Glass, Volume 1Minoru Tomozawa, Robert H. Doremus |
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Page 93
... nitrogen dissolved in the glass . There- fore , it was tentatively concluded that an absorption mechanism intrinsic to nitrogen enhanced photochromism in undoped glasses . Furthermore , the introduction of nitrogen led to more complete ...
... nitrogen dissolved in the glass . There- fore , it was tentatively concluded that an absorption mechanism intrinsic to nitrogen enhanced photochromism in undoped glasses . Furthermore , the introduction of nitrogen led to more complete ...
Page 243
... nitrogen center the hyperfine interaction is with the atom on which the paramagnetic spin is localized and one may thus calculate directly the s and p character of the wavefunction on the nitrogen . A simple estimate yields about 75 % p ...
... nitrogen center the hyperfine interaction is with the atom on which the paramagnetic spin is localized and one may thus calculate directly the s and p character of the wavefunction on the nitrogen . A simple estimate yields about 75 % p ...
Page 244
... nitrogen - related hole center in x - irradiated sodium silicate glasses at 9 , 16 , and 35 GHz . The three singularities in the powder pattern neglecting hyperfine effects [ H ( g ) ] are denoted as g in this figure . The inset denotes ...
... nitrogen - related hole center in x - irradiated sodium silicate glasses at 9 , 16 , and 35 GHz . The three singularities in the powder pattern neglecting hyperfine effects [ H ( g ) ] are denoted as g in this figure . The inset denotes ...
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