Room temperature quantum well infrared detector

H - Electricity – 01 – L

Patent

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Details

H01L 31/08 (2006.01) G01J 5/10 (2006.01) G01J 5/20 (2006.01) G01K 7/00 (2006.01) H01L 31/0352 (2006.01) H01L 31/04 (2006.01) H01L 31/05 (2006.01)

Patent

CA 2344320

An infrared photodetector for high absorption efficiency at room or near room temperature is disclosed. The invention teaches a special design of quantum wells to obtain the desired performance. A quantum well infrared photodetector having a multi- quantum well structure for providing high absorption at room temperature and providing substantial dark current at room temperature is disclosed. The device also has contacts for receiving current from the multi-quantum well structure.

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