CONTENTS

 

Preface

3

 

5

V. Kvasnycya, V. Pavlyshyn, Î. Matkovskyy

Situation and prospects of mineralogical crystallography in Ukraine . . . . . . . . . . . . . .

 

9

I. Kvasnytsya, V. Pavlyshyn

The growth forms of native copper crystals from Volyn' region . . . . . . . . . . . . . . . . .

 

15

L. Ivanchenko, L. Erayzer, ². Kovalevska

The elaboration methods of receipt and properties research of artificial langbeynit . .

 

23

A. Dzyazko, V. Kulichenko, S. Nedilko, E. Zenkovich

Phase formation and oxygen nonstoichiometry in system Pr-Ni-O . . . . . . . . . . . . . . .

 

28

V. Kozhuhar, V. Brem, Yu. Eputatov, S. Savych, Î. Usatyuk

Alloying of polycrystalline solids by hydride-forming elements . . . . . . . . . . . . . . . . .

 

33

M. Karpets, I. Gorna, N. Kuz'menko, L. Kulak, G. Sarghan, S. Firstov

High-temperature X-ray 'IN-SITU' investigation of phase transformation in the system Al-Fe-Cr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

 

 

38

V. Zinchenko, V.Markiv, N. Efryushina, O. Eryomin, I. Stoyanova, N. Belyavina, Î. Brud'ko

Synthesis and structure of EuAlF5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

 

 

46

E. Peresh, V. Sidey, O. Zubaka, I. Stercho
Crystal structure of the K2(Rb2,Cs2,Tl2)TeBr6(I6) and Rb3(Cs3)Sb2(Bi2)Br9(I9) halogenic derivatives of the perovskite family . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

 

 

53

M. Romanyuk, V. Stadnyk, Yu. Stadnyk

The crystal structure and phase transition in the RbNH4SO4 CRYSTALS . . . . . . . . . .

 

62

A. Shivanyuk, D. Falabu, K. Rissanen

Structure and Solvation of a Tetra-Z-protected Resorcinarene in the Crystalline State

 

 

67

S. Nedilko, T. Voitenko

Influence of additions of REE-elements on the properties of the Bi2Sr2CaCu2Oy compound . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

 

 

73

S. Nedilko, M. Zelenko

Reseaching structure and properties Tl-Containing high-temperature superconductors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

 

 

79

S. Pukas, R. Gladyshevskii, E. Gladyshevskii

The Er-Al-Ge system near the composition of the erbium digermanide . . . . . . . . . . . .

 

84

L. Fedyna, O. Bodak, A. Fedorchuk, Z. Shpyrka

Crystal structure of the DyCu1-xSb2(x=0,041) compounds . . . . . . . . . . . . . . . . . . . . . .

 

91

O. Myakush, A. Fedorchuk, Ya. Tokaychuk, R. Lapunova

New ternary compounds in the TmFeGa system and some peculiarities of the crystal structures of R(M,Ga)2 galides . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

 

 

95

N. Vityk, R. Gladyshevskii

Solid solutions based on compounds R2T17 and RT5 (R = Y, Tb - Lu; T = Co, Ni) in ternary systems R-Co-Ga and R-Ni-Al . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

 

 

104

M. Konyk, L. Romaka, Yu. Gorelenko, O.Bodak

Magnetic properties of ternary R2NiGe6 (R = Y, Gd, Dy, Ho) germanides . . . . . . . . .

 

109

M. Mys’kiv, B. Mykhalichko

Peculiaries of formation of polynuclear Cu(I) complexes with some olefinic and acetylenic ligands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

 

 

116

O. Pavlyuk, O. Shkurenko, V. Davydov

Structural aspect of copper(I) halogenide interection with 1-allyl–9–aminoacridinium and 1,4-diallylpiperazinum bromides . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

 

 

125

G. Noschenko, Yu. Slyvka, B. Mykhalichko

Comparative analysis of geometry Cu(I)-C?C p-cores in copper(I) halide p-complexes with mono- and disubstituted acetylenes . . . . . . . . . . . . . . . . . . . . . . . . . . .

 

 

137