Sökning: "Organic Semiconductor"

Visar resultat 1 - 5 av 107 avhandlingar innehållade orden Organic Semiconductor.

  1. 1. Synthesis of Organic Chromophores for Dye Sensitized Solar Cells

    Författare :Daniel Hagberg; Licheng Sun; Olof Ramström; KTH; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Organic Chromophores; Dye Sensitized Solar Cells; Organic chemistry; Organisk kemi;

    Sammanfattning : This thesis is divided into four parts with organic chromophores for dye sensitized solar cells as the common feature and an introduction with general concepts of the dye sensitized solar cells. The first part of the thesis describes the development of an efficient organic chromophore for dye sensitized solar cells. LÄS MER

  2. 2. Electrolyte-Gated Organic Thin-Film Transistors

    Författare :Lars Herlogsson; Magnus Berggren; Hagen Klauk; Linköpings universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Organic electronics; Thin-film transistor; Organic semiconductor; Polymer; Electrolyte; Polyelectrolyte; Electronics; Elektronik;

    Sammanfattning : There has been a remarkable progress in the development of organic electronic materials since the discovery of conducting polymers more than three decades ago. Many of these materials can be processed from solution, in the form as inks. LÄS MER

  3. 3. Design, Synthesis and Properties of Organic Sensitizers for Dye Sensitized Solar Cells

    Författare :Karl Martin Karlsson; Licheng Sun; Jaejung Ko; KTH; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Acceptor; chromophore; donor; dye; sensitized; energy level; HOMO LUMO; linker; phenoxazine; sensitizer; solar cell; triphenylamine; Chemistry; Kemi; Organic synthesis; Organisk syntes;

    Sammanfattning : This thesis gives a detailed description of the design and synthesis of new organic sensitizers for Dye sensitized Solar Cells (DSCs). It is divided in 7 chapters, where the first gives an introduction to the field of DSCs and the synthesis of organic sensitizers. LÄS MER

  4. 4. The study of organic dyes for p-type dye-sensitized solar cells

    Författare :Peng Qin; Licheng Sun; Michael Grätzel; KTH; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Organic chemistry; Organisk kemi;

    Sammanfattning : This thesis concerns the study of D–π–A type dyes as sensitizers for NiO-based p-type dye-sensitized solar cells. The focus has been on the design and synthesis of efficient dyes and the identification of parameters limiting the solar cell performance. LÄS MER

  5. 5. Semiconductor Nanowires: Epitaxy and Applications

    Författare :Thomas Mårtensson; Fasta tillståndets fysik; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; semiconductor; nanotechnology; nanowires; crystal growth; metal-organic vapour phase epitaxy; III-V; silicon; MOVPE; light-emitting diode; single-electron transistor; cell;

    Sammanfattning : Semiconductor nanowires are nanoscale objects formed by bottom-up synthesis. In recent years their unique properties have been exploited in fields such as electronics, photonics, sensors and the life sciences. In this work, the epitaxial growth of nanowires and their applications were studied. LÄS MER