Glass, Volume 1Minoru Tomozawa, Robert H. Doremus |
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Page 96
... material con- taining hackmanite . This was done by firing sodium carbonate , silicic acid , and alumina in the correct proportions to produce a mass of material having a stoichiometry corresponding to the chemical formula Na2O ยท Al2O3 ...
... material con- taining hackmanite . This was done by firing sodium carbonate , silicic acid , and alumina in the correct proportions to produce a mass of material having a stoichiometry corresponding to the chemical formula Na2O ยท Al2O3 ...
Page 97
... Materials containing chlorides and iodides tended to be blue , whereas materials containing bromides tended to be ... material can be darkened by exposure to near uv . The induced absorption is similar to that found in irradiated TICI ...
... Materials containing chlorides and iodides tended to be blue , whereas materials containing bromides tended to be ... material can be darkened by exposure to near uv . The induced absorption is similar to that found in irradiated TICI ...
Page 125
... material is a nondimensional number and is equal to the ratio of the velocity of light in vacuum to that in the material . Thus , to light propagating in the direction perpendicular to the c axis , the optically uniaxial material in Fig ...
... material is a nondimensional number and is equal to the ratio of the velocity of light in vacuum to that in the material . Thus , to light propagating in the direction perpendicular to the c axis , the optically uniaxial material in Fig ...
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