Acta Crystallographica Section B

Structural Science

Volume 51, Part 6 (December 1995)

Cover illustration: Disorder in [18]-annulene unravelled. Courtesy of S. Gorter, E. Rutten-Keulemans, M. Krever, C. Romers and D. W. J. Cruickshank.

• topical reviews
• research papers
• short communications
• international union of crystallography

topical reviews

Acta Cryst. (1995). B51, 897-907    [doi:10.1107/S0108768195008901]

Some thoughts on choosing the correct space group

R. E. Marsh

research papers

Acta Cryst. (1995). B51, 908-913    [doi:10.1107/S0108768195001637]

Structure determination of CuTh₂(PO₄)₃

M. Louër, R. Brochu, D. Louër, S. Arsalane and M. Ziyad

Acta Cryst. (1995). B51, 913-920    [doi:10.1107/S0108768195003405]

Electron density - structure relationships in some perovskite-type compounds

J. R. Hester and E. N. Maslen

Acta Cryst. (1995). B51, 921-929    [doi:10.1107/S0108768195004010]

A synchrotron X-ray study of the electron density in YFeO₃

D. du Boulay, E. N. Maslen, V. A. Streltsov and N. Ishizawa

Acta Cryst. (1995). B51, 929-939    [doi:10.1107/S0108768195006434]

Electron density and optical anisotropy in rhombohedral carbonates. III. Synchrotron X-ray studies of CaCO₃, MgCO₃ and MnCO₃

E. N. Maslen, V. A. Streltsov, N. R. Streltsova and N. Ishizawa

Acta Cryst. (1995). B51, 939-942    [doi:10.1107/S0108768195003399]

A synchrotron radiation study of strontium titanate

E. N. Maslen, N. Spadaccini, T. Ito, F. Marumo and Y. Satow

Synopsis: Crystal structure of turkey egg lysozyme complex with di-N-acetylchitobiose demonstrated that the sugar was bound in a manner not assumed in the catalytic reaction.

Acta Cryst. (1995). B51, 942-951    [doi:10.1107/S0108768195003752]

The chemical bond and atomic displacements in SrTiO₃ from X-ray diffraction analysis

Yu. A. Abramov, V. G. Tsirelson, V. E. Zavodnik, S. A. Ivanov and Brown I. D.

Acta Cryst. (1995). B51, 952-961    [doi:10.1107/S0108768195004824]

Phase transition upon d¹⁰ Cd²⁺ ordering in CdPS₃

F. Boucher, M. Evain and R. Brec

Acta Cryst. (1995). B51, 961-972    [doi:10.1107/S0108768195004216]

X-ray and neutron diffuse scattering in LiNbO₃ from 38 to 1200 K

N. Zotov, F. Frey, H. Boysen, H. Lehnert, A. Hornsteiner, B. Strauss, R. Sonntag, H. M. Mayer, F. Güthoff and D. Hohlwein

Acta Cryst. (1995). B51, 973-980    [doi:10.1107/S0108768195003636]

Studies in aryltin chemistry. IX. Structures of tetra(m-methoxyphenyl)tin(IV) and tetra(o-methoxyphenyl)tin(IV)

I. Wharf and M. G. Simard

Acta Cryst. (1995). B51, 981-986    [doi:10.1107/S0108768195000395]

Structure-activity relationships of inotropic bipyridines: crystallographic analysis of four milrinone analogues

A. Wojtczak and V. Cody

Acta Cryst. (1995). B51, 987-999    [doi:10.1107/S010876819401503X]

Structures of quinoxaline antibiotics

G. M. Sheldrick, A. Heine, K. Schmidt-Bäse, E. Pohl, P. G. Jones, E. Paulus and M. J. Waring

Acta Cryst. (1995). B51, 999-1003    [doi:10.1107/S0108768195002333]

Different crystal modifications of 3a,4a-dihydro-4,10-dimethyl-2-phenyl-1H,3H,5H-pyrrolo[3,4-b]carbazol-1,3-dione - crystal data and theoretical calculations

