Search for dissertations about: "Nanoparticle deposition"

Showing result 16 - 20 of 44 swedish dissertations containing the words Nanoparticle deposition.

  2. 16. Nanoparticle assisted tribofilm formation and material transfer studied with SEM and TEM

    Author : István Zoltán Jenei; Stefan Csillag; Urban Wiklund; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; WS2 inorganic fullerene-like nanoparticles; lubrication; tribofilm; SEM; TEM; EELS; EDS; coating; surface analysis; friction; wear; titanium; material transfer; fysik; Physics;

    Abstract : The discovery and subsequent synthesis of metal containing fullerenes- IFS (Inorganic Fullerene-like Structures) by R. Tenne et al. has generated considerable scientific interest with great potential impact in many industrial application areas such as lubrication. READ MORE

  4. 17. Synthesis and characterization of palladium based carbon nanostructure-composites and their clean-energy application

    Author : Florian Nitze; Thomas Wågberg; Ludvig Edman; Kordas Krisztian; Umeå universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Carbon nanostructures; chemical vapour deposition; electro catalysts; transmission electron microscopy; direct formic acid fuel cells; Solid State Physics; fasta tillståndets fysik;

    Abstract : Carbon nanostructures are a wide field with many applications. The use of carbon nanostructures as support in heterogeneous catalysis is a key development that led together with the use of nanoparticles to a significant cost reduction of catalysts. Catalysts designed in this way are widely applied in fuel cell technologies. READ MORE

  5. 18. Engineering inorganic nanostructured composites for boosting H2 and O2 evolution reactions

    Author : Getachew Solomon; Isabella Concina; Alberto Vomiero; Sixto Gimenez; Luleå tekniska universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Hydrogen evolution HER ; Oxygen evolution reaction OER ; Oxygen reduction reaction ORR ; Water splitting; Electrocatalyst; Atomic layer deposition; Core-shell structure; Experimentell fysik; Experimental Physics;

    Abstract : Hydrogen is considered a promising energy source with zero emission of CO2; it can provide higher energy density compared to other sources of energy. The amount at which H2 is produced, and the method of production need further improvement for the advancement of hydrogen energy technologies. READ MORE

  6. 19. Engineering Surfaces of Solid-State Nanopores for Biomolecule Sensing

    Author : Shiyu Li; Shi-Li Zhang; Michael Mayer; Uppsala universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; solid-state nanopores; surface engineering; DNA sensing; DNA polymerase; optical detection; lipid bilayer; hafnium oxide; electron beam induced deposition;

    Abstract : Nanopores have emerged as a special class of single-molecule analytical tool that offers immense potential for sensing and characterizing biomolecules such as nucleic acids and proteins. As an alternative to biological nanopores, solid-state nanopores present remarkable versatility due to their wide-range tunability in pore geometry and dimension as well as their excellent mechanical robustness and stability. READ MORE

  7. 20. Exploring cellulose as a biomacromolecule for enhanced battery metal ion recovery/recycling

    Author : Billy W. Hoogendoorn; Richard Olsson; Yuanyuan Li; Mikael S. Hedenqvist; Aji Mathew; KTH; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Biomacromolecules; Nanocellulose; metal oxide nanoparticle synthesis; electrodeposition; battery recycling; Fiber- och polymervetenskap; Fibre and Polymer Science;

    Abstract : The research focused on the effects of integrating nanocellulose in the solidification of metal ions into metal oxide particles or metallic electrodeposits.  Firstly, the cellulose was isolated as highly crystalline ca. 15-25 nm thick and 500 nm long fibers from bacterial cellulose using acid hydrolysis and had a negative surface charge. READ MORE