Essays about: "Vacancy concentration"

Found 3 essays containing the words Vacancy concentration.

  1. 1. High-throughput ab-initio calculation of the elastic constants of alloys with vacancies - Ta0.5Al0.5N1-x and Nb0.5Al0.5N1-x with x = 0.03, 0.05 and 0.10

    University essay from Linköpings universitet/Teoretisk Fysik

    Author : Sadeq Hassani; [2023]
    Keywords : Vacancy concentration; Structural properties; Mechanical properties; High-throughput calculations; TaAlN; NbAlN;

    Abstract : In today's data-driven society, data holds immense value and is sought after across various domains, including the realm of science. Materials science, in particular, relies heavily on data acquisition and analysis to further advancements in the field. READ MORE

  3. 2. A model for heterogenic catalytic conversion of carbon dioxide to methanol

    University essay from Linköpings universitet/Institutionen för fysik, kemi och biologi

    Author : Elin Johannesson; [2020]
    Keywords : Carbon dioxide; methanol; heterogeneous catalysis; zinc oxide; computational chemistry; density functional theory;

    Abstract : Since our society became industrialised, the levels of carbon dioxide in our atmosphere have been steadily rising, to the point where it in early 2020 at is 413 ppm. The high concentration is causing several troubling effects worldwide because of the increase in mean temperature that it creates, which causes longer draughts, more severe floods, and rising seawater levels to name a few. READ MORE

  4. 3. Understanding interfaces in thin-film solar cells using photo electron spectroscopy. : Effect of post-deposition treatment on composition of the solar cell absorber.

    University essay from Uppsala universitet/Institutionen för fysik och astronomi

    Author : Henrik Hansson; [2019]
    Keywords : solar cell; P-N junction; CIGS; PES; cross section;

    Abstract : The increasing demand of renewable energy is the big driving force for the research and development of more efficient solar energy conversion solutions. Solar cells, which use the photovoltaic effect to convert the photon energy to electrical current, are an important solar energy conversion technique. READ MORE