Glass, Volume 1Minoru Tomozawa, Robert H. Doremus |
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Page 128
... phase of the phase - separated glass is continuous . Then at the temperature at which the glass rod is stretched , the pulling load must be borne essentially by the higher viscosity phase , since the lower viscosity phase is too fluid ...
... phase of the phase - separated glass is continuous . Then at the temperature at which the glass rod is stretched , the pulling load must be borne essentially by the higher viscosity phase , since the lower viscosity phase is too fluid ...
Page 138
... phase particles at the postpulling heat treatment temperature is extremely slow and the rearrangement of the particles requires a much longer time at this temperature . The anisotropic distribution of the spherical minor phase gives a ...
... phase particles at the postpulling heat treatment temperature is extremely slow and the rearrangement of the particles requires a much longer time at this temperature . The anisotropic distribution of the spherical minor phase gives a ...
Page 151
... phase - separated glasses . The origin of this birefringence is not completely clear , but the phenomenon is of considerable interest . A borosilicate glass of composition SiO2 70 , B2O3 23 , and Na2O 7 wt % was heat treated at 600 ° C ...
... phase - separated glasses . The origin of this birefringence is not completely clear , but the phenomenon is of considerable interest . A borosilicate glass of composition SiO2 70 , B2O3 23 , and Na2O 7 wt % was heat treated at 600 ° C ...
Contents
Text | 8 |
Ultraviolet Absorption | 10 |
Visible Absorption | 35 |
Copyright | |
49 other sections not shown
Common terms and phrases
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