Wet chemical processes for heterojunction are important in preparing the crystalline silicon surface for the amorphous silicon layer. Germany’s exateq is supplying one of the recent high-profile HJT expansions, and the company’s managing director, Gerry Knoch, believes major cost reductions and performance jumps are just around the corner – potentially driving the high-efficiency technology into the mainstream.
Exateq supplied the "q" batch wet bench to REC Group for its HJT lines.
Image: Exateq
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