Results 21 to 30 of about 17,589 (156)

Rician Beamforming: Despeckle Method via Coarray Projection Stochastic Analysis

open access: yesApplied Sciences, 2020
Current computation capabilities normal, Delay and Sum (DAS) and Total Focusing Method (TFM) allow new definitions for beamformers. In this paper, a new beamforming method is proposed. It exploits diversity across pixel data after focusing process.
Virginia Yagüe-Jiménez   +3 more
doaj   +1 more source

Numerical Simulation of the Tension–Compression Behavior of Tie Connections in Brick Masonry Walls

open access: yesCivilEng, 2022
Brick masonry veneer walls connected to infill walls inserted in a reinforced concrete (RC) frame are a common constructive system in Portugal. The stability of the veneer wall is ensured by ties that make the connection with the masonry infill walls ...
Javier Ortega   +2 more
doaj   +1 more source

A Model for Scale-Free Networks: Application to Twitter

open access: yesEntropy, 2015
In the last few years, complex networks have become an increasingly relevant research topic due to the large number of fields of application. Particularly, complex networks are especially significant in the area of modern online social networks (OSNs ...
Sofía Aparicio   +2 more
doaj   +1 more source

“El origen de la tecnología en la educación: pioneros” [PDF]

open access: yes, 2014
Two visionary Spaniards were precursors of the tools that would subsequently be technological application in the environment of the education programs.
Borges Chamorro, Alejandro   +1 more
core   +2 more sources

Conservation of the Beira Railway Station in Mozambique: Lessons from a 20th-Century Heritage Case Study in Africa

open access: yesBuildings, 2022
The conservation of built cultural heritage is a fundamental task for modern societies. Specialized expertise is necessary to define a proper strategy to preserve a heritage that is accumulating damage due to the deterioration of materials, repeated ...
Estefanía Chaves   +3 more
doaj   +1 more source

Fisiología e instrumentación en el cambio de siglo: José Gómez Ocaña

open access: yesArbor: Ciencia, Pensamiento y Cultura, 1999
Los aparatos registradores del movimiento humano y animal revolucionaron la Fisiología en el cambio de siglo. José Gómez Ocaña, catedrático de Fisiología de la Universidad de Madrid, fue el introductor en España de esas nuevas técnicas.
Ana Romero de Pablos
doaj   +1 more source

Influence of the Human Skin Tumor Type in Photodynamic Therapy Analysed by a Predictive Model

open access: yesInternational Journal of Photoenergy, Volume 2012, Issue 1, 2012., 2012
Photodynamic Therapy (PDT) modeling allows the prediction of the treatment results depending on the lesion properties, the photosensitizer distribution, or the optical source characteristics. We employ a predictive PDT model and apply it to different skin tumors.
I. Salas-García   +3 more
wiley   +1 more source

En el umbral de lo desconocido : un caso de visión extraordinaria en la España de Primo de Rivera [PDF]

open access: yes, 2013
En este artículo analizamos las reacciones suscitadas entre científicos e intelectuales sobre un caso sensacional: la supuesta visión a través de materiales opacos por parte del hijo del marqués de Santa Cara, que atrajo la atención de la sociedad ...
Balltondre, Mónica, Mülberger, Annette
core   +3 more sources

Lenguaje y conocimiento científico: perspectivas para una educación española

open access: yesArbor: Ciencia, Pensamiento y Cultura, 2002
Con el horizonte de una marcada preocupación ante el problema que se le plantea a la Lengua española por el abandono a que la somete el imperio de la Lengua inglesa en la creación y uso de términos científicos, y por el exilio lingüístico de los ...
Francisco González de Posada
doaj   +1 more source

Home - About - Disclaimer - Privacy