (1962). Acta Cryst. 15, 916-918. 
The accuracy of electron-density maps in X-ray analysis with special reference to dibenzyl. D. W. J. Cruickshank (1954). Acta Cryst. 7, 519. 
The determination of the crystal structure of Ni4Mn11Al60. K. Robinson (1954). Acta Cryst. 7, 494-497. 
Gmelin Handbuch der anorganischen Chemie. (Book received). Book-review editor (1950). Acta Cryst. 3, 80. 
Neutron-diffraction study of the structure of the A-form of the rare earth sesquioxides. W. C. Koehler & E. O. Wollan (1953). Acta Cryst. 6, 741-742. 
The crystal structure of sucrose. C. A. Beevers, T. R. R. McDonald, J. H. Robertson & F. Stern (1952). Acta Cryst. 5, 689-690. 
The crystal structure of tetragonal ZrO2. G. Teufer (1962). Acta Cryst. 15, 1187. 
A study of clay minerals by electron-diffraction diagrams due to individual crystallites. G. Honjo & K. Mihama (1954). Acta Cryst. 7, 511-513. 
The unit-cell dimensions and space groups of some simple peptides. P. M. Cowan (1954). Acta Cryst. 7, 518-519. 
Notes and News. IUCr (1960). Acta Cryst. 13, 169-170. 
Electron diffraction by electropolished surfaces and mean inner potentials of silver and copper. S. Yoshida (1954). Acta Cryst. 7, 592-593. 
Untersuchungen über die Elektronentheorie der Kristalle by I. Pekar. (Book received). Book-review editor (1955). Acta Cryst. 8, 70. 
Théorie mathématique de la diffractométrie des poudres aux rayons by C. Wilson. (Book received). Book-review editor (1966). Acta Cryst. 20, 151. 
The structure of calcium ferrite (correction). B. F. Decker & J. S. Kasper (1958). Acta Cryst. 11, 314. 
Notes and News. IUCr (1954). Acta Cryst. 7, 143. 
Multiple diffraction in the Weissenberg method. A. Santoro & M. Zocchi (1966). Acta Cryst. 21, 293-297. 
Phase Diagrams in Metallurgy by N. Rhines. (Book received). Book-review editor (1957). Acta Cryst. 10, 390. 
Stratigraphy and sedimentation by C. Krumbein and L. Sloss. (Book received). Book-review editor (1964). Acta Cryst. 17, 1090. 
The System of Mineralogy. Volume II by W. Dana, S. Dana, C. Palache, H. Berman and C. Frondel. (Book received). Book-review editor (1952). Acta Cryst. 5, 860. 
Fundamentals of orbital mechanics by A. Pogorelov. (Book received). Book-review editor (1965). Acta Cryst. 18, 140. 
The crystal and molecular structure of benzoic acid. G. A. Sim, J. M. Robertson & T. H. Goodwin (1955). Acta Cryst. 8, 157-164. 
Laboratory Manual of Crystallography for Students of Mineralogy and Geology by Murdoch Tunellm J.. (Book received). Book-review editor (1957). Acta Cryst. 10, 442. 
Behaviour of Metals under Impulsive Loads by S. Rinehart and J. Pearson. (Book received). Book-review editor (1955). Acta Cryst. 8, 444. 
Advances in organic geochemistry. (Book received). Book-review editor (1965). Acta Cryst. 18, 140. 
Unit-cell constants of ethanolamine hydrogen d-tartrate monohydrate. D. W. Moore & J. H. Bryden (1954). Acta Cryst. 7, 602. 
Lorentz polarization factors for precession angles of 10°, 15° and 21°. M. Atoji & W. N. Lipscomb (1954). Acta Cryst. 7, 595-596. 
Notes and News. IUCr (1964). Acta Cryst. 17, 1089-1090. 
The meaning of the average of |F|2 for large values of the interplanar spacing. D. Harker (1953). Acta Cryst. 6, 731-736. 
Theory of spin relaxation by J. Caspers. (Book received). Book-review editor (1965). Acta Cryst. 18, 140. 
The crystal structure of acetic acid. R. E. Jones & D. H. Templeton (1958). Acta Cryst. 11, 484-487. 
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