1,986 results match your criteria: "University of Quebec[Affiliation]"
Landsc Ecol
December 2024
Institute of Environment Sciences, University of Quebec at Montreal, Montreal, QC H3C 3P8 Canada.
Context: Trees play a vital role in reducing street-level particulate matter (PM) pollution in metropolitan areas. However, the optimal tree growth type for maximizing the retention of various sizes of PM remains uncertain.
Objectives: This study assessed the PM reduction capabilities of evergreen and deciduous broadleaf street trees, focusing on how leaf phenology influences the dispersion of pollutants across particle sizes.
IEEE Open J Eng Med Biol
November 2024
Biomedical Information Processing LabÉcole de Technologie Supérieure, University of Québec Montréal H3C 1K3 Canada.
Remote patient monitoring has emerged as a prominent non-invasive method, using digital technologies and computer vision (CV) to replace traditional invasive monitoring. While neonatal and pediatric departments embrace this approach, Pediatric Intensive Care Units (PICUs) face the challenge of occlusions hindering accurate image analysis and interpretation. In this study, we propose a hybrid approach to effectively segment common occlusions encountered in remote monitoring applications within PICUs.
View Article and Find Full Text PDFThere are few psychometrically valid measures of exposure to social maltreatment that simultaneously assess sexism, racism, and anti-LGBTQ+ (lesbian, gay, bisexual, transgender, queer, and other nonheteronormative) behavior, despite the commonness of these phenomena. The (SDMS) meets this requirement but is, as a result, somewhat lengthy (36 items). This article introduces a short form of the SDMS containing only half the number of items but generally retaining the psychometric qualities of the original measure.
View Article and Find Full Text PDFMaterials (Basel)
November 2024
Department of Applied Sciences, University of Québec at Chicoutimi (UQAC), 555 Boulevard de l'Université, Saguenay, QC G7H 2B1, Canada.
This paper comprehensively examines three structural steel grades' microstructural features and mechanical properties, evaluating their suitability for shipbuilding applications. The steels analyzed include quench and tempered (Q and T) steel, thermomechanical controlled processed (TMCP) steel, and hot rolled (HR) steel. A microstructural characterization was performed using optical microscopy (OM), scanning electron microscopy (SEM), and electron backscatter diffraction (EBSD).
View Article and Find Full Text PDFHealthcare (Basel)
November 2024
Department of Pediatrics, University of Montréal, Montréal, QC H3T 1J7, Canada.
Background/objectives: Research on early risk factors for disruptive behaviors (DBs: hyperactivity-impulsivity/HI, non-compliance/NC, or physical aggression/PA) has predominantly focused on individual DBs in silos (i.e., HI, NC, PA) or the broader category of externalizing, reporting mostly common risk factors among them.
View Article and Find Full Text PDFFront Robot AI
November 2024
Department of Computer Sciences and Mathematics, University of Québec at Chicoutimi, Chicoutimi, QC, Canada.
Artificial Intelligence (AI) has demonstrated exceptional performance in automating critical healthcare tasks, such as diagnostic imaging analysis and predictive modeling, often surpassing human capabilities. The integration of AI in healthcare promises substantial improvements in patient outcomes, including faster diagnosis and personalized treatment plans. However, AI models frequently lack interpretability, leading to significant challenges concerning their performance and generalizability across diverse patient populations.
View Article and Find Full Text PDFEcol Lett
November 2024
School of Geographical Sciences, Hunan Normal University, Changsha, China.
Earlier start of the growing season (SGS) and delayed end of the growing season (EGS) affect plant carbon uptake. However, the effects of phenological changes on carbon allocation to different plant organs remain unclear. Here, we examined the effects and potential mechanisms of phenological changes on carbon allocation to different organs over the northern hemisphere (> 30° N).
View Article and Find Full Text PDFFront Neuroanat
November 2024
Cerebral Imaging Centre, Douglas Mental Health University Institute, Montreal, QC, Canada.
