Search for dissertations about: "electrochemical stability"

Showing result 1 - 5 of 177 swedish dissertations containing the words electrochemical stability.

  2. 1. Characterisation and modelling of lithium-ion battery electrolytes

    Author : Peter Georén; KTH; []
    Keywords : lithium battery; electrolyte; characterisation; mass transport; stability; modelling; electrochemical; Raman spectroscopy; impedance;

    Abstract : Rechargeable batteries play an important role as energycarriers in our modern society, being present in wirelessdevices for everyday use such as cellular phones, video camerasand laptops, and also in hybrid electric cars. The batterytechnology dominating the market today is the lithium-ion(Li-ion) battery. READ MORE

  4. 2. Organic Electrochemical Transistors : Materials and Challenges

    Author : Silan Zhang; Simone Fabiano; Magnus Berggren; Jenny Nelson; Linköpings universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES;

    Abstract : The use of organic mixed ionic-electronic conductors (OMIECs) has demonstrated the potential to transform the field of bioelectronics, spanning from medical diagnostics to neuromorphic computing hardware. To keep up with the fast-paced demands, it is crucial to develop customizable device fabrication, design new materials, improve operation stability, and explore the ion-electron interactions within OMIECs. READ MORE

  5. 3. Microstructure in SOFC: electrochemical simulations and experiments

    Author : Xiaoqiang Zhang; Värmeöverföring; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Solid oxide fuel cell; Electrochemical impedance spectroscopy; 3D reconstruction; Tortuosity; Electrochemical kinetics; Multiphysics; Thermal stress;

    Abstract : Solid oxide fuel cells (SOFCs) are highly efficient and environmentally friendly power sources that convert chemical energy directly into electricity and heat, without the need for combustion. Despite their many benefits, the performance and durability of SOFCs heavily depend on the quality of their porous anode and cathode components. READ MORE

  6. 4. Electrochemical water splitting based on metal oxide composite nanostructures

    Author : Aneela Tahira; Omer Nur; Magnus Willander; Rasit Turan; Linköpings universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Composite metal oxides; hydrothermal method; water splitting; Tafel slope; stability; durability; alkaline media; acidic media;

    Abstract : The occurrence of available energy reservoirs is decreasing steeply, therefore we are looking for an alternative and sustainable renewable energy resources. Among them, hydrogen is considered as green fuel with a high density of energy. READ MORE

  7. 5. The Art of Cycling – Polymer Electrolytes at Extreme Conditions

    Author : Isabell L. Johansson; Jonas Mindemark; Daniel Brandell; Masayoshi Watanabe; Uppsala universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Solid polymer electrolytes; Lithium ion batteries; Electrochemical stability; Mechanical stability; Ionic conductivity; Additives; Polycarbonate; Polyester; Polyketone; Kemi med inriktning mot materialkemi; Chemistry with specialization in Materials Chemistry;

    Abstract : With the rapid development of batteries for applications like electric vehicles and energy storage devices, it is essential to design and develop batteries with improved safety, long cycle life, and high energy density. To achieve this goal, the development and improvement of solid-state batteries, containing solid polymer electrolytes, is a promising solution. READ MORE