Three-dimensional thin-film solar cells
A three-dimensional thin-film solar cell comprising a three-dimensional thin-film solar cell substrate having a prism array design comprising a plurality dual-aperture unit cells with emitter junction regions and doped base regions. The three-dimensional thin-film solar cell comprises emitter metallization regions and base metallization regions.
1. A three-dimensional thin-film solar cell, comprising:
a three-dimensional thin-film solar cell substrate having a prism array design comprising emitter junction regions comprising self-aligned emitter junction regions and doped base regions comprising self-aligned doped base regions;
emitter metallization regions comprising self-aligned emitter metallization regions; and
base metallization regions comprising self-aligned base metallization regions,
wherein said three-dimensional thin-film solar cell substrate comprises a plurality of dual-aperture unit cells.
2. The three-dimensional thin-film solar cell of claim 1 , wherein said emitter junction regions and doped base regions comprise selective emitter junction regions and selective doped base regions.
3. The three-dimensional thin-film solar cell of claim 1 , wherein said three-dimensional thin-film solar cell substrate comprises a silicon substrate.
4. The three-dimensional thin-film solar cell of claim 3 , wherein silicon substrate comprises a crystalline silicon substrate.
5. The three-dimensional thin-film solar cell of claim 1 , wherein said prism array design comprises a hexagonal-prism design.
6. The three-dimensional thin-film solar cell of claim 1 , wherein said prism array design comprises a polygon-prism design.
7. The three-dimensional thin-film solar cell of claim 1 , further comprising a rear mirror.
8. The three-dimensional thin-film solar cell of claim 7 , wherein said rear mirror comprises an integrated rear mirror.
9. The three-dimensional thin-film solar cell of claim 7 , wherein said rear mirror comprises a detached rear mirror.
10. The three-dimensional thin-film solar cell of claim 1 , wherein said prism array design comprises a square-prism design.
11. The three-dimensional thin-film solar cell of claim 1 , wherein said prism array design comprises a triangular-prism design.
12. The three-dimensional thin-film solar cell of claim 1 , wherein said prism array design comprises at least two differently shaped prism designs.
13. The three-dimensional thin-film solar cell of claim 1 , wherein said prism array design comprises at least two differently sized prism designs.
14. The three-dimensional thin-film solar cell of claim 1 , wherein said prism array design comprises at least two differently shaped prism designs and at least two differently sized prism designs.
15. A three-dimensional thin-film solar cell, comprising:
a three-dimensional thin-film solar cell substrate having a prism array design comprising emitter junction regions and doped base regions;
emitter metallization regions;
base metallization regions,
wherein said three-dimensional thin-film solar cell substrate comprises a plurality of dual-aperture unit cells; and
a detached rear mirror.
16. The three-dimensional thin-film solar cell of claim 15 , wherein said emitter junction regions and doped base regions comprise selective emitter junction regions and selective doped base regions.
17. The three-dimensional thin-film solar cell of claim 15 , wherein said emitter junction regions comprise self-aligned emitter junction regions, said doped base regions comprise self-aligned doped base regions, said emitter metallization regions comprise self-aligned emitter metallization regions, and said base metallization regions comprise self-aligned base metallization regions.
18. The three-dimensional thin-film solar cell of claim 15 , wherein said three-dimensional thin-film solar cell substrate comprises a silicon substrate.
19. The three-dimensional thin-film solar cell of claim 15 , wherein silicon substrate comprises a crystalline silicon substrate.
20. The three-dimensional thin-film solar cell of claim 15 , wherein said prism array design comprises a hexagonal-prism design.
21. The three-dimensional thin-film solar cell of claim 15 , wherein said prism array design comprises a polygon-prism design.
22. The three-dimensional thin-film solar cell of claim 15 , wherein said prism array design comprises a square-prism design.
23. The three-dimensional thin-film solar cell of claim 15 , wherein said prism array design comprises a triangular-prism design.
24. The three-dimensional thin-film solar cell of claim 15 , wherein said prism array design comprises at least two differently shaped prism designs.
25. The three-dimensional thin-film solar cell of claim 15 , wherein said prism array design comprises at least two differently sized prism designs.
26. The three-dimensional thin-film solar cell of claim 15 , wherein said prism array design comprises at least two differently shaped prism designs and at least two differently sized prism designs.