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Browsing by Subject "Nanoparticle"

Now showing items 1-20 of 26

Análisis del movimiento de nanomotores basados en micro/nanopartículas para aplicaciones biomédicas

Rodríguez García, Miguel Ramón (Universitat Politècnica de València, 2022-09-05)

[ES] Este proyecto se basa en el análisis del movimiento de nanomotores mediante técnicas de microscopía. Los nanomotores, también conocidos como nanorobots, son sistemas basados en micro/nanopartículas capaces de ...
Atmospheric plasma spraying coatings from alumina titania feedstockcomprising bimodal particle size distributions

Vicent, Mónica; Bannier, Emilie; Moreno, Rodrigo; Salvador Moya, Mª Dolores; Sanchez, Enrique (Elsevier, 2013-12)

In this work, Al2O3 13 wt% TiO2 submicron-nanostructured powders were deposited using atmospheric plasma spraying. The feedstocks were obtained by spray drying two starting suspensions of different solids content, prepared ...
Carbon nanoparticles in lateral flow methods to detect genes encoding virulence factors of Shiga toxin-producing Escherichia coli

Noguera Murray, Patricia Silvestre; Posthuma-Trumpie, G.A.; van Tuil, M.; van der Wal, F.J.; de Boer, A.; Moers, A.P.H.A.; van Amerongen, A. (Springer Verlag, 2011)

The use of carbon nanoparticles is shown for the detection and identification of different Shiga toxin-producing Escherichia coli virulence factors (vt1, vt2, eae and ehxA) and a 16S control (specific for E. coli) based ...
Chromogenic and fluorogenic chemosensors and reagents for anions. A comprehensive review of the year 2009

Moragues Pons, María Esperanza; Martínez Mañez, Ramón; Sancenón Galarza, Félix (Royal Society of Chemistry, 2011-01-28)

This critical review is focused on examples reported in the year 2009 dealing with the design of chromogenic and fluorogenic chemosensors or reagents for anions (264 references). © 2011 The Royal Society of Chemistry.
Chromogenic and fluorogenic chemosensors and reagents for anions. A comprehensive review of the years 2010-2011

Santos Figueroa, Luis Enrique; Moragues Pons, María Esperanza; Climent Terol, Estela; Agostini, Alessandro; Martínez Mañez, Ramón; Sancenón Galarza, Félix (Royal Society of Chemistry, 2013-02-11)

This review focuses on examples reported in the years 2010¿2011 dealing with the design of chromogenic and fluorogenic chemosensors or reagents for anions.
CuNi/Al hydrotalcites synthesized in presence of microwave irradiation

Ayala, Abraham; Fetter, Geolar; Palomares Gimeno, Antonio Eduardo; Bosch, Pedro (Elsevier, 2011)

[EN] To enhance the electronic properties of nanoparticles, functional clusters are usually supported on metal oxides as alumina. Copper and nickel clusters supported on magnesia or alumina are promising materials to ...
Desarrollo de un dispositivo de medida de concentración de nanopartículas

Gutiérrez Benito, Martín (Universitat Politècnica de València, 2018-11-05)

[ES] Se realizará el desarrollo de un dispositivo que almacenará los valores de concentración de nanopartículas en el ambiente, permitiendo cierto grado de autonomía, y orientando el diseño a la seguridad laboral, enfatizando ...
Dispersive solid-phase extraction and immunoassay with internal reference calibration using fatty acid-coated inorganic fluorescent nanoparticles

Cháfer Pericás, María Consuelo; Balaguer, Ángel; Maquieira Catala, Ángel; Puchades Pla, Rosa (Elsevier Masson, 2013)

Dispersive solid-phase extraction (dSPE) using fatty acid-coated Eu2O3 nanoparticles (NPs) was developed, and a direct immunoassay was carried out employing these NPs as support. Secondary antibodies labeled with fluorophore ...
Effect of obesity on biodistribution of nanoparticles

Felismino, Claudiana de Jesus; Helal-Neto, E.; Portilho, F.L.; Rocha Pinto, Suyene; Sancenón Galarza, Félix; Martínez-Máñez, Ramón; Ferreira, Agatha de Assis; da Silva, Simone Vargas; Barja-Fidalgo, Thereza Christina; Santos-Oliveira, Ralph (Elsevier, 2018-07-10)

[EN] Nanoparticles have specific features (lipophilicity, surface charge, composition and size). Studies regarding the biological behavior of nanoparticles in diseases such diabetics and obesity are scarce. Here, we evaluated ...
Enhanced docetaxel-mediated cytotoxicity in human prostate cancer cells through knockdown of cofilin-1 by carbon nanohorns delivered siRNA.

