Search
Now showing items 4201-4210 of 4794
Laser beam welding analytical model when using wobble strategy
(Elsevier, 2020-12-23)
This article presents a model for estimating the thermal gradient, bead geometry, and microstructure in the laser welding process when the Wobble strategy is used. This method combines the main feed motion with a secondary ...
Instantaneous powder flux regulation system for Laser Metal Deposition
(Elsevier, 2017-09-04)
A new control system for regulating the powder flux during the laser metal deposition process (LMD) has been designed, developed and validated. The powder regulation system is based on a solenoid, which is coupled to the ...
National institutions, stakeholder engagement, and firms' environmental, social, and governance performance
(Wiley, 2018)
El trabajo estudia la influencia de las distintas instituciones nacionales en los resultados empresariales en materia medioambiental, social y de gobernanza (ESG) a través del enfoque de las variedades de los sistemas ...
Measurement Methodology for Determining the Optimal Frequency Domain Configuration to Accurately Record WiFi Exposure Levels
(IEEE, 2018-07-04)
[EN] Radiofrequency fields are usually measured in order to be compared with electromagnetic exposure limits defined by international standardization organizations with the aim of preserving the human health. However, in ...
Liquefaction of Kraft lignin using polyhydric alcohols and organic acids as catalysts for sustainable polyols production
(Elsevier, 2019)
[EN]In this work, three different organic acid catalysts, (acetic acid, lactic acid and citric acid), are proposed as an
alternative to common catalysts used in the liquefaction process of Kraft lignin. These organic acids ...
Irreversible versus repairable membrane poration: differences in permeabilization elicited by Bordetella Adenylate Cyclase Toxin and its hemolysin domain in macrophages
(FEBS Press, 2019-10-24)
Rapid plasma membrane repair in response to pore-forming toxins is crucial for cell survival, but the molecular mechanisms employed by eukaryotic nucleated cells to maintain membrane integrity and the specificities of such ...
Current procedures and practices on grid code compliance verification of renewable power generation
(Elsevier, 2017-05)
Generation assets applying for grid connection must comply with certain grid code requirements. Grid code
compliance verification shall include revision of documentation covering technical data and models, checking ...
Levels, Sources and Potential Risks of Polychlorinated Biphenyls and Organochlorine Pesticides in Sediments of Qingduizi Bay, China: Does Developing Mariculture Matter?
(Frontiers, 2019)
Polychlorinated biphenyls (PCBs) and organochlorine pesticides (OCPs), including hexachlorocyclohexanes (HCHs) and dichlorodiphenyltrichloroethanes (DDTs), were studied in the surface sediments of Qingduizi Bay (Yellow ...
Las ciencias y las humanidades desde la cognición. La percepción del alumnado universitario sobre las capacidades cognitivas en el ámbito científico y humanístico
(Eusko Ikaskuntza, 2017-02-02)
Este artículo describe una experiencia inicial surgida
desde la reflexión de nuestra docencia en la
universidad sobre el conocimiento de las capacidades
cognitivas de los alumnos y su aplicabilidad en los
ámbitos ...
Juggling on the court: exploring female Basque pelota players’ experiences and empowerment strategies
(Taylor & Francis, 2020)
This paper focuses on gendered experiences of sportswomen in a traditional male-dominated sport in the Basque Country, named Basque pelota. From the 1990s, women play in regular championships, occupying a central public ...