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Listar por palabra clave "Nanotechnology"

Mostrando ítems 1-20 de 27

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A Versatile New Paradigm for the Design of Optical Nanosensors Based on Enzyme-Mediated Detachment of Labeled Reporters: The Example of Urea Detection

Llopis-Lorente, Antoni; VILLALONGA, REYNALDO; Marcos Martínez, María Dolores; Martínez-Máñez, Ramón; Sancenón Galarza, Félix (John Wiley & Sons, 2019-03-07)

[EN] Here, a new bio-inspired nanoarchitectonics approach for the design of optical probes is presented. It is based on nanodevices that combine 1) an enzymatic receptor subunit, 2) a signaling subunit (consisting of a ...
Bacterial cellulose nanowhiskers to enhance the properties of plastics and bioplastics of interest in food packaging

Martínez Sanz, Marta (Universitat Politècnica de València, 2013-07-01)

El presente trabajo tiene por objetivo estudiar las aplicaciones de los nanocristales o ¿nanowhiskers¿ extraídos mediante hidrólisis ácida de celulosa bacteriana (BCNW) para el desarrollo de materiales poliméricos y ...
Broadening the antibacterial spectrum of histidine kinase autophosphorylation inhibitors via the use of epsilon-poly-L-lysine capped mesoporous silica-based nanoparticles

Velikova, Nadya; Mas Font, Nuria; MIguel-Romero, Laura; Polo, Lorena; Stolte, Ellen; Zaccaria, Edoardo; Cao, Rui; Taverne, Nico; Murguía, Jose R.; Martínez-Máñez, Ramón; Marina, Alberto; Wells, Jerry (Elsevier, 2017-02)

[EN] Two-component systems (TCS) regulate diverse processes such as virulence, stress responses, metabolism and antibiotic resistance in bacteria but are absent in humans, making them promising targets for novel antibacterials. ...
Curative activity against citrus postharvest green mold of composite hydroxypropyl methylcellulose-beeswax edible coatings with zeolites containing Ag-nanoparticles

Palou, L.; Cerrillo, J. L.; Klangmuang, P.; Perez-Gago, M.B.; Taberner, V.; de la Fuente, B.; Sothornvit, R.; Rey Garcia, Fernando; Valencia Valencia, Susana; Palomares Gimeno, Antonio Eduardo (International Society for Horticultural Science (ISHS), 2021)

[EN] Two types of commercial Na-zeolites, linde type A (LTA) and faujasite (FAU) were prepared with different percentage of silver that was incorporated by ion exchange using solutions of AgNO3. The physico-chemical ...
Demonstration of near infrared gas sensing using gold nanodisks on functionalized silicon

Rodríguez Cantó, Pedro Javier; Martínez Marco, Mª Luz; Rodríguez Fortuño, Francisco José; Tomás Navarro, Begoña; Ortuño Molinero, Rubén; Peransi Llopis, Sergio Manuel; Martínez Abietar, Alejandro José (Optical Society of America, 2011)

[EN] In this work, we demonstrate experimentally the use of an array of gold nanodisks on functionalized silicon for chemosensing purposes. The metallic nanostructures are designed to display a very strong plasmonic resonance ...
Diseño de un banco urbano para el proyecto "Smart City"

Navarro García, Francisco José (Universitat Politècnica de València, 2016-11-08)

[ES] Se diseña un banco para exteriores en material plástico. El punto de partida del proyecto consiste en el “Concurso de ideas para el diseño de una pieza de mobiliario urbano para la ciudad de Madrid”, que se basa ...
Enzyme-Controlled Nanodevice for Acetylcholine-Triggered Cargo Delivery Based on Janus Au-Mesoporous Silica Nanoparticles

Llopis-Lorente, Antoni; Díez, Paula; De La Torre-Paredes, Cristina; Sanchez, Alfredo; Sancenón Galarza, Félix; Aznar, Elena; Marcos Martínez, María Dolores; Martínez-Ruíz, Paloma; Martínez-Máñez, Ramón; Villalonga, Reynaldo (John Wiley & Sons, 2017-03-28)

[EN] This work reports a new gated nanodevice for acetylcholine-triggered cargo delivery. We prepared and characterized Janus Au-mesoporous silica nanoparticles functionalized with acetylcholinesterase on the Au face and ...
Estudio de la percepción de los consumidores sobre la aplicación de la nanotecnología en el envasado de alimentos

Alcover Ibáñez, Ana (Universitat Politècnica de València, 2021-09-07)

[ES] El objetivo general de este trabajo fue evaluar la opinión de los consumidores sobre diferentes tipos de envases alimentarios, en desarrollo y/o comercializados, que utilizan la nanotecnología para mejorar alguna de ...
Fibronectin distribution on demixed nanoscale topographies

Perez Garnes, Manuel; González García, Cristina; Moratal Pérez, David; Rico Tortosa, Patricia María; Salmerón Sánchez, Manuel (Wichtig Editore, 2011-02-04)

[EN] Purpose: It is known that surface nanotopography influences cell adhesion and differentiation. Our aim is to analyze the effect of nanoscale topography on fibronectin adsorption and, afterwards, on cell adhesion in ...
High Fundamental Frequency (HFF) Monolithic Resonator Arrays for Biosensing Applications: Design, Simulations, Experimental, Characterization

