Listar Centro de investigación de Nanotecnología Aplicada (CNAP) por título
Mostrando ítems 54-73 de 91
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Nanohybrids of reduced graphene oxide and cobalt hydroxide (Co(OH)(2)|rGO) for the thermal decomposition of ammonium perchlorate
(Royal Society of Chemistry, 2020-06-18)The catalytic activity of nanoparticles of cobalt hydroxide supported on reduced graphene oxide, Co(OH)(2)|rGO, was studied for the decomposition of ammonium perchlorate (AP), the principal ingredient of composite solid ... -
Nanoindentation of polycrystalline Pd hollow nanoparticles: Grain size role
(Elsevier, 2020-06)Polycrystalline hollow nanoparticles present a unique combination of strength and flexibility. However, the exact role displayed by their grain structure in mechanical properties has not been yet fully understood. Here, ... -
NANoPoLC algorithm for correcting nanoparticle concentration by sample polydispersity
(ROYAL SOC CHEMISTRY, 2018)Variability in the polydispersity of colloidal nanoparticles results in significant differences in the total number of nanoparticles available for the determination of their concentration, which ultimately affects their ... -
New Hybrid Copper Nanoparticles/Conjugated Polyelectrolyte Composite with Antibacterial Activity
(MDPI, 2021-02)In the search for new materials to fight against antibiotic-resistant bacteria, a hybrid composite from metallic copper nanoparticles (CuNPs) and a novel cationic pi-conjugated polyelectrolyte (CPE) were designed, synthesized, ... -
New Poly(imide)s Bearing Alkyl Side-Chains: A Study on the Impact of Size and Shape of Lateral Groups on Thermal, Mechanical, and Gas Transport Properties
(MDPI AG, 2020-07)A set of five new aromatic poly(imide)s (PIs) incorporating pendant acyclic alkyl moieties were synthesized. The difference among them was the length and bulkiness of the pendant group, which comprises of linear alkyl ... -
Novel Polyelectrolytes Obtained by Direct Alkylation and Ion Replacement of a New Aromatic Polyamide Copolymer Bearing Pyridinyl Pendant Groups
(MDPI, 2021-07-05)The following work shows, for the first time, the synthesis and characterization of a new family of polyelectrolytes, along with their preliminary assessments in terms of desalin water treatment. These materials fall into ... -
One-step coelectrodeposition-assisted layer-by-layer assembly of gold nanoparticles and reduced graphene oxide and its self-healing three-dimensional nanohybrid for an ultrasensitive DNA sensor
(ROYAL SOC CHEMISTRY, 2018-01-21)A layer-by-layer (LBL) assembly was employed for preparing multilayer thin films with a controlled architecture and composition. In this study, we report the one-step coelectrodeposition-assisted LBL assembly of both gold ... -
Optical, morphological and photocatalytic properties of biobased tractable films of chitosan/donor-acceptor polymer blends
(Elsevier Ltd., 2020-12)Biobased tractable films consisting of blends of chitosan (CS) with polymer bearing carbazole derivatives as pendant groups and fluorene-thiophene as donor-acceptor units (referred to as DA) were prepared, and their optical, ... -
PAMAM Dendrimers as Support for the Synthesis of Gold Nanoparticles: Understanding the Effect of the Terminal Groups
(American Chemical Society, 2017)The interaction between hydroxyl-, aldehyde-, and amino-terminated PAMAM GO dendrimers with gold nanoclusters Au (n = 2, 4, 6, and 8) was studied theoretically at the DFT level. Different coordination sites were explored, ... -
Physical-chemical properties of M@Fe3O4 core@shell nanowires (M = Cu, Co, CoO)
(ROYAL SOC CHEMISTRY, 2019)Interest in low dimensional magnetic systems has been growing due to the novel and dramatically differentiated effects of their physical properties, which give them special behaviors and uses in biomedical, environmental ... -
Physicochemical properties of L-alpha dipalmitoyl phosphatidylcholine large unilamellar vesicles: Effect of hydrophobic block (PLA/PCL) of amphipathic diblock copolymers
(Elsevier Ireland Ltd, 2020-08)In the present work, we show how amphipathic diblock copolymers affect the physicochemical properties of the lipid bilayer of DPPC liposome. Diblock copolymers proposed for this study are focused in the difference between ... -
Plastic behavior of a nanoporous high-entropy alloy under compression
(ELSEVIER, 2023-06-25)Nanoporous High-entropy alloys (HEA) have attracted increasing attention in recent years due to their remark-able mechanical properties and their capability as storage devices. However, chemical complexity involves ... -
Poly(ethylene imine)-chitosan carbon dots: study of its physical-chemical properties and biological in vitro performance
(Springer New York, 2023-10-17)Carbon dots (CDs) have been quickly extended for nanomedicine uses because of their multiple applications, such as bioimaging, sensors, and drug delivery. However, the interest in increasing their photoluminescence properties ... -
Polyaniline Based Materials as a Method to Eliminate Haloanisoles in Spirits Beverages
(AMER CHEMICAL SOC, 2018)In this research, the abilities of two polyaniline-based materials (PANI-EB and PANI-ES) were evaluated as potential fining agents to eliminate 2,4,6-trichloroanisole (TCA) and 2,4,6-tribromoanisole (TBA). The results ... -
Prelimary Results of the Reaction of Cyclotrimerization of Phenylacetylene [2+2+2] Catalyzed by [(Cp*)Co(Indene)] Complex
(Sociedad Chilena de Química, 2018-03)This work describes the catalytic study of [(Cp*)Co(Ind)] (with Cp*- pentamethylcyclopentadienyl, Ind = Indenyl, (C9H7)) complex in cyclotrimerization of phenylacetylene. From the cylcotrimerization reaction was possible ... -
Probing radiation resistance in simulated metallic core-shell nanoparticles
(ELSEVIER, 2023-08)We present molecular dynamics (MD) simulations of radiation damage in Fe nanoparticles (NP) and bimetallic FeCu core-shell nanoparticles (CSNP). The CSNP includes a perfect body-centered cubic (bcc) Fe core coated with a ... -
Protein capped nanosilver free radical oxidation: role of biomolecule capping on nanoparticle colloidal stability and protein oxidation
(ROYAL SOC CHEMISTRY, 2018)We studied the effect of human serum albumin protein capped spherical nanosilver on the nanoparticle stability upon peroxyl radical oxidation. The nanoparticle-protein composite is less prone to oxidation compared to the ... -
Rational Design, Synthesis and Evaluation of CD-Containing as a Prednisone Delivery Platform
(Facultad de Ciencias, 2018)This study describes the in-silico rational design, synthesis and evaluation of cross-linked polyvinyl alcohol hydrogels containing γ-cyclodextrin (γ-CDHSAs) as platforms for the sustained release of prednisone (PDN). ... -
Relationship between photo-physical and electrochemical properties of D--A compounds regarding solar cell applications. 1. Substituent type effect in photovoltaic performance
(SPRINGER, 2019)Studying the electrochemical characteristics is an important step for determining interactions between molecules and the chemical environment. Moreover, the electrochemical evaluation of dyes is highly needed to establish ... -
Simple voltammetric analyses of ochratoxin A in food samples using highly-stable and anti-fouling black phosphorene nanosensor
(PERGAMON-ELSEVIER SCIENCE LTD, 2018)There are few reports on the electrochemical detection of ochratoxin A (OTA) using chemically modified electrode owing to the OTA poor electrochemical activity and strong fouling effect towards electrode surface. In this ...