Zobrazeno 1 - 10
of 37
pro vyhledávání: '"Mar'yana Lukachuk"'
Publikováno v:
Inorganic Chemistry. 47:4656-4660
The title compound was synthesized from Gd, Gdl 3 and Zn under Ar atmosphere at 850 °C. It crystallizes in the space group R3 (No. 148) with lattice constants a = 15.686(1) A and c = 10.4882(8) A. The structure features isolated Zn-centered Gd 6 oct
Publikováno v:
Zeitschrift für anorganische und allgemeine Chemie. 633:1708-1712
The power of electron microscopy techniques for the determination of structure and composition of marginal byproducts is demonstrated for rare earth metal cluster compounds. Small amounts of the new phase Gd4GaI6 in samples with the nominal compositi
Autor:
Chong Zheng, Hansjuergen Mattausch, Mar'yana Lukachuk, Hui‐Yi Zeng, Arndt Simon, Hiroki Okudera
Publikováno v:
Zeitschrift für anorganische und allgemeine Chemie. 633:1359-1365
Two new layered rare earth boride halides, La2XB3 (X = Cl, Br) have been synthesized. They crystallize in the space group (No. 174) with a = 7.872(1) A, c = 8.219(2) A, V = 441.1(1) A3 for the chloride, and with a = 7.834(1) A, c = 8.440(1) A, V = 44
Autor:
Hansjürgen Mattausch, M. G. Banks, Chong Zheng, Mar'yana Lukachuk, Reinhard K. Kremer, Arndt Simon
Publikováno v:
Zeitschrift für Naturforschung B. 62:633-641
The title compounds were synthesized from RE, REI3 (RE = Ce, Gd, Y) and Al or Ga under an Ar atmosphere at 930 - 950 °C. The non-stoichiometric Ce2+xI2Al2+y and Ce2+xI2Ga2+y compounds crystallize in the space group R3̄m (No. 166) with lattice const
Publikováno v:
ChemInform. 46
Publikováno v:
Zeitschrift für Kristallographie - Crystalline Materials. 221:435-444
The crystal chemistry of binary and ternary intermetallic compounds with orthorhombic Re3B or MgCuAl2 type structure is reviewed. Besides the preparation techniques and crystal chemistry we focus on the structure–property relations and chemical bon
Autor:
Birgit Heying, Ute Ch. Rodewald, Mar’yana Lukachuk, Vasyl' I. Zaremba, Y. Niide, Vitaliy P. Dubenskiy, Rainer Pöttgen, Kenichi Katoh, A. Ochiai
Publikováno v:
Monatshefte für Chemie - Chemical Monthly. 137:249-261
The rare earth–transition metal-indides GdPdIn, ErPdIn, YbPdIn, YPtIn, TmPtIn, Dy4Pd10In21, PrPt2In2, and Tb2Pt7In16 were prepared by arc-melting of the elements or by induction melting of the elements in sealed tantalum tubes in a water-cooled sam
Publikováno v:
Monatshefte für Chemie - Chemical Monthly. 137:7-13
Single crystals of the indide Er2.30(1)Ni1.84(1)In0.70(1) were isolated from an arc-melted sample of the initial composition 5Er:2Ni:1In. Er2.30Ni1.84In0.70 crystallizes with a new superstructure of the Mo2FeB2 type: P4/m, a = 738.6(2), c = 361.4(1)
Publikováno v:
Monatshefte für Chemie - Chemical Monthly. 136:1985-1991
The gadolinium–rhodium–indide Gd3Rh1.940(7)In4 was prepared by arc-melting of the elements and subsequent annealing in a corundum crucible in a sealed silica tube. Gd3Rh1.940(7)In4 adopts the hexagonal Lu3Co1.87In4 type, space group $P{\bar 6}$ ,
Autor:
Mariya Dzevenko, Vasyl' I. Zaremba, Rainer Pöttgen, Roman Zaremba, Mar’yana Lukachuk, Yaroslav V. Galadzhun, Ute Ch. Rodewald, Yaroslav M. Kalychak
Publikováno v:
Journal of Solid State Chemistry. 178:2724-2733
The rare earth–nickel–indides RE14Ni3In3 ( RE = Sc , Y, Gd–Tm, Lu) were synthesized from the elements by arc-melting and subsequent annealing. The compounds were investigated on the basis of X-ray powder and single crystal data: Lu14Co2In3 type