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Dissertations, Master's Theses and Master's Reports - Open

Stability

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Slope Stability Analysis Of Mount Meager, South-Western British Columbia, Canada, Rachel M. Hetherington Jan 2014

Slope Stability Analysis Of Mount Meager, South-Western British Columbia, Canada, Rachel M. Hetherington

Dissertations, Master's Theses and Master's Reports - Open

The Mount Meager Volcanic Complex (MMVC) in south-western British Columbia is a potentially active, hydrothermally altered massif comprising a series of steep, glaciated peaks. Climatic conditions and glacial retreat has led to the further weathering, exposure and de-buttressing of steep slopes composed of weak, unconsolidated material. This has resulted in an increased frequency of landslide events over the past few decades, many of which have dammed the rivers bordering the Complex. The breach of these debris dams presents a risk of flooding to the downstream communities. Preliminary mapping showed there are numerous sites around the Complex where future failure could …


Properties And Structures Of Li-N Based Hydrogen Storage Materials, Junqing Zhang Jan 2013

Properties And Structures Of Li-N Based Hydrogen Storage Materials, Junqing Zhang

Dissertations, Master's Theses and Master's Reports - Open

Traditional transportation fuel, petroleum, is limited and nonrenewable, and it also causes pollutions. Hydrogen is considered one of the best alternative fuels for transportation. The key issue for using hydrogen as fuel for transportation is hydrogen storage. Lithium nitride (Li3N) is an important material which can be used for hydrogen storage. The decompositions of lithium amide (LiNH2) and lithium imide (Li2NH) are important steps for hydrogen storage in Li3N. The effect of anions (e.g. Cl-) on the decomposition of LiNH2 has never been studied. Li3N can react with LiBr to form lithium nitride bromide Li13N4Br which has been proposed as …