Results 81 to 90 of about 8,106,136 (327)

Mechanically Tunable Bone Scaffolds: In Vivo Hardening of 3D‐Printed Calcium Phosphate/Polycaprolactone Inks

open access: yesAdvanced Functional Materials, EarlyView.
A 3D bone scaffold with osteogenic properties and capable of hardening in vivo is developed. The scaffold is implanted in a ductile state, and a phase transformation of the ceramic induces the stiffening and strengthening of the scaffold in vivo. Abstract Calcium phosphate 3D printing has revolutionized customized bone grafting.
Miguel Mateu‐Sanz   +7 more
wiley   +1 more source

Absorptive Routines and the Economic Impact of Incremental Innovations: Developing Continuous Improvement Strategies

open access: yesJournal of Open Innovation: Technology, Market and Complexity, 2020
The important influence that incremental innovation has, both on the organization’s results and on the development of disruptive innovations in a synergistic relationship of positive sum, makes it necessary to deepen its study.
Rocío González-Sánchez   +3 more
doaj   +1 more source

Historia general de España [PDF]

open access: yes, 1891
Contiene: Reyes cristianos desde Alfonso VI hasta Alfonso XI en Castilla, Aragon, Navarra y Portugal / por Manuel Colmeiro, 1 v.-- Castilla y Leon durante los reinados de Pedro I, Enrique II, Juan I y Enrique III, Tomo I / por Juan Catalina Garcia ...
Colmeiro, Manuel, 1818-1894   +4 more
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Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva   +9 more
wiley   +1 more source

Las cifras de Juana de Austria durante la regencia (1554-1559)

open access: yesEstudios Románicos
Resumen: En este artículo ofrecemos la investigación realizada a partir de los documentos cifrados del fondo Estado Flandes del Archivo General de Simancas (legajos 507-516) que contienen las cartas intercambiadas entre Juana de Austria, su padre Carlos
Wanruo Luo
doaj   +1 more source

García and Alvariño (eds.), Vísperas de Sucesión: Europa y la Monarquía de Carlos II (Fundación Carlos de Amberes, 2015)

open access: yesRoyal Studies Journal, 2016
Review of Bernardoa García García and Antonio Álvarez-Ossorio Alvariño, eds., Vísperas de Sucesión. Europa y la Monarquía de Carlos II (Madrid: Fundación Carlos de  Amberes, 2015).
Rocío Martínez López
doaj   +1 more source

Cuando la pintura es poesía: versos y jeroglíficos con que la Universidad de Santiago lloró a Carlos II [PDF]

open access: yes, 2007
La muerte de Carlos II sin sucesión abríó un período de incertidumbre política. Por este motivo las ceremonias que conmemoraron esta muerte se llenaron de símbolos referentes a las dos dinastías aspirantes a reinar: asutríaca y borbónica. Presentamos la
Pena Sueiro, Nieves
core   +2 more sources

Stabilizing Cationic Palladium Single‐Atom Sites on Heteroatom‐Doped Carbon for Selective Hydrogen Peroxide Electrosynthesis

open access: yesAdvanced Functional Materials, EarlyView.
In this research, it is demonstrated that dual nitrogen and sulfur doping in hollow carbon spheres creates a tunable coordination environment that stabilizes cationic Pd single atoms as robust organometallic complexes, enabling high selectivity and stability for electrochemical hydrogen peroxide production under harsh acidic and peroxide‐rich ...
Guilherme V. Fortunato   +16 more
wiley   +1 more source

"Promoción de la salud". Conceptos, reflexiones y tendencias

open access: yesRevista de Salud Pública, 2014
Autores: DINA CZERESNIA; CARLOS MACHADO DE FREITAS. Organizadores. Catalogación: CZERESNIA, DINA Promoción de la Salud : Conceptos, Reflexiones y Tendencias / Dina Czeresnia y Carlos Machado de Freitas 1ª. ed – Buenos Aires: Lugar Edit., 2006.
Abelardo E. Rahal
doaj   +1 more source

Os programas de português nos primórdios da ESEV [PDF]

open access: yes, 1999
Os textos que a seguir se publicam constituem exemplos paradigmáticos de programas pioneiros de disciplinas da área de Português. Foram seus autores o Professor Doutor Joaquim Fonseca, da Faculdade de Letras do Porto – programas de Linguística Portuguesa
Matos, Isabel Aires de
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