Pérez-Martínez, Francisco C.; Carrión, Blanca; Lucío, María Isabel; Rubio, Noelia; Herrero, Maria A.; Vázquez, Ester; Ceña, Valentín (Elsevier, 2012-11)

[EN] We synthesized a non-viral delivery system (f-CNH3) for small interfering RNA (siRNA) by anchoring a fourth-generation polyamidoamine dendrimer (G4-PAMAM) to carbon nanohorns (CNHs). Using this new compound, we delivered ...
Entropy Optimization and Thermal Behavior of a Porous System With Considering Hybrid Nanofluid

Shah, Zahir; Ullah, Asad; Musa, Awad; Vrinceanu, Narcisa; Ferrándiz Bou, Santiago; Iqbal, Shahid; Deebani, Wejdan (Frontiers Media, 2022-07-01)

[EN] The aim of this research work is to study the performance of hybrid eclectically conducting nanofluid (MWCNT-Fe3O4) with entropy optimization impacts using the CVFEM approach. 3D and contour plots are two types of ...
Enzyme-mediated controlled release systems by anchoring peptide sequences on mesoporous silica supports

Coll Merino, Mª Carmen; Mondragón Martínez, Laura; Martínez Mañez, Ramón; Sancenón Galarza, Félix; Marcos Martínez, María Dolores; Soto Camino, Juan; Amoros del Toro, Pedro Jose; Pérez Payá, Enrique (Wiley-VCH Verlag, 2011-02-01)

Gated community: Peptides anchored to the surface of silica mesoporous supports by a valid procedure act as gatekeepers. In this way, "zero release" supports that selectively deliver the cargo in the presence of a suitable ...
Finely tuned temperature-controlled cargo release using paraffin-capped mesoporous silica nanoparticles

Aznar Gimeno, Elena; Mondragón Martínez, Laura; Ros-Lis, José Vicente; Sancenón Galarza, Félix; Marcos Martínez, María Dolores; Martínez Mañez, Ramón; Soto Camino, Juan; Pérez Payá, Enrique; AMOROS DEL TORO, PEDRO (Wiley-VCH Verlag, 2011-09-27)

Trapped: Mesoporous silica nanoparticles were loaded with a fluorescent guest and functionalized with octadecyltrimethoxysilane. The alkyl chains interact with paraffins, which build a hydrophobic layer around the particle ...
Functionalized inorganic nanoparticles used as labels in solid-phase immunoassays

Cháfer Pericás, María Consuelo; Maquieira Catala, Ángel; Puchades, Rosa (Elsevier, 2012-01)

[EN] In recent years, research has focused on the development of different types of inorganic nanoparticles (NPs) to be used as labels in immunoassays instead of fluorophores or organic particles. Basically, inorganic NPs ...
Heat Generation in Single Magnetic Nanoparticles under Near-Infrared Irradiation

Rodríguez-Rodríguez, Héctor; Salas, Gorka; Arias-Gonzalez, J. R. (American Chemical Society, 2020-03-19)

[EN] Heat generation by pointlike structures is an appealing concept for its implications in nanotechnology and biomedicine. The way to pump energy that excites heat locally and the synthesis of nanostructures that absorb ...
Highly selective and sensitive chromo-fluorogenic detection of the Tetryl explosive using functional silica nanoparticles

Salinas Soler, Yolanda; Climent Terol, Estela; Martínez Mañez, Ramón; Sancenón Galarza, Félix; Marcos Martínez, María Dolores; Soto Camino, Juan; Costero, Ana M.; Gil Grau, Salvador; Parra Álvarez, Margarita; Perez de Diego, Alberto (Royal Society of Chemistry, 2011)

Silica nanoparticles containing polyamines and thiol groups have been used as probes for the selective detection of Tetryl. © 2011 The Royal Society of Chemistry.
Isocyanate-free fabrication of sustainable polyurethane/POSS hybrid materials with tunable thermo-mechanical response

Stachak, Piotr; Lukaszewska, Izabela; Ozimek, Jan; Raftopoulos, Konstantinos Nikolaou; Bukowczan, Artur; Hebda, Edyta; Bujalance Calduch, Carlos; Pielichowski, Krzysztof (Department of Polymer Engineering Budapest University of Technology & Economics), Scientific Society of Mechanical Engineerin, 2024-01)

[EN] This work reports on the synthesis of non-isocyanate polyurethanes (NIPUs) obtained via the polyaddition of diamines: dimer fatty acid-derived diamine (DFA diamine) or polyether diamine (PPO diamine) with five-membered ...
Luminescence Dynamics of Silica-Encapsulated Quantum Dots During Optical Trapping

Rodríguez-Rodríguez, H.; Acebrón, M.; Juárez, B.H.; Arias-Gonzalez, J. R. (American Chemical Society, 2017-05-11)

[EN] The trade-off between photobrightening and photobleaching controls the emission stability of colloidal quantum dots. This balance is critical in optical trapping configurations, where irradiances that confine and ...
Near-field distributions of resonant modes in small dielectric objects on flat surfaces

Arias-Gonzalez, J. R.; Nieto-Vesperinas, M. (The Optical Society, 2000-06-01)

[EN] We report numerical simulations of the coupling of waves, either propagating or evanescent, with the eigenmodes of dielectric nanocylinders and nanospheres upon substrates. The multiple interaction of light between ...
Optical Trapping of Single Nanostructures in a Weakly Focused Beam. Application to Magnetic Nanoparticles

Rodríguez-Rodríguez, H.; de Lorenzo, S.; de la Cueva, L.; Salas, G.; Arias-Gonzalez, J. R. (American Chemical Society, 2018-08-09)

[EN] Optical trapping of individual particles is believed to be only effective under highly focused beams because these conditions strengthen the gradient forces. This is especially critical in the beam propagating direction, ...