Acta Crystallographica Section B

Structural Science

Volume 49, Part 4 (August 1993)

• research papers
• short communications

research papers

 

The incommensurately modulated structures of the blue bronzes K_0.3MoO₃ and Rb_0.3MoO₃

W. J. Schutte and J. L. de Boer

 

Charge densities of two rutile structures: NiF₂ and CoF₂

M. M. R. Costa, J. A. Paixão, M. J. M. de Almeida and L. C. R. Andrade

 

Defect structure and diffuse scattering of zirconia single crystals doped with 7 mol% CaO

T. Proffen, R. B. Neder, F. Frey and W. Assmus

 

Defect structure and diffuse scattering of zirconia single crystals with 10 and 15 mol% CaO at temperatures up to 1750 K

T. Proffen, R. B. Neder, F. Frey, D. A. Keen and C. M. E. Zeyen

 

Structure of the luminescent system Na⁺/UO₂⁺ ''-alumina

M. Wolf, Å. Wendsjö, J. O. Thomas and J. D. Barrie

 

Modulation wave approach to the structural parameterization and Rietveld refinement of low carnegieite

R. L. Withers and J. G. Thompson

 

Structure of Ba₄Nb₁₄O₂₃

G. Svensson and J. Grins

 

A synchrotron radiation study of potassium zinc fluoride perovskite

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

 

X-ray study of the electron density in calcite, CaCo₃

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

 

Jahn-Teller distortion of the electron density in -nickel sulfate hexahydrate

J. R. Hester, E. N. Maslen, A. M. Glazer and K. Stadnicka

 

A test of the importance of weak reflections in resolving a space-group ambiguity involving the presence or absence of an inversion centre

D. Kassner, W. H. Baur, W. Joswig, K. Eichhorn, M. Wendschuh-Josties and V. Kupcik

 

Lattice modulation of the -phase in a Cu-Sb alloy

K. Motai, Y. Watanabe and S. Hashimoto

 

The structure of decagonal Al₇₀Ni₁₅Co₁₅

W. Steurer, T. Haibach, B. Zhang, S. Kek and R. Lück

 

Structure of disodium monocalcium tartrate monosuccinate trihydrate, Na₂(CaTMS).3H₂O

T. J. Emge, J. D. Oliver, D. S. Connor, S. M. Thoman and M. E. Jason

 

Structure of trans-M(CO)(C₄N₃)(PPh₃)₂.1.5C₆H₆ (M = Ir and Rh): the pyramidal geometry of the tricyanomethanide anion (C₄N₃^-)

J.-C. Wang, L. J. Shih, Y.-J. Chen, Y. Wang, F. R. Fronczek and S. F. Watkins

 

Structures at 293 and 100 K of -tetrakis[bis(ethylenedithio)tetrathiafulvalene] tetracyanonickelate(II): -[BEDT-TTF]₄[Ni(CN)₄]

M. Fettouhi, L. Ouahab, D. Grandjean and L. Toupet

 

X-ray diffraction study of the ferroelectric phase transition of (CH₃)₄NCdBr₃ (TMCB)

G. Aguirre-Zamalloa, G. Madariaga, M. Couzi and T. Breczewski

 

2-(2,4:3,5-Di-O-benzylidene-D-glycero-D-allo-pentitol-1-yl)pyridine, C₂₄H₂₃NO₅

A. T. H. Lenstra, H. J. Geise, E. De Vos, E. L. Esmans, F. C. Alderweireldt and J. L. M. Dillen

 

Geometry of three-membered rings in triangulanes: an X-ray structural study and additivity scheme for carbon-carbon bond lengths in triangulanes

K. A. Lukin, S. I. Kozhushkov, N. S. Zefirov, D. S. Yufit and Y. T. Struchkov

 

`Jumping crystals': X-ray structures of the three crystalline phases of (±)-3,4-di-O-acetyl-1,2,5,6-tetra-O-benzyl-myo-inositol

T. Steiner, W. Hinrichs, W. Saenger and R. Gigg

 

Structural and molecular modeling studies of quinazolinone anticonvulsants

N. E. C. Duke and P. W. Codding

 

A lattice-dynamical calculation of atomic displacement parameters in oxahydrocarbons

A. Criado and A. Muñoz

 

Solid-state and solution conformations of isotiazofurin: crystallographic, computational and ¹H NMR studies

H. Li, S. D. Kennedy and B. M. Goldstein

 

A database study of nonbonded intramolecular sulfur-nucleophile contacts

F. T. Burling and B. M. Goldstein

 

A study of disorder in the SiO₂ host lattice of dodecasil 1H using synchrotron radiation

G. Miehe, T. Vogt, H. Fuess and U. Müller

 

Crystal structure correlations in the photochemistry of dimethyl 9-phenyl-9,10-dihydro-9,10-ethenoanthracene-11,12-dicarboxylate

P. R. Pokkuluri, J. R. Scheffer and J. Trotter

 

Stabilizing role of included solvent in ternary complexation: synthesis, structures and thermal analyses of three 18-crown-6/sulfonamide/acetonitrile inclusion compounds

M. R. Caira and R. Mohamed

 

Structures of two indolactams

T. Kawai, Y. Endo, K. Shudo, A. Itai and K. Yamaguchi

 

Conformational studies on [16]aneS₄. Structures of - and -[16]aneS₄ ([16]aneS₄ = 1,5,9,13-tetrathiacyclohexadecane)

A. J. Blake, R. O. Gould, M. A. Halcrow and M. Schröder

short communications

 

Electron density distribution in MgS

Y. Takéuchi, S. Sasaki, K. A. Bente and K. Tsukimura

 

Molecular dynamics study of the TiO₂ (rutile) and TiO₂-ZrO₂ systems

K. Fukuda, I. Fujii, R. Kitoh and I. Awai

 

Refinement of atomic positions in bixbyite oxides using perturbed angular correlation spectroscopy. Erratum

A. Bartos, K. P. Lieb, M. Uhrmacher and D. Wiarda

 

1-Carbonyl--carboxylato-1C:2O:2O'-1-⁵-indenyl-2,2,2-triphenyl-1-(triphenylphosphine)irontin

D. H. Gibson, J. F. Richardson and O. P. Mbadike

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