• Infrared and Laser Engineering
  • Vol. 50, Issue S2, 20210296 (2021)
Hao Chang, Yifu Chen, Weijing Zhou*, and Wei Guo
Author Affiliations
  • State Key Laboratory of Laser Propulsion & its Application, Department of Aerospace Science and Technology, Space Engineering University, Beijing 101416, China
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    DOI: 10.3788/IRLA20210296 Cite this Article
    Hao Chang, Yifu Chen, Weijing Zhou, Wei Guo. Damage characteristics of the solar cells irradiated by nanosecond pulsed lasers and the effects on photoelectric conversion[J]. Infrared and Laser Engineering, 2021, 50(S2): 20210296 Copy Citation Text show less
    Three-junction GaInP2/GaAs/Ge cell sample
    Fig. 1. Three-junction GaInP2/GaAs/Ge cell sample
    Variation curves of voltage-current characteristics of the non-gate line part of a triple-junction GaInP2/GaAs/Ge cell irradiated by laser
    Fig. 2. Variation curves of voltage-current characteristics of the non-gate line part of a triple-junction GaInP2/GaAs/Ge cell irradiated by laser
    Variation curves of power-voltage characteristics of the non-gate line part of a triple-junction GaInP2/GaAs/Ge cell irradiated by laser
    Fig. 3. Variation curves of power-voltage characteristics of the non-gate line part of a triple-junction GaInP2/GaAs/Ge cell irradiated by laser
    Morphology changes of the non-gate line part of the triple junction GaInP2/GaAs/Ge cell irradiated by nanosecond laser. (a) Original shape of the cell; (b)-(i) Morphology changes by laser irradiation when laser energy density is 3.3, 9.2, 19.4, 33.6, 66.5, 105.5, 129.5, 163.5 J·cm−2respectively
    Fig. 4. Morphology changes of the non-gate line part of the triple junction GaInP2/GaAs/Ge cell irradiated by nanosecond laser. (a) Original shape of the cell; (b)-(i) Morphology changes by laser irradiation when laser energy density is 3.3, 9.2, 19.4, 33.6, 66.5, 105.5, 129.5, 163.5 J·cm−2respectively
    [in Chinese]
    Fig. 5. [in Chinese]
    Electroluminescence changes of the non-gate line part of the triple junction GaInP2/GaAs/Ge cell irradiated by nanosecond laser. (a) Electroluminescence results with no laser ablation; (b)-(h) Electroluminescence results by laser irradiation when laser energy density is 3.3, 19.4, 33.6, 66.5, 105.5, 129.5, 163.5 J·cm−2respectively
    Fig. 5. Electroluminescence changes of the non-gate line part of the triple junction GaInP2/GaAs/Ge cell irradiated by nanosecond laser. (a) Electroluminescence results with no laser ablation; (b)-(h) Electroluminescence results by laser irradiation when laser energy density is 3.3, 19.4, 33.6, 66.5, 105.5, 129.5, 163.5 J·cm−2respectively
    Relative luminous intensity changes of the non-gate line part of the three-junction GaInP2/GaAs/Ge cell irradiated by laser
    Fig. 6. Relative luminous intensity changes of the non-gate line part of the three-junction GaInP2/GaAs/Ge cell irradiated by laser
    Variation curves of voltage-current characteristics of the gate line part of a triple-junction GaInP2/GaAs/Ge cell irradiated by laser
    Fig. 7. Variation curves of voltage-current characteristics of the gate line part of a triple-junction GaInP2/GaAs/Ge cell irradiated by laser
    Variation curves of power-voltage characteristics of the gate line part of a triple-junction GaInP2/GaAs/Ge cell irradiated by laser
    Fig. 8. Variation curves of power-voltage characteristics of the gate line part of a triple-junction GaInP2/GaAs/Ge cell irradiated by laser
    Morphology changes of the gate line part of the triple junction GaInP2/GaAs/Ge cell irradiated by nanosecond laser with different laser energy densities
    Fig. 9. Morphology changes of the gate line part of the triple junction GaInP2/GaAs/Ge cell irradiated by nanosecond laser with different laser energy densities
    Electroluminescence changes of the gate line part of the triple junction GaInP2/GaAs/Ge cell irradiated by nanosecond laser. (a) Electroluminescence results with no laser ablation; (b)-(d) Electroluminescence results by laser irradiation when laser energy density is 3.3, 6.5, 105.5 J·cm−2 respectively
    Fig. 10. Electroluminescence changes of the gate line part of the triple junction GaInP2/GaAs/Ge cell irradiated by nanosecond laser. (a) Electroluminescence results with no laser ablation; (b)-(d) Electroluminescence results by laser irradiation when laser energy density is 3.3, 6.5, 105.5 J·cm−2 respectively
    Relative luminous intensity changes of the gate line part of the three-junction GaInP2/GaAs/Ge cell irradiated by laser
    Fig. 11. Relative luminous intensity changes of the gate line part of the three-junction GaInP2/GaAs/Ge cell irradiated by laser
    Hao Chang, Yifu Chen, Weijing Zhou, Wei Guo. Damage characteristics of the solar cells irradiated by nanosecond pulsed lasers and the effects on photoelectric conversion[J]. Infrared and Laser Engineering, 2021, 50(S2): 20210296
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