CEL (Zhongjiaojinyuan)
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| Brand | CEL (Zhongjiaojinyuan) |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Model | CEL-QPCE2030 |
| Trigger Mode | Steady-State Operation |
| Spectral Range | 200–1700 nm |
| Wavelength Resolution | ≥1 nm (continuously adjustable) |
| Scan Mode | Fully Automated Monochromator-Based Spectral Sweep |
| Repeatability | <0.3% (short-circuit current, J<sub>sc</sub>) |
| Operating Modes | DC and AC (chopped, 5–1000 Hz) |
| Bias Voltage Range | ±3 V (setting accuracy: ±1 mV) |
| Temperature Control Stage | 5–40 °C (±0.5 °C stability, optional) |
| Monochromator Focal Length | 300 mm or 150 mm (configurable) |
| Bias Light Sources | Up to 2 independent channels (Xe or halogen), each with dedicated filter sets |
| Bias Filters | 3 short-pass + 4 long-pass interference filters (imported) |
| Sample Compatibility | Single-junction, dual-junction, triple-junction, and higher-order thin-film solar cells (including GaInP/GaAs/Ge, perovskite/Si tandems, CIGS-based multijunctions) |
| Software | Integrated, fully automated acquisition and analysis suite with background subtraction, spectral deconvolution, J<sub>sc</sub> integration (AM1.5G), and layer-resolved QE/SR extraction |