FERNÁNDEZ DÍAZ, ROMÁN; Calero-Alcarria, María Del Señor; Reviakine, Ilya; García, José Vicente; Rocha-Gaso, María Isabel; Arnau Vives, Antonio; Jiménez Jiménez, Yolanda (Institute of Electrical and Electronics Engineers, 2021-01-01)

[EN] Miniaturized, high-throughput, cost-effective sensing devices are needed to advance lab-on-a-chip technologies for healthcare, security, environmental monitoring, food safety, and research applications. Quartz crystal ...
La nanotecnología en el sector agroalimentario: percepción de los consumidores españoles

Hervas Fuertes, Pau (Universitat Politècnica de València, 2020-10-13)

[ES] El objetivo de este trabajo fue revisar las principales aplicaciones de la nanotecnología que se están desarrollando, o que ya están implementadas, en el sector agroalimentario y evaluar la opinión de los consumidores ...
Mesoporous silica as multiple nanoparticles systems for inflammation imaging as nano-radiopharmaceuticals

Pascual, L.; Sancenón Galarza, Félix; Martínez-Máñez, Ramón; Barja-Fidalgo, T.C.; Da Silva, S.V.; Sousa-Batista, A.D.J.; Cerqueira-Coutinho, C.; Santos-Oliveira, R. (Elsevier, 2017)

[EN] Inflammation processes are difficult to manage, especially in certain diseases like cancer. The prognostic of the patient may change drastically during the therapy if an inflammation process occurs. In this direction ...
MUC1 aptamer-capped mesoporous silica nanoparticles for controlled drug delivery and radio-imaging applications

Pascual, Lluís; Cerqueira, Cristal; García-Fernández, Alba; de Luis-Fernández, Beatriz; Soares, Emerson; Souza, Marta; Missailidis, Sotiris; Martínez-Máñez, Ramón; Santos-Oliveira, Ralph; Orzaez, Mar; Sancenón Galarza, Félix (Elsevier, 2017)

[EN] Mucin 1 (MUC1) is a cell surface protein overexpressed in breast cancer. Mesoporous silica nanoparticles (MSNs) loaded with safranin O, functionalized with aminopropyl groups and gated with the negatively charged MUC1 ...
Nanoscopic optical sensors based on functional supramolecular hybrid materials

Martínez Mañez, Ramón; Sancenón Galarza, Félix; Hecht, Mandy; Biyikal, Mustafa; Rurack, Knut (Springer Verlag, 2011)

[EN] This review highlights how the combination of supramolecular principles and nanoscopic solid structures enables the design of new hybrid sensing ensembles with improved sensitivity and/or selectivity and for the ...
Nanotechnology in the agri-food sector: Consumer perceptions

Gómez-Llorente, Héctor; Hervás, Pau; Pérez-Esteve, Édgar; Barat Baviera, José Manuel; Fernández Segovia, Isabel (Elsevier BV, 2022-04)

[EN] The purpose of this work was to evaluate Spanish consumers' opinions on using nanotechnology in food processing and packaging. For this purpose, a literature review was carried out in the main research database to ...
Nanotechnology in the Development of Novel Functional Foods or their Package. An Overview Based in Patent Analysis

Pérez-Esteve, Édgar; Bernardos Bau, Andrea; Martínez-Máñez, Ramón; Barat Baviera, José Manuel (Bentham Science Publishers, 2013)

[EN] In recent years nanotechnology has become a significant component in food industry. It is present in all food chain steps, from the design of new ingredients or additives, to the most modern systems of food quality ...
Novel Applications of Optical Diffraction Tomography: On-chip Microscopy and Detection of Invisibility Cloaks

Díaz Fernández, Francisco Javier (Universitat Politècnica de València, 2022-01-21)

[ES] La tomografía por difracción surge para mejorar las técnicas de imagen al considerar la naturaleza ondulatoria de la luz. Mientras que los primeros sistemas de imagen médica se basaban únicamente en fuentes sin ...
Nuevas estrategias para la estabilización microbiana de alimentos mediante el uso de la nanotecnología

Noguera Margaix, Patricia (Universitat Politècnica de València, 2020-10-07)

[ES] Las recientes crisis alimentarias que se han dado en España en el último año ponen de manifiesto que la seguridad alimentaria es un tema que todavía no está resuelto. En este sentido, la búsqueda de nuevas técnicas ...
Nuevas tendencias en sistemas de purificación de aguas

Iriarte Mendivil, Rubén (Universitat Politècnica de València, 2020-09-15)

[ES] El acceso al agua potable por parte de individuos e industrias que preparan alimentos en cualquier parte del mundo es esencial para prevenir riesgos asociados con la ingesta de agua química y/o microbiológicamente ...
Ordered covalent organic frameworks, COFs and PAFs. From preparation to application

Díaz Morales, Urbano Manuel; Corma Canós, Avelino (Elsevier, 2016)

[EN] Covalent organic frameworks, COFs, and their derived sub-groups based on auto-assembly of exclusivelyaromatic units, PAFs, are emerging into the advanced materials field due to their high free porous volume,structural ...