Sökning: "sodium carbonate"
Visar resultat 1 - 5 av 16 uppsatser innehållade orden sodium carbonate.
1. 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
2. Uptake and retainment of radionuclides in edible mushrooms – from fruiting to cooking
Master-uppsats,Sammanfattning : Purpose: The purpose of this study was to study the uptake, distribution and transfer of Mn-54, Zn-65, U-238, U-235, U-234, and Po-210 in mushrooms and their respective caps and stalks, the effects of chelates and ligands, and the potential release of radionuclides during a cooking procedure. Introduction: Fungi are organisms that are composed of a fruiting body (mushroom) and tubular hyphae, that branches out into complex networks called mycelium. LÄS MER
3. Investigation of stability in high salt polymer electrolytes for sodium batteries
Master-uppsats, Uppsala universitet/StrukturkemiSammanfattning : Poly(trimethylene carbonate)–sodium bis(fluorosulfonyl)imide system shows a promising performance as polymer-in-salt electrolytes. The polymer electrolytes with salts concentration from 62% to 71% were tested through DSC, FTIR, EIS and constant current cycling. The solubility of the salts varies in different salts in PTMC. LÄS MER
4. Concept development to extract sodium sulfate from an aqueous solution
Uppsats för yrkesexamina på avancerad nivå, Luleå tekniska universitet/Institutionen för teknikvetenskap och matematikSammanfattning : Now when the interest is increasing to reach a sustainable infrastructure, one possibility SCA is experimenting with is the possibility to produce renewable hydrocarbons from black liquor which can be extracted from a Kraft process. However, when extracting the black liquor, a lot of sodium-based compounds are removed from the recovery process and when hydrocarbons are produced in SCA’s biorefinery, these compounds are caught in an aqueous solution. LÄS MER
5. Influences of palladium ceramics on valuable metal losses to a PbO-SiO2-Sb2O3 based silver smelting slag.
Uppsats för yrkesexamina på avancerad nivå, Luleå tekniska universitet/Industriell miljö- och processteknikSammanfattning : Silver and palladium can be found in the so called palladium-ceramics which comes from catalyst production. These valuable metals needs to be recovered from these wastes in order to further increase both the environmental and economic sustainability of our society. LÄS MER