Results 51 to 60 of about 1,791 (279)
EBioMedicine, 2019 Background: Even though liver kinase B1 (LKB1) is usually described as a tumor suppressor in a wide variety of tissues, it has been shown that LKB1 aberrant expression is associated with bad prognosis in Hepatocellular Carcinoma (HCC). Methods: Herein we
Imanol Zubiete-Franco +25 more
doaj +1 more source
Corporate Social Responsibility and Environmental Management, EarlyView.ABSTRACT Despite growing interest in SDG‐oriented business practices, limited attention has been paid to how practice maturity and managerial gender jointly shape the translation of sustainability initiatives into Sustainable Development and organizational results.
Juan Antonio Giménez Espín +2 more
wiley +1 more source
The impact of VNA calibration techniques on the load-pull characterization of microwave power transistors [PDF]
, 2016 Los amplificadores de potencia que operan a frecuencias de RF y microondas son una pieza importante en todos los sistemas de comunicación modernos. Estos convierten potencia de corriente directa en complejas ondas de radio que viajan por el espacio para ...
Manuel Alejandro Pulido Gaytán
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Revista Ingenierías Universidad de Medellín, 2014 Los sistemas de generación de ozono generalmente utilizan la modulación por amplitud de pulsos (PAM) para variar o controlar la concentración de ozono. En este trabajo se presentan los resultados obtenidos luego de la implementación de la modulación por ...
William Andrés Cifuentes Rojas +2 more
doaj
Diastereoselective Synthesis of Highly Substituted Methylene Cyclobutanes by Pd Catalysis
European Journal of Organic Chemistry, EarlyView.A chemo‐ and diastereoselective palladium‐catalyzed intramolecular coupling/cyclization of borylated 1,5‐dienes, readily accessible by allene allylboration, with iodoarenes enables the synthesis of highly substituted methylene cyclobutanes. The method exhibits broad scope, high functional group tolerance, and complete enantiospecificity.
Jose M. Malga +1 more
wiley +1 more source
Implementación de una metodología para evaluar la adhesión de recubrimientos
Dyna, 2004 La calidad y protección de los recubrimientos sobre diferentes tipos de superficies, depende primordialmente de su adhesión. Se implementó una nueva metodología para la evaluación cuantitativa de dicha propiedad, para lo cual se construyó un equipo que
U. Piratoba +5 more
doaj
European Policy Analysis, EarlyView.ABSTRACT Policy process research has excelled in explaining structural policy change within national settings, but extensions and applications to the EU level have long proven challenging for scholars. Given that the EU is currently experiencing its longest period of Treaty stability since the 1980s—having evolved into a sui generis political system ...
Vassilis Karokis‐Mavrikos
wiley +1 more source
A INFLUÊNCIA DA EQUIS NA QUALIDADE DO ENSINO: UMA ANÁLISE NAS ESCOLAS EUROPEIAS DE GESTÃO [PDF]
, 2013 Este artigo tem como objetivo analisar a influência do EQUIS - Sistema Europeu de Melhoria da Qualidade no desenvolvimento de escolas de negócios da Europa no último quadriênio (2009-2012).
Sousa, Kleber Cavalcante de +5 more
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The prevalence of Streptococcus equi subsp. equi carriers in the Netherlands
Equine Veterinary Journal, EarlyView.Abstract Background Streptococcus equi subspecies equi (S. equi) carriers are thought to be important drivers for strangles outbreaks. Limited data are available on the prevalence of carriers in European horse husbandry settings. Objectives To estimate the prevalence of S.
R. M. A. C. Houben +5 more
wiley +1 more source
Sistema automático de "Load-Pull" com base num sintonizador de impedância eletromecânico [PDF]
, 2016 Mestrado em Engenharia Electrónica e TelecomunicaçõesPor razões de potência, linearidade e e ciência o ampli cador é um componente limitador de performance em qualquer tipo de aplicações relacionadas com estações base de voz e dados, motivando a ...
Pereira, Alison Willian
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