Acta Crystallographica Section B

Structural Science

Volume 49, Part 3 (June 1993)

research papers
book reviews
international union of crystallography

research papers

Acta Cryst. (1993). B49, 387-392 [doi:10.1107/S0108768192008127]

Lattice parameters, spontaneous strain and phase transitions in Pb₃(PO₄)₂

E. K. H. Salje, A. Graeme-Barber, M. A. Carpenter and U. Bismayer

Acta Cryst. (1993). B49, 392-398 [doi:10.1107/S0108768192005858]

Determination of the incommensurately modulated structure of Ni_3±xTe₂

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

Acta Cryst. (1993). B49, 398-403 [doi:10.1107/S010876819200586X]

Determination of the incommensurately modulated structure of Cu_3-xTe₂

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

Acta Cryst. (1993). B49, 403-413 [doi:10.1107/S0108768192011297]

Neutron powder investigation of tetragonal and cubic stabilized zirconia, TZP and CSZ, at temperatures up to 1400 K

U. Martin, H. Boysen and F. Frey

Acta Cryst. (1993). B49, 413-420 [doi:10.1107/S0108768192009005]

Structure determination from small crystals of two aluminophosphates CrAPO-14 and SAPO-43

M. Helliwell, V. Kaucic, G. M. T. Cheetham, M. M. Harding, B. M. Kariuki and P. J. Rizkallah

Acta Cryst. (1993). B49, 420-428 [doi:10.1107/S0108768192011042]

A two-wavelength crystallographic study of a new aluminophosphate containing nickel

M. Helliwell, B. Gallois, B. M. Kariuki, V. Kaucic and J. R. Helliwell

Acta Cryst. (1993). B49, 428-435 [doi:10.1107/S010876819201320X]

Structure of anhydrous titanyl sulfate, titanyl sulfate monohydrate and prediction of a new structure

B. M. Gatehouse, S. N. Platts and T. B. Williams

Acta Cryst. (1993). B49, 435-443 [doi:10.1107/S0108768192010127]

Kikuchi patterns, index system and inflation properties of an Al₇₀Co₁₅Ni₁₅ decagonal quasicrystal

Y. Yan, R. Wang, J. Gui and M. Dai

Acta Cryst. (1993). B49, 444-454 [doi:10.1107/S0108768192010413]

The modulated structure of LaMo₈O₁₄

H. Leligny, P. Labbe, M. Ledesert, M. Hervieu, B. Raveau and W. H. McCarroll

Acta Cryst. (1993). B49, 454-458 [doi:10.1107/S0108768192010371]

Impurity and temperature-dependent structural transformations in polytypic crystals of CdI₂, PbI₂ and CdBr₂

S. K. Chaudhary

Acta Cryst. (1993). B49, 458-463 [doi:10.1107/S0108768192011509]

Small-angle X-ray scattering study of precipitation in a Cu-2 at.% Co alloy

P. Ancrenaz, C. Servant and O. Lyon

Acta Cryst. (1993). B49, 463-468 [doi:10.1107/S0108768192012680]

Thermal effects in the structure of ammonium perrhenate

B. M. Powell, R. J. C. Brown, A. M. C. Harnden and J. K. Reid

Acta Cryst. (1993). B49, 468-474 [doi:10.1107/S010876819201173X]

Structure of RNi₃Al₉ (R = Y, Gd, Dy, Er) with either ordered or partly disordered arrangement of Al-atom triangles and rare-earth-metal atoms

R. E. Gladyshevskii, K. Cenzual, H. D. Flack and E. Parthé

Acta Cryst. (1993). B49, 474-478 [doi:10.1107/S0108768192011510]

Structure of Gd₃Ru₄Al₁₂, a new member of the EuMg_5.2 structure family with minority-atom clusters

R. E. Gladyshevskii, O. R. Strusievicz, K. Cenzual and E. Parthé

Acta Cryst. (1993). B49, 478-483 [doi:10.1107/S0108768192013533]

Structure of a high-pressure polymorph of Mg₃BN₃ determined from X-ray powder data

H. Hiraguchi, H. Hashizume, S. Sasaki, S. Nakano and O. Fukunaga

Acta Cryst. (1993). B49, 483-491 [doi:10.1107/S0108768192013417]

