Sökning: "electrode"

Visar resultat 1 - 5 av 254 uppsatser innehållade ordet electrode.

  1. 1. Synthesis and Characterization of Materials for Carbon Based Hybrid Asymmetric Supercapacitor Electrodes

    Master-uppsats, KTH/Tillämpad fysikalisk kemi

    Författare :Avital Cherednik; [2023]
    Nyckelord :Supercapacitor; hybrid supercapacitor; metal oxide nanoparticles; carbon electrodes; ionic liquid; Superkondensator; hybrid superkondensator; metaloxid nanopartiklar; kolelektroder; jonvätska;

    Sammanfattning : Superkondensatorer är energilagringsenheter som har uppmärksammats mer under det senaste decenniet. Några av de fördelar som dessa enheter har varit är lagring av hög effekttäthet, förlängda livscykler och snabba laddnings- och urladdningstider. LÄS MER

  2. 2. Resistance Element Welding of Ultra High Strength Steel to Aluminium

    Master-uppsats, KTH/Skolan för industriell teknik och management (ITM)

    Författare :Malte Eriksson; [2023]
    Nyckelord :;

    Sammanfattning : The automotive industry strives towards decreased vehicle weight in order to decrease green house gas emissions. To create lighter vehicles, new lighter materials need to be implemented. One issue with new materials is that the traditional joining methods in many cases meet their limitations. LÄS MER

  3. 3. Modulation of the optical properties of quantum dots by surface acoustic waves

    Master-uppsats, KTH/Tillämpad fysik

    Författare :Tanguy Schetelat; [2023]
    Nyckelord :Nanophotonics; Quantum dots; Surface acoustic waves; Interdigital tansducers; Optomechanical coupling; Nanofotonik; Kvantprickar; Akustika yt-vågor; Interdigital tansducers; Optomekanisk koppling;

    Sammanfattning : Semiconductor quantum dots (QDs) are considered to be a crucial part of future quantum technologies due to their enormous potential as efficient sources of single and indistinguishable photons. Single photons are necessary to transport quantum information over large distances through the existing global fibre optic network. LÄS MER

  4. 4. Electrolyte filling process parameter study for a hard case prismatic lithium-ion battery : Understand the influence of vacuum pressure curve on the filling cycle to device a method to optimise the cycle time.

    Master-uppsats, KTH/Skolan för industriell teknik och management (ITM)

    Författare :Rajath Alva Kotekunja; [2023]
    Nyckelord :Lithium ion batteries; electrolyte filling; cycle time; non destructive method;

    Sammanfattning : Lithium ion Batteries (LIB) as electrochemical energy storage systems are key alternatives to fossil fuels and enable the storage of energy from alternate renewable resources due to low weight, High energy density and long lifetime. Batteries have become a dominant consumer electronics in the past two decades[1]. LÄS MER

  5. 5. Quantum mechanical modelling and electrochemical stability of sodium based glassy electrolyte for all-solid-state batteries

    Kandidat-uppsats, KTH/Materialvetenskap

    Författare :Carolina Falk; Linnéa Johansson; [2022]
    Nyckelord :Quantum mechanical modelling; solid state batteries; solid electrolyte; glassy electrolyte; density functional theory; electrochemical stability; Kvantmekanisk modellering; solida batterier; fast elektrolyt; elektrokemisk stabilitet;

    Sammanfattning : Increasing energy demand draws attention to new materials for improving current energy storage technologies. Particular interest is directed at solid state batteries and glass Na3ClO electrolyte is a promising candidate. LÄS MER