What other element may be added to silicon to make electrons available for the conduction of electric current?
When doping a semiconductor, such as the group IV element silicon (Si), with arsenic (As), a pentavalent n-type dopant from group V in the periodic table the dopant behaves as an electron donor.
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In an alloy of gold and cadmium, gold crystallizes in cubic structure occupying the corners only and cadmium fits into the face centre voids. What is quantitative composition of the alloy?
What is the effect of Frenkel defect on electrical conductivity of the solid?
Which solid is likely to be the best material for converting sunlight into electricity?
What is the difference between glass and quartz, though both contain SiO44– units?