Purpose: Immunohistochemical (IHC) and histochemical (HC) staining techniques are widely used on human brains that are post-fixed in formalin and stored in brain banks worldwide for varying durations, from months to decades. Understanding the effects of prolonged post-fixation, postmortem interval (PMI), and age on these staining procedures is important for accurately interpreting their outcomes, thereby improving the diagnosis and research of brain disorders afflicting millions of people worldwide.
Methods: In this study, we conducted both IHC and HC staining on the prefrontal cortex of postmortem human brains post-fixed for 1, 5, 10, 15, and 20 years.
Materials (Basel)
November 2024
Verbom Inc., Valcourt, QC J0E 2L0, Canada.
The impact of annealing on the recrystallized grain structure and superplastic behavior of two Al-Mg 5xxx alloys used for high-speed blow forming (HSBF) was studied. The results revealed that both alloys demonstrated rapid static recrystallization after only a few minutes of annealing at 520 °C, forming fine and equiaxed grain structures. After four min of annealing, Alloy 2 (Al-4.
View Article and Find Full Text PDFJ Bodyw Mov Ther
October 2024
State University of Londrina, Health Sciences Center, Physiotherapy Department, Brazil. Electronic address:
McConnell's patellar taping is indicated for the treatment of women with Patellofemoral Pain Syndrome, however the literature points to controversial evidence, and does not establish the effect on postural control. This is a randomized trial study that aimed to compare the effect of McConnell taping (MT) with a Placebo taping (PT), during functional tasks that assess dynamic postural control, such as squatting and ascending/descending stairs, using a force platform among women with patellofemoral pain syndrome (PFPS). The participants were randomly assigned to two treatment groups: MT (n = 15) and PT (n = 15).
View Article and Find Full Text PDFACS Appl Mater Interfaces
November 2024
Department of Chemistry, University of Quebec at Montreal, Montreal, H3C3P8 Quebec, Canada.
Covalent organic frameworks (COFs) have emerged as a versatile class of materials owing to their well-defined crystalline structures and inherent porosity. In the realm of COFs, their appeal lies in their customizable nature, which can be further enhanced by incorporating diverse functionalities. Postsynthetic modifications (PSMs) emerge as a potent strategy, facilitating the introduction of desired functionalities postsynthesis.
View Article and Find Full Text PDFJ Surg Res
December 2024
Division of Otolaryngology-Head and Neck Surgery, Department of Surgery, McMaster University, Hamilton, Ontario, Canada.
Introduction: Tall cell subtype papillary thyroid cancer (TCS-PTC) is associated with aggressive disease features and worse patient outcomes. It remains unclear whether adjuvant radioactive iodine (RAI) ablation following thyroidectomy is associated with improved survival in TCS-PTC. The purpose of this review and meta-analysis was to determine whether adjuvant RAI was associated with improved survival in patients with TCS-PTC.
View Article and Find Full Text PDFPlant Mol Biol
November 2024
Department of Biosciences and Bioengineering, Indian Institute of Technology Roorkee, Roorkee, India.
Existence of potent in vitro regeneration system is a prerequisite for efficient genetic transformation and functional genomics of crop plants. In this study, two contrasting cultivars differencing in their in vitro regeneration efficiency were identified. Tissue culture friendly cultivar Golden Promise (GP) and tissue culture resistant DWRB91(D91) were selected as contrasting cultivars to investigate the molecular basis of regeneration efficiency through multiomics analysis.
View Article and Find Full Text PDFNat Commun
November 2024
Department of Earth and Atmospheric Sciences, University of Quebec in Montreal, Montreal, QC, Canada.
Materials (Basel)
October 2024
Department of Applied Sciences, University of Québec in Chicoutimi (UQAC), 555, Boulevard de l'Université, Saguenay, QC G7H 2B1, Canada.
Recycling and reusing industrial waste and by-products are topics of great importance across all industries, but they hold particular significance in the metal industry. Aluminum, the most widely used non-ferrous metal globally, generates considerable waste during production, including dross, salt slag, spent carbon cathode and bauxite residue. Extensive research has been conducted to recycle and re-extract the remaining aluminum from these wastes.
View Article and Find Full Text PDFTransfus Med
December 2024
Bamako University of Science, Technic and Technology, Bamako, Mali.
