octahedral in English

adjective

[oc·ta·he·dral || ‚ɑktə'hedrəl /‚ɒk-]

polyhedron with eight surfaces

Use "octahedral" in a sentence

1. The salt Sr2Zn(OH)6 features zinc in an octahedral coordination sphere.

2. BaS crystallizes with the NaCl structure, featuring octahedral Ba2+ and S2− centres.

3. Uranium hexachloride has an octahedral geometry with a point group of Oh.

4. The Zn(1) site is coordinated by six hydroxyl (OH) groups in an octahedral geometry .

5. NiCO3 adopts a structure like calcite, consisting of nickel in an octahedral coordination geometry.

6. SF 6 has an octahedral geometry, consisting of six fluorine atoms attached to a central sulfur atom.

7. MnCO3 adopts a structure like calcite, consisting of manganese(II) ions in an octahedral coordination geometry.

8. In this motif, each Na+ ion is surrounded by six H− centers in an octahedral geometry.

9. In this structure, Ca2+ occupies tetrahedral sites, and the nitride centres occupy two different types of octahedral sites.

10. The polymer consists of octahedral 3− centers crosslinked with K+ ions that are bound to the CN ligands.

11. All the isolated complexes of formulasM(ADNU)2 orM(ADU)2 show a square planar geometry, whereas the others are octahedral.

12. The cations occupy two different octahedral sites which are M1 and M2 and form ionic bonds with the silicate anions.

13. Aluminum oxide Crystallizes with aluminum ions in two-thirds of the octahedral holes in a closest-packed array of oxide ions

14. Lithium ions replace magnesium or iron in certain octahedral locations in clays, and lithium-6 is sometimes preferred over lithium-7.

15. The compound crystallizes in the cadmium iodide motif, with the Sn(IV) situated in "octahedral holes' defined by six sulfide centers.

16. During this Abiological reduction, the reduced Mn remained part of the hexagonal crystal structure, occupying positions above or below octahedral vacancies

17. The galena forms mats of octahedral crystals, the sphalerite is dense and anhedral and the marcasite powdery or displays its Coxcomb habit.

18. Albitic jadeite, by contrast, a Na-rich analogue of tissintite, is super-silicic, vacancy-rich pyroxene with excess Si coordinated in the octahedral M1 site.

19. ‘The crystals have a typical pseudo-octahedral habit, often with composite crystal faces, and are typically associated with red Andradite, hematite, calcite, gaudefroyite, barite

20. ‘The crystals have a typical pseudo-octahedral habit, often with composite crystal faces, and are typically associated with red Andradite, hematite, calcite, gaudefroyite, barite

21. PseudoBoehmite is essentially finely crystalline Boehmite which consists of the same or similar octahedral layers in the xz plane but lacks three-dimensional order because

22. An introduction to Atomistic simulation methods 9 where θ0 is the nominal equilibrium angle (90° for an octahedral coordination, 109.47° for a tetrahedral coordination)

23. 15 A method for producing a mixture of ethylene and carbon monoxide comprises contacting ethane and an oxygen source with a catalyst comprising synthetic cryptomelane or octahedral molecular sieve.

24. The planar Antigorite seems to exhibit electrokinetic behaviour intermediate between the brucite and silica, indicating equal importance of both the magnesia octahedral sheet (brucite sheet) and the silica tetrahedral sheet.

25. Antigorite is 1:1 layered hydrated magnesium silicate that is composed of an octahedral magnesium hydroxide layer and a tetrahedral layers of silica, which is a mineral variety of the serpentine group,.

26. Austenite (f.c.c.) is a simple interstitial solid solution in which the C atoms are randomly arranged throughout the available octahedral holes (of which there is one per Fe atom), there being insufficient C for a regular structure

27. It is known that carbon atoms can be arranged in two possible ways in the Cementite lattice, namely, at the centers of trigonal prisms with iron atoms at the vertexes and at the centers of slightly deformed octahedrons (octahedral

28. In an alternative view, the atomic structure can be described as a hexagonal, close-packed array of oxygen ions with half of the octahedral sites occupied with magnesium or iron ions and one-eighth of the tetrahedral sites occupied by silicon ions.

29. Biotites, where the "average" distortion ofthe octahedral layer decreases with increasing Fe content and the Ml site is more distorted and larger than the M2 site; (2) the reduction in (M-O) distance in the two octahedra causes a more marked reduction in the size of the