This type of solar cell usually features a sq. form, with rounded corners (Formerly, they were being circular). It is due to The expansion process of the monocrystalline silicon crystal that features a cylindrical shape. Production: Poly-Si is created by purifying Uncooked silicon applying procedures much like the Siemens method https://rankuppages.com/story4767641/the-single-best-strategy-to-use-for-solar-cell-supplier