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Realization of high mobilities at ultralow electron density in GaAs‐Al0.3Ga0.7As inverted heterojunctions

✍ Scribed by Kim, Dojin; Madhukar, A.; Hu, Ke‐Zhong; Chen, Wei


Book ID
118159446
Publisher
American Institute of Physics
Year
1990
Tongue
English
Weight
664 KB
Volume
56
Category
Article
ISSN
0003-6951

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## As heierostmctures grown on GaAs sub- strates with a step-graded metamolphic In,Ga, -As buffer were characterized. Cross-sectional TEM micrographs revealed that an unstrained and dislocation-free In,,,Ga,,,As layer used as a buffer can be obtained. A 0.6-pin-long gate HEMTbased on this heterost