Results 41 to 50 of about 3,994,165 (302)

Spring, Summer, Autumn, Winter … and Spring [PDF]

open access: yes, 2011
El artículo trata de la relación entre naturaleza, arquitectura y paisaje a través de la película Primavera, verano, otoño, invierno… y primavera, de Kim Ki Duk (Corea, 2003).
Valor Montero, Jaume
core   +1 more source

MetalCenter‐Dependent Selectivity Divergence in MN4 Single‐Atom Catalysts for Aerobic HMF Oxidation

open access: yesAdvanced Science, EarlyView.
Two single‐atom catalysts with M‐N4 configurations (FeN4 and CoN4) were developed for selective HMF oxidation. FeN4 achieves 93.9% selectivity toward FFCA via superoxide anions (O2•−), while CoN4 preferentially produces FDCA through hydroxyl radicals (•OH). DFT calculations reveal that distinct adsorption energies and charge redistribution at the metal
Haoyu Wang   +6 more
wiley   +1 more source

Percepción y uso del outsourcing de contabilidad de lasMiPyMEs: Evidencia empírica en Panamá

open access: yesFórum Empresarial, 2013
En esta investigación empírica se analiza el grado de uso del outsourcing de contabilidad, como herramienta que agrega competitividad y valor a las MiPyMEs de la ciudad de Panamá, su grado de conocimiento de las alternativas que posee esta herramienta ...
Carlos Antonio Changmarín Reyes
doaj   +1 more source

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  

Discovery of large genomic inversions using long range information. [PDF]

open access: yes, 2017
BackgroundAlthough many algorithms are now available that aim to characterize different classes of structural variation, discovery of balanced rearrangements such as inversions remains an open problem.
Alkan, Can   +8 more
core   +3 more sources

High‐Performance Recycling Biobased Photopolymers for 3D Printing

open access: yesAdvanced Science, EarlyView.
By using biobased phenols like eugenol, novel biobased photopolymers containing dissociative phenol‐carbamate bonds are designed for 3D printing. Meanwhile, a “mixed‐monomer assisted recycling” strategy is proposed to recycle the materials. The resulting materials not only achieve high‐performance and excellent chemical recyclability simultaneously ...
Hang Zhou   +12 more
wiley   +1 more source

Aigües superficials i subterrànies com a possible factor desencadenant en un vessant inestable. El cas de la Font Nova i dels polígons industrials de Santiago Payá i de Sant Benet, Alcoi (Alacant)

open access: yesCuadernos de Geografía de la Universitat de València
La ciutat d’Alcoi se situa al nord de la província d’Alacant, en la conca vessant del riu Serpis i sobre una fossa tectònica caracteritzada per la presència de margues miocenes i material quaternari, sobre els que s’ha desenvolupat un fort encaixament ...
Aitana Pastor Valor
doaj   +1 more source

Simultaneous Wastewater‐to‐Hydrogen Upgrading via Mechanically Driven Piezocatalysis Over Ag‐ZnO Nanorods

open access: yesAdvanced Science, EarlyView.
A piezocatalytic strategy enables simultaneous wastewater purification and hydrogen generation by harnessing mechanical energy. Complementary piezo‐induced charges are selectively directed toward oxidation and reduction pathways, achieving efficient pollutant degradation and continuous H2 evolution.
Yiqing Wei   +8 more
wiley   +1 more source

Valoración no monetaria de unidades de paisaje en la zona maya de Quintana Roo, México

open access: yesEconomía, Sociedad y Territorio, 2014
El objetivo de esta investigación es conocer el valor local del paisaje en ejidos de la zona maya de Quintana Roo. Se utilizó un método de valoración no-monetaria, el cual se basa tanto en la opinión de grupos comunitarios como de expertos académicos ...
Karla Diana Infante-Ramírez   +2 more
doaj   +1 more source

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