精选优质文档-倾情为你奉上（1）制绒把原本平整的硅片腐蚀成具有微米大小尺寸的绒面构造，这样可以减少对光的反射，增加光吸收。In order to reduce the reflection of incident light for enhancing the conversion efficiency of solar cells, a texturing structure needs to be formed at the surface of the wafer by using chemical etching processing.（2）扩散通过磷扩散在P型硅衬底（硅片）上形成一厚度约为0.5微米的磷掺杂层，来形成p-n结。p-n结可以通过光伏效应将光能转换成电能。Phosphorus DiffusionIn silicon solar cell production typically from p-type substrates, it is necessary to form an n-type emitter to create
