Results 81 to 90 of about 3,034 (169)

The Reactive Extrusion Cationization of Starches as a Novel Physicochemical Surface Modification Method

open access: yesBiopolymers, Volume 117, Issue 3, May 2026.
Native starches from different botanical sources were cationized by reactive extrusion using 3% glycidyltrimethylammonium chloride (GTAC). The process, performed under controlled thermal zones, promoted the incorporation of quaternary ammonium groups onto the starch backbone.
Maria C. Posada‐Vélez   +4 more
wiley   +1 more source

L'importance de la R+D+i dans le future de l'industrie textile [PDF]

open access: yes, 2004
La innovación tecnológica es fundamental para operar con éxito en el actual entorno de mercado, que es abierto, globalizado y competitivo. Se define la misma y se hace énfasis de su importancia para el futuro del sector textil-confección en España.
Carrión Fité, Francisco Javier
core   +1 more source

Substitution of Ti by Nb in Maraging Steel: Effects on Strengthening Mechanisms and Crystallographic Behavior

open access: yessteel research international, Volume 97, Issue 5, Page 2672-2692, May 2026.
This work demonstrates that replacing Ti with Nb in maraging steel forms nanoscale Nb–Mo particles along boundaries, strengthening the alloy without relying on Ti phases. Heat‐treatment tuning promotes uniform crystal orientation and balanced grain boundaries, enabling strong yet ductile behavior.
Mohamad Masoumi   +14 more
wiley   +1 more source

NANOSCIENCES AND NANOTECHNOLOGIES FOR SUSTAINABLE DEVELOPMENT

open access: yesMomento, 2018
Sustainable development considers as a central axis the set of external physical, chemical, and biological components with which the living beings interact and which, with respect to the human being, comprises the set of natural, social and cultural ...
Joaquín D. Tutor-Sánchez
doaj  

As nanotecnologias no meio ambiente do trabalho: a precaução para equacionar os riscos do trabalhador

open access: yesCadernos Ibero-Americanos de Direito Sanitário, 2013
A ampliação do uso das nanotecnologias é uma inovação que vem ocorrendo no setor de produção, trazendo conjuntamente preocupações acerca dos riscos à saúde e ao meio ambiente.
Raquel Von Hohendorff   +2 more
doaj   +1 more source

NUEVOS TERRITORIOS Y FRONTERAS DEL CONOCIMIENTO: DESAFÍOS DE LA FORMACIÓN AVANZADA EN AMÉRICA LATINA [PDF]

open access: yes, 2009
Este artículo es un avance de una investigación en curso, en el marco de una línea de trabajo más amplia sobre las nuevas tendencias contemporáneas en los estudios doctorales.
CASTRO, ADRIANA MARIA CHIANCONE   +1 more
core  

Lipid‐Based Nanoparticles for Time‐Release Delivery of Flavonoids

open access: yesJournal of Food Process Engineering, Volume 49, Issue 5, May 2026.
Lipid‐based nanocarriers enhance the stability, bioavailability, and controlled release of flavonoids. These systems improve encapsulation efficiency and protection against degradation, highlighting their potential for food and nutraceutical applications.
Ziane da Conceição das Mercês   +3 more
wiley   +1 more source

Estructurando modelos para la gobernanza regulatoria de las nanotecnologías en brasil por medio del framework y el árbol de decisión

open access: yesRevista Administración Pública y Sociedad, 2016
Las nanotecnologías hoy son una realidad, en países como o Brasil (caso del presente trabajo), pero se sigue sin marcos normativos específicos creados directamente por la intervención del Estado.
Wilson Engelmann, Raquel von Hohendorff
doaj  

Nanotechnologies and health: juridical and philosophical implications [PDF]

open access: yes, 2012
Although their applications have not yet extended widely due to their incipient state, nano-technologies and nano-medicines may be presumed to be at the origin of the next great technological revolution, foreseeably contributing to a new stage with ...
Blázquez Ruiz, F. Javier
core  

Pensamiento iberoamericano : revista de economía política: Época 2 Número 5 - 2009 [PDF]

open access: yes, 2007
Copia digital.
Agencia Española de Cooperación Internacional   +5 more
core   +5 more sources

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