Polycrystalline solar cells are manufactured like monocrystalline panels a seed crystal is placed into molten silica.
Poly crystalline solar panels.
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This cooling process causes multiple crystals to form.
The polycrystalline solar panels have a higher temp.
Coefficient than the solar panel comprised of mono cells.
Polycrystalline solar panels are also referred to as multi crystalline or many crystal silicon.
As a result polycrystalline solar panels have lower efficiency ratings than monocrystalline panels.
Polycrystalline solar panels are also made from silicon.
However instead of using a single crystal of silicon manufacturers melt many fragments of silicon together to form the wafers for the panel.
Because there are many crystals in each cell there is less freedom for the electrons to move.
It means that the negate impact on its performance on increasing temperature by sunlight is less than the monocrystalline solar panel.
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