Search for dissertations about: "2D Materials"

Showing result 1 - 5 of 251 swedish dissertations containing the words 2D Materials.

  2. 1. Novel Layered and 2D Materials for Functionality Enhancement of Contacts and Gas Sensors

    Author : Hossein Fashandi; Per Eklund; Anita Lloyd Spetz; Mike Andersson; Lars Hultman; Ganpati Ramanath; Linköpings universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

    Abstract : Chemical gas sensors are widely-used electronic devices for detecting or measuring the density levels of desired gas species. In this study, materials with established or potential applications for gas sensors are treated. READ MORE

  4. 2. Processing 2D nanomaterials into inorganic-polymer composite films and fibers with well-defined properties

    Author : Jian Chang; Jiayin Yuan; Ximin He; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; 2D materials; advanced composite materials; crosslinking chemistry; high mechanical performance; solar heating; personalized thermoregulation; solar-driven water evaporation; materialkemi; Materials Chemistry;

    Abstract : 2D materials such as graphene, graphene oxide (GO), reduced graphene oxide (rGO) and MXene, possess unique properties, e.g., high carrier mobilities, mechanical flexibility, good thermal conductivity, and high optical and UV adsorption. READ MORE

  5. 3. Femtosecond Laser Microfabrication of Glasses and 2D Materials for Photonics and Energy Storage

    Author : Po-Han Huang; Frank Niklaus; Göran Stemme; Kristinn Gylfason; Yves Bellouard; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Femtosecond laser; 3D printing; self-organized nanogratings; micromachining; silica glass; silicon-rich glass; hydrogen silsesquioxane; photonic microdevice; microsupercapacitor; 2D materials; direct ink writing; Electrical Engineering; Elektro- och systemteknik;

    Abstract : Femtosecond laser-based fabrication technologies have seen rapid developments in the past decades, thanks to the capability of femtosecond lasers to induce localized multiphoton absorption in materials. Multiphoton absorption can result in various material modifications that can be leveraged for additive and subtractive manufacturing. READ MORE

  6. 4. Investigating cellulose structure using solid-state NMR spectroscopy

    Author : Alexander Idström; Chalmers tekniska högskola; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; NATURVETENSKAP; NATURAL SCIENCES; CNC; crystallinity index; regenerated cellulose; 2D NMR; native cellulose; pulp; Solid-state NMR; ionic liquids; CP MAS 13C-NMR; hornification;

    Abstract : Cellulose is the most abundant polymer in nature and it is an important constituent in most flowers, trees, and even some animals. Cellulose has an established use in many important products, such as textile fibers, paper and paperboard, and recently new applications have received increased attention. READ MORE

  7. 5. Cellulose Nanofibril-based Hybrid Materials : Eco-friendly design towards separation and packaging applications

    Author : Luis Valencia; Aji Mathew; Olli Ikkala; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Cellulose nanofibrils; hybrid materials; membranes; aerogels; separation; food packaging; Materials Chemistry; materialkemi;

    Abstract : Nanocellulose has been lately considered as the “Holy-Grail” in the design of sustainable materials due to its bio-origin and an unprecedented combination of prominent features, including good mechanical properties, anisotropy and versatile surface chemistry. In addition, nanocellulose in the form of cellulose nanofibrils, can adopt variable structures and morphologies depending on the processing technique, such as aerogels, films and monoliths. READ MORE