Glass, Volume 1Minoru Tomozawa, Robert H. Doremus |
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Page 142
... term containing q is small compared with unity . The third term in the bracket of Eq . ( 18 ) is small compared with the second term and this equation is approximately equal to Eq . ( 14 ) . When the distribution of spherical particle ...
... term containing q is small compared with unity . The third term in the bracket of Eq . ( 18 ) is small compared with the second term and this equation is approximately equal to Eq . ( 14 ) . When the distribution of spherical particle ...
Page 227
... terms ( nuclear Zeeman term , magnetic shift term , and quadrupolar term ) = • HyhIH + yħl · σ · H + I · Q · I ( 2 ) where is a magnetic shift ( chemical shift , paramagnetic shift or Knight shift ) tensor , Q is the quadrupolar tensor ...
... terms ( nuclear Zeeman term , magnetic shift term , and quadrupolar term ) = • HyhIH + yħl · σ · H + I · Q · I ( 2 ) where is a magnetic shift ( chemical shift , paramagnetic shift or Knight shift ) tensor , Q is the quadrupolar tensor ...
Page 341
... term on the right - hand side of this equation represents the energy required to remove a cation away from a site adjacent to oxygen anion and the second term represents the elastic energy needed to move the cation in the glass matrix ...
... term on the right - hand side of this equation represents the energy required to remove a cation away from a site adjacent to oxygen anion and the second term represents the elastic energy needed to move the cation in the glass matrix ...
Contents
Text | 8 |
Ultraviolet Absorption | 10 |
Visible Absorption | 35 |
Copyright | |
49 other sections not shown
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absorption alkali anisotropic annealing applications assumed atoms band birefringence bleaching bond Bray Brillouin calculations caused Ceram charge Chem coefficient color composition concentration considered constant containing coordination copper crystal crystalline curve darkening density dependence described detailed determined dielectric diffusion discussed distribution effect electron energy equilibrium et al experimental fading field Figure fluctuations frequency function given gives heat heat treatment hole increase indicated intensity ions levels light liquid material measured microstructural mole negative birefringence observed obtained optical oxide oxygen particles phase photochromic Phys polarization positive present produce range ratio reduced relaxation reported respectively sample scattering separation shift shown in Fig shows silicate glasses silver halide similar SiO2 sodium Solids spectra spectrum strain stress stretching structural studied Taylor techniques temperature term thermal tion transition trapped viscosity wavelengths York