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Use for questions about non-photovoltaic solar energy applications, such as passive solar heating or concentrated solar thermal power. For PV applications, use the photovoltaics tag instead.

1 vote
0 answers
74 views

Why do solar cells need to be square-shaped?

There were circular solar cells 30 years ago. Why do we have square-shaped solar cells now? Why square? Furthermore, Why do monocrystalline solar cells have rounded/cropped edges?
PhysicsSolvesAll's user avatar
5 votes
2 answers
883 views

Why do monocrystalline solar cells have rounded/cropped edges?

What is the meaning of this croped part? Why do they crop it, rather than let it be full square?
PhysicsSolvesAll's user avatar
1 vote
0 answers
59 views

Problem with relationship between shunt resistance and grain boundaries in a solar cell [closed]

Here is the correct answer from another stack website. The higher shunt resistance means that higher the polycrystalline lattice irregularity and many grain boundaries. This means higher current resis …
PhysicsSolvesAll's user avatar