Now showing items 1-20 of 85

    • Long-term mineralogical and geochemical evolution of sulfide mine tailings under a shallow water cover 

      Moncur, Michael; Ptacek, Carol; Lindsay, Matthew; Blowes, David; Jambor, John (Elsevier, 2015-06-01)
      The long-term influence of a shallow water cover limiting sulfide-mineral oxidation was examined in tailings deposited near the end of operation in 1951 of the former Sherritt-Gordon Zn-Cu mine (Sherridon, Manitoba, Canada). ...
    • Initial geochemical characteristics of fluid fine tailings in an oil sands end pit lake 

      Dompierre, Kathryn; Lindsay, Matthew; Cruz-Hernández, Pablo; Halferdahl, Geoffrey (Elsevier, 2016-06-15)
      Geochemical characteristics of fluid fine tailings (FFT) were examined in Base Mine Lake (BML), which is the first full-scale demonstration oil sands end pit lake (EPL) in northern Alberta, Canada. Approximately 186 M m3 ...
    • X-ray Spectroptychography 

      Urquhart, Stephen (ACS, 2022-03-29)
      X-ray spectroptychography is an emerging method for the chemical microanalysis of advanced nanomaterials such as catalysts and batteries. This method builds upon established synchrotron X-ray microscopy and spectromicroscopy ...
    • Dante Alighieri. Commedia. A Digital Edition 

      Robinson, Peter M. W.; Shaw, Prue (Inkless Editions, Saskatoon; Fondazione Ezio Franceschini, Florence, 2021-11-09)
      This web site contains high-resolution full colour digital images and highly-detailed transcriptions of seven key early manuscripts of Dante’s Commedia – some of the most precious and beautiful surviving copies of the poem. ...
    • An approach to complex texts in multiple documents 

      Robinson, Peter M. W. (Digital Studies in the Humanities, 2022)
      This article describes an approach to the treatment of texts in complex large textual traditions. Editors are interested in the text as it appears line-by-line in each document, and in how the versions of the text differ ...
    • Benchmarking multiphysics software for mantle convection 

      Trim, Sean; Butler, Samuel; Spiteri, Raymond (Elsevier, 2021-09)
      Numerical simulations are a highly valuable tool for improving our understanding of mantle dynamics. COMSOL Multiphysics® is a commercial software suite designed to numerically model experiments featuring multiple branches ...
    • Forward modeling of magnetotellurics using Comsol Multiphysics 

      Li, Ang; Butler, Samuel (2021-12)
      Magnetotellurics is an electromagnetic geophysical method that has been widely used to study structures in Earth's subsurface. Numerical modeling of magnetotellurics is important for survey design, inversion, geological ...
    • Simple formulas for pseudoposition for electrical resistivity and IP in vertical boreholes based on mean positions of the sensitivity 

      Butler, Samuel (Wiley, 2021-12)
      The electrical conductivity method in boreholes has been applied for exploration as well as engineering and environmental investigations. The simplest deployment involves placing electrodes at varying heights within a ...
    • Don’t You Know That You’re Toxic: Normalization of Toxicity in Online Gaming 

      Beres, Nicole A.; Frommel, Julian; Reid, Elizabeth; Mandryk, Regan; Klarkowski, Madison (ACM, 2021-05-06)
      Video game toxicity, endemic to online play, represents a pervasive and complex problem. Antisocial behaviours in online play directly harm player wellbeing, enjoyment, and retention—but research has also revealed that ...
    • The Potential of Game Streaming as Exposure Therapy for Social Anxiety 

      Frommel, Julian; Dechant, Martin; Mandryk, Regan (ACM, 2021-10-06)
      Social anxiety is a prevalent problem that affects many people with varying severity; digital exposure therapy—which involves controlled exposure to simulations of feared social situations alongside cognitive restructuring—can ...
    • Videogame Play and Wellbeing Among a First Episode Psychosis Population 

