Carbazole dendrimers up to 4th generation were synthesized. They showed significantly high T(g), amorphous and stable electrochemical properties, and great potential as solution processed hole-transporting materials for OLEDs. Alq3-based green devices exhibited high luminance efficiency and CIE coordinates of 4.45 cd A(-1) and (0.29, 0.53), respectively.
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http://dx.doi.org/10.1039/c2cc16878b | DOI Listing |
ChemSusChem
January 2025
Tallinn University of Technology Department of Chemistry and Biotechnology, Department of Chemistry and Biotechnology, Akadeemia tee 15, 12618, Tallinn, ESTONIA.
Biotin[6]uril, a chiral, water-soluble and anion binding macrocycle, is formed via dynamic covalent chemistry. In this study, we present a scalable and high-yielding synthesis of biotin[6]uril via a mechanochemical solid-state approach. The optimized protocol involves mechanical grinding of solid D-biotin with paraformaldehyde in the presence of 0.
View Article and Find Full Text PDFMethods Mol Biol
January 2025
Institute of Molecular Biology and Biotechnology, Foundation for Research and Technology Hellas, Heraklion, Crete, Greece.
Lineage tracing based on modern live imaging approaches enables to visualize, reconstruct, and analyze the developmental history, fate, and dynamic behaviors of cells in vivo in a direct, comprehensive, and quantitative manner. Light-sheet fluorescence microscopy (LSFM) has greatly boosted lineage tracing efforts, because fluorescently labeled specimens can be imaged in their entirety, over long periods of time, with high spatiotemporal resolution and minimal photodamage. In addition, an increasing arsenal of commercial and open-source software solutions for cell and nuclei segmentation and tracking can be employed to convert data from pixel-based to object-based representations, and to reconstruct the lineages of cells in their native context as they organize in tissues, organs, and whole organisms.
View Article and Find Full Text PDFLangmuir
January 2025
Department of Chemistry, Yuvaraja's College, University of Mysore, Manasagangotri, 570006 Mysuru, India.
Al-air batteries are distinguished by their high theoretical energy density, yet their broader application is hindered by hydrogen evolution corrosion. This research focuses Beta (+) d-glucose (S1) and Adonite (S2) as potential corrosion inhibitors for the Al-5052 alloy within a 4 M NaOH solution. Utilizing electrochemical techniques, hydrogen evolution assessments, and surface analyses, our findings indicate enhancements in anode utilization by 21.
View Article and Find Full Text PDFChem Asian J
January 2025
Universidad de Chile, Departamento de Quimica, Santiago, CHILE.
This study investigates the critical role of polymer matrices in optimizing luminescence and energy transfer, utilizing the commercial dyes Coumarin 6 (C6) and Rhodamine B (RhB) as a donor-acceptor pair. Solution-phase experiments revealed a dependence of energy transfer efficiency on solvent dielectric constant. Furthermore, embedding the dyes within Poly(methyl methacrylate) (PMMA) or Poly(vinyl butyral) (PVB) matrices significantly enhance energy transfer due to increased molecular proximity.
View Article and Find Full Text PDFJ Clin Microbiol
December 2024
National Cancer Institute, Rockville, Maryland, USA.
Unlabelled: Human papillomavirus (HPV) genotype predicts cervical cancer risk, and genotyping could help guide the management of HPV positives as part of cervical screening. An isothermal amplification HPV extended genotyping test (ScreenFire HPV RS assay) can assay up to 96 samples/controls in 1 hour plus preparation time. A novel format with pre-aliquoted reagents and an anti-contamination component (Zebra BioDome) could simplify the HPV testing process and reduce the chances of post-amplification contamination.
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