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Achieving photostability in dye-sensitized upconverting nanoparticles and their use in Fenton type photocatalysis

Author(s): Kaur M; Maurizio SL; Mandl GA; Capobianco JA;

Dye sensitization is a promising approach to enhance the luminescence of lanthanide-doped upconverting nanoparticles. However, the poor photostability of near-infrared dyes hampers their use in practical applications. To address this, commercial IR820 was modified for improved photostability and covalently bonded to amine-functionalized silica-coated LnUC ...

Article GUID: 37552506


Photonic enhancement in photoluminescent metal halide perovskite-photonic crystal bead hybrids

Author(s): Lapointe V; Imperiale CJ; Chengadu S; Pomilio CM; Ganesh M; Kéna-Cohen S; Majewski MB;

We report two photonic crystal-perovskite nanocrystal microbead hybrids with photoluminescence matching that of the parent nanocrystals but with increased photoluminescence quantum yields. Time-resolved photoluminescence spectroscopy quantifies the radiative enhancement afforded by the photonic environment of the microbeads. The reported hybrids also demo ...

Article GUID: 37548908


Canadian healthcare workers' mental health and health behaviours during the COVID-19 pandemic: results from nine representative samples between April 2020 and February 2022

Author(s): Vincent Gosselin Boucher

CONCLUSION: Results demonstrate that the impacts of COVID-19 on HCWs' mental health and health behaviours were significant, and varied by sociodemographic characteristics (e.g., sex, age, income).

Article GUID: 37548891


Overlooked Outcomes in Pediatric Obesity Management-Unintended Consequences

Author(s): Alberga AS; Sacco S; Booij L;

No abstract available

Article GUID: 37548964


Revisiting Homochiral versus Heterochiral Interactions through a Long Detective Story of a Useful Azobis-Nitrile and Puzzling Racemate

Author(s): García de la Concepción J; Flores-Jiménez M; Cuccia LA; Light ME; Viedma C; Cintas P;

This paper documents and reinvestigates the solid-state and crystal structures of 4,4'-azobis-4-cyanopentanoic acid (ACPA), a water-soluble azobis-nitrile of immense utility as a radical initiator in living polymerizations and a labile mechanophore that can be embedded within long polymer chains to undergo selective scission under mechanical activatio ...

Article GUID: 37547876


Global meta-analysis of urbanization stressors on insect abundance, richness, and traits

Author(s): Vaz S; Manes S; Khattar G; Mendes M; Silveira L; Mendes E; de Morais Rodrigues E; Gama-Maia D; Lorini ML; Macedo M; Paiva PC;

Anthropic stressors are among the greatest concerns in nature conservation. Among these, deforestation and urban expansion are major drivers of habitat loss, which is a major threat to biodiversity. Insects, the largest and most abundant group of animals, are declining at alarming rates. However, ...

Article GUID: 37543317


Kaempferol: A Dietary Flavonol in Alleviating Obesity

Author(s): Nejabati HR; Nikzad S; Roshangar L;

Obesity is considered as a chronic and high-prevalence disease on a global scale which affects all genders and ages. Although various drugs have been confirmed for the treatment of obesity, these medications have been shown to have a number of adverse effects on health. It is highlighted that natural products have an alleviative role in a broad spectrum o ...

Article GUID: 37537778


Integrating of electrocoagulation process with submerged membrane bioreactor for wastewater treatment under low voltage gradients

Author(s): Bani-Melhem K; Elektorowicz M; Tawalbeh M; Al Bsoul A; El Gendy A; Kamyab H; Yusuf M;

Polycyclic aromatic hydrocarbons (PAHs) are present in wastewater from various sources like industry, roads, and household waste. They are difficult to remove due to their low concentration, stability, and ability to combine with other organic substances. The study aimed to address membrane fouling in the submerged membrane bioreactor (SMBR) used for wast ...

Article GUID: 37536541


A genome catalogue of lake bacterial diversity and its drivers at continental scale

Author(s): Garner RE; Kraemer SA; Onana VE; Fradette M; Varin MP; Huot Y; Walsh DA;

Lakes are heterogeneous ecosystems inhabited by a rich microbiome whose genomic diversity is poorly defined. We present a continental-scale study of metagenomes representing 6.5 million km2 of the most lake-rich landscape on Earth. Analysis of 308 Canadian lakes resulted in a metagenome-assembled genome (MAG) catalogue of 1,008 mostly novel bacterial geno ...

Article GUID: 37524802


Negotiating Experiences of Belonging Alongside Age-Related Life Transitions

Author(s): Fortune D; Weisgarber B;

Belonging is a pervasive human need that is vital to our well-being as we age. Ageist attitudes, stereotyping, and life transitions tend to jeopardise older adults' experiences of belonging. Although community involvement can lead to the development of social relationships that support belonging in older adulthood, little is known about how belonging ...

Article GUID: 37518953


Design optimization and experimental evaluation of a large capacity magnetorheological damper with annular and radial fluid gaps

Author(s): Abdalaziz M; Sedaghati R; Vatandoost H;

This paper presents an optimal design of a large-capacity Magnetorheological (MR) damper suitable for off-road vehicle applications. The damper includes an MR fluid bypass valve with both annular and radial gaps to generate a large damping force and dynamic range. An analytical model of the proposed damper is formulated based on the Bingham plastic model ...

Article GUID: 37521729


The Effect of Transcutaneous Electrotherapy on Lumbar Range of Motion and Paraspinal Muscle Characteristics in Chronic Low Back Pain Patients: A Systematic Review and Meta-Analysis

Author(s): Wolfe D; Rosenstein B; Fortin M;

Chronic low back pain (CLBP) affects paraspinal muscle size, quality (e.g., fatty infiltration), range of motion (ROM), and strength. Although transcutaneous electrotherapies are used to treat CLBP, their effects on paraspinal-related outcomes are not fully known. The aim of this systematic review and meta-analysis was to assess the overall effect of tran ...

Article GUID: 37510796


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