An Introduction to Crystal ChemistryThe University Press, 1939 - 388 頁 |
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第 1 到 3 筆結果,共 40 筆
第 94 頁
... normal to which the atoms are arranged in in- dividually close - packed sheets ; in the cubic structure such sheets occur in four directions normal to the four cube diagonals . This distinction , we shall find later , gives rise to ...
... normal to which the atoms are arranged in in- dividually close - packed sheets ; in the cubic structure such sheets occur in four directions normal to the four cube diagonals . This distinction , we shall find later , gives rise to ...
第 273 頁
... normal to this plane . If the groups are inclined in all directions , no large birefringence is to be expected . In structures in which the arrangement of the strongly TABLE 56 RELATION BETWEEN OPTICAL PROPERTIES AND CRYSTAL STRUCTURE ...
... normal to this plane . If the groups are inclined in all directions , no large birefringence is to be expected . In structures in which the arrangement of the strongly TABLE 56 RELATION BETWEEN OPTICAL PROPERTIES AND CRYSTAL STRUCTURE ...
第 356 頁
... normal form is extended to 3 x 3.5 10-5 A. in the straight chain and an extension of about 100 per cent is therefore to be expected . This extension , although completely reversible , differs pro- foundly from the normal elastic ...
... normal form is extended to 3 x 3.5 10-5 A. in the straight chain and an extension of about 100 per cent is therefore to be expected . This extension , although completely reversible , differs pro- foundly from the normal elastic ...
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常見字詞
acid alkali halides aluminium anions anisodesmic arrangement atoms Bernal binding Ca2+ cadmium cadmium iodide caesium chloride carbon cations chains characteristic charge chem chemical classification closely co-ordination complex composition configuration corresponding crystal chemistry crystal structures deduced detailed discussed distribution electrons electrostatic valency elements fluorite forces formula geometrical H₂O hexagonal homopolar homopolar bond homopolar compounds hydrogen bond hydroxyl hydroxyl bond illustrated increasing interatomic distances ionic compounds ionic crystals ionic structures ions isodesmic isomorphous Krystallogr lattice energy lattice theory layer lattices linked melting point mixed crystals molecular structures neighbours normal occur oxides oxygen oxygen atoms oxygen ions packing phase Phys physical properties plane polarizing power possible radii radius ratio regarded resonance rotation salts shown in Fig silicates silicon simple sodium chloride solid solution spinel struc sub-group symmetrical Table temperature tetrahedral tion transition true metals unit cell values Waals water molecules wurtzite X-ray methods Zachariasen zincblende zone