      Johnson, Daniel; Gore-Jones, Victoria; Dark, Frances; Parker, Stephen; Foley, Sharon; Mandryk, Regan L. (Association for Computing Machinery, 2021-09)
      With ongoing interest in the relationship between videogame and mental health alongside recent focus on gaming’s role in coping with stressful life events, we sought to explore the relationship between videogame play and ...
    • Internal molecular conformation of organic glasses: A NEXAFS study 

      Zuhaib, Amara; Urquhart, Stephen (American Institute of Physics, 2021-07-16)
      The origin of the exceptional stability of molecular glasses grown by physical vapor deposition (PVD) is not well understood. Differences in glass density have been correlated with thermodynamic stability for thin films ...
    • Seeking stability: A preliminary exploration of Canadian young adults’ financial goals 

      Mazurik, Kathrina; Knudson, Sarah (Taylor & Francis, 2021-03-20)
      Young people’s financial lives have undergone change, with delays and struggles attaining stable employment, home ownership, and financial independence. Despite such change, research on the future thinking of young adults ...
    • Stuck in the Nest? A Review of the Literature on Coresidence in Canada and the United States 

      Mazurik, Kathrina; Knudson, Sarah; Tanaka, Yukiko (Taylor & Francis, 2020-03-03)
      An historically high proportion of Canadian and American young adults are living with their parents. This trend has stimulated research and theorization of “coresidence,” yet recent reviews of the subject are lacking. In ...
    • Oxazolium Salts as Organocatalysts for the Umpolung of Aldehydes 

      Garapati, Venkata Krishna Rao; Gravel, Michel (ACS Publications, 2018-10-01)
      Oxazolium salts were successfully employed for the first time as organocatalysts for benzoin, Stetter, and redox esterification reactions. An N-mesityl oxazolium salt catalyzed homobenzoin reaction of aromatic, heteroaromatic, ...
    • Enantioselective Stetter Reactions Catalyzed by Bis(amino)cyclopropenylidenes: Important Role for Water as an Additive 

      Rezazadeh Khalkhali, Mehran; Wilde, Myron M. D.; Gravel, Michel (ACS Publications, 2020-12-15)
      The first highly enantioselective intermolecular Stetter reaction using simple enones is reported. A series of novel chiral BAC structures were designed and prepared. They were tested in the Stetter reaction with simple ...
    • Microsecond Resolved Infrared Spectroelectrochemistry Using Dual Frequency Comb IR Lasers 

      Burgess, Ian (American Chemical Society, 2020-04-01)
      A dual infrared frequency comb spectrometer with heterodyne detection has been used to perform time resolved electrochemical attenuated total reflectance surface enhanced infrared absorption spectroscopy (ATR-SEIRAS). The ...
    • Part-per-trillion LC-MS/MS determination of neonicotinoids in small volumes of songbird plasma 

      Hao, Chunyan; Eng, Margaret; Morrissey, Christy; Sun, Fengrong (Elsevier, 2018-12-10)
      Neonicotinoids are the most widely used class of insecticides in the world, and there are increasing concerns about their effects on non-target organisms. Analytical methods to diagnose exposure to neonicotinoids in wildlife ...
    • A neonicotinoid insecticide reduces fueling and delays migration in songbirds 

      Eng, Margaret; Stutchbury, Bridget; Morrissey, Christy (American Association for the Advancement of Science, 2019-09-13)
      Neonicotinoids are neurotoxic insecticides widely used as seed treatments, but little is known of their effects on migrating birds that forage in agricultural areas. We tracked the migratory movements of imidacloprid-exposed ...
    • Silicon 1s Near Edge X-ray Absorption Fine Structure Spectroscopy of Functionalized Silicon Nanocrystals 

      Ritchie, Andrew; Cao, Wei; Dasog, Mita; Purkait, T.K.; Senger, Curtis; HU, Yongfeng; Xiao, Q.F.; Veinot, Jon; Urquhart, Stephen; Urquhart, Stephen (American Chemical Society, 2016)
      Silicon 1s Near Edge X-ray Absorption Fine Structure (NEXAFS) spectra of silicon nanocrystals have been examined as a function of nanocrystal size (3 – 100 nm), varying surface functionalization (hydrogen or 1-pentyl ...