G. Fischer, U. Pindur and D. Schollmeyer

Acta Cryst. (1995). B51, 1004-1015    [doi:10.1107/S0108768195004009]

Intermolecular N-HO hydrogen bonds assisted by resonance. Heteroconjugated systems as hydrogen-bond-strengthening functional groups

V. Bertolasi, P. Gilli, V. Ferretti and G. Gilli

Acta Cryst. (1995). B51, 1016-1020    [doi:10.1107/S0108768195003570]

Solids modelled by crystal field ab initio methods. IX. Stereoselective order-disorder in tri-ortho-thymotide-3-buten-2-ol (2/1) clathrate

K. Verhulst, A. T. H. Lenstra and C. Van Alsenoy

Acta Cryst. (1995). B51, 1021-1028    [doi:10.1107/S0108768195005465]

The crystal structure of waxes

D. L. Dorset

Acta Cryst. (1995). B51, 1028-1035    [doi:10.1107/S0108768195006914]

Structure determination of organic compounds using an in-laboratory rapid X-ray measurement system - comparison with structures determined by a four-circle diffractometer

F. Iwasaki, M. Sakuratani, H. Kaneko, M. Yasui, N. Kamiya and H. Iwasaki

Acta Cryst. (1995). B51, 1036-1045    [doi:10.1107/S0108768195004927]

[18]-Annulene, C₁₈H₁₈, structure, disorder and Hückel's 4n + 2 rule

S. Gorter, E. Rutten-Keulemans, M. Krever, C. Romers and D. W. J. Cruickshank

Acta Cryst. (1995). B51, 1045-1050    [doi:10.1107/S0108768195004678]

Structural properties of synthetic ionophore GL₂E₄ diastereomers, 18-membered cyclic lactone tetraepoxides, by X-ray crystal analyses: possible relation between crystal structure and Ca²⁺-transportation ability

M. Doi, Y. In, T. Nishino, T. Ishida, M. Inoue, H. Shibuya, K. Ohashi, N. Narita and I. Kitagawa

Acta Cryst. (1995). B51, 1051-1058    [doi:10.1107/S0108768195005349]

Structural features of four tryptophan metabolite-picric acid molecular complexes

H. Nagata, Y. In, M. Doi, T. Ishida and A. Wakahara

Acta Cryst. (1995). B51, 1059-1062    [doi:10.1107/S0108768195006331]

DL-Norleucine: redetermination of structure and observations with synchrotron radiation Laue diffraction on heating towards transformation

M. M. Harding, B. M. Kariuki, L. Williams and J. Anwar

Acta Cryst. (1995). B51, 1063-1068    [doi:10.1107/S0108768195005581]

Correlation of the crystal structures of diastereomeric artemisinin derivatives with their proton NMR spectra in CDCl₃

J. M. Karle and Ai. J. Lin

Acta Cryst. (1995). B51, 1068-1081    [doi:10.1107/S0108768195004800]

Correlation of the hydrogen-bond acceptor properties of nitrogen with the geometry of the Nsp²Nsp³ transition in R₁(X=)C-NR₂R₃ substructures: reaction pathway for the protonation of nitrogen

F. H. Allen, C. M. Bird, R. S. Rowland, S. E. Harris and C. H. Schwalbe

Acta Cryst. (1995). B51, 1081-1097    [doi:10.1107/S0108768195005672]

Electrostatic properties of -cytidine and cytosine monohydrate from Bragg diffraction

L. Chen and B. M. Craven

short communications

Acta Cryst. (1995). B51, 1097-1102    [doi:10.1107/S0108768195009955]

Structure of 2,2,3,3-tetranitrobutane

L. L. Koh, K. Y. Sim, H. H. Huang, Y. L. Lam and E. P. Liang

international union of crystallography

Acta Cryst. (1995). B51, 1103-1104    [doi:10.1107/S0108768195099290]

Prices of IUCr Journals

Acta Cryst. (1995). B51, 1105-1113

Subject index to volume B51 (1995)

Acta Cryst. (1995). B51, 1114-1115

Formula index to volume B51 (1995)

Acta Cryst. (1995). B51, 1116-1121

Author index to volume B51 (1995)

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