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Callister - An introduction - 8th edition

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Nanotubes, carbon, 13, 471<br />

Natural aging, 442, G8<br />

Natural rubber (polyisoprene), 549,<br />

599, 600<br />

degradation resistance, 708<br />

melting and glass transition<br />

temperatures, A40<br />

stress-strain behavior, 589<br />

thermal properties, 785<br />

NBR, see Nitrile rubber (NBR)<br />

Necking, 165<br />

complex stress state in, 171<br />

criterion for, 194<br />

in ductile fracture, 237<br />

polymers, 573<br />

Néel temperature, 813<br />

Neodymium-iron-boron magnets,<br />

824–825<br />

Neoprene rubber, 600, 708<br />

Nernst equation, 680<br />

Network formers (glass), 465<br />

Network modifiers (glass), 465<br />

Network polymers, 546, 547, G8<br />

Network solids, 470<br />

Neutrons, 20<br />

Nichrome, 731<br />

Nickel, 414, 415<br />

atomic radius and crystal<br />

structure, 47<br />

Curie temperature, 813<br />

elastic and shear moduli, 157<br />

as ferromagnetic material, 807<br />

magnetization curves (single<br />

crystal), 818<br />

Poisson’s ratio, 157<br />

recrystallization temperature, 222<br />

slip systems, 203<br />

thermal properties, 785<br />

thoria-dispersed (TD), 634<br />

yield and tensile strengths,<br />

ductility, 168<br />

Nickel ferrite, 811<br />

Niobium, 412<br />

Niobium alloys, as superconductors,<br />

830, 831<br />

Nitinol, 379, 381<br />

Nitrile rubber (NBR), 552<br />

characteristics and applications,<br />

599, 600<br />

degradation resistance, 708<br />

Noble metals, 414, 415<br />

Nodular iron, see Ductile iron<br />

Noncrystalline materials, 46,<br />

79, G8<br />

Nondestructive evaluation, see<br />

Nondestructive testing<br />

Nondestructive inspection, see<br />

Nondestructive testing<br />

Nondestructive testing, 247<br />

Nonequilibrium cooling, 329<br />

Nonequilibrium phases, 354<br />

Nonequilibrium solidification,<br />

295–297<br />

Nonferrous alloys, 406–416, G8.<br />

See also specific nonferrous<br />

alloys<br />

Nonsteady-state diffusion,<br />

128–132, G8<br />

Nonstoichiometry, 473<br />

Normalizing, 368, 423–424, G8<br />

Notches, effect of, 243, 578<br />

Notch toughness, 169, 251<br />

n–p-n Junction transistors, 750–751<br />

n-Type semiconductors, 736–738, G8<br />

Nucleation, 344–352, G8<br />

heterogeneous, 350–352<br />

homogeneous, 345–350<br />

Nucleation rate, 348<br />

temperature dependence, 348<br />

homogeneous vs. heterogeneous,<br />

351–352<br />

Nucleus, phase particle, 346<br />

Number-average molecular weight,<br />

541, 542–543<br />

Nylon, fatigue behavior, 580<br />

Nylon 6,6:<br />

degradation resistance, 708<br />

density, 567, 572, A5<br />

dielectric constant and dielectric<br />

strength, 758<br />

electrical conductivity, 755<br />

mechanical properties, 572, A8,<br />

A10, A14, A17<br />

melting and glass transition<br />

temperatures, 593, A40<br />

repeat unit structure, 540, A37<br />

thermal properties, 785<br />

Nylons, trade names, characteristics,<br />

and applications, 597<br />

O<br />

Octahedral position, 460, 810, G8<br />

Ohm’s law, 721, 722, G8<br />

Oil, as quenching medium, 430–431<br />

Opacity, 844, G8<br />

in insulators, 854–855<br />

in semiconductors, 849–850<br />

Optical fibers, 511, 863–865<br />

Optical flint glass, composition and<br />

properties, 503, 848<br />

Optical microscopy, 108–109, 110,<br />

112<br />

Optical properties, 841<br />

of metals, 845–846<br />

of nonmetals, 846–855<br />

Ordered solid solution, 311, 406<br />

Index • I13<br />

Organic light-emitting diodes, 857<br />

Orientation polarization, 763, G9<br />

Orthorhombic crystal system,<br />

52, 54<br />

Osmium, 415<br />

Overaging, 438, G8<br />

Overvoltage, 683, 685, 686–687<br />

Oxidation, 675, 703–706, G8<br />

kinetics, 705–706<br />

metals, 703–706<br />

Ozone, degradation of polymers,<br />

708, 709–710<br />

P<br />

Palladium, 127, 145, 415<br />

Paraffins, 534–535<br />

Paramagnetism, 806, 817, G8<br />

Parisons, 515, 613<br />

Particle-reinforced composites,<br />

629–634, G8<br />

Pascal-second, 488<br />

Passivity, 690–692, G8<br />

Pauli exclusion principle, 24, G8<br />

Pearlite, 323, G8<br />

coarse, 358, 359, G2<br />

colonies, 323<br />

as composite, 628<br />

fine, 359, 371, G5<br />

formation of, 324, 356–360,<br />

368, 378<br />

hardness vs. transformation<br />

temperature, 373<br />

mechanical properties, 370–373,<br />

378<br />

Pentane, 535<br />

Performance (materials), 3.<br />

See also Processing/structure/<br />

properties/performance<br />

correlations<br />

Periclase, 506, 507. See also<br />

Magnesium oxide<br />

Periodic table, 26–27, G9<br />

Peritectic reaction, 314, G9<br />

Permalloy (45), magnetic<br />

properties, 822<br />

Permanent dipoles, 35, 763<br />

Permeability (in polymers), 559<br />

Permeability coefficient, 559, 560<br />

Permeability, magnetic, 803, 804, 842,<br />

847, G9<br />

Permittivity, 31, 757, 759, 842,<br />

847, G9<br />

Perovskite structure, 459, 460,<br />

766, 830<br />

Perpendicular magnetic recording<br />

media, 826–827<br />

PET, see Polyester(s)<br />

Phase boundaries, 104

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