Yeast capsules (YCs) produced from with encapsulated fluorescent phenosafranin and azure dyes were used as catalytic template guides for developing hybrid functional organic/inorganic hollow microstructures with silica (SiO) deposited on their surface generated in the imidazole-buffered system without the addition of any cationic surfactant. YCs-doped with SiO act as fluorescence emitters maintaining dye-loaded materials by sealing the microporous surface of YCs. We used vinyltrimethoxysilane as a precursor of SiO endowed with functional vinyl groups facilitating their further modification without disturbing the polysaccharide wall integrity. Consequently, the hybrid fluorescent polysaccharide/silica microcapsules (YC@dye@SiO) are promising for wide-ranging optoelectronic applications in electrochromic and OLED devices with biocompatibility and biodegradability properties.
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http://dx.doi.org/10.3390/molecules29225363 | DOI Listing |
ACS Polym Au
December 2024
Institute of Materials Chemistry, Faculty of Chemistry, Brno University of Technology, 61200 Brno, Czech Republic.
Coating materials involving nature-inspired compounds or renewable sources have recently attracted vast attention. This article presents the synthesis of modified rapeseed oil (MRO) as a precursor possessing high biobased carbon content suitable for cured thermosets formation. Two reactive diluents based on renewable sources, methacrylated methyl 3-hydroxybutyrate (M3HBMMA) and ethyl 3-hydroxybutyrate (E3HBMMA), were successfully synthesized.
View Article and Find Full Text PDFAdv Mater
December 2024
Department of Mechanical Engineering, The Hong Kong Polytechnic University, Hong Kong, 999077, China.
The past few years have witnessed the rapid exploration of natural and synthetic materials to construct electronic skins (e-skins) to emulate the multisensory functions of human skins driven by promising applications. Among various materials employed in functional e-skins, biopolymers are particularly notable for their exceptional biocompatibility and abundant resources. Despite remarkable progress in engineering biopolymeric materials, a timely and holistic review focusing on the design, synthesis, and modification of biopolymers tailored for biopolymers-derived e-skins (Bp-E-Skins) is lacking.
View Article and Find Full Text PDFMolecules
November 2024
Institute of Physics, Jan Kochanowski University, Swiętokrzyska 15, 25-406 Kielce, Poland.
ACS Appl Mater Interfaces
December 2024
School of Science and Engineering, Shenzhen Institute of Aggregate Science and Technology, The Chinese University of Hong Kong, Shenzhen (CUHK-Shenzhen), Guangdong 518172, P.R. China.
Inspired by the structure of chlorophyll assembled on the thylakoid membrane through its long hydrophobic chain, we designed cationic aggregation-induced emission (AIE) amphiphiles with two long hydrophobic chains to assemble with the electronegative cytomembrane of algae for efficiently converting natural ultraviolet light into usable blue light to promote photosynthesis. The photosynthesis efficiency of algae depended on the carbon chain length of the AIE amphiphile due to the difference in assembly capacity with the algal membrane. The AIE amphiphile with two hydrophobic chains of 12 carbon atoms effectively intercalated into the cytomembrane of algae, serving as an artificial membrane-embedded antenna to significantly improve light utilization by algae.
View Article and Find Full Text PDFChemMedChem
November 2024
Department of Chemistry of Natural Compounds, V.P. Kukhar Institute of Bioorganic Chemistry and Petrochemistry of the National Academy of Sciences of Ukraine, 1 Academician Kukhar Str., 02094, Kyiv, Ukraine.
Inspired by marine compounds isolated from sponges and the increased need for new effective antimicrobials, novel quaternary ammonium compounds with long alkyl chains (C8-C12) were designed and synthesized. Antibacterial and antibiofilm activity of new compounds was evaluated against six microbial strains (S. aureus, E.
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