Essays about: "copper"

Showing result 41 - 45 of 434 essays containing the word copper.

  1. 41. Avenanthramides as a means to slow rancidity development in oats

    University essay from Lunds universitet/Bioteknik (master); Lunds universitet/Bioteknik (CI)

    Author : Wing Tung Lo; [2022]
    Keywords : avenanthramides; rancidification; lipid oxidation; oats; antioxidants; biotechnology; Technology and Engineering;

    Abstract : Cereal grains are an important staple in many diets across the globe. Being one of the most cultivated cereal crops worldwide, especially in Nordic countries, oats are known to have a high dietary fibre content and a nutritional value that makes them highly beneficial for human health. READ MORE

  3. 42. Iron Pieces from The Copper Wreck : An archaeometallurgical analysis of iron bars, billets and osmund iron found in Gdansk, Poland

    University essay from KTH/Materialvetenskap

    Author : Mikael Ghaysari; Benjamin Tiberghien; Maximilian Åkerblom Jonsson; [2022]
    Keywords : The Copper wreck; W5; Miedsiowiec; Osmund; Slag analysis; SEM; EDS; LOM; Medieval iron production; Blast furnace; Indirect reduction; Direct reduction; Kopparvraket; W5; Miedsiowiec; Osmund; Slagg; SEM; EDS; LOM; Medeltida järnproduktionen; Masugn; Indirekt reduktion; Direkt reduktion;

    Abstract : The topic of osmund iron is of great interest in both historical and metallurgical perspective. Between the 14th and the 17th century osmund iron was exported extensively from Sweden but it has been difficult to characterize and confirm what exactly osmund iron is. READ MORE

  4. 43. Investigation of non-metallic inclusions and chip properties in Cu-based alloys by numerical analysis

    University essay from KTH/Materialvetenskap

    Author : Ousmane El Hamid; Mattias Eriksson; [2022]
    Keywords : ;

    Abstract : Analysis of the macrostructure of metallic alloys is of utmost importance as there is a direct correlation on the physical properties and some features of the structures. This is true for copper based alloys and the non-metallic inclusions (NMI) that are enclosed in their structure. READ MORE

  5. 44. Trace element leaching from alum shale fines and red ash from Kvarntorp during a large column test

    University essay from Örebro universitet/Institutionen för naturvetenskap och teknik

    Author : Helena Rydfjord; [2022]
    Keywords : Alum shale; Leachate; Trace elements; Kvarntorp;

    Abstract : Fuel shortage during the Second World War led to oil production in Kvarntorp, Kumla during 1942-1966 by pyrolyzing alum shale rich in pyrite, FeS2, and organic material such as kerogen. This production has led to a lot of waste laying deposited out in the open after the mining closed and has had negative environmental impact in the form of ongoing weathering and leaching of acidic water and leaching of trace elements into its surroundings. READ MORE

  6. 45. Biochar Production from Municipal Sewage Sludge via Pyrolysis - The Case of Gotland

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Lara-Patricia Brokmeier; [2022]
    Keywords : Biochar; Municipal Sewage Sludge; Pyrolysis; Carbon Sequestration; Heavy Metals; Gotland;

    Abstract : In order to keep global average temperature below 2°C it is necessary to accelerate climate change mitigation actions and reduce global greenhouse gas emissions. This can be achieved by carbon capture and storage methods such as the production of biochar. READ MORE