Introduction: Malaria is a health threat in sub-Saharan Africa, where Plasmodium is not tested in blood bags. Our objective was to determine the prevalence of plasmodial carriage in blood bags and the associated factors, and the involvement of these bags in the occurrence of malaria in recipients.
Methods: From 1st April to 30th November, 2020, we conducted a prospective cross-sectional study of 348 blood bags stored at 4°C in Bamako.
Chemosphere
November 2024
Department of Civil and Environmnetal Engineering, École de Technologie Supérieure University of Québec, Montréal, Québec, H3C 1K3, Canada; Station Expérimentale des Procédés Pilotes en Environnement (STEPPE-ÉTS, École de Technologie Supérieure), Montréal, Québec, H3C 1K3, Canada.
Perfluorooctanoic acid (PFOA) is a pervasive environmental contaminant with well-documented toxic effects on both humans and animals, attracting significant scientific concern. Due to its affinity for proteins, research has predominantly focused on PFOA's interactions with biological macromolecules. However, the specific role of smaller molecules, such as amino acids, remains underexplored.
View Article and Find Full Text PDFGlob Chang Biol
November 2024
Institute of Environment Sciences, Department of Biology Sciences, University of Quebec at Montreal, Montreal, Quebec, Canada.
Climate warming is projected to affect hydrological cycle in forest ecosystems and makes the forest-water relationship more controversial. Currently, planted forests are gaining more public attention due to their role in carbon sequestration and wood production relative to natural forests. However, little is known about how the global patterns and drivers of water yield and water-use efficiency (WUE) differ between planted and natural forests.
View Article and Find Full Text PDFSci Total Environ
December 2024
Key Laboratory of Soil and Water Processes in Watershed, College of Geography and Remote Sensing, Hohai University, Nanjing 210098, China; National Earth System Science Data Center, National Science & Technology Infrastructure of China, Beijing 100101, China. Electronic address:
Materials (Basel)
October 2024
Department of Mechanical Engineering, École de Technologie Superieure (ETS), Montreal, QC H3C 1K3, Canada.
This study investigates the impact of multi-step austenitization heat treatment on the in-service life of modified AISI A8 cold work tool steel knives used in wood cutting. The knives were subjected to two treatment methods: single quenching and double tempering (SQDT) and double quenching and double tempering (DQDT). Both treatments were followed by physical vapor deposition (PVD) coating to enhance surface properties.
View Article and Find Full Text PDFJ Environ Manage
November 2024
Research Institute on Mines and Environment (RIME), University of Québec in Abitibi-Témiscamingue (UQAT), Rouyn-Noranda, QC, Canada.
The electrocoagulation (ECG) and ferrate (Fe(VI))-based processes are increasingly acknowledged as efficient for the simultaneous removal of As and Mn from synthetic and real mine effluents. Prior to design of full-scale applications, more information on the physicochemical, mineralogical, and environmental characterization of the produced sludge is required. The main objective of this study was to characterize and evaluate the leaching potential of problematic elements in As- and Mn-rich sludge produced during ECG or Fe(VI) treatment of circumneutral surrogate mine water.
View Article and Find Full Text PDFJ Exp Biol
October 2024
School of Biological Sciences, Thomas Building, University of Auckland, 3a Symonds St, Auckland 1010, New Zealand.
ACS Appl Mater Interfaces
October 2024
Microcellular Plastics Manufacturing Laboratory, Department of Mechanical and Industrial Engineering, University of Toronto, Toronto, Ontario, Canada, M5S 3G8.
This study addresses the inherent fragility and fractal limitations of traditional silica aerogels by developing a bio-templated aerogel fiber. Integrating cellulose nanofibers (CNFs), thermoplastic polyurethane (TPU), and silica aerogel (SA) in a dimethyl sulfoxide (DMSO) dispersion, a gel-spinning technique was employed to create aerogel fibers with superior thermomechanical performance. CNF also provided excellent rheological modification for successful spinnability, fast gelation, and fiber formation.
View Article and Find Full Text PDFMaterials (Basel)
September 2024
Department of Applied Science, University of Quebec at Chicoutimi, Saguenay, QC G7H 2B1, Canada.