An ef same ecl ispositive the longitudinal or

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Unformatted text preview: kpiece at a high displace- The crystallographic direction per u Part III (atomic) polarization ionic Properties The temporary velocity. liquidus The temperature at which mentsurface hardens due to penetration of the ions. an of positive and negative ions in the presence of liquid crystal An anisotrop freeze during equilibrium cooling con direction isfield. to theA type of primary bond involving fiber direction in a unidirectional fiber-reinforced composite. ionic bond electric parallel solution characterized by mole Equations 14.5–6 and 14.5–7 can be combined to obtain: Existence of a electronegative and electropositive atoms remove an a long-range order embrittlement r that display ionization potential The energy required to liquid metal arrangement of atoms, ions, or molec c m significantf difference in their electronegativity values (14.5–8) Vf Vm electron from an isolated neutral atom. in which a of a metal prefere c crystalline region liquidmaterial. (usually f EN 1m .7). boundaries in a solid. isomorphous Having the same structure. When find Finally, by recognizing that, within the elastic limit, E , we applied ionic (atomic) polarization the solid phase has The temporary displace- luminescence Absorption of light to a phase diagram,Vindicating that Ecl Ef Vf Em m (14.5–9) liquidus The temperature a radiation at high frequencies with su ment of and negative ions in the value of structure and hence complete solubility at modulus. an Ef same Ecl ispositive the longitudinal, or isostrain,the presence of Since every freeze during equilibrium cooli The known as composite at lower frequencies. electric is usually much field. than Em and Vf is usually greater than Vm , Ecl is approxicomposition. greater long-rangeprocess byExistence matelyionization f potential equal to Vf E and the isostrain modulus is only a weak function of the an machining A order which ex The energy required to remove matrix isostrain An assumption in the analysis of composites properties. arrangement of atoms, ions, or removed by plastic shearing. electron direction perpendicular to inIf the loading fiber and isolated neutralconsidered to be shown in Figwhich the from anis the matrix aretheatom.direction, as fiber crystalline region of a material ure 14.5–2b, to identical Havinglevels.transverse direction When estimated by subjected the composite modulus in thesame structure. of abe applied magnetic domains Microscopic re strain the It is the result can isomorphous recognizing that the total strain in the composite is the weighted sum of the strains in the luminescence ferromagnetic crystal inAbsorptionof which all o load to matrix. Mathematically, to the fibers. being applied parallel fibers anda phase diagram, indicating that the solid phase has radiation at high frequencies w thec f An assumption hence complete composites (14.5–10) isostresssamef structure andin the analysis of solubility at every dipoles are aligned with one another V Vm m at lower frequencies. magnetic field...
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This note was uploaded on 02/25/2013 for the course PHYS 2202 taught by Professor Sowell during the Spring '10 term at Georgia Tech.

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