Phase transition in Sr₈[Al₁₂O₂₄](MoO₄)₂ aluminate sodalite (SAM)

W. Depmeier, R. Melzer and X. Hu

Acta Cryst. (1993). B49, 491-496 [doi:10.1107/S0108768193000916]

Ionic distribution in the solid-state laser material Na⁺/Nd³⁺ ''-alumina

M. Wolf and J. O. Thomas

Acta Cryst. (1993). B49, 497-506 [doi:10.1107/S0108768192009480]

Phase transitions of the halogen-bridged M^II-X-M^IV mixed-valence complexes [M(en)₂][MX₂(en)₂](ClO₄)₄ (M = Pt,Pd; X = Cl, Br). Structural studies of the high- and low-temperature phases of [Pt(en)₂][PtBr₂(en)₂](ClO₄)₄

K. Toriumi, M. Yamashita, S. Kurita, I. Murase and T. Ito

Acta Cryst. (1993). B49, 507-514 [doi:10.1107/S0108768192009595]

Preparations and structural correlations for the complexes of M^III halides (M = As, Sb, Bi) with crown ethers: structures of AsCl₃.12-crown-4, AsCl₃.15-crown-5, SbCl₃.12-crown-4 and BiCl₃.15-crown-5 and an evaluation of relative binding strengths for crown ligands

N. W. Alcock, M. Ravindran and G. R. Willey

Acta Cryst. (1993). B49, 515-519 [doi:10.1107/S0108768192012060]

Comparative structural studies of [(⁵-Me₅C₅)Ir^I(2,2'-bipyridine-4,4'-COOH)] and [(⁵-Me₅C₅)Ir^III{2,2'-bipyridine-4,4'-COO(CH₂)₃-pyrrole}Cl]ClO₄

R. Ziessel, S. Noblat-Chardon, A. Deronzier, D. Matt, L. Toupet, F. Balgroune and D. Grandjean

Acta Cryst. (1993). B49, 520-524 [doi:10.1107/S0108768192011662]

Structure determination of a complex pentamolybdodisulfate from synchrotron radiation Laue diffraction photographs: derivation and application of a wavelength-dependent absorption correction

S. J. Maginn, M. M. Harding and J. W. Campbell

Acta Cryst. (1993). B49, 524-530 [doi:10.1107/S0108768192009157]

Experimental charge density and electrostatic potential in adenine hydrochloride hemihydrate at 123 K

L. M. Cunane and M. R. Taylor

Acta Cryst. (1993). B49, 530-534 [doi:10.1107/S0108768192011832]

Salt-bridge formation by Cinchona alkaloids: quininium salicylate monohydrate

B. J. Oleksyn and P. Serda

Acta Cryst. (1993). B49, 535-541 [doi:10.1107/S0108768192011431]

Crystal engineering and structural investigations of the 2-amino-5-nitropyridinium salts C₅H₆N₃O₂⁺.HSO₄^- and C₅H₆N₃O₂⁺.H₂AsO₄^-

J. Pecaut, Y. Le Fur and R. Masse

Acta Cryst. (1993). B49, 541-546 [doi:10.1107/S0108768193000515]

Crystal structures and polymorphism in aliphatic p-amidobenzoic acids

N. Feeder and W. Jones

Acta Cryst. (1993). B49, 547-559 [doi:10.1107/S0108768193000217]

Structures of nine histamine H₂ antagonists related to N-cyano-N'-methyl-N''-[4-(2-pyridyl)butyl]guanidine

K. Prout, K. Burns, D. J. Watkin, D. G. Cooper, G. J. Durant, C. R. Ganellin and G. S. Sach

Acta Cryst. (1993). B49, 560-564 [doi:10.1107/S0108768192007171]

Peptide with built-in conformational constraints: structure of Z-(Aib)₇-O^tBu

M. Vlassi, H. Brueckner and M. Kokkinidis

Acta Cryst. (1993). B49, 564-576 [doi:10.1107/S0108768192012278]

Resonance-assisted hydrogen bonding. III. Formation of intermolecular hydrogen-bonded chains in crystals of -diketone enols and its relevance to molecular association

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

book reviews

Acta Cryst. (1993). B49, 576 [doi:10.1107/S0108768193000205]

Organic crystal chemistry. (IUCr Crystallographic Symposia No. 4) edited by J. B. Garbarcyzyk and D. W. Jones

