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Advancing efficiency in deep-blue OLEDs: Exploring a machine learning-driven multiresonance TADF molecular design.
Sci Adv
January 2025
Center for Organic Photonics and Electronics Research (OPERA), Kyushu University, 744 Motooka, Nishi, Fukuoka 819-0395, Japan.
The pursuit of boron-based organic compounds with multiresonance (MR)-induced thermally activated delayed fluorescence (TADF) is propelled by their potential as narrowband blue emitters for wide-gamut displays. Although boron-doped polycyclic aromatic hydrocarbons in MR compounds share common structural features, their molecular design traditionally involves iterative approaches with repeated attempts until success. To address this, we implemented machine learning algorithms to establish quantitative structure-property relationship models, predicting key optoelectronic characteristics, such as full width at half maximum (FWHM) and main peak wavelength, for deep-blue MR candidates.
View Article and Find Full Text PDFThe pragmatic cycle of knowledge work: Unlocking cross-domain collaboration in open innovation spaces.
Hum Relat
February 2025
Questrom School of Business, Boston University, USA,
Collaborating is increasingly characterized by working across domains and organizations. Teams rapidly form and dissolve, actors and settings frequently change, yet most academic research focuses on stable organizations and team configurations with familiar domains. This leads to the question: how do people successfully collaborate across domains and organizations in circumstances where there is little shared knowledge? We explored this question within the nascent digital health sector when Hacking Health-a non-profit organization-used an open innovation approach to bring together actors from different domains and organizations in temporary spaces to spur new collaborations.
View Article and Find Full Text PDFUnlocking the Photoluminescence Potential of Tabebuia Rosea Dyes: A Novel Natural Source of Broadband Visible Spectral Fluorescence for OLED Technologies.
J Fluoresc
January 2025
Department of Physics, Jnana Bharathi Campus, Bangalore University, Bengaluru, 560056, India.
This investigation delves into the extraction of polyphenols from the flowers of Tabebuia rosea using a basic maceration approach with acetone, ethanol, and methanol as solvents. The spectroscopic analysis of the dye obtained confirms the existence of functional groups in the polyphenol extract. The study also explores optoelectronic, fluorescence, and photometric characteristics associated with polyphenols.
View Article and Find Full Text PDFEndometriosis, though not classified as a carcinogenic condition, shares features such as oxidative stress, migration, invasion, angiogenesis, and inflammation with tumor cells. This study aims to review the effects of flavonoids on these processes and their molecular mechanisms in preventing and treating endometriosis. A comprehensive review was conducted, involving a literature search in online databases using keywords like "endometriosis," "endometrioma," and "flavonoid.
View Article and Find Full Text PDFAn African perspective to biodiversity conservation in the twenty-first century.
Philos Trans R Soc Lond B Biol Sci
January 2025
Georgina Mace Centre for the Living Planet, Imperial College London, Silwood Park Campus, Ascot SL5 7PY, UK.
Africa boasts high biodiversity while also being home to some of the largest and fastest-growing human populations. Although the current environmental footprint of Africa is low compared to other continents, the population of Africa is estimated at around 1.5 billion inhabitants, representing nearly 18% of the world's total population.
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