Broadband semiconductor terahertz laser based on heterogeneous cascades
We present a development of a broad gain heterogeneous quantum cascade laser for terahertz frequencies. By placing appropriate different active-regions based on a four-quantum-well design into a double-metal waveguide we obtained laser emitting gapless over a bandwidth of 1 THz, between 3.2 to 2.2 T...
Glavni autori: | Turčinková, D, Scalari, G, Amanti, M, Castellano, F, Beck, M, Lloyd-Hughes, J, Faist, J |
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Format: | Journal article |
Jezik: | English |
Izdano: |
2011
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Slični predmeti
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Broadband semiconductor terahertz laser based on heterogeneous cascades
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