Sökning: "Exfoliation"

Visar resultat 1 - 5 av 24 avhandlingar innehållade ordet Exfoliation.

  1. 1. Liquid Exfoliation of Molybdenum Disulfide for Inkjet Printing

    Detta är en avhandling från Sundsvall : Mid Sweden University

    Författare :Viviane Forsberg; Mittuniversitetet.; [2016]
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; MoS2; Exfoliation; Inkjet Printing; 2D materials; Environmental Friendly; TMD; thin films; industrial printing; 2D inks; printed electronics; thin films carrier mobility; large-area electronics; graphene analogues; solar cells;

    Sammanfattning : Since the discovery of graphene, substantial effort has been put toward the synthesis and production of 2D materials. Developing scalable methods for the production of high-quality exfoliated nanosheets has proved a significant challenge. LÄS MER

  2. 2. Liquid-Phase Exfoliation of Two-Dimensional Materials Applications, deposition methods and printed electronics on paper

    Detta är en avhandling från Sundsvall : Mid Sweden University

    Författare :Viviane Forsberg; Mittuniversitetet.; [2019]
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; molybdenum disulfide MoS2 ; transition metal dichalcogenide TMD ; thin films; inkjet printing; 2D inks; liquid-phase exfoliation; shear exfoliation; printed electronics; organic electronics; PEDOT:PSS; photoresponse; photocurrent; cathodoluminescence;

    Sammanfattning : After the unprecedented success of graphene research, other materials that can also be exfoliated into thin layers, like Transition metal dichalcogenides (TMDs) such as molybdenum disulfide (MoS2), have also become the subjects of extensive studies. As one of the most promising methods for large scale production of such materials, liquid-phase exfoliation (LPE) has also been the subject of extensive research and is maturing as a field to the point that devices using additive manufacturing and printed nanosheets are often reported. LÄS MER

  3. 3. Graphene Based Inks for Printed Electronics

    Detta är en avhandling från Uppsala : Acta Universitatis Upsaliensis

    Författare :Man Song; Uppsala universitet.; [2019]
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Exfoliation; Graphene inks; Inkjet printing; Screen printing; GO Ag hybrid inks; Leuckart reaction; Reduction.; Teknisk fysik med inriktning mot elektronik; Engineering Science with specialization in Electronics;

    Sammanfattning : The outstanding properties of graphene make it attractive ink filler for conductive inks which plays an important role in printed electronics. This thesis focuses on the ink formulation based on graphene and graphene oxide (GO).Liquid phase exfoliation of graphite is employed to prepare graphene dispersions, i.e. LÄS MER

  4. 4. Multifunctional Carbon Foams by Emulsion Templating Synthesis, Microstructure, and 3D Li-ion Microbatteries

    Detta är en avhandling från Uppsala : Acta Universitatis Upsaliensis

    Författare :Habtom Desta Asfaw; Uppsala universitet.; [2017]
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Battery; Carbon; Electrochemical; Electrodeposition; Emulsion; Energy; Exfoliation; Foam; Lithium; Microbattery; Multifunctional; Nanoparticles; Polyaniline; Polymer; Power; Sol-gel; Storage; Structured; Three-dimensional; Kemi med inriktning mot materialkemi; Chemistry with specialization in Materials Chemistry;

    Sammanfattning : Carbon foams are among the existing electrode designs proposed for use in 3D Li-ion microbatteries. For such electrodes to find applications in practical microbatteries, however, their void sizes, specific surface areas and pore volumes need be optimized. LÄS MER

  5. 5. Aqueous Exfoliation of Transition Metal Oxides for Energy Storage and Photocatalysis Applications Vanadium Oxide and Molybdenum Oxide Nanosheets

    Detta är en avhandling från Stockholm : Department of Materials and Environmental Chemistry (MMK), Stockholm University

    Författare :Ahmed S. Etman; Stockholms universitet.; [2019]
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; aqueous exfoliation; vanadium oxide nanosheets; molybdenum oxide nanosheets; energy storage; photocatalysis; oorganisk kemi; Inorganic Chemistry;

    Sammanfattning : Two-dimensional (2D) transition metal oxides (TMOs) are a category of materials which have unique physical and chemical properties compared to their bulk counterparts. However, the synthesis of 2D TMOs commonly includes the use of environmental threats such as organic solvents. LÄS MER