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ASU MBE Optoelectronics Group

Temperature Dependent I-V and QE

Temperature Dependent I-V and QE

The CTI-Cryogenics Cryocooler is a closed–cycle liquid helium cooled cryostat. The cold head is mounted on a slide rail for convenient positioning in front of the spectral QE measurement kit for low temperature QE or white light I-V measurements down to 5K. The cold...
Spectral Quantum Efficiency

Spectral Quantum Efficiency

The Oriel QE/ICPE Kit is a turn key system from Newport for spectral quantum efficiency measurements of solar cells. It includes a 150W xenon arc lamp, Cornerstone 260 1/4m monochromator complete with chopper and filter wheel attached, current preamplifier, Merlin...
Solar Cell Probe Station

Solar Cell Probe Station

The solar cell probe station is equipped with an Oriel Class A Solar Simulator. Solar cell I-V measurements can be performed on a temperature controlled chuck with Keithley 2420 source meter and a CCD microscope for alignment.