Glass, Volume 1 |
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Page 100
This seems to indicate that colloid formation is not a dominant mechanism in
these glasses and this fact is consistent with the ... Electron microscopic
examination of the photochromic glasses indicated a useful range of the
crystallite size to be ...
This seems to indicate that colloid formation is not a dominant mechanism in
these glasses and this fact is consistent with the ... Electron microscopic
examination of the photochromic glasses indicated a useful range of the
crystallite size to be ...
Page 102
Megla ( 1966 ) indicated that photochromic glasses containing silver halides
show no signs of fatigue after being subjected to more than 300 , 000 darkening
and bleaching cycles . The same investigator indicated that the resolution
capability ...
Megla ( 1966 ) indicated that photochromic glasses containing silver halides
show no signs of fatigue after being subjected to more than 300 , 000 darkening
and bleaching cycles . The same investigator indicated that the resolution
capability ...
Page 228
1 represent the ground and excited states , respectively . The Zeeman interaction
splits these levels into four excited - state levels and two ground - state levels ,
and the quadrupolar interaction shifts the four excited state levels as indicated on
...
1 represent the ground and excited states , respectively . The Zeeman interaction
splits these levels into four excited - state levels and two ground - state levels ,
and the quadrupolar interaction shifts the four excited state levels as indicated on
...
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absorption alkali annealing applied assumed atoms band birefringence bleaching bond borate glasses Bray Brillouin calculations caused Ceram charge Chem coefficient color composition concentration conductivity considered constant containing coordination copper crystal crystalline curve darkening density dependence described detailed determined dielectric diffusion discussed distribution effect electron energy equation equilibrium et al experimental fading field fluctuations frequency function given gives heat treatment hole increased indicated intensity ions levels light liquid material measured mole negative observed obtained optical oxide oxygen particles phase photochromic Phys polarization positive present probably produce properties range ratio reduced relaxation reported respectively sample scattering separation shift shown in Fig silicate glasses silver halide similar SiO2 sodium Solids spectra spectrum strain stretching structural studied Taylor techniques temperature term thermal tion transition trapped units unpublished wavelengths York