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Processing of silica doped erbium by spin coating of erbium oxide and tetraethylorthosilicate (TEOS). Analyzing the optical activity by studying photo-luminescence, FTIR, XRD, AFM, SEM among other techniques. Modeling thermal annealing effect on erbium optical activity and studying the quenching effects. Optimizing the process parameter.
Processing of Si-Er structures by physical vapor techniques. Researching the effect of Ion-Beam Mixing on the optical activity of Er. Characterizing the samples by: steady-state photo-luminescence, lifetime measurements, FTIR, XPS. Researching the optical transitions in light of Stark Splitting models. Optimizing process parameters.
Processing various multi-junction structures (Thin film based cell). Analyzing the processing techniques for deposition of thin-film solar cells. Researching feasibility studies for thin-film based fab in Amman, Jordan.