Acta Crystallographica Section B
Acta Crystallographica
Section B STRUCTURAL SCIENCE, CRYSTAL ENGINEERING AND MATERIALS

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STRUCTURAL SCIENCE
CRYSTAL ENGINEERING
MATERIALS

Volume 45| Part 2

ISSN: 2052-5206

April 1989 issue

research papers

Structure de l'hexachlorure de dicadmium et de calcium hexahydraté, 2[Ca(H₂O)₆Cl].[Cd₄Cl₁₀]_∞. Mise en evidence d'une macle répétée [010]

H. Leligny and J. C. Monier

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Structure du dodecachlorure de pentacadmium et de calcium 11,5-hydraté, [Ca(H₂O)₈][Cd₅Cl₁₂(H₂O)₂]_∞.1,5H₂O. Désordres planaires (100) – modulation [100]

H. Leligny and J. C. Monier

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Atomic scale mechanism of CaX zeolite dehydration

Y. I. Smolin, Y. F. Shepelev and A. A. Anderson

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High-resolution electron microscopy study of the superstructure of Xiuyan jade and Matterhorn surpentine

X. J. Wu, F. H. Li and H. Hashimoto

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A transmission electron microscope study of modulated sodium lithium metasilicates

R. L. Withers, J. G. Thompson and B. G. Hyde

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Structure changes and proton transfer between O⋯O in bis(dimethylglyoximato)platinum(II) at low temperature (150K) and at high pressures (2.39 and 3.14 GPa)

M. Konno, T. Okamoto and I. Shirotani

CCDC references: 1238473; 1238474; 1238475; 1238476

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Mixed-valence linear-chain complexes: X-ray structural characterization of a Pd^II/Pd^IVBr₂ chain and of three mixed-metal chains, [NiPt(en)₄Cl₂]⁴⁺, [PdPt(pn)₄Cl₂]⁴⁺ and [NiPt(pn)₄Cl₂]⁴⁺, all as perchlorate salts

R. J. H. Clark, V. B. Croud, R. J. Wills, P. A. Bates, H. M. Dawes and M. B. Hursthouse

CCDC references: 1133991; 1192716; 1192717; 1192718

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Crystal structure of a cyclization photoproduct of 1-(4-chlorophenyl)-2-cyclooctylethanone, and reaction pathway in Norrish type II cyclizations

S. Ariel, M. Garcia-Garibay, J. R. Scheffer and J. Trotter

CCDC reference: 1255375

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Crystal structure and photochemistry of α-adamantylacetophenone and two polymorphs of α-adamantyl-p-chloroacetophenone

S. V. Evans and J. Trotter

CCDC references: 1151119; 1151120; 1279828

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Structure of mixed crystals of benzoic acid and p-fluorobenzoic acid, and their energy evaluation by empirical potential functions

N. Yamamoto, T. Taga and K. Machida

CCDC references: 1255369; 1255370

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Pitfalls of a disordered structure: distinguishing the compound present, 4-iodomethyl-1,7,7-trimethyl-3-oxabicyclo[2.2.1]heptan-2-one, from 5-iodomethyl-1,2,2-trimethyl-4-oxabicyclo[3.2.0]heptan-3-one

T. S. Cameron, K. Jochem, A. Linden, D. G. Morris and A. G. Shepherd

CCDC reference: 1255374

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Structure–activity relationships of antiarrhythmic agents: crystal structure of amiodarone hydrochloride and two derivatives, and their conformational comparison with thyroxine

V. Cody and J. Luft

CCDC references: 1147127; 1255372; 1255373

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Structural influence of the ortho-peri-condensed cycloalkane rings on the conformation of 2-(hydroxyalkyloxy)indanone cyclization products

S. Ianelli, M. Nardelli, P. Geoffroy, M. C. Carré, B. Jamart-Grégoire and P. Caubère

CCDC references: 1279557; 1279558; 1279560; 1279561; 1279562; 1279563; 1279564

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Cryocrystallography of ribosomal particles

H. Hope, F. Frolow, K. von Böhlen, I. Makowski, C. Kratky, Y. Halfon, H. Danz, P. Webster, K. S. Bartels, H. G. Wittmann and A. Yonath

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short communications

Commensurately modulated structure of thiourea at 170 K. Erratum

S. Tanisaki, H. Mashiyama and K. Hasebe

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New analysis of the neutron diffraction data for anhydrous orthophosphoric acid and the structure of H₃PO₄ molecules in crystals. Erratum

R. H. Blessing

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international union of crystallography

Nominations for the Ewald Prize

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notes and news

Krebs Memorial Scholarship

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Modulated structures

The theory of modulated structures and the study of such materials constitute an active and healthy field in crystallography. To view visualizations of over 60 modulated stuctures published in Acta Crystallographica Section B, click on the structure below.