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Competitive advantage
- Extensive experience in copper plating processes including light-induced plating and forward-bias plating of industrial silicon solar cells
- World-class facilities for adhesion testing of solar cells and durability testing of modules
Impact
- Demonstrated copper plated p-type PERC cells with strong finger adhesion
- Several patented patterning methods for contact region definition
Successful applications
- Nickel/copper/silver plating of ps-laser ablated p-type PERC solar cells
- Nickel/copper/silver plating of n-type PERT solar cells
- Copper plated bifacial silicon heterojunction cells
Capabilities and facilities
- Nickel/copper/silver plating processes and equipment for p-type and n-type Si solar cells
- Contact formation using 266 nm ps laser ablation
- Light-induced and forward-biased plating processes for silicon solar cells
- Immersion plating processes for seed and capping layers
- Sputtered amorphous seed layers for plated contacts
- Grid designs for copper plated solar cells
- Finger and busbar adhesion measurements
- Patterning and copper plating processes and equipment for silicon heterojunction cells
- Copper plating and equipment for GaAs solar cells
- Environmental testing of copper-plated Si photovoltaic modules
- Analysis and detection of copper diffusion in silicon
- Cross-sectional analysis of modules using plasma FIB to determine physics of failure mechanisms arising from environmental testing of modules
Our partners
- Suntech Power
- Trina Solar