Trent University Graduate Thesis Collection

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    tula:etd
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    1 item
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    Copyright for all items in the Trent University Graduate Thesis Collection is held by the author, with all rights reserved, unless otherwise noted.
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    Fingerprinting of dissolved organic matter and copper ligands in the Canadian Arctic and North Pacific Ocean

    Year: 2019, 2019
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Durrett, Victoria, Thesis advisor (ths): Gueguen, Celine, Degree committee member (dgc): Stock, Naomi, Degree committee member (dgc): Stotesbury, Theresa, Degree granting institution (dgg): Trent University
    Abstract: <p>Dissolved organic matter (DOM) in oceans provides nutrients and ultraviolet radiation protection to microbes. Some DOM compounds can chelate with metals, including copper, controlling their transport and bioavailability in marine systems. As copper functions as both a nutrient and toxicant, studies into the chemical structures of Cu-ligands is important, however currently limited. In… more

    Molecular Composition of Dissolved Organic Matter Controls Metal Speciation and Microbial Uptake

    Year: 2019, 2019
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Mangal, Vaughn, Thesis advisor (ths): Gueguen, Celine, Degree committee member (dgc): Poulain, Alexandre J, Degree committee member (dgc): Rafferty, Steven, Degree granting institution (dgg): Trent University
    Abstract: <p>Aquatic contaminant mobility and biological availability is strongly governed by the complexation of organic and inorganic ligands. Dissolved organic matter (DOM) is a complex, heterogeneous mixture of organic acids, amino acids, lipids, carbohydrates and polyphenols that vary in composition and can complex to dissolved metals thereby altering their fate in aquatic systems. The research… more