Observation of higher confined exciton states in serpentine superlattices by linear polarized excitation spectroscopy H. WEMAN, C. E. PRYOR, M. S. MILLER et J. L. MERZLe Journal de Physique IV, 03 C5 (1993) C5-143-C5-146DOI: https://doi.org/10.1051/jp4:1993525