Sökning: "Ewa Töyrä Mendez"

Hittade 2 uppsatser innehållade orden Ewa Töyrä Mendez.

  1. 1. Temperature Dependence of Resistance of a Ni-rich Li-ion Cathode

    Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Strukturkemi

    Författare :Ewa Cecilia Töyrä Mendez; [2020]
    Nyckelord :Battery; Electric Vehicles; Resistance; NMC811; Cathode; Ni;

    Sammanfattning : Understanding the degradation mechanisms of Li-ion batteries is essential to gain insights into battery aging. The primary research area of this thesis is the positive electrode, NMC811. The purpose of the thesis is to understand how low and elevated temperatures affect the aging of NMC811, by considering the effects on resistance. LÄS MER

  3. 2. Life Cycle Analysis : a study of the climate impact of a single-family building from a life cycle perspective

    Kandidat-uppsats, Uppsala universitet/Institutionen för teknikvetenskaper

    Författare :Ewa Töyrä Mendez; Malin Fröberg; Johanna Holmqvist Larsson; [2018]
    Nyckelord :;

    Sammanfattning : Historically, most of the climate impact of a building has derived from the buildings operational phase. However, recent studies show that the climate impact of the construction phase of a building is of the same dimension as the operational phase. LÄS MER