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Page 229
... modulus as a function of temperature , as shown in Figure 6.6-5 ( a ) . Glassy polymers are characterized by a modulus of about 7000 MPa . Rubbers are characterized by a modulus of 0.7-70 MPa . In the absence of crosslinking , these ...
... modulus as a function of temperature , as shown in Figure 6.6-5 ( a ) . Glassy polymers are characterized by a modulus of about 7000 MPa . Rubbers are characterized by a modulus of 0.7-70 MPa . In the absence of crosslinking , these ...
Page 375
... modulus is related to the shape of the bond energy curve . Materials with deep , sharp , bond energy curves have high elastic moduli . Examples of high - modulus materials include most ceramics with covalent or mixed ionic / covalent ...
... modulus is related to the shape of the bond energy curve . Materials with deep , sharp , bond energy curves have high elastic moduli . Examples of high - modulus materials include most ceramics with covalent or mixed ionic / covalent ...
Page 378
... modulus , known as the relaxation modulus , E , ( t ) . Viscoelastic deformation is often studied using either of two common mechanical tests . The first method involves a time - dependent reduction in stress under constant strain known ...
... modulus , known as the relaxation modulus , E , ( t ) . Viscoelastic deformation is often studied using either of two common mechanical tests . The first method involves a time - dependent reduction in stress under constant strain known ...
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Materials Science and Engineering | 2 |
CHAPTER | 4 |
CHAPTER | 12 |
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alloy aluminum anion applications atoms band band gap BCC structure bond-energy curve brittle Calculate carbon cation ceramics chain Chapter charge carriers classes of materials close-packed coefficient component composition compound conductivity containing corrosion covalent bonds crack crystal structure crystalline cubic decreases defects density determined dielectric diffusion dipole direction discussed dislocation ductility elastic elastic modulus electrical electronegative energy engineering Equation equilibrium eutectic eutectoid Example Problem fatigue ferromagnetic fibers fraction fracture glass glass transition temperature grain boundaries heat impurity increases interface interstitial ions lattice liquid load magnetic martensite matrix mechanical melting metal microstructure modulus molecules nucleation occurs oxide pearlite peritectic phase diagram plane polyethylene polymers primary bonds properties quench ratio reaction region resistance result schematic secondary bonds semiconductors shown in Figure shows silicon SiO2 solid solution steel strain strength stress surface tensile tetrahedral transformation unit cell vacancies valence band