Search for dissertations about: "selective film"

Showing result 1 - 5 of 57 swedish dissertations containing the words selective film.

  2. 1. Optical and electrical properties of some inhomogeneous materials used for energy efficient applications

    Author : Torbjörn M. J. Nilsson; Chalmers tekniska högskola; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; inhomogenous material; optical characterisation; thin film technology; energy-efficiency; scattering; pigmented foil; equivalent cirquit; sputtering; selective film; impedence spectroscopy; optical properties; pigment; dielectric permittivity; four flux theory; radiative cooling; smart window; electrochromism; polaron; Lorenz-Mie; nickeloxide; selective coating; Maxwell Garnett;

    Abstract : .... READ MORE

  4. 2. Solution-Chemically Derived Spectrally Selective Solar Absorbers : With System Perspectives on Solar Heating

    Author : Tobias Boström; Ewa Wäckelgård; Gunnar Westin; Björn Karlsson; Peter Lund; Uppsala universitet; []
    Keywords : Materials science; solar; thermal; absorber; selective; chemical; Materialvetenskap;

    Abstract : This thesis consists of two parts, one dominating part concerning spectrally selective solar absorbers and one dealing with thermal solar systems. The appended papers I to VIII concern the solar absorber part, papers dealing with the systems part have not been included in the thesis. READ MORE

  5. 3. Spectrally Selective Solar Absorbing Coatings Prepared by dc Magnetron Sputtering

    Author : Shuxi Zhao; Ewa Wäckelgård; Carl-Gustaf Ribbing; Volker Wittwer; Uppsala universitet; []
    Keywords : Materials science; spectrally selective surface; solar energy; magnetron sputtering; thin film; Materialvetenskap;

    Abstract : Spectrally selective solar absorber using composite Ni-NiO as coating materials was studied. Samples were prepared by dc magnetron sputtering unit named Rulle, which is a miniature copy of an industrial roll-coater unit. READ MORE

  6. 4. Spectroelectrochemistry with Ultrathin lon-Selective Membranes

    Author : Yujie Liu; Gaston A. Crespo; Maria Cuartero; Alvaro Colina Santamaria; KTH; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Ion-selective electrodes; electron-transfer and ion-transfer processes; spectroelectrochemistry; ultrathin membranes; thin-layer voltammetry; coulometry; Jonselektiva elektroder; elektronöverförings- och jonöverföringsprocesser; spektroelektrokemi; ultratunna membran; tunnskiktsvoltammetri; coulometri; Kemi; Chemistry;

    Abstract : Rapid and decentralized chemical sensing strategies are highly demanded in contemporary society to monitor ongoing processes relevant to the environment, food analysis, healthcare, sports performance, etc. In this context, ion-selective electrodes (ISEs) based on polymeric membranes have emerged as a promising analytical technique owing to their features of low cost, portability, versatility, and energy efficiency. READ MORE

  7. 5. Characterization of selective solar absorbers : Experimental and theoretical modeling

    Author : Tuquabo Tesfamichael; Uppsala universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Materials science; Materialvetenskap; Materials science; Teknisk materialvetenskap; Solid State Physics; fasta tillståndets fysik;

    Abstract : This thesis deals with the preparation, optical characterization and analyses of experimental work and theoretical modeling on selective solar absorbers used in solar thermal collectors. The overall goal has been to obtain efficient absorbers by optimizing the optical properties, and to improve their durability using cost-effective techniques. READ MORE