Results 81 to 90 of about 820 (270)

Public Sustainability: Thematic Mapping, Theoretical Approaches and Emerging Lines of Action

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT The paucity of research analysing thematic persistence in public sustainability limits our understanding of how this field of research evolves and reconfigures itself. The present paper addresses this gap through a longitudinal bibliometric analysis of 692 publications processed with SciMAT. The methodology combines co‐word analysis, strategic
Laila Ribii Khalifi   +2 more
wiley   +1 more source

Análisis del encuadre léxico en los editoriales sobre la guerra de Cuba publicados en la prensa española

open access: yesCírculo de Lingüística Aplicada a la Comunicación
El propósito de este trabajo es identificar los encuadres léxicos dominantes en los editoriales sobre la guerra de Cuba publicados a lo largo de 1898, en tres de los principales diarios de la prensa española: El