SCANNING PHOTOCURRENT MICROSCOPE (SPCM)

Scanning photocurrent microscopy implemented with a commercial equipment

resolution: 0.7 um (optional 0.4 um w/ 100x objective)

objective lens: 50x

laser: LD, 405 nm

simultaneous confocal image

input channel: built-in analog voltage or

synchronized mapping w/ USB interface with external multimeter, sourcemeter, SMU, parameter analyzer, oscilloscope, etc.

Max scan range: 25 mm x 25 mm

sample mount: 5 cm x 5 cm flat stage

electrical connection: wiring (optionally, indium pressing or silver paste)

scanner: motorized XYZ stage

basic view area: 180 um x 180 um

wide view area: 540 um x 540 um  (patched view for easy device locating)

Device wiring: rigid wire probes with magnet holder (simple and compact)

Special feature: automatic focusing

Price: ~$25,000

Related Materials:

1. Introduction for P-N junction 

2. photocurrent mapping with scanning photocurrent microscope 

3. Video Manual (SPCM01)

4. Application notes

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