Results 31 to 40 of about 59,040,348 (311)

Genetically Programmed Shape‐Morphing of Engineered Living Materials

open access: yesAdvanced Functional Materials, EarlyView.
Here, bacterial and mammalian engineered living materials (ELMs) are presented, in which living cells direct genetically programmed and enzymatically mediated shape‐morphing. The resulting deformation and shape‐recovery can be actuated in a genetically controlled manner by an ELM incorporating out‐of‐equilibrium counteracting biochemical reactions with
Jan Becker   +7 more
wiley   +1 more source

Biología Acuática | Número 18

open access: yesBiología Acuática, 2019
Medición de la producción bacteriana en un embalse patagónico. Aspectos metodológicos | Miguel A. Di Siervi. Aldo A. Mariazzi y Jorge L. Donadelli Medición de la producción bacteriana en un embalse patagónico. Importancia de bacterias libres y adheridas |
Andrés Boltovskoy
doaj  

Hydrophobic MFI‐Type Zeolites via Alkali‐Cation‐Induced Defect Healing: Implications for Adsorbent and Catalyst Design

open access: yesAdvanced Materials, EarlyView.
Sub‐stoichiometric amounts of Na+ or K+ enhance defect healing during Silicalite‐1 (MFI) and TS‐1 calcination by promoting Si–O–Si annealing and healing framework vacancies. The resulting defect‐free zeolites are more hydrophobic and show improved butanol/water separation and improved activity and selectivity in the epoxidation of 1‐hexene, offering a ...
Christos Kanteler   +14 more
wiley   +1 more source

Miguel Reale e o integralismo: entre a memória militante e as disputas políticas

open access: yesRevista Espaço Acadêmico, 2011
Resumo: Após o fim da Ação Integralista Brasileira (1932-37), os integralistas buscaram diversas alternativas para a permanência da atuação, tanto no âmbito político quanto ideológico.
Odilon Caldeira Neto
doaj  

Beyond Nanoporosity: A CO2‐Conditioned Glassy Matrix Contributes to the Brittle‐to‐Ductile Transition of Nanocellular Polyetherimide

open access: yesAdvanced Materials, EarlyView.
The mechanical performance of nanocellular polyetherimide cannot be explained by nanoporosity alone. It is shown that CO2 saturation and desorption leave a distinct mechanical signature in the glassy matrix before foaming. This matrix contribution provides a new route to understand and optimize the brittle to ductile transition in nanocellular polymers.
Félix Lizalde‐Arroyo   +7 more
wiley   +1 more source

Ramiro Gómez Arzapalo (coord.), Los divinos entre los humanos

open access: yesAnales de Antropología, 2015
No es fortuito que San Miguel esté en la portada de este libro. A San Miguel Arcángel se le considera protector y propiciador de las siembras y las buenas cosechas.
Alicia María Juárez Becerril
doaj   +1 more source

Moiré‐Induced Symmetry Breaking of Charge Order in van der Waals Heterostructures

open access: yesAdvanced Materials, EarlyView.
A uniaxial moiré potential in misfit (MS)1+δTaS2 heterostructures selectively reshape charge order: the embedded 1H‐TaS2 layer hosts an incommensurate charge‐density wave, fragmented into nanometer domains and stripped of threefold symmetry. Superconductivity, however, remains uniform and fully gapped, revealing heterosymmetry stacking as a selective ...
Sandra Sajan   +12 more
wiley   +1 more source

Leonardo, Miguel Ángel y Rafael, 1504. Hitos de la Historia del Arte quinientos años después.

open access: yesCuadernos de Filología Italiana, 2004
Semblanzas, más de obras claves y sus significados, en relación a ese año 1504, que a sus autores, por otra parte suficientemente conocidos como son Leonardo da Vinci, Miguel Ángel Buonarroti y Rafael Sanzio.
Diego Suárez Quevedo
doaj  

Las poesías del manuscrito de Fray Miguel de Guevara y el soneto "No me mueve, mi Dios, para quererte"

open access: yesNueva Revista de Filología Hispánica, 2017
Recepción: 31 de mayo de 2016. Aceptación: 2 de diciembre de 2016. Con fecha de 1638 el agustino mexicano fray Miguel de Guevara escribió un volumen misceláneo titulado Arte doctrinal y modo general para aprender la lengua matlaltzinga.
Gabriel María Verd Conradi
doaj   +1 more source

El liderazgo transformacional desde la perspectiva de la pedagogía humanista

open access: yesSophía: Colección de Filosofía de la Educación, 2020
La investigación tiene como propósito, generar una construcción teórica del liderazgo transformacional desde la perspectiva de la pedagogía humanista.
Oscar Alfredo Rojas Carrasco   +3 more
doaj   +1 more source

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