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Resultats globals: 35 registres trobats en 0.02 segons.
Articles, 32 registres trobats Documents de recerca, 3 registres trobats

Articles	32 registres trobats 1 - 10 anar al registre:

18 p, 7.3 MB

Carbon and silica fluxes during a declining North Atlantic spring bloom as part of the EXPORTS program / Clevenger, Samantha J. (Massachusetts Institute of Technology) ; Benitez-Nelson, Claudia (University of South Carolina. School of the Earth, Ocean and Environment) ; Roca Martí, Montserrat (Universitat Autònoma de Barcelona. Institut de Ciència i Tecnologia Ambientals) ; Bam, Wokil (Woods Hole Oceanographic Institution (Woods Hole, Estats Units d'Amèrica)) ; Estapa, Margaret (University of Maine. School of Marine Sciences) ; Kenyon, Jennifer A. (Massachusetts Institute of Technology) ; Pike, Steven (Woods Hole Oceanographic Institution (Woods Hole, Estats Units d'Amèrica)) ; Resplandy, Laure (Princeton Univeristy. Department of Geosciences) ; Wyatt, Abigale (Princeton Univeristy. Department of Geosciences) ; Buesseler, Ken (Woods Hole Oceanographic Institution (Woods Hole, Estats Units d'Amèrica))
The goal of NASA's EXport Processes in the Ocean from RemoTe Sensing (EXPORTS) project is to develop a predictive understanding of the fate of global ocean primary productivity and export of carbon from the surface to the deep ocean. [...]
2024 - DOI (Digital Object Identifier)

10.1016/j.marchem.2023.104346
Marine Chemistry, Vol. 258 (January 2024) , art. 104346

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14 p, 1.6 MB

Toxicological Profiling and Long-Term Effects of Bare, PEGylated- and Galacto-Oligosaccharide-Functionalized Mesoporous Silica Nanoparticles / Barguilla, Irene (Universitat Autònoma de Barcelona. Departament de Genètica i de Microbiologia) ; Candela-Noguera, Vicente (Universitat Politècnica de València) ; Oliver, Patrick (Universitat Autònoma de Barcelona. Departament de Genètica i de Microbiologia) ; Annangi, Balasubramanyam (Universitat Autònoma de Barcelona. Departament de Genètica i de Microbiologia) ; Díez, Paula (Universitat Politècnica de València) ; Aznar, Elena (Universitat Politècnica de València) ; Martínez-Máñez, Ramón (Universitat Politècnica de València) ; Marcos Dauder, Ricardo (Universitat Autònoma de Barcelona. Departament de Genètica i de Microbiologia) ; Hernández, Alba (Universitat Autònoma de Barcelona. Departament de Genètica i de Microbiologia) ; Marcos Martínez, Maria Dolores (Universitat Politècnica de València)
Mesoporous silica nanoparticles (MSNs) are amongst the most used nanoparticles in biomedicine. However, the potentially toxic effects of MSNs have not yet been fully evaluated, being a controversial matter in research. [...]
2023 - DOI (Digital Object Identifier)

10.3390/ijms242216158
International journal of molecular sciences, Vol. 24, Issue 22 (November 2023) , art. 16158

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9 p, 1.4 MB

Heterogeneous rate constant for amorphous silica nanoparticle adsorption on phospholipid monolayers / Vakurov, Alex (University of Leeds. School of Chemistry) ; Drummond-Brydson, Rik (University of Leeds. School of Chemical and Process Engineering) ; William, Nicola (University of Leeds. School of Chemistry) ; Sanver, Didem (Necmettin Erbakan University. Department of Food Engineering) ; Bastús, Neus G. (Institut Català de Nanociència i Nanotecnologia) ; Moriones, Oscar Hernando (Institut Català de Nanociència i Nanotecnologia) ; Puntes, Víctor (Institut Català de Nanociència i Nanotecnologia) ; Nelson, Andrew L. (University of Leeds. School of Chemistry)
The interaction of amorphous silica nanoparticles with phospholipid monolayers and bilayers has received a great deal of interest in recent years and is of importance for assessing potential cellular toxicity of such species, whether natural or synthesized for the purpose of nanomedical drug delivery and other applications. [...]
2022 - DOI (Digital Object Identifier)

10.1021/acs.langmuir.1c03155
Langmuir, Vol. 38, issue 18 (May 2022) , p. 5372-5380

