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- DOI zum Zitieren dieses Dokuments:
- 10.5283/epub.12189
Zusammenfassung
Since Stormer and Tsang have introduced the two-dimensional hole gas (2DHG) in the GaAs/AlGaAs heterosystem, the choice of suitable dopants was limited to beryllium and silicon over the last 20 years. Both acceptor atoms have significant disadvantages, i.e., either high diffusion rates or a limitation to specific growth directions. Utilizing a carbon filament doping source we prepared ...
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