Acta Optica Sinica, Volume. 37, Issue 11, 1131001(2017)
Performance of Space GaInP/(In)GaAs/Ge Triple-Junction Solar Cell Containing Bragg Reflector
Figures & Tables(7)
Fig. 1. Relationship between reflectivity and wavelength for different pairs of DBR
Fig. 2. Simulated and measured reflectance spectra of epitaxial structures with 15-pair and 20-pair DBR
Fig. 4. Contour plots of theoretical conversion efficiency as a function of thickness of top and middle cells. (a) Original cell structure A; (b) cell structural with DBR
Fig. 5. Spectral response of original cell A under different thicknesses of top and middle cells
Fig. 6. Spectral response of new cell B under different thicknesses of top and middle cells
Table 1. Performance comparison of two cells before and after electron irradiation
View tableTable 1. Performance comparison of two cells before and after electron irradiation
Condition Parameter /μm 2.93 ( t 1=0.60 μm)2.00 ( t 1=0.61 μm)1.60 ( t 1=0.59 μm)1.20 ( t 1=0.53 μm)Champion Average Champion Average Champion Average Champion Average Before irradiation J sc/mA4.300 4.265 4.325 4.308 4.263 4.230 4.175 4.141 V oc/V2.687 2.675 2.699 2.692 2.712 2.689 2.721 2.710 η /%29.41 29.11 29.37 29.02 29.06 28.80 28.38 28.10 After irradiation J sc/mA4.021 4.000 4.130 4.105 4.114 4.090 4.033 3.990 V oc/V2.445 2.430 2.452 2.441 2.462 2.450 2.473 2.461 η /%24.41 24.11 24.89 24.66 24.87 24.59 24.26 24.05 Remaining factor J sc/mA93.5 - 95.5 - 96.5 - 96.6 - V oc/V91.0 - 90.9 - 90.8 - 90.9 - η /%83.0 - 84.7 - 85.6 - 85.5 -
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Dayan Ma, Nuofu Chen, Quanli Tao, Hongyu Zhao, Hu Liu, Yiming Bai, Jikun Chen. Performance of Space GaInP/(In)GaAs/Ge Triple-Junction Solar Cell Containing Bragg Reflector[J]. Acta Optica Sinica, 2017, 37(11): 1131001
Paper Information
Category: Thin Films
Received: Apr. 28, 2017
Accepted: --
Published Online: Sep. 7, 2018
The Author Email: Chen Nuofu (nfchen@ncepu.edu.cn)
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