Optimization of Carbonyl Produced Powder Metal Based Filaments for Low-Cost 3D Printing – Verification of Printability, Debinding Conditions and Application Potential.

The objective of this project is to create and improve metal-infused filaments for low-cost 3D printers by including recyclable elements. We combine recyclable and bio-based polymers with eco-friendly metal particles, including carbonyl nickel, to provide a durable and sustainable 3D printing material. During the first phase, we produce and test these metal/polymer filaments to ensure […]

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Analyse multivariée des paramètres influençant la qualité d’installation des géomembranes dans le secteur minier

Les géomembranes sont des barrières utilisées dans les sites miniers pour prévenir la contamination des sols et des eaux. Leur efficacité repose sur une installation sans défaut, mais des erreurs courantes (perforations, soudures défectueuses) compromettent souvent leur performance. Ce projet vise à identifier et prédire les facteurs influençant la qualité d’installation des géomembranes à l’aide […]

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Uncovering the genetic basis of adaptation during the course of rapid experimental evolution in nature

Nature is experiencing an ever-changing world where dramatic environmental changes require species to adapt rapidly to new conditions. As a result, understanding when species can rapidly adapt and persist has become crucial to ensuring the preservation of vulnerable populations such as freshwater ecosystems. The current project addresses our limited understanding of the parallelism of adaptation […]

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Engineered Biopolymer Scaffolds for Pulp-Dentin Complex Regeneration

Dental caries can increase in severity if left untreated and result in deep carious lesions. Repairing these deep carious lesions routinely involves pulp capping, a procedure during which the tooth pulp can be accidentally exposed, allowing bacteria to enter the pulp and cause infection. Pulp capping failure rates are high, and retreatment may involve root […]

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Development of one-pot chemoenzymatic cascade hydrazone transformations

Modern synthetic chemistry, and in effect the production of pharmaceuticals and agrochemicals, still relies heavily on molecular transformations that inherently generate metal waste. In the CJ Li lab at McGill, we developed a “hydrazone” strategy that does the same transformation while generating only benign by-products (nitrogen and water). To expand the utility of this technology, […]

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Caractérisation des fibres de bois recyclées

Il est possible de recycler les panneaux de fibres à densité moyenne (MDF) par un procédé hydrothermique, décomposant la résine thermodurcissable urée-formaldéhyde liant les fibres de bois le constituant. Bien que ce procédé soit de plus en plus connu, nous disposons de peu d’informations sur les propriétés chimiques des fibres récupérées, ce qui a pourtant […]

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Fur Seals, Nuu-chah-nulth and Pelagic Sealing in British Columbia (1860s-1910s)

In Canada in recent decades, Indigenous Peoples have been recognizing publicly their relationship with the environment as one of the fundamental features of their cultural identity. The project will show that historically Nuu-chah-nulth/marine mammal relationship was much more complex than commonly understood. While whaling is today recognized as central in their identity, history, and culture […]

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Influence of plant chemical diversity on the insect herbivore

Aphids are one of the most destructive pests of agricultural and horticultural crops, damaging plants through their feeding and also by vectoring plant pathogens. In Canada, crop losses due to aphids and the pathogens they vector are significant and forecast to increase as global warming progresses and new aphid species become established with more generations […]

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Vegetation patterns in coastal dunes in Brazil

Coastal ecosystems are exposed to threats such as urban development and land use change, which result in the creation of edges. However, there have been relatively few studies on the impact of edges on vegetation in heterogeneous coastal ecosystems. Our proposed project will focus on edge influence on herbivory in the understudied spatially heterogeneous coastal […]

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Caractérisation avancée de biocomposites hybrides à base d’acétate de cellulose fonctionnalisée et de cellulose microcristalline pour des applications électroniques durables

Ce projet vise à développer des matériaux composites 100% cellulose pour des applications dans l’emballage électronique biosourcé et biocompostable. L’idée consiste à plastifier le diacétate de cellulose par greffage chimique des chaines de polycaprolactone (PCL) flexibles afin de fabriquer la matrice CA-g-PCL. Les greffons PCL ont l’avantage d’avoir une température de transition vitreuse basse (Tg […]

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Hydrogen supply chain design

The research focuses on designing and optimizing hydrogen supply chains (HSC), from production to consumption, to enhance the flexibility, efficiency, and cost-effectiveness, contributing to the global energy transition towards renewable sources. The project will develop and refine mathematical models, validate these models with real-life data, and integrate sustainability metrics to ensure environmental and economic viability. […]

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