Browsing Electronic Theses and Dissertations from 2009 by Title
Now showing items 918-937 of 1590
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Lead oxide (PbO) for direct conversion fluoroscopic detectors
(2012)Polycrystalline Lead Oxide (PbO) is being investigated as a photoconductive materials for application as X-ray-to-charge transducer in direct conversion x-ray detectors used in fluoroscopy and radiology. Previous usage ... -
Leaf morphological and anatomical variations of paper birch populations along environmental gradients across Canada
(2014-12-12)Leaf morphology and anatomy have been found to vary considerably among tree species, and leaf characteristics have widely been used for analyzing plant growth and resource use strategies because of their structural ... -
Learning through relationship: in-context development for teachers of Indigenous students
(2019)In this study, I explore the experiences and qualities of productive learning relationships shared by Indigenous and non-Indigenous educators in K-12 public education contexts. I know from my own teaching experience and ... -
Lesbian and gay male identity development and online communities
(2012)The aim of this study is to broaden the understanding of how online resources including blogs, chats, websites, and social networking can help support identity formation in lesbian and gay people. More specifically, my ... -
The life cycle of human papillomavirus type 16 E6 variants and its effects on the innate immune system of host keratinocytes
(2013-02-01)Persistent infection with human papillomavirus type 16 (HPV16) is the primary aetiological agent for cervical cancer. Viral particles initiate their life cycle by infecting basal keratinocytes of epithelium and amplifying ... -
Light-weight federated learning with augmented knowledge distillation for human activity recognition
(2023)The field of deep learning has experienced significant growth in recent years in various domains where data can be collected and processed. However, as data plays a central role in the deep learning revolution, there are ... -
Lightweight deep learning for monocular depth estimation
(2021)Monocular depth estimation is a challenging but significant part of computer vision with many applications in other areas of study. This estimation method aims to provide a relative depth prediction for a single input ... -
Lignin acrylic acid polymer as an emulsifier for oil-water emulsions
(2022)Oil-water emulsions are applied in various fields such as food, cosmetics, pharmaceuticals, petrochemicals, and agricultural products. Currently, synthetic-based emulsifiers are extensively used in oil-water emulsions, ... -
Lignin Degradation by some wood-rot fungi with emphasis on cylindrocladium camelliae
(2012-11-10)Thirty wood-rot fungi were screened for their ability to grow on media containing Kraft lignin with a limited amount of glucose. Of these fungi, twenty-three were tested for ligninolytic activity judged by decolorization ... -
Lignin modification to produce hydrophobic products
(2017)Kraft lignin is not widely utilized for industrial applications. In this MSc work, kraft lignin was modified by grafting hydrophobic groups to produce hydrophobic materials. The main objective was to study the grafting of ... -
Lignin-based flocculant and dispersant for wastewater treatment
(2018)The wastewaters produced from different industries contain fine and charged suspended particles and other impurities. Today, the removal of these colloidal particles from the wastewater has become a serious challenge for ... -
Lignin-based hydrogels
(2017)Currently, limited information is available on lignin-based hydrogels, but its potential in commercial applications presents a promising avenue for the utilization of lignocellulosic materials. Recent studies have employed ... -
Lignocellulosic materials in hydrolysis and spent liquors
(2018)Biomass pretreatment is widely used for softening biomass prior to its disintegration for value added product production. There are numerous methods for biomass pre-treatment, among which alkaline pulping and acid hydrolysis ... -
Limitations of forest overstory composition and age as proxies for habitat in a harvested boreal forest
(2014-12-11)Despite the importance of wildlife habitat protection in meeting land use management objectives, criteria for habitat identification are surprisingly amorphous. For example, while much current habitat modeling has tended ... -
Linking environment, biodiversity, and ecosystem functions in forest ecosystems
(2014-12-16)The positive biodiversity and ecosystem functions relationship (BEF) has been well established, especially in controlled experiments. However, a coherent study to examine the multiple relationships in BEF in natural ... -
Lipoic acid and its potential role in the treatment of oxidative-induced injury of A549 lung epithelial cells
(2013-02-01)Oxidative stress is the imbalance between prooxidants and antioxidants within a cell that can cause and/or contribute to the progression of many pathological conditions. Reactive oxygen species (ROS) formed from the ... -
Listening to the voices that matter most : establishing personhood in people residing in long-term care with a diagnosed dementia
(2009)This study sought to hear the voices of people residing in a long-term care facility (LTC), thereby recognizing the inherent worth in all people despite the constraints of dementia. Data were collected through the generation ... -
The Literacy gap: an investigation of the role of hegemonic ideology in literacy education
(2012-11-10)In this research the notion of hegemonic ideology is explored within the stories told by three returning adult students. These students were unsuccessful in attaining literacy skill in their elementary and secondary education ... -
Literacy through graphic novels : an autobiographical journey of developing teaching identity
(2014-01-22)This study explored the writer’s growth as a literate person and her emerging identity as a teacher and describes personal and educational experiences that influenced her beliefs about teaching. There is particular ... -
A lived experience research: exploring the meaning of therapeutic horticulture for anishinabek youth in a brief residential treatment unit
(2012-11-10)If a social worker truly wishes to support Anishinabek peoples in healing, it is vital that their approach is guided from a personal place in line with a holistic worldview. As a healing practice, therapeutic horticulture ...