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   Articles with "mesoporous organosilica" as a keyword



Photopatterning Freestanding Chiral Nematic Mesoporous Organosilica Films

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recommendations! Published in 2017 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201703346

Abstract: Chiral nematic mesoporous organosilica (CNMO) films are functionalized with a mixture of hydrophobic silanes and spiropyran compounds to create freestanding photochromic films that can be used for reversible photo­patterning. The mesoporosity and interconnected pore structure… read more here.

Keywords: mesoporous organosilica; chiral nematic; nematic mesoporous; freestanding chiral ... See more keywords
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Glutathione-depletion mesoporous organosilica nanoparticles as a self-adjuvant and Co-delivery platform for enhanced cancer immunotherapy.

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recommendations! Published in 2018 at "Biomaterials"

DOI: 10.1016/j.biomaterials.2018.05.025

Abstract: Silica based nanoparticles have emerged as a promising vaccine delivery system for cancer immunotherapy, but their bio-degradability, adjuvanticity and the resultant antitumor activity remain to be largely improved. In this study, we report biodegradable glutathione-depletion… read more here.

Keywords: mesoporous organosilica; delivery; glutathione depletion; cancer immunotherapy ... See more keywords
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Deformable double-shelled hollow mesoporous organosilica nanocapsules: A multi-interfacial etching strategy

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recommendations! Published in 2020 at "Chinese Chemical Letters"

DOI: 10.1016/j.cclet.2020.08.023

Abstract: Abstract Multishelled hollow structures have drawn increasing interest because of their peculiar compartmentation environments and physicochemical properties. In this work, deformable double-shelled hollow mesoporous organosilica nanocapsules (DDHMONs) were successfully synthesized by a multi-interfacial etching strategy.… read more here.

Keywords: mesoporous organosilica; double shelled; shelled hollow; deformable double ... See more keywords
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Hollow mesoporous organosilica nanospheres templated with flower-like micelles of pentablock copolymers.

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recommendations! Published in 2018 at "Journal of colloid and interface science"

DOI: 10.1016/j.jcis.2018.05.076

Abstract: We present a facile preparation of hollow mesoporous organosilica nanospheres with well-defined, uniform mesopores by controlling the morphology of pentablock copolymer templates under acidic conditions. The CBABC type poly(lactic acid-co-glycolic acid)-b-poly(ethylene oxide)-b-poly(propylene oxide)-b-poly(ethylene oxide)-b-poly(lactic acid-co-glycolic… read more here.

Keywords: mesoporous organosilica; pentablock copolymers; flower like; organosilica nanospheres ... See more keywords
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Facile synthesis of mesoporous organosilica nanobowls with bridged silsesquioxane framework by one-pot growth and dissolution mechanism.

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recommendations! Published in 2018 at "Journal of colloid and interface science"

DOI: 10.1016/j.jcis.2018.05.104

Abstract: Mesoporous organosilica materials with organo-bridged silsesquioxane and novel structures have attracted great attention due to combined or enhanced properties. Here, we achieved facile synthesis of uniform well-defined mesoporous organosilica nanobowls with ethane- or ethane&thioether-bridged silsesquioxane… read more here.

Keywords: mesoporous organosilica; dissolution; bridged silsesquioxane; silsesquioxane framework ... See more keywords
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Biosynthesis of AgNPs onto the urea-based periodic mesoporous organosilica (AgxNPs/Ur-PMO) for antibacterial and cell viability assay.

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recommendations! Published in 2020 at "Journal of colloid and interface science"

DOI: 10.1016/j.jcis.2020.10.047

Abstract: Nano-size silver particles were stabilized on the inner surfaces of urea based periodic mesoporous organosilica (Ur-PMO). Aqueous extract of Euphorbia leaves as a sustainable and green reducing agent was applied for Ag-nanoparticles growth into the… read more here.

Keywords: mesoporous organosilica; cell viability; viability assay; based periodic ... See more keywords
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Novel and efficient multifunctional periodic mesoporous organosilica supported benzotriazolium ionic liquids for reusable synthesis of 2,4,5-trisubstituted imidazoles

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recommendations! Published in 2020 at "Journal of Saudi Chemical Society"

DOI: 10.1016/j.jscs.2020.08.006

Abstract: Abstract A series of periodic mesoporous organosilica supported benzotriazolium ionic liquids were synthesized and tested as effective and practical heterogeneous catalysts in the condensation reaction of diphenylethanedione, aromatic aldehydes and ammonium acetate. The catalyst PMO@ILBF4(1.0)… read more here.

Keywords: mesoporous organosilica; trisubstituted imidazoles; supported benzotriazolium; organosilica supported ... See more keywords
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Hollow mesoporous organosilica nanospheres with multiple tiny silver nanoparticles: A polymer mediated growth approach and catalytic application

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recommendations! Published in 2020 at "Journal of The Taiwan Institute of Chemical Engineers"

DOI: 10.1016/j.jtice.2020.12.015

Abstract: Abstract The fabrication of nanostructured catalysts based on noble metal nanoparticles has attracted much attention. In this study, multiple tiny Ag nanoparticles loaded hollow mesoporous organosilica spheres (MT-Ag@HMOS) were synthesized by a novel polymer mediated… read more here.

Keywords: mesoporous organosilica; polymer mediated; mediated growth; multiple tiny ... See more keywords
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Addition of modified hollow mesoporous organosilica in anhydrous SPEEK/IL composite membrane enhances its proton conductivity

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recommendations! Published in 2020 at "Journal of Membrane Science"

DOI: 10.1016/j.memsci.2020.118897

Abstract: Abstract Sulfonated hollow mesoporous organosilica (sHMO) was successfully prepared. SP/IL/sHMO-x (x = 2.5, 5.0, 7.5 and 10 wt%) composite membrane was synthesized by dispersing ionic liquid (IL) in sHMO, with sulfonated polyether ether ketone (SPEEK, SP) as the… read more here.

Keywords: mesoporous organosilica; conductivity; membrane; composite membrane ... See more keywords
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A facile “polystyrene-dissolving” strategy to hollow periodic mesoporous organosilica with flexible structure-tailorability

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recommendations! Published in 2017 at "Microporous and Mesoporous Materials"

DOI: 10.1016/j.micromeso.2016.10.010

Abstract: Abstract A facile “template dissolving” strategy has been developed for the fabrication of hollow periodic mesoporous organosilica (HPMO) particles with perpendicularly ordered mesopores, where polystyrene (PS) is used as sacrifice template for the generation of… read more here.

Keywords: dissolving strategy; mesoporous organosilica; microscopy; hollow periodic ... See more keywords
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Hydrophobic mesoporous organosilica membranes: Preparation and application in the separation of volatile organic compounds from water

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recommendations! Published in 2019 at "Microporous and Mesoporous Materials"

DOI: 10.1016/j.micromeso.2019.109606

Abstract: Abstract Mesoporous organosilica membranes were synthesized by sol-gel and dip-coating method using 1,2-bis (triethoxysilyl) ethane (BTESE) as precursor, triblock copolymer poly (ethylene oxide)-block-poly (propylene oxide)-block-poly (ethylene oxide) (P123) as surfactant template. After silylated with 1H,1H,2H,2H-perfluorooctyltriethoxysilane… read more here.

Keywords: organosilica membranes; water; mesoporous organosilica; separation ... See more keywords