Sökning: "polymer based electrolytes"

Visar resultat 1 - 5 av 55 avhandlingar innehållade orden polymer based electrolytes.

  1. 1. Relaxational dynamics of polymer based electrolytes

    Författare :DANIEL ANDERSSON; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; photon correlation; PMMA-EC PC-LiClO4; PPO-LiClO4; spectroscopy; ionic conduction; quasi-elastic neutron scattering; polymer based electrolytes; segmental motion;

    Sammanfattning : .... LÄS MER

  3. 2. Microscopic Dynamics and Structure of some Polymer-based Electrolytes

    Författare :DANIEL ANDERSSON; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; segmental motion; neutron scattering; ionic conduction; polymer electrolytes; gel electrolytes; Gaussianity; oligomers; photon correlation; PPO-LiClO4;

    Sammanfattning : The electrolyte is a key component in high-capacity lithium batteries and there is a large demand for improved materials to increase the performance. Polymer-based electrolytes offer advantages in the design of safer and lighter batteries. LÄS MER

  4. 3. Block Copolymer Electrolytes : Polymers for Solid-State Lithium Batteries

    Författare :Andreas Bergfelt; Tim Bowden; Daniel Brandell; Yoichi Tominaga; Uppsala universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES;

    Sammanfattning : The use of solid polymer electrolytes (SPEs) for lithium battery devices is a rapidly growing research area. The liquid electrolytes that are used today are inflammable and harmful towards the battery components. LÄS MER

  5. 4. Molecular Interactions and Dynamics in Lithium Conducting Electrolytes

    Författare :Josefina Adebahr; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; ab initio calculations; plastic crystals; nanocomposite polymer electrolytes; NMR; Raman spectroscopy; gel electrolytes; polymer electrolytes;

    Sammanfattning : Lithium conducting electrolytes, suitable for battery applications, have been characterized on a molecular level using Raman spectroscopy, ab initio calculations and nuclear magnetic resonance spectroscopy, in order to better understand molecular and ionic interactions and dynamics in the systems. Three different types of electrolytes have been investigated; polymer gel electrolytes, solid polymer electrolytes and plastic crystal materials, with the main focus on the polymer based electrolytes. LÄS MER

  7. 5. Structural Lithium Ion Battery Electrolytes

    Författare :Niklas Ihrner; Mats Johansson; Daniel Brandell; KTH; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Structural batteries; Structural battery electrolyte; Lithium ion batteries; Polymerization induced phase separation; Carbon fibers; Fiber- och polymervetenskap; Fibre and Polymer Science;

    Sammanfattning : A major challenge in the electrification of vehicles in the transport industry is that batteries are heavy, which reduces their effectiveness in mobile applications. A solution to this is structural batteries, which are batteries that can carry mechanical load while simultaneously storing energy. LÄS MER