Results 21 to 30 of about 636,871 (279)

Assessing temporal complementarity between three variable energy sources by means of correlation and compromise programming

open access: yes, 2019
Renewable energies are deployed worldwide to mitigate climate change and push power systems towards sustainability. However, the weather-dependent nature of renewable energy sources often hinders their integration to national grids.
Beluco, Alexandre   +3 more
core   +1 more source

Development and Preliminary In Vivo Study of 3D‐Printed Bioactive Glass Scaffolds with Trabecular Architecture

open access: yesAdvanced Engineering Materials, EarlyView.
This study reports the fabrication of trabecular bioactive glass scaffolds (composition “1d”: 46.1SiO2‐28.7CaO‐8.8MgO‐6.2P2O5‐5.7CaF2‐4.5Na2O wt%) through vat photopolymerization and the relevant results from mechanical testing and in vivo implantation procedures in rabbit femora, showing great promise for bone tissue engineering applications.
Dilshat Tulyaganov   +8 more
wiley   +1 more source

Estructura y daños en las comunidades de octocorales (Octocorallia: Alcyonacea) de la Reserva Ecológica Siboney-Juticí, Santiago de Cuba, Cuba

open access: yesRevista de Biología Tropical, 2010
Se estudió la comunidad de octocorales del arrecife de macizos y canales de la Reserva Ecológica Siboney- Juticí (sur oriente de Cuba) con el objetivo de caracterizar su composición, estructura y estado de conservación, así como inferir a partir de estas
Yunier Olivera Espinosa   +2 more
doaj   +2 more sources

Un estudio local sobre los factores, estrategias y canales de difusión y promoción cultural

open access: yesQuestion, 2017
En este artículo se presentan los resultados de una investigación cuyo objeto lo constituyen los aspectos y las circunstancias implicados en la difusión y promoción de bienes y servicios culturales.
Jesús Eduardo Oliva Abarca
doaj   +1 more source

Reconfigurable Magnetic Soft Microrobot for Acoustically Triggered Targeted Bacterial Sterilization

open access: yesAdvanced Functional Materials, EarlyView.
Reconfigurable magnetic soft microrobots integrate in situ‐grown piezoelectric zinc oxide nanorods that produce reactive oxygen species upon acoustic excitation. Combining magnetically guided transport with thermally induced planar reconfiguration, the microrobots achieve targeted delivery and enhanced bacterial sterilization through efficient on ...
Quan Gao   +12 more
wiley   +1 more source

Study of channels and margins of milk commercialization at the highlands zone of Sugamuxi providence (Department of Boyacá)

open access: yesRevista de Medicina Veterinaria, 2005
The objective of the present study is to give information about the milk marketing characteristics in Sugamuxi province. The commercialization channels were identified and the commercial agents’ participation margins were established along with the ...
Paulo Rodríguez Romero   +3 more
doaj   +1 more source

Financial forecasts of SMEs in IPOs: fact or fiction? [PDF]

open access: yes, 2015
Este artículo valora el proceso de previsión financiera de las pequeñas y medianas empresas (PYME) en sus salidas a bolsa. Específicamente, se analiza la calidad de las previsiones de beneficios realizadas y se exploran los factores que determinan la ...
Alonso Canales, Fernando   +1 more
core  

The Strehl Ratio in Adaptive Optics Images: Statistics and Estimation

open access: yes, 2007
Statistical properties of the intensity in adaptive optics images are usually modeled with a Rician distribution. We study the central point of the image, where this model is inappropriate for high to very high correction levels.
André Ferrari   +3 more
core   +1 more source

European Literary Tradition in Roth's Kepesh Trilogy [PDF]

open access: yes, 2014
The texts of articles should be downloaded from the journal itself.In his article "European Literary Tradition in Roth's Kepesh Trilogy" Gustavo Sánchez- Canales discusses the significance of European literature in Philip Roth's novels. Sánchez-Canales
Sánchez Canales, Gustavo
core   +2 more sources

Micro and Nanostructural Diversity of Lizard Osteoderm Capping Tissue in Relation to Mechanical Performance

open access: yesAdvanced Functional Materials, EarlyView.
This study shows that lizard osteoderm capping tissue is a hyper‐mineralized hydroxyapatite layer consistently covering the superficial osteoderm surface in those species studied here, yet it varies greatly in morphology, nanostructure, and mechanical performance across species.
Adrian Rodriguez‐Palomo   +10 more
wiley   +1 more source

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