Acta Cryst. (1993). B49, 576-578 [doi:10.1107/S0108768192011728]

Crystallography in modern chemistry. A resource book of crystal structures by T. C. W. Mak and G.-D. Zhou

international union of crystallography

Acta Cryst. (1993). B49, 578 [doi:10.1107/S0108768193099859]

Acta Crystallographica Section B

Structural Science

Volume 49, Part 3 (June 1993)

research papers

Lattice parameters, spontaneous strain and phase transitions in Pb3(PO4)2

E. K. H. Salje, A. Graeme-Barber, M. A. Carpenter and U. Bismayer

Determination of the incommensurately modulated structure of Ni3±xTe2

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

Determination of the incommensurately modulated structure of Cu3-xTe2

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

Neutron powder investigation of tetragonal and cubic stabilized zirconia, TZP and CSZ, at temperatures up to 1400 K

U. Martin, H. Boysen and F. Frey

Structure determination from small crystals of two aluminophosphates CrAPO-14 and SAPO-43

M. Helliwell, V. Kaucic, G. M. T. Cheetham, M. M. Harding, B. M. Kariuki and P. J. Rizkallah

A two-wavelength crystallographic study of a new aluminophosphate containing nickel

M. Helliwell, B. Gallois, B. M. Kariuki, V. Kaucic and J. R. Helliwell

Structure of anhydrous titanyl sulfate, titanyl sulfate monohydrate and prediction of a new structure

B. M. Gatehouse, S. N. Platts and T. B. Williams

Kikuchi patterns, index system and inflation properties of an Al70Co15Ni15 decagonal quasicrystal

Y. Yan, R. Wang, J. Gui and M. Dai

The modulated structure of LaMo8O14

H. Leligny, P. Labbe, M. Ledesert, M. Hervieu, B. Raveau and W. H. McCarroll

Impurity and temperature-dependent structural transformations in polytypic crystals of CdI2, PbI2 and CdBr2

S. K. Chaudhary

Small-angle X-ray scattering study of precipitation in a Cu-2 at.% Co alloy

P. Ancrenaz, C. Servant and O. Lyon

Thermal effects in the structure of ammonium perrhenate

B. M. Powell, R. J. C. Brown, A. M. C. Harnden and J. K. Reid

Structure of RNi3Al9 (R = Y, Gd, Dy, Er) with either ordered or partly disordered arrangement of Al-atom triangles and rare-earth-metal atoms

R. E. Gladyshevskii, K. Cenzual, H. D. Flack and E. Parthé

Structure of Gd3Ru4Al12, a new member of the EuMg5.2 structure family with minority-atom clusters

R. E. Gladyshevskii, O. R. Strusievicz, K. Cenzual and E. Parthé

Structure of a high-pressure polymorph of Mg3BN3 determined from X-ray powder data

H. Hiraguchi, H. Hashizume, S. Sasaki, S. Nakano and O. Fukunaga

Phase transition in Sr8[Al12O24](MoO4)2 aluminate sodalite (SAM)

W. Depmeier, R. Melzer and X. Hu

Ionic distribution in the solid-state laser material Na+/Nd3+ ''-alumina

M. Wolf and J. O. Thomas

Phase transitions of the halogen-bridged MII-X-MIV mixed-valence complexes [M(en)2][MX2(en)2](ClO4)4 (M = Pt,Pd; X = Cl, Br). Structural studies of the high- and low-temperature phases of [Pt(en)2][PtBr2(en)2](ClO4)4

K. Toriumi, M. Yamashita, S. Kurita, I. Murase and T. Ito

Preparations and structural correlations for the complexes of MIII halides (M = As, Sb, Bi) with crown ethers: structures of AsCl3.12-crown-4, AsCl3.15-crown-5, SbCl3.12-crown-4 and BiCl3.15-crown-5 and an evaluation of relative binding strengths for crown ligands

N. W. Alcock, M. Ravindran and G. R. Willey

Comparative structural studies of [(5-Me5C5)IrI(2,2'-bipyridine-4,4'-COOH)] and [(5-Me5C5)IrIII{2,2'-bipyridine-4,4'-COO(CH2)3-pyrrole}Cl]ClO4

