Search for dissertations about: "LED"

Showing result 1 - 5 of 2737 swedish dissertations containing the word LED.

  1. 1. Design-led organisations : A multiple-case study of the interplay between design and marketing

    Author : Ingela Lindahl; Fredrik Nordin; Staffan Brege; Lisbeth Svengren Holm; Linköpings universitet; []

    Abstract : The overall purpose of this thesis is to contribute to the knowledge base concerning the interplay between design and marketing. Based on the findings from the empirical studies, the aim of this thesis is to describe and analyze how marketing and design interplay in companies and the main reasons for such interplay. READ MORE

  2. 2. Supporting healthy lifestyle habits in persons with mental disorders : The development of a nurse-led lifestyle intervention

    Author : Ylva Rönngren; Ingela Enmarker; Åsa Audulv; Ulf Isaksson; Mittuniversitetet; []
    Keywords : interpersonal relationships; lifestyle intervention; mental disorders; mental illness; nurse-led;

    Abstract : Persons with mental disorders have an increased risk of developing health problems. One reason for this is poor lifestyle habit support. The aim of this thesis was to develop and evaluate a nurse-led lifestyle intervention for persons with mental disorders. READ MORE

  3. 3. Chemical and electronic structure of electroluminescent materials and interfaces in polymer-LEDs

    Author : Annica Andersson; Linköpings universitet; []
    Keywords : NATURAL SCIENCES; NATURVETENSKAP; conjugated polymer; XPS; UPS; LED; ITO; interface; chemical interaction; doping;

    Abstract : Following the discovery that conjugated polymers can be used as the emitting layer in light­ emitting devices, extensive studies on these materials have been carried out. In a few years, due to the development of new materials and an increasing knowledge of the underlying chemistry and physics, the performance has improved a lot. READ MORE

  4. 4. A study of devices and materials for polymer based LEDs

    Author : Jonas Birgerson; Linköpings universitet; []
    Keywords : NATURAL SCIENCES; NATURVETENSKAP; conjugated; polymer; XPS; LED; Magnesium; blend; copolymer;

    Abstract : Since the discovery that it is possible to dope conjugated polymers into high electrical conductivity the research in the field of conjugated polymers has increased a lot. Much of the research activity has been concentrated to the design and fabrication of light emitting devices. READ MORE

  5. 5. Focused Ion Beam Preparation and Transmission Electron Microscopy of Materials for Energy Applications

    Author : Filip Lenrick; NanoLund; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; transmission electron microscopy; focused ion beam; solid oxide materials; fuel cell; semiconductor materials; nanowire; LED; solar cell;

    Abstract : Throughout this thesis, samples of various materials with applications in energy converting devices have been prepared by focused ion beam machining and investigated by transmission electron microscopy. Energy converting devices can be solar cells or light emitting diodes, which turn light into electricity or vice versa. READ MORE