Results 51 to 60 of about 219,907 (223)

Evaluation of Time and Frequency Condition Indicators from Vibration Signals for Crack Detection in Railway Axles

open access: yesApplied Sciences, 2020
Railway safety is a matter of importance as a single failure can involve risks associated with economic and human losses. The early fault detection in railway axles and other railway parts represents a broad field of research that is currently under ...
Réne-Vinicio Sánchez   +6 more
doaj   +1 more source

Treatment of Chronic Pain in Patients with Osteoarthritis of the Hip and Knee with a Combination of Hydroxytyrosol, Omega 3 Fatty Acids and Curcumin: Results of a Pilot Study

open access: yesRheumato, 2023
Chronic pain is the most common symptom of osteoarthritis and is very often accompanied by limitations in the performance of activities of daily living and has a negative impact on patients’ quality of life.
Fernando Madero López   +3 more
doaj   +1 more source

Rampant Arch and Its Optimum Geometrical Generation [PDF]

open access: yes, 2019
Gothic art was developed in western Europe from the second half of the 12th century to the end of the 15th century. The most characteristic Gothic building is the cathedral.
Alcayde García, Alfredo   +5 more
core   +2 more sources

Comportamiento hidrotermal de las arcillas saponiticas de la Cuenca de Madrid

open access: yesEstudios Geológicos, 1993
El comportamiento hidrotermal de las arcillas saponíticas de origen sedimentario de la Cuenca de Madrid ha sido investigado en función de su uso potencial como barrera geoquímica en el almacenamiento de residuos radiactivos de alta actividad. Este artículo es una revisión de los aspectos estudiados hasta el momento: la adsorción y fijación irreversible
openaire   +3 more sources

Journey to the Centre of the State: Catalans in Madrid and Scots in London

open access: yesNations and Nationalism, EarlyView.
ABSTRACT In recent years, comparative studies between Scotland and Catalonia have grown substantially, especially those dealing with the territorial embeddedness of these territories in the United Kingdom and Spain. Despite this, comparative research on the integration of Catalans and Scots in the decision‐making of central state institutions is ...
Javier Antón‐Merino
wiley   +1 more source

The Compatriot Win Effect and Behavioural Biases in Lottery Markets

open access: yesOxford Bulletin of Economics and Statistics, EarlyView.
ABSTRACT This paper presents evidence to support the compatriot win effect as a behavioural bias in lottery demand. We exploit the quasi‐random assignment of the jackpot prize across provinces in the Christmas draw of the Spanish National Lottery to examine whether lottery sales increase in jackpot‐winning provinces in subsequent draws.
David Boto‐García   +2 more
wiley   +1 more source

Analytical Approach to Understanding the Effects of Implementing Fast-Frequency Response by Wind Turbines on the Short-Term Operation of Power Systems

open access: yesEnergies, 2021
The significant presence of variable-speed wind turbines in worldwide power systems has led to planners and grid operators requiring them to participate in frequency control tasks.
Danny Ochoa, Sergio Martinez
doaj   +1 more source

Las voces del agua : la cultura viva del agua en Al Andalus [PDF]

open access: yes, 2013
Las voces del agua, título que da pie al documental, es un proyecto de Med-O-Med, paisajes culturales del Mediterráneo y Oriente Medio, un programa cultural y medioambiental de la Fundación de Cultura Islámica en Madrid, que surge con el objetivo de ...
Viñas, Antonio
core  

Understanding Participants' and Health Professionals' Perceptions and Experiences of Time‐Restricted Eating: A Systematic Review of Qualitative Evidence

open access: yesObesity Reviews, EarlyView.
ABSTRACT Background Time‐restricted eating (TRE) limits food intake to a specific daily window and has gained popularity, showing modest benefits for cardiometabolic health. However, perspectives and experiences from adults and healthcare professionals about TRE remain underexplored but are vital for successful implementation in research and clinical ...
Rubén Fernández‐Rodríguez   +5 more
wiley   +1 more source

Flora algal de la cuenca del río Guadalquivir: Su valor en la determinación de la ecorregionalización de la cuenca [PDF]

open access: yes, 2018
In compliance with the Water Framework Directive of the European Union, we needed to diagnose the ecologic quality of the different sections of the rivers of the Guadalquivir basin. In order to establish a regional classification of the water bodies by a
Casco, Maria Adela   +5 more
core   +2 more sources

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