This thesis presents a systematic study on the characterising ultrafast dynamics of photo excited carriers in hydrogenated nano crystalline silicon (nc-Si:H) and porous silicon (PS) materials using the ultrafast optical pump probe spectroscopy approaches. The work involves the g…
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Diminishing worldwide fossil fuel reserves coupled with the negative impact of their use on the environment has led to increased research and development of renewable energy sources. Renewable liquid biofuels are in demand for the transport sector, particularly if they can be us…