Essays about: "Sulphide"
Showing result 6 - 10 of 68 essays containing the word Sulphide.
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6. Evaluating a method using pXRF for measuring sulphur along Ostlänken
University essay from Göteborgs universitet/Institutionen för geovetenskaperAbstract : Ostlänken (The Eastern link) is going to be a new main railway in Sweden, between Södertälje and Linköping. The railroad will go through areas where there could be high sulphide concentration in the rocks, and during the construction, large amounts of rock is going to be excavated. READ MORE
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7. Evaluating the Undrained Shear Strength of Sulphide-Bearing Soils in the Sundsvall Area
University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurserAbstract : Sulphide soils in Sweden are mainly found along the northeast coastline. These soils area characterized by their fine grain size, low shear strength and black, or grey, color. These soils are also found further south, in the Sundsvall area in Västernorrland, but have slightly lower sulphide content there. READ MORE
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8. Geological characterization of rock samples by LIBS and ME-XRT analytical techniques
University essay from Luleå tekniska universitet/Geovetenskap och miljöteknikAbstract : One of the major challenges in earth sciences and mineral exploration has been to determine with high accuracy and at a fast rate the elemental composition as well as the general chemistry of a rock sample. Many analytical techniques e.g. READ MORE
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9. Methane Sulphonic Acid in East Antarctic Coastal Firn and Ice Cores and Its Relationship with Chlorophyll-a and Sea Ice Extent in the Southern Ocean
University essay from Uppsala universitet/Institutionen för geovetenskaperAbstract : The seasonal retreat of sea ice in the austral spring and summer around Antarctica has a significant effect on phytoplankton activity, mainly due to light availability, meltwater input of dissolved iron, and surface water stratification. Phytoplankton produce dimethylsulfoniopropionate, the precursor to the climate-cooling gas dimethyl sulphide, which is ventilated to the atmosphere and oxidised to methane sulphonic acid (MSA). READ MORE
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10. Optimization of a two-step anaerobic treatment of wastewater from the Pulp and Paper Industry
University essay from KTH/Industriell bioteknologiAbstract : Under de senaste 30 åren så har antalet massa- och pappersbruk minskat medan den totala produktionen av massa och papper har ökat. En högre produktion per bruk tillsammans med en hårdare miljölagstiftning, sätter ett högre tryck på vattenreningen på varje bruk. READ MORE