R. Ziessel, S. Noblat-Chardon, A. Deronzier, D. Matt, L. Toupet, F. Balgroune and D. Grandjean

Structure determination of a complex pentamolybdodisulfate from synchrotron radiation Laue diffraction photographs: derivation and application of a wavelength-dependent absorption correction

S. J. Maginn, M. M. Harding and J. W. Campbell

Experimental charge density and electrostatic potential in adenine hydrochloride hemihydrate at 123 K

L. M. Cunane and M. R. Taylor

Salt-bridge formation by Cinchona alkaloids: quininium salicylate monohydrate

B. J. Oleksyn and P. Serda

Crystal engineering and structural investigations of the 2-amino-5-nitropyridinium salts C5H6N3O2+.HSO4- and C5H6N3O2+.H2AsO4-

J. Pecaut, Y. Le Fur and R. Masse

Crystal structures and polymorphism in aliphatic p-amidobenzoic acids

N. Feeder and W. Jones

Structures of nine histamine H2 antagonists related to N-cyano-N'-methyl-N''-[4-(2-pyridyl)butyl]guanidine

K. Prout, K. Burns, D. J. Watkin, D. G. Cooper, G. J. Durant, C. R. Ganellin and G. S. Sach

Peptide with built-in conformational constraints: structure of Z-(Aib)7-OtBu

M. Vlassi, H. Brueckner and M. Kokkinidis

Resonance-assisted hydrogen bonding. III. Formation of intermolecular hydrogen-bonded chains in crystals of -diketone enols and its relevance to molecular association

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

book reviews

Organic crystal chemistry. (IUCr Crystallographic Symposia No. 4) edited by J. B. Garbarcyzyk and D. W. Jones

Crystallography in modern chemistry. A resource book of crystal structures by T. C. W. Mak and G.-D. Zhou

international union of crystallography

Executive Secretary

Lattice parameters, spontaneous strain and phase transitions in Pb₃(PO₄)₂

Determination of the incommensurately modulated structure of Ni_3±xTe₂

Determination of the incommensurately modulated structure of Cu_3-xTe₂

Kikuchi patterns, index system and inflation properties of an Al₇₀Co₁₅Ni₁₅ decagonal quasicrystal

The modulated structure of LaMo₈O₁₄

Impurity and temperature-dependent structural transformations in polytypic crystals of CdI₂, PbI₂ and CdBr₂

Structure of RNi₃Al₉ (R = Y, Gd, Dy, Er) with either ordered or partly disordered arrangement of Al-atom triangles and rare-earth-metal atoms

Structure of Gd₃Ru₄Al₁₂, a new member of the EuMg_5.2 structure family with minority-atom clusters

Structure of a high-pressure polymorph of Mg₃BN₃ determined from X-ray powder data

Phase transition in Sr₈[Al₁₂O₂₄](MoO₄)₂ aluminate sodalite (SAM)

Ionic distribution in the solid-state laser material Na⁺/Nd³⁺ ''-alumina

Phase transitions of the halogen-bridged M^II-X-M^IV mixed-valence complexes [M(en)₂][MX₂(en)₂](ClO₄)₄ (M = Pt,Pd; X = Cl, Br). Structural studies of the high- and low-temperature phases of [Pt(en)₂][PtBr₂(en)₂](ClO₄)₄

Preparations and structural correlations for the complexes of M^III halides (M = As, Sb, Bi) with crown ethers: structures of AsCl₃.12-crown-4, AsCl₃.15-crown-5, SbCl₃.12-crown-4 and BiCl₃.15-crown-5 and an evaluation of relative binding strengths for crown ligands

Comparative structural studies of [(⁵-Me₅C₅)Ir^I(2,2'-bipyridine-4,4'-COOH)] and [(⁵-Me₅C₅)Ir^III{2,2'-bipyridine-4,4'-COO(CH₂)₃-pyrrole}Cl]ClO₄

Crystal engineering and structural investigations of the 2-amino-5-nitropyridinium salts C₅H₆N₃O₂⁺.HSO₄^- and C₅H₆N₃O₂⁺.H₂AsO₄^-

Structures of nine histamine H₂ antagonists related to N-cyano-N'-methyl-N''-[4-(2-pyridyl)butyl]guanidine

Peptide with built-in conformational constraints: structure of Z-(Aib)₇-O^tBu