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15 p, 3.2 MB

Bottom-up development of nanoimprinted PLLA composite films with enhanced antibacterial properties for smart packaging applications / Psochia, Eleni (Aristotle University of Thessaloniki. Department of Chemistry) ; Papadopoulos, Lazaros (Aristotle University of Thessaloniki. Department of Chemistry) ; Gkiliopoulos, Dimitris (Aristotle University of Thessaloniki. Department of Chemistry) ; Francone, Achille (Institut Català de Nanociència i Nanotecnologia) ; Grigora, Maria-Eirini (International Hellenic University. Digital Manufacturing and Materials Characterization Laboratory) ; Tzetzis, Dimitrios (International Hellenic University. Digital Manufacturing and Materials Characterization Laboratory) ; Vieira de Castro, Joana (University of Minho. Biomaterials, Biodegradables and Biomimetics Research Group) ; Neves, Nuno M. (University of Minho. Biomaterials, Biodegradables and Biomimetics Research Group) ; Triantafyllidis, Konstantinos (Aristotle University of Thessaloniki. Department of Chemistry) ; Sotomayor Torres, Clivia M. (Institut Català de Nanociència i Nanotecnologia) ; Kehagias, Nikolaos (Institut Català de Nanociència i Nanotecnologia) ; Bikiaris, Dimitrios (Aristotle University of Thessaloniki. Department of Chemistry)
In this work, polymer nanocomposite films based on poly(L-lactic acid) (PLLA) were reinforced with mesoporous silica nanoparticles, mesoporous cellular foam (MCF) and Santa Barbara amorphous-15 (SBA). [...]
2021 - DOI (Digital Object Identifier)

10.3390/macromol1010005
Macromol, Vol. 1, issue 1 (March 2021) , p. 49-63

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13 p, 10.2 MB

Magnetic Mesoporous Silica Nanorods Loaded with Ceria and Functionalized with Fluorophores for Multimodal Imaging / Grzelak, Jan (Institut de Ciència de Materials de Barcelona) ; Gázquez, Jaume (Institut de Ciència de Materials de Barcelona) ; Grayston, Alba (Hospital Universitari Vall d'Hebron. Institut de Recerca) ; Teles, Mariana (Universitat Autònoma de Barcelona. Institut de Biotecnologia i de Biomedicina "Vicent Villar Palasí") ; Herranz, Fernando (Consejo Superior de Investigaciones Científicas (CSIC)) ; Roher Armentia, Nerea (Universitat Autònoma de Barcelona. Institut de Biotecnologia i de Biomedicina "Vicent Villar Palasí") ; Rosell Novel, Anna (Hospital Universitari Vall d'Hebron. Institut de Recerca) ; Roig i Serra, Anna (Institut de Ciència de Materials de Barcelona) ; Gich García, Martí (Institut de Ciència de Materials de Barcelona)
Multifunctional magnetic nanocomposites based on mesoporous silica have a wide range of potential applications in catalysis, biomedicine, or sensing. Such particles combine responsiveness to external magnetic fields with other functionalities endowed by the agents loaded inside the pores or conjugated to the particle surface. [...]
2022 - DOI (Digital Object Identifier)

10.1021/acsanm.1c03837
ACS applied nano materials, Vol. 5 (02 2022) , p. 2113-2125

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10 p, 2.2 MB

Activity Trends in the Propane Dehydrogenation Reaction Catalyzed by MIII Sites on an Amorphous SiO2 Model : A Theoretical Perspective / Praveen, C. S. (Inter University Centre for Nano Materials and Devices. Cochin University of Science and Technology) ; Comas-Vives, Aleix (Universitat Autònoma de Barcelona. Departament de Química)
One class of particularly active catalysts for the Propane Dehydrogenation (PDH) reaction are well-defined M(III) sites on amorphous SiO. In the present work, we focus on evaluating the catalytic trends of the PDH for four M(III) single-sites (Cr, Mo, Ga and In) on a realistic amorphous model of SiO using density functional theory-based calculations and the energetic span model. [...]
2021 - DOI (Digital Object Identifier)

10.1007/s11244-021-01535-9
Topics in Catalysis, Vol. 65, Issue 1-4 (February 2022) , p. 242-251

