Glass, Volume 1Minoru Tomozawa, R. H. Doremus |
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Results 1-3 of 33
Page 134
... heat treatment , and furnace cooled ( 2 ° C / min ) . Any change of the birefrin- gence in the samples by this heat treatment was measured again at room temperature . Figure 6 shows the thermal relaxation behavior of the microstructural ...
... heat treatment , and furnace cooled ( 2 ° C / min ) . Any change of the birefrin- gence in the samples by this heat treatment was measured again at room temperature . Figure 6 shows the thermal relaxation behavior of the microstructural ...
Page 135
... HEAT - TREATMENT 2 4 6 3 H FIG . 6. Birefringence observed as a func- tion of the postpulling heat - treatment time at 564 ° C . Times indicated on curves are the prepulling heat - treatment times at 595 ° C . ( After Takamori and ...
... HEAT - TREATMENT 2 4 6 3 H FIG . 6. Birefringence observed as a func- tion of the postpulling heat - treatment time at 564 ° C . Times indicated on curves are the prepulling heat - treatment times at 595 ° C . ( After Takamori and ...
Page 139
... heat - treatment time can be explained by the shape variation of the prolate spheroidal particles . With this glass , a short heat treatment at 595 ° C is sufficient to nearly complete phase separation ( Tomozawa and Takamori , 1977a ) ...
... heat - treatment time can be explained by the shape variation of the prolate spheroidal particles . With this glass , a short heat treatment at 595 ° C is sufficient to nearly complete phase separation ( Tomozawa and Takamori , 1977a ) ...
Contents
Text | 8 |
Visible Absorption | 35 |
Methods of Measuring Surface Texture | 40 |
Copyright | |
49 other sections not shown
Common terms and phrases
absorption alkali amorphous anisotropic annealing Araujo atoms band binary birefringence bonding borate glasses boron borosilicate glass Bray Brillouin scattering calculations Ceram chalcogenide glasses Chem coefficient composition concentration fluctuations copper crystal crystalline curve darkening density fluctuations dielectric constant dielectric relaxation diffusion distribution effect electron energy equilibrium experimental fade rate Fe3+ fictive temperature frequency frozen-in strain function glass systems glasses containing Griscom heat treatment hole center hyperfine increase intensity interaction ions irradiated K₂O Krishnan Landau-Placzek ratio light scattering liquid magnetic measured microstructural birefringence mole Mössbauer Mössbauer spectroscopy Na₂O negative birefringence observed optical oxide glasses oxygen paramagnetic parameters particles phase separation phonons phosphate glasses photochromic photochromic glasses Phys polarization positive birefringence Rayleigh relaxation resonance sample Schroeder shift shown in Fig silicate glasses silver halide SiO2 sodium Solids spectra spectrum spin-lattice relaxation spinodal stretching structural studied T₁ Takamori Taylor thermal tion Tomozawa transition viscosity wavelengths