A guide to solar cells using Elkem Solar Silicon (ESSâ¢)

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Light Induced Degradation 1,5 Relative LID (%) measured on solar cells made of 100% ESS 0 -0.5 33 % 100 % 0 % Rel. LID (%) 1,3 1,1 0,9 0,7 0,5 0,3 0 100 200 300 400 500 600 Wafer number (bott. to top) Brick 1 Brick 2 Brick 3 Relative LID [%] -1 -1.5 -2 -2.5 % ESS TM blended with polysilicon 18 Developing people - creating value 22.06.2011
Efficiencies obtained with ESS-based solar cells compared to polysilicon reference 19 Developing people - creating value 22.06.2011
Page 1 and 2: A guide to solar cells using Elkem
Page 3 and 4: Elkem Solar - position in the value
Page 5 and 6: Production of polysilicon 1) No rec
Page 7 and 8: CO2 emissions depend on location an
Page 9 and 10: [B] in ingot increases with height
Page 11 and 12: The Elkem Solar process is a robust
Page 13 and 14: Qualification of ESS as a new solar
Page 15 and 16: Light Induced Degradation due to B-
Page 17: Light Induced Degradation due to B-
Page 21 and 22: Long-term degradation Elkem Solar h

A guide to solar cells using Elkem Solar Silicon (ESSâ¢)

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A guide to solar cells using Elkem Solar Silicon (ESSâ¢)