Sökning: "transition metals"
Visar resultat 6 - 10 av 43 uppsatser innehållade orden transition metals.
6. Tuning Photovoltaic Properties of Two-dimensional Molybdenum Disulfide by Alloying: An ab initio study
Master-uppsats, KTH/MaterialvetenskapSammanfattning : Addressing the urgent need for innovative energy solutions amidst increasing environmental concerns, the focus on photovoltaic solar cells is intensifying. Currently limited by the Shockley-Queisser limit, conventional silicon-based solar cells offer a maximum power conversion efficiency of 32%. LÄS MER
7. Fällning av Råmaterial för Batteriåtervinning
Kandidat-uppsats, KTH/KemiteknikSammanfattning : This report explores simultaneous crystallization in multicomponent solutions to intensification of metal recovery in lithium-ion batteries. The main focus is to evaluate and compare the efficiency of sodium hydroxide and sodium carbonate as precipitating agents in recovering cobalt, nickel, manganese and lithium. LÄS MER
8. Unveiling Contradictions: The Green Energy Transition and Sámi Indigenous Rights in the Per Geijer Expansion, Kiruna, Sweden
Magister-uppsats, Malmö universitet/Institutionen för Urbana Studier (US)Sammanfattning : In recent decades, there has been a growing recognition of Indigenous rights over traditional territories and natural resources, alongside the intensification of extractive activities on Indigenous lands, often in violation of their rights.The paradox is driven by several factors, including escalating global commodity prices, energy security concerns, and the shift towards green energy. LÄS MER
9. A Petrographic and Paragenetic Characterization of the Ertelien Ni-Cu Deposit (Norway)
Master-uppsats, Uppsala universitet/Institutionen för geovetenskaperSammanfattning : The escalating demand for metals driven by advancements in renewable energy technologies and hightech products has underscored the significance of understanding and characterizing ore deposits. This study focuses on the Ertelien Ni-Cu deposit in Norway, a region rich in nickel, cobalt, and copper resources—essential components for the transition to a sustainable energy future. LÄS MER
10. Synthesis and Characterization of Multi-component Metal Oxides based on Ru-Co-Mo as Oxygen Evolving Electrocatalysts
Uppsats för yrkesexamina på avancerad nivå, Umeå universitet/Institutionen för fysikSammanfattning : Finding materials based on non-rare earth metals is vital for the global transition to a more sustainable economy. Discovering useful properties in common metal oxides is a promising avenue for new materials. LÄS MER