Essays about: "pit"

Showing result 1 - 5 of 119 essays containing the word pit.

1. 1. 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. 2. AI-Based Race StrategyAssistant and Car data Monitor

   University essay from Luleå tekniska universitet/Institutionen för system- och rymdteknik

   Author : Simon Pontin; [2023]
   Keywords : computer science; ai; race strategy; ai-based strategy; datateknik;

   Abstract : In the world of motorsport, it is not only the driver's skill that determines the outcome of a race. Race strategy and car setup are two main factors that determine if the driver is competitive or not. Thus, this project focuses on optimizing the strategy part. READ MORE

4. 3. Electrolytic Reduction of Iron Oxides in Molten Salt with a Mineralogical Investigation of Magnetite Ore of Tapuli

   University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

   Author : Elina Fernö; [2023]
   Keywords : Iron reduction; trace element analysis on magnetite ore; molten salt electrolysis; sodium hydroxide electrolyte; NaOH; greenhouse gas; carbon dioxide; CO2; green ironmaking; Järnreduktion; spårelementanalys på magnetitmalm; smältelektrolys; elektrolys i natriumhydroxid; NaOH; elektrolyt; växthusgas; koldioxid; CO2; grön järnframställning;

   Abstract : This master's thesis covers an investigation of the reduction behavior of different iron oxides when electrolytically reduced with molten salt electrolysis (MSE). The tested iron oxides were wüstite (FeO), hematite (Fe2O3), magnetite (Fe3O4) and magnetite ore concentrate from the Tapuli deposit in Pajala, Norrbotten, Sweden. READ MORE

5. 4. Holmöarna archipelago and its forgotten Iron Age period : Uncovering the past through morphology and GIS-analysis

   University essay from Umeå universitet/Institutionen för idé- och samhällsstudier

   Author : Alexander Bodén; [2023]
   Keywords : Holmön; Holmöarna archipelago; Västerbotten; Umeå; Iron Age; landscape archaeology; settlement archaeology; computational archaeology; Sweden; northern Sweden; hut foundation; cooking storage pit; cairn; labyrinth; compass rose; seamark; fishing village;

   Abstract : The geographical focus area of this essay is Holmöarna archipelago, which is a very large group of islands that are located a short distance to the east of the city Umeå, in northern Sweden, Västerbotten county. This essay is an attempt to uncover and provide knowledge regarding Holmöarna archipelago’s forgotten Iron Age period through the means of GIS-analysis, literary studies, a field visit, as well as morphological comparisons of ancient artefacts and monuments from the area. READ MORE

6. 5. Fungal Effects on Tree Growth in a Primary Succession

   University essay from SLU/Dept. of Forest Ecology and Management

   Author : August Hedberg; Julian Säflund; [2023]
   Keywords : primary succession; succession; ectomycorrhiza; saprotroph; tree growth; Pinus sylvestris; soil fungi;

   Abstract : In the Boreal zone, ectomycorrhiza is the most common mycorrhiza found among trees and helps with nitrogen and nutrient uptake. Most research on mycorrhiza, its effect, and community development are done on secondary succession (succession in an ecosystem after a disturbance) such as after a clearcut. READ MORE