Risen Energy Scales Ultra-Thin Wafer Production for HJT Solar Cells
Event summary
- Risen Energy has achieved mass production of 110μm ultra-thin silicon wafers for HJT solar cells, with cell thickness at ~95μm.
- HJT Hyper-ion cells with 110μm wafers achieve average efficiency of 26.4%, with some batches exceeding 26.6%.
- Company developed Hyper-link stress-free interconnection technology, protected by over 50 patents, for ultra-thin cell applications.
- Risen Energy can produce solar cells below 70μm for space photovoltaic applications.
The big picture
Risen Energy's success in scaling ultra-thin wafer production highlights the strategic advantage of HJT technology in cost reduction and performance optimization. The company's integrated innovation approach—spanning wafers, cells, and modules—positions it to capture growing demand for lightweight, high-efficiency solar solutions in both terrestrial and space markets. The ability to produce cells below 70μm for space applications could open new revenue streams and solidify its leadership in advanced photovoltaic technology.
What we're watching
- Technology Leadership
- How Risen Energy's ultra-thin wafer technology will position it against competitors in both terrestrial and space photovoltaics.
- Cost Efficiency
- Whether the company can maintain production yield rates above 99.5% while further reducing wafer thickness.
- Market Expansion
- The pace at which Risen Energy can commercialize its sub-70μm cells for space applications.
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