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       PV Measurements offers to combine a Spectral Response/QE/IPCE system with an I-V system into one compact measurement system. Depending upon the configuration required for your devices,it may share a test fixture.This reduces overall system cost.

 
Product's Feature:

■Types of solar cells including: 

■Mono crystalline silicon (Si) 

■Multi crystalline silicon (mc-Si) 

■Amorphous silicon (a-Si) 

■Gallium arsenide (GaAs) 

■Gallium indium arsenide (GaInAs) 

■Gallium aluminum arsenide (GaAlAs) 

■Gallium indium phosphite (GaInP) 

■Cadmium telluride (CdTe) 

■Indium phosphite (InP) 

■Zinc oxide (ZnO) 

■Copper indium selenide (CIS) 

■Copper indium gallium selenide (CIGS) 

■Dye sensitized (DSSC) 

■Inorganic 

■Organic 

■Polymer

■Suitable for variety of structure solar cells

■Single junction solar cells 

■Multi-junction 

■Thin-film solar cells

■Basic functions:

■Spectral responsivity

■External quantum efficiency 

■Internal quantum efficiency

■Reflectivity test

■Surface transmittance test 

■Short-circuit current density uniformity 

■Optional: 

■Automatic mapping feature 

■Dual optical light control 

■Variety of sample states 

■Full solar spectrum coverage from 300nm-2000nm

■Suitable for all kinds of solar cell QE measurement

■AC/DC Pre-Amp Dual Measurement Modes

  -AC mode QE/IPCE measurement is useful for measuring fast response solar cells for example:  amorphous silicon,   monocrystalline silicon, microcrystalline silicon, polycrystalline silicon, CdTe, CIGS, GaAs.

  -DC mode with dark sample chamber is used for slow response solar cells such as DSSC, organics solar cell.

  -Both modes of measurement in the one instrument provide a versatile solar cell analysis tool for a wide range of applications. 

■Automatic operation, calibration and test report generation

 

Technique Specification：

■Stability ≤0.8%. 

■Wavelength range : 300 - 2000 nm

■Wavelength accuracy :

  - ± 0.3nm；1200g/mm, blaze 300nm (1st grating)

  - ± 0.6nm；600g/mm, blaze 500nm (2nd grating)

  - ± 0.8nm；300g/mm, blaze 1250nm (3rd grating)

■<5 nm spectral bandwidth monochromatic light

■Monochromatic light modulation: 4 - 400 Hz (adjustable)

■Size: 156mm x156mm

■Single Spectral Response Scan less than 1 minute,

■IPCE measurement less than 5 minute (@ 5nm step from 300nm -1000nm)

 
Typical Customer: 

American,Europe and Asia and so on.