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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Visai, Livia
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (23/23 displayed)
- 2024Electron Beam Powder Bed Fusion of Ti-48Al-2Cr-2Nb Open Porous Scaffold for Biomedical Applications: Process Parameters, Adhesion, and Proliferation of NIH-3T3 Cellscitations
- 2023Enhanced in vitro immersion behavior and antibacterial activity of NiTi orthopedic biomaterial by HAp-Nb2O5 composite depositscitations
- 2023Enhanced in vitro immersion behavior and antibacterial activity of NiTi orthopedic biomaterial by HAp-Nb2O5 composite depositscitations
- 2022Progress in Niobium Oxide-Containing Coatings for Biomedical Applications: A Critical Reviewcitations
- 2021Promising bioglasses for medical applications
- 2020Controlled Release of Thymol From Poly(Lactic Acid)-Based Silver Nanocomposite Films With Antibacterial and Antioxidant Activitycitations
- 2020Controlled Release, Disintegration, Antioxidant, and Antimicrobial Properties of Poly (Lactic Acid)/Thymol/Nanoclay Compositescitations
- 2020Controlled Release of Thymol from Poly(Lactic Acid)-Based Silver Nanocomposite Films with Antibacterial and Antioxidant Activitycitations
- 2018Influence of the nanofiber chemistry and orientation of biodegradable poly(butylene succinate)-based scaffolds on osteoblast differentiation for bone tissue regenerationcitations
- 2017Cellulose nanocrystals as templates for cetyltrimethylammonium bromide mediated synthesis of Ag nanoparticles and their novel use in PLA filmscitations
- 2016From micro- to nanostructured implantable device for local anesthetic deliverycitations
- 2016Antimicrobial properties and cytocompatibility of PLGA/Ag nanocompositescitations
- 2014The Interaction of Bacteria with Engineered Nanostructured Polymeric Materials: A Reviewcitations
- 2014Antibiofilm activity of a monolayer of silver nanoparticles anchored to an amino-silanized glass surfacecitations
- 2014The interaction of bacteria with engineered nanostructured polymeric materials: a review.citations
- 2013Combined effects of Ag nanoparticles and oxygen plasma treatment on PLGA morphological, chemical, and antibacterial properties.citations
- 2012Multifunctional bionanocomposite films of poly(lactic acid), cellulose nanocrystals and silver nanoparticlescitations
- 2012New multifunctional poly(lactide acid) composites: Mechanical, antibacterial, and degradation propertiescitations
- 2011Increasing the antibacterial effect of lysozyme byimmobilization on multiwalled carbon nanotubes.citations
- 2011Bone reconstruction: Au nanocomposite bioglasses with antibacterial propertiescitations
- 2010BIODEGRADABLE PLGA MATRIX NANOCOMPOSITE WITH SILVER NANOPARTICLES:MATERIAL PROPERTIES AND BACTERIA ACTIVITY
- 2009SiO2-P2O5-CaO glasses and glass-ceramics with and without ZnO: relationships among composition, microstructure, and bioactivitycitations
- 2006Antibacterial activity of zinc modified titanium oxide surface
Places of action
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article
Cellulose nanocrystals as templates for cetyltrimethylammonium bromide mediated synthesis of Ag nanoparticles and their novel use in PLA films
Abstract
In the present paper, we reported how cellulose nanocrystals (CNC) from microcrystalline cellulose have the capacity to assist in the synthesis of metallic nanoparticles chains. A cationic surfactant, cetyltrimethylammonium bromide (CTAB), was used as modifier for CNC surface. Silver nanoparticles were synthesized on CNC, and nanoparticle density and size were optimized by varying concentrations of nitrate and reducing agents, and the reduction time. The experimental conditions were optimized for the synthesis and the resulting Ag grafted CNC (Ag-g-CNC) were characterized by means of TGA, SEM, FTIR and XRD, and then introduced in PLA matrix. PLA nanocomposite containing silver grafted cellulose nanocrystals (PLA/0.5Ag-g-1CNC) was characterized by optical and thermal analyses and the obtained data were compared with results from PLA nanocomposites containing 1% wt. of CNC (PLA/1CNC), 0.5% wt. of silver nanoparticles (PLA/0.5Ag) and hybrid system containing CNC and silver in the same amount (PLA/1CNC/0.5Ag). The results demonstrated that grafting of silver nanoparticles on CNC positively affected the thermal degradation process and cold crystallization processes of PLA matrix. Finally, the antibacterial activity of the different systems was studied at various incubation times and temperatures, showing the best performance for PLA/1CNC/0.5Ag based nanocomposite.