Bitz, A. ., Marsi, M. ., Tuncel, E. ., Gurtler, S. ., Staehli, J. L., Vartanian, B. J., … van der Meer, A. F. G. (1997). Second-harmonic generation involving valence-subband transitions in p-doped GaAs/AlxGa1-xAs quantum wells. Physical Review B, 56, 10428-10434. https://doi.org/10.1103/PhysRevB.56.10428 (Original work published)
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