Sökning: "Gold Nanoparticles"

Visar resultat 1 - 5 av 110 avhandlingar innehållade orden Gold Nanoparticles.

  1. 1. Gold-Based Nanoparticles and Thin Films : Applications to Green Nanotechnology

    Författare :Pia Lansåker; Claes-Göran Granqvist; Gunnar Niklasson; Ulf Helmersson; Uppsala universitet; []
    Nyckelord :ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; green nanotechnology; transparent conductors; nanoparticles; gold coalescence; substrate effect; temperature effect; Fysik; Physics;

    Sammanfattning : The use of gold-based nanoparticles and thin films is very promising when it comes to improving several green nanotechnologies. Therefore, in order to further their use in applications such as electrochromic devices, photovoltaics, light-emitting diodes and photocatalysis, the aim of this work was to study the growth of gold-based nanoparticles and thin films. LÄS MER

  2. 2. Colloidal synthesis of metal nanoparticles

    Författare :Anna Pekkari; Chalmers University of Technology; []
    Nyckelord :gold; inline quality control; nanoparticles; NO2 reduction; palladium; stabilizers; reduction kinetics; segmented flow; colloidal synthesis; flow chemistry; nanocube; core-shell; platinum; copper;

    Sammanfattning : Metal nanoparticles (NPs) are central in a wide range of industrial areas including catalytic and biomedical applications. Due to their interesting physical properties, the demand of these precious materials is steadily increasing, which has created a need for the development of effective and high-performing NPs. LÄS MER

  3. 3. Characterization of aerosol nanoparticles by transmission electron microscopy

    Författare :Lisa Karlsson; Centrum för analys och syntes; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; indium selenide; gallium; Electron microscopy; nanoparticles; gold; aerosol;

    Sammanfattning : [abstract missing].... LÄS MER

  4. 4. Synthesis of Nanoparticles and Organometallic Complexes for Gas Sensing

    Författare :Alicja Stolas; Chalmers University of Technology; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; ENGINEERING AND TECHNOLOGY; LSPR; organic synthesis; phthalocyanine; alloys; colloidal synthesis; gas sensing.; nanoparticles; palladium; phthalocyanine complexes; nanocube; stabilizers; gold; nanocomposites;

    Sammanfattning : Currently metal nanoparticles (NPs) are a subject of interest regarding many applications, in particular chemical gas sensing, as the associated environmental issues are of substantial importance. Metal NPs are attractive due to their fascinating optical properties and primarily, localized surface plasmon resonance (LSPR) which strongly depends on size and shape of NPs. LÄS MER

  5. 5. Aerosol Metal Nanoparticles and their Role in Particle-Assisted Growth of III–V Nanowires

    Författare :Robert Hallberg; NanoLund; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; aerosol formation; III–V semiconductor materials; catalyst particles; Palladium nanoparticles; Gold nanoparticles; Spark discharge generation; MOVPE; MOCVD; Transmission electron microscopy TEM ; Phase stability; Nanoparticle deposition; Nanoparticle generation; nanoparticles characterization; Nanowire NW ; Nanowire growth;

    Sammanfattning : Semiconductor nanowires have properties that make them potentially useful for applications in future electronic, photovoltaic, and optoelectronic devices. A powerful nanowire fabrication technique is the use of a nanoparticle as a preferential nucleation site, from which a nanowire grows. LÄS MER