Essays about: "rare-earth elements"

Showing result 1 - 5 of 41 essays containing the words rare-earth elements.

  1. 1. PGE Geochemistry and Mineralogy of Dunite, Chromitite, and Laterite Samples from the Acoje Ophiolite Block, Philippines

    University essay from Luleå tekniska universitet/Geovetenskap och miljöteknik

    Author : Michelle Dossey; [2023]
    Keywords : PGM; PGE; laterite; limonite; chromitite; dunite; platinum group minerals; platinum group elements; Acoje; Philippines;

    Abstract : Ni-laterites have the potential to become unconventional ore deposits for platinum group elements (PGE). This study was conducted to determine enrichment trends of PGE as a result of the Ni-laterization process. READ MORE

  3. 2. A Simulation-Based Decision Support Tool for Circularity : Remanufacturing of an Electric Machine Case Study

    University essay from KTH/Produktionsutveckling

    Author : Mayari Pérez Tay; [2023]
    Keywords : Simulation; remanufacturing; circular business; electric machine;

    Abstract : Over the last years, environmental concerns have grown regarding the pressure manufacturing activities exerts on natural resources. Many materials have been classified by the EU as scarce, rare earth elements found in magnets are amongst critical materials with high supply risk. READ MORE

  4. 3. The Promise of a Green Revolution : Conceptions of climate change and sustainability in local movements objecting to mining establishment

    University essay from Uppsala universitet/Institutionen för kulturantropologi och etnologi

    Author : Caroline Reinhammar; [2023]
    Keywords : ;

    Abstract : This study explores how vernacular understandings of climate change and sustainability are formed in relation to local disputes concerning mineral exploration. In a search for a solution to climate change, the interest in rare earth elements (REEs), and other metals used in green technology has resulted in granting mining companies processing concessions in Sweden. READ MORE

  5. 4. A numerical comparison of the thermoacoustics for different equivalence ratios for n-dodecane using LES

    University essay from Lunds universitet/Institutionen för energivetenskaper

    Author : Björn Jarfors; [2023]
    Keywords : Computational Fluid Dynamics; Bluff-body stabilised flames; Large Eddy Simulation; Thermoacoustics; Acoustics; NEUMANN Project; Jet engines; Aero engines; Airplanes; Combustion; Numerics; Technology and Engineering;

    Abstract : Klimatförändringarna påverkar vår värld och det behövs ett mer hållbart samhälle. Flygindustrin är i behov av förändring, men flygmotorer är mycket komplexa och tar tid att utveckla. Termoakustiska instabiliteter har kraften att förstöra en motor, men också att minska miljöpåverkan. READ MORE

  6. 5. Rare Earth Metals' Resiliency and Volatility Spillover Effects : A Critical Supply Assessment for Western Technologies From a Risk Management Perspective

    University essay from Linköpings universitet/Nationalekonomi; Linköpings universitet/Filosofiska fakulteten

    Author : Farzam Ebrahimi; Samuel Elm; [2023]
    Keywords : Rare Earth Metals; Interconnectedness; Conditional Volatility; Risk Management; Value at Risk; Event Study;

    Abstract : This paper explores the relationship between Chinese rare earth metals (REMs) and the industries in the U.S and Europe that heavily rely on them. READ MORE