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Spatially Resolved Electrical Parameters of Si Solar Cells Using Quantitative Lock-In Carrierography
Electrical parameters (saturation current density and local series resistance) are critical to solar cells. In this work, 2-dimensional...
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Quantitative Analysis of the Degradation Behavior of Silicon Solar Cell Irradiated by 1 MeV Electron Beams Using Photocarrier Radiometry Combined with Lock-in Carrierography
Silicon solar cells with cover glass irradiated by 1 MeV electron beams at various fluences were investigated using photocarrier radiometry (PCR)...
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Carrier Transport Parameter Imaging in a Multicrystalline Silicon Solar Cell by Laser-Induced Photocarrier Radiometry
The distribution of minority carrier transport parameters (i.e., minority carrier lifetime, diffusion coefficient, and two surfaces recombination...
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Quantitative Carrier Density Wave Imaging in Silicon Solar Cells Using Photocarrier Radiometry and Lock-in Carrierography
InGaAs camera-based low-frequency homodyne and high-frequency heterodyne lock-in carrierographies (LIC) are introduced for spatially resolved imaging...
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Non-contact Determination of Local Efficiency of mc-Si Solar Cells Using Quantitative Lock-In Thermographic and Carrierographic (Photoluminescence) Imaging
A combined theoretical and experimental approach is developed for determining the local efficiency of multicrystalline silicon solar cells by use of...
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Camera-Based Lock-in and Heterodyne Carrierographic Photoluminescence Imaging of Crystalline Silicon Wafers
Carrierographic (spectrally gated photoluminescence) imaging of a crystalline silicon wafer using an InGaAs camera and two spread super-bandgap...
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Lock-in and Heterodyne Carrierographic Imaging Characterization of Industrial Multicrystalline Silicon Solar Cells
A novel non-destructive, non-contact laser-induced near-infrared imaging technique using an InGaAs camera and based on dynamic carrierography (a...