Results 81 to 90 of about 3,913,795 (311)

O Valor e os Valores leituras axiológicas

open access: yesDaimon, 2008
Surge o «valor» como elemento fundamental da vivência ética, que expandiu a ideia de Pascal como ordo cordis, através de uma construção hierárquica de valores. Os valores poderão surgir como qualidades objectivas que se prendem com os sentidos e afectividades, havendo uma função cognitiva e determinante na ...
Meneses, Ramiro Délio Borges de   +1 more
openaire   +2 more sources

Systematic Metabolic Engineering and Model‐Guided Optimization for High‐Level Production of L‐Theanine From Xylose in Escherichia Coli

open access: yesAdvanced Science, EarlyView.
This study is pioneering in constructing the shortest known synthetic pathway for L‐theanine production from xylose within E coli. Through comprehensive metabolic engineering strategies, our engineered strain achieved the highest reported L‐theanine titer from xylose, with a titer of 95.42 g/L, and a yield of 0.55 g/g.
Haolin Han   +5 more
wiley   +1 more source

Diseño y valor. Apuntes para un estudio de las teorías del valor y las teorías del diseño

open access: yesKepes
Desde los años ochenta del siglo pasado, las teorías generales del diseño han sufrido una dependencia de la idea de valor. Este artículo propone una revisión de la posibilidad de que las teorías del valor (ya sea monetario, económico-cultural o ...
Miquel Mallol Esquefa
doaj   +1 more source

CAP Tona [PDF]

open access: yes, 2019
Primer premiPostprint (published ...
Llimós Aicart, Laura   +1 more
core  

Bridging Green Chemistry and Circular Economy: A Pathway to Sustainable Polyester Plastics Through Feedstock, Synthesis, and Waste Upcycling

open access: yesAdvanced Science, EarlyView.
This review summarizes green and low‐carbon strategies throughout the entire life cycle of polyester plastics, including sustainable monomer synthesis, optimization polymerization, efficient recycling, and advanced upcycling technologies. The synergistic implementation of these strategies is expected to significantly promote the development of a ...
Jinzhou Li   +5 more
wiley   +1 more source

Ultrastructural and transcriptional profiling of neuropathological misregulation of CREB function [PDF]

open access: yes, 2012
We compare here the neurodegenerative processes observed in the hippocampus of bitransgenic mice with chronically altered levels of cAMP-response element-binding protein (CREB) function.
Barco, Ángel   +3 more
core   +2 more sources

Modulation of Electronic Structure in Kraft Lignin‐Derived Mo Single‐Atom Catalysts for Optimized Electrochemical Oxygen Reduction

open access: yesAdvanced Science, EarlyView.
Biomass‐derived lignin is used as a sustainable precursor to synthesize Mo single atoms anchored on a nitrogen‐coordinated carbon framework. As the Mo structure transitions from MoC clusters to isolated single‐atom sites, oxygen evolution reaction (ORR) activity progressively improves.
Junbeom Park   +16 more
wiley   +1 more source

Una sociedad rural en el Mediterráneo medieval: el mundo agrícola nazarí

open access: yesArqueología y Territorio Medieval, 2006
Se trata de un libro de bolsillo de 221 páginas, que recoge dos artículos de la profesora Carmen Trillo San José. El primer artículo se titula “El mundo rural nazarí: una evolución a partir de al-Andalus; el segundo, “Análisis social del regadío en al ...
Magdalena Valor Piechotta
doaj  

Artroplàstia de genoll, valoració de resultats [PDF]

open access: yes, 2017
Treball de Final de Grau en medicina. Codi: MD1158. Curs acadèmic 2016-2017Objectius. Avaluar els resultats a l‟any de la intervenció de les artroplàsties de genoll a l‟Hospital Provincial de Castelló, i relacionar els resultats clínics, radiològics i de
Valor Segura, Mariona
core  

Amorphous BiSnxOy for Efficient CO2 Electroreduction to Formate via In Situ Doping

open access: yesAdvanced Science, EarlyView.
The amorphous BiSnxOy catalyst is electroreduced to Sn‐doped Bi during the electrochemical process. The Sn‐modulated Bi exhibits a favorable intermediate adsorption potential, leading to optimal catalytic efficiency. Remarkably, this catalyst demonstrates exceptional performance, achieving a Faradaic efficiency (FEformate) of 95.6% at 800 mA cm−2 in a ...
Zhenjie Cheng   +5 more
wiley   +1 more source

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