Terahertz Intersubband Electroluminescence From Zno Quantum Cascade Structures
international conference on infrared millimeter and terahertz waves(2020)
摘要
Terahertz intersubbband electrolulminescence from ZnO quantum cascade structures, based on four quantum well per period, is presented. The whole cascade structure was grown on the m-plane ZnO substrate. An electroluminescence peak with a linewidth of similar to 20 meV is observed at 8.5 THz, in consistent with the numerical simulation by a density matrix model.
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关键词
cascade structure,m-plane ZnO substrate,terahertz intersubband electroluminescence,ZnO quantum cascade structures,terahertz intersubbband electrolulminescence,frequency 8.5 THz,ZnO
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