Search for dissertations about: "regrowth"
Showing result 1 - 5 of 57 swedish dissertations containing the word regrowth.
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1. Gallium arsenide based buried heterostructure laser diodes with aluminium-free semi-insulating materials regrowth
Abstract : Semiconductor lasers based on gallium arsenide and relatedmaterials are widely used in applications such as opticalcommunication systems, sensing, compact disc players, distancemeasurement, etc. The performance of these lasers can beimproved using a buried heterostructure offering lateralcarrier and optical confinement. READ MORE
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2. Scanning capacitance microscopy for semiconductor characterisation
Abstract : .... READ MORE
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3. Design and fabrication of long wavelength vertical cavity lasers on GaAs substrates
Abstract : Vertical cavity surface emitting lasers (VCSELs) are today a commodity on the short wavelength laser market due to the ease with which they are manufactured. Much effort has in the last decade been directed towards making long wavelength VCSELs as successful in the marketplace. READ MORE
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4. Metall organic vapour phase epitaxy for advanced III-V devices
Abstract : Metalorganic vapour phase epitaxy (MOVPE) has proven to be a successful method for growth of structures for advanced optoelectronic semiconductor devices in III-V compounds. This thesis deals with technological and process related aspects of MOVPE from an experimental perspective. READ MORE
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5. Pathogen inactivation and regrowth in organic waste during biological treatment
Abstract : After proper sanitation treatment, organic wastes such as animal by-products, e.g.catering waste, slaughterhouse waste and manure can be used as fertilisers and soil conditioners and thereby contribute to a sustainable society. READ MORE