The distribution of electrons direction per unit

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Unformatted text preview: f electrons direction per unit length. crystallographic degree of polymerization The num within the filledwithin the theof an energy inner shells ions. ion in refractive indexhardens due to penetration ofpermissibleatom. levels in an atom. surface with liquid crystal to form a polymer; usually a melt or weig An anisotropic fluid, the molecular coring type of primary bondsolute distribution of occurs in ionic bonds Variation in the involving process that a single electron transfer A ionic bond A solution characterized by molecular alignment. Chapter 2 Atomic Scale 31 divided by the molecular weight of th ion Term used by ceramists due electropositive an electropositive element gives Structures electron phase and to nonequilibrium solidification. Coring occurs in which atoms that display a up an electronegative liquid metal embrittlement A degradation mechanism y martensitic, or athermal, to electronegativity values then because the composition a the solid and the liquid which a liquiddegrees of freedom The grain significant difference in theirbecome ofcation and this electron isin are added to anmetal preferentially attacks thenumber of 2.4.1 Ionic Bonding etallic materials. (usually notNthe 1.7). type electronegative element that becomes an anion. in a solid. E variables necessary to specify equilibr same a specific temperature. The most common at of bond in a compound containing both electropositive and boundaries level within the band gap of a elements is the ionic bond. This bondThe relative tendencyfrom an element electronegativity displaceelectronegative fatigue ionic (atomic) polarization The degradation mechanism in whichthe dendrite A treelike structure in a s corrosion A temporary involves electron transfer of liquidus electropositive atom to the electronegative atom. A high of an between the atoms favors The temperature at which a liquid begins to d with the extra electrons to gain, or attract, an electron. ment of positive and negative ions in the presence ENsimultaneously formed cooling conditions. the...
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