NatureSir Norman Lockyer Macmillan Journals Limited, 1928 - 700 strani |
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Zadetki 1–3 od 80
Stran 28
... centres in the crystalline lattice . The impurity centres may be either electro - positive or electro - negative , giving rise respectively to ' electronic ' or ' hole ' components of conductivity . Consideration of our results obtained ...
... centres in the crystalline lattice . The impurity centres may be either electro - positive or electro - negative , giving rise respectively to ' electronic ' or ' hole ' components of conductivity . Consideration of our results obtained ...
Stran 307
... centres per unit time , is number of ionizations of green centres per unit time , n is number of free electrons per unit volume , g ( b ) is number of holes in green Mae ) centres per unit volume , aga ) is recombination coefficient for ...
... centres per unit time , is number of ionizations of green centres per unit time , n is number of free electrons per unit volume , g ( b ) is number of holes in green Mae ) centres per unit volume , aga ) is recombination coefficient for ...
Stran 483
... centres are about equal . After a long decay period there are many more empty traps than empty luminescence centres and consequently retrapping must be important . We endeavoured to calculate luminescence intensities over the whole ...
... centres are about equal . After a long decay period there are many more empty traps than empty luminescence centres and consequently retrapping must be important . We endeavoured to calculate luminescence intensities over the whole ...
Vsebina
New Evidence for the Formation | 1 |
Molecular Rotation in Keratin G King 134 | 27 |
Morphological Changes in Bacillus fusiformis N Seshadrinathan 712 | 54 |
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