Essays about: "Metals"

Showing result 16 - 20 of 594 essays containing the word Metals.

1. 16. Utilizing wood ash to stimulate algal growth in mine waters from northern Sweden

   University essay from Luleå tekniska universitet/Geovetenskap och miljöteknik

   Author : Katelyn Murphy; [2023]
   Keywords : acid rock drainage; acid mine drainage; controlled eutrophication;

   Abstract : Acid rock drainage (ARD), caused by the oxidation of sulphide bearing minerals, continues to be an environmental impact of both closed and operational mines, leading to waters with low pH values and high metal concentrations (Park et al., 2019). READ MORE

3. 17. Moving Air : A Comparative Study of Physical Controllers and Hand Tracking in Virtual Reality

   University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

   Author : Ólafur Konráð Albertsson; [2023]
   Keywords : Virtual reality; hand tracking; training; comparative study;

   Abstract : Onboarding is a procedure used to familiarize new employees with the details of a new industry, and VR and AR training are increasingly being used for role-specific medical field experiences. This study aims to explore the affordances and challenges of a task-specific shaped controller vs. a regular controller in a VR training scenario. READ MORE

4. 18. Digging Deeper: Exploring Roads to Inclusive Development Through Mine Closure Policy and Practices in the Dominican Republic

   University essay from Lunds universitet/Internationella miljöinstitutet

   Author : Bianca Terrero Vega; [2023]
   Keywords : mine closure; inclusive development; mineral governance; community engagement; energy transition metals; just transitions.; Social Sciences;

   Abstract : Mining operations have significant environmental and social impacts, including ecosystem fragmentation, biodiversity loss, pollution, and social issues such as low wages and unsafe working conditions. Despite these negative effects, mining plays a crucial role in the transition to low-carbon technologies and the demand for energy transition minerals is expected to surge. READ MORE

5. 19. Unlocking lost potentials : Reviving water in Falun as a living and interweaved spine

   University essay from KTH/Urbana och regionala studier

   Author : Filip Wadsten; [2023]
   Keywords : urban planning; urban design; Falun; polluted water; sediment challenges; stormwater management; flooding management; green structure; movement network; new nodes;

   Abstract : The city of Falun has a rich history of mining with the open mine, Stora Stöten, centrally located in the city and nowadays a well-known world heritage tourist attraction. The mine is the main reason that Falun even exists. READ MORE

6. 20. Tuning Photovoltaic Properties of Two-dimensional Molybdenum Disulfide by Alloying: An ab initio study

   University essay from KTH/Materialvetenskap

   Author : Mochen Li; [2023]
   Keywords : Photovoltaic; Molybdenum disulfide; Absorption coefficient; ab initio material design; Fotovoltaisk; Molybdendisulfid; Absorptionskoefficient; ab initio materialdesign;

   Abstract : 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%. READ MORE