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10 p, 5.9 MB

Simulations of micro-sphere/shell 2D silica photonic crystals for radiative cooling / Whitworth, Guy L. (Institut Català de Nanociència i Nanotecnologia) ; Jaramillo Fernández, Juliana (Institut Català de Nanociència i Nanotecnologia) ; Pariente, Jose Angel (Instituto de Ciencia de Materiales de Madrid) ; Garcia, Pedro David (Institut Català de Nanociència i Nanotecnologia) ; Blanco, Alvaro (Instituto de Ciencia de Materiales de Madrid) ; Lopez, Cefe (Instituto de Ciencia de Materiales de Madrid) ; Sotomayor Torres, Clivia M. (Institut Català de Nanociència i Nanotecnologia)
Passive daytime radiative cooling has recently become an attractive approach to address the global energy demand associated with modern refrigeration technologies. One technique to increase the radiative cooling performance is to engineer the surface of a polar dielectric material to enhance its emittance atwavelengths in the atmospheric infrared transparency window (8-13 ìm) by outcoupling surface-phonon polaritons (SPhPs) into free-space. [...]
2021 - DOI (Digital Object Identifier)

10.1364/OE.420989
Optics express, Vol. 29, issue 11 (May 2021) , p. 16857-16866

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10 p, 1014.3 KB

Luminescent silicon-based nanocarrier for drug delivery in colorectal cancer cells / Marcelo, Gonçalo A. (Universidade Nova de Lisboa. Faculdade de Ciências e Tecnologia) ; Montpeyó Garcia-Moreno, David (Universitat Autònoma de Barcelona. Departament de Bioquímica i de Biologia Molecular) ; Novio Vázquez, Fernando (Universitat Autònoma de Barcelona. Departament de Química) ; Ruiz-Molina, Daniel (Institut Català de Nanociència i Nanotecnologia) ; Lorenzo Rivera, Julia (Universitat Autònoma de Barcelona. Institut de Biotecnologia i de Biomedicina "Vicent Villar Palasí") ; Oliveira, Elisabete (PROTEOMASS Scientific Society)
Nanocarriers sensitive to exogenous or endogenous stimuli emerged as an attractive alternative to target drug delivery, with inorganic silica mesoporous nanoparticles (MNs) playing a core role in the development of a new generation of non-toxic and tuneable nanocarriers. [...]
2020 - DOI (Digital Object Identifier)

10.1016/j.dyepig.2020.108393
Dyes and pigments, Vol. 181 (Oct. 2020) , art. 108393

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17 p, 1.3 MB

Porous materials as carriers of gasotransmitters towards gas biology and therapeutic applications / Carné-Sánchez, Arnau (Institut Català de Nanociència i Nanotecnologia) ; Carmona Fernández, Francisco Jesús (Kyoto University. Institute for Integrated Cell-Material Sciences) ; Kim, Chiwon (Kyoto University. Institute for Integrated Cell-Material) ; Furukawa, Shuhei (Kyoto University. Department of Synthetic Chemistry and Biological Chemistry)
The discovery of NO, CO, and H2S as gasotransmitters and their beneficial role in multiple physiological functions opened an era of research devoted to exogenously delivering them as therapeutic agents. [...]
2020 - DOI (Digital Object Identifier)

10.1039/d0cc03740k
Chemical communications, Vol. 56, issue 68 (Sep. 2020) , p. 9750-9766

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10.

46 p, 884.2 KB

Recent advances in porous nanoparticles for drug delivery in antitumoral applications : inorganic nanoparticles and nanoscale metal-organic frameworks / Baeza, Alejandro (Universidad Complutense de Madrid. Departamento de Química Inorgánica) ; Ruiz-Molina, Daniel (Institut Català de Nanociència i Nanotecnologia) ; Vallet Regí, María (Universidad Complutense de Madrid. Departamento de Química Inorgánica)
Introduction: Nanotechnology has provided new tools for addressing unmet clinical situations, especially in the oncology field. The development of smart nanocarriers able to deliver chemotherapeutic agents specifically to the diseased cells and to release them in a controlled way has offered a paramount advantage over conventional therapy. [...]
2017 - DOI (Digital Object Identifier)

10.1080/17425247.2016.1229298
Expert opinion on drug delivery, Vol. 14, Issue 6 (March 2017) , p. 783-796

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Documents de recerca	3 registres trobats

11.8 MB

Engineering Stöber Silica Nanoparticles : Insights into the Growth Mechanism and Development of Silica-Based Nanostructures for Multimodal Imaging / Moriones, Oscar Hernando ; Puntes, Víctor, dir. ; Gómez Bastús, Neus, dir. ; Imaz, Inhar, dir.
Aprofitant l'experiència del grup Inorganic Nanoparticles (ING) de l'ICN2, que té com a gran expertesa en la producció de nanopartícules col·loïdals altament monodisperses, aquesta tesi té com a objectiu fabricar una nanoestructura híbrida complexa inorgànica-orgànica utilitzant sílice com a material de suport, aplicant mètodes sintètics de química en líquid, per al desenvolupament d'un agent de contrast multifuncional amb propietats adequades per aplicar-lo en imatge mèdica. [...]
Aprovechando la experiencia del grupo Inorganic Nanoparticles (ING) del ICN2, que tiene como gran experticia en la producción de nanopartículas coloidales altamente monodispersas, esta tesis tiene como objetivo fabricar una nanoestructura híbrida compleja inorgánica-orgánica utilizando sílice como material de soporte, aplicando métodos sintéticos de química en líquido, para el desarrollo de un agente de contraste multifuncional con propiedades adecuadas para su aplicación en imagen médica. [...]
In this regard, taking advantage of the expertise in the group on the production of highly monodisperse colloidal nanoparticles, this thesis aims to fabricate an inorganic-organic complex hybrid nanostructure using silica as supporting material, by applying wet chemistry synthetic methods, for the development of a multifunctional contrast agent with adequate properties for their application in medical imaging. [...]
2022

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175 p, 16.2 MB

Magnetic and fluorescent mesoporous silica nanorods towards liver theranostic uses / Grzelak, Jan Jacek ; Roig i Serra, Anna, dir. ; Gich García, Martí, dir.
En els darrers anys, les nanopartícules de sílice mesoporosa s'han estudiat àmpliament en nanomedicina com a nanovehicles amb fins diagnòstics i terapèutics. No obstant això, la major part d'aquests estudis s'han centrat en partícules esfèriques, mentre que l'efecte de la forma de les partícules en la toxicitat, la captació cel·lular i la seva biodistribució s'ha estudiat de forma més marginal. [...]
En los últimos años, las nanopartículas de sílice mesoporosa han sido ampliamente estudiadas para su uso como nanovehículos con fines diagnósticos y terapéuticos. Sin embargo, la mayor parte de estos estudios se han centrado en el uso de partículas esféricas, mientras que el efecto de la forma de las partículas sobre la toxicidad, la captación celular y la biodistribución se ha investigado de una forma más marginal. [...]
In recent years, mesoporous silica nanoparticles have been widely studied in nanomedicine as nanocarriers for diagnostic and therapeutic purposes. However, most of the research has focused on spherical particles, whereas the effect of the particle shape on the toxicity, cell uptake and biodistribution has been marginally investigated. [...]
2021

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343 p, 18.6 MB

Functionalized silica nanoparticles for catalysis, nanomedicine and rare earth metal recycling / Li, Hao ; Pleixats i Rovira, Roser, dir.
Durant la darrera dècada, les nanopartícules de sílice han trobat aplicacions en catàlisi, depuració d'aigua, camps biomèdics, agrícoles i industrials . . . per les seves característiques físiques i químiques úniques, com ara una gran superfície, una excel·lent biocompatibilitat, una bona estabilitat tèrmica, mecànica i química, mida i forma de porus regulable, riquesa en grups silanol a la superfície que permeten una fàcil modificació superficial. [...]
Durante la última década, las nanopartículas de sílice han encontrado aplicaciones en catálisis, purificación de agua, campos biomédicos, agrícolas e industriales . . . debido a sus características químicas y físicas únicas, tales como alta superficie, excelente biocompatibilidad, buena estabilidad térmica, mecánica y química, tamaño y forma de poro ajustable, superficie enriquecida con grupos silanol que permiten una fácil modificación superficial. [...]
During the last decade, silica nanoparticles have found applications in catalysis, water purification, biomedical, agricultural and industrial fields… due to their unique chemical and physical characteristics, such as high surface area, excellent biocompatibility, good thermal, mechanical and chemical stability, adjustable pore size and shape, enriched surface silanol groups with easy surface modification. [...]
2020

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