| 1 | Author
| Peter Klüfers, Albrecht Mewis | Requires cookie* | | Title
| Zur Struktur der Verbindungen BaZn2P2 und BaZn2As2 The Crystal Structure of BaZii2P2 and BaZn2As2  | | | Abstract
| New yü?2-X^2-compounds, BaZn2?2 and BaZn2As2, were prepared. The structures were determined by X-ray methods. In the case of BaZn2P2 (S.G. I4/mmm; a = 4.019 A, c = 13.228 A) layers of edgeshared ZnP4-tetrahedra alternate with Ba-layers; in the case of BaZn2As2 (S.G. Pnma; a = 10.010 A, b = 4.246 A, c = 10.910 A) Zn and As build a 3D-network of edge and vertex shared tetrahedra with Ba in the holes of this network. | | |
Reference
| Z. Naturforsch. 33b, 151—155 (1978); eingegangen am 19. Oktober 1977 | | |
Published
| 1978 | | |
Keywords
| Ternary Barium Compounds, Zinc, Phosphide, Arsenide, Crystal Structure | | |
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| default:Reihe_B/33/ZNB-1978-33b-0151.pdf | | | Identifier
| ZNB-1978-33b-0151 | | | Volume
| 33 | |
2 | Author
| Albrecht Mewis | Requires cookie* | | Title
| AB2X2-Verbindungen im CaAl2Si2-Typ, V [1] Zur Struktur der Verbindungen CaMn2P2, CaM^As*, SrMn2P2 und SrMn2As2  | | | Abstract
| Four ternary compounds with the formulas CaMn2P2, CaMn2As2, SrMn2P2, and SrMn2As2 have been prepared and investigated by X-ray methods. They are isotypic and crystallize trigonally in a CaAl2Si2-type structure (space group P 3 m 1-D3d) with the lattice constants: | | |
Reference
| Z. Naturforsch. 33b, 606—609 (1978); eingegangen am 20. März 1978 | | |
Published
| 1978 | | |
Keywords
| Strontium Compounds, Calcium Compounds, Manganese, Phosphides, Arsenides | | |
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| default:Reihe_B/33/ZNB-1978-33b-0606.pdf | | | Identifier
| ZNB-1978-33b-0606 | | | Volume
| 33 | |
5 | Author
| Albrecht Mewis | Requires cookie* | | Title
| Zur Struktur der Verbindungen SrZn2As2, SrCd2As2 und YbMnCuP2 AB2X2 Compounds with the CaAl2Si2 Structure, VII [1] The Crystal Structure of SrZn2As2, SrCd2As2, and YbMnCuP2  | | | Abstract
| The compounds SrZn2As2, SrCd2As2, and YbMnCuP2 have been prepared and their structures determined. They are isotypic and crystallize trigonally in a CaAl2Si2-type structure (space group P3ml) with the lattice constants: | | |
Reference
| Z. Naturforsch. 35b, 939—941 (1980); eingegangen am 24. März 1980 | | |
Published
| 1980 | | |
Keywords
| Ternary Compounds, Arsenides, Phosphide, Crystal Structure | | |
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| default:Reihe_B/35/ZNB-1980-35b-0939.pdf | | | Identifier
| ZNB-1980-35b-0939 | | | Volume
| 35 | |
8 | Author
| Viktor Keimes, Albrecht Mewis | Requires cookie* | | Title
| Strukturvarianten des MgCu2 -Typs: Die Verbindungen Mg2 Ni3P und Mg2 Ni3As  | | | Abstract
| Variants of the M gC u2 Type: The C om pounds M g2N i3P and M g2N i3As The com pounds M g2N i3P and M g2N i3A s were prepared by heating the elements. Their structures have been determined from single-crystal X-ray data. The structure o f the phosphide is a rhombohedral ternary variant o f the cubic Laves structure type M gCu2 (R 3m ; hexagonal lattice constants: a = 4.971(0)Ä , c = 10.961 (2) Ä). The ordered substitution o f one quarter o f the metal atom s by phosphorus and the resulting shorter distances are responsible for the rhombohedral symmetry. The arsenide crystallizes in the M gC u2 type structure (F d3m ; a = 6.891(1)A , com position M g2N i3A s) with a statistic distribution o f the N i and As atoms; the relevant hom ogeneity range extends from M g2N i2 9A s , , to M g2N i3 5A s0 5. | | |
Reference
| Z. Naturforsch. 47b, 1351—1354 (1992); eingegangen am 23. März 1992 | | |
Published
| 1992 | | |
Keywords
| M agnesium, N ickel, Phosphide, Arsenide, Crystal Structure | | |
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| default:Reihe_B/47/ZNB-1992-47b-1351.pdf | | | Identifier
| ZNB-1992-47b-1351 | | | Volume
| 47 | |
9 | Author
| Albrecht Mewis | Requires cookie* | | Title
| Darstellung und Struktur der Verbindungen MgCuP, BaCuP(As) und BaAgP(As) Preparation and Crystal Structure of MgCuP, BaCuP(As), and BaAgP(As)  | | | Abstract
| The ABX-compounds MgCuP, BaCuP(As) and BaAgP(As) have been prepared and their structures determined. MgCuP crystallizes orthorhombically in an anti-PbCl2-structure (space group Pnma-D.Jg, a = 653.2(1) pm, b — 383.5(1) pm, c = 717.0(1) pm). The compounds BaCuP(As) and BaAgP(As) are isotypic and crystallize in a modified Ni2ln-structure (space group P 63/mmc-D^) with the lattice constants: | | |
Reference
| Z. Naturforsch. 34b, 1373—1376 (1979); eingegangen am 28. Juni 1979 | | |
Published
| 1979 | | |
Keywords
| Phosphides, Arsenides, 2 A Elements, 1B Elements, Crystal Structure | | |
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| default:Reihe_B/34/ZNB-1979-34b-1373.pdf | | | Identifier
| ZNB-1979-34b-1373 | | | Volume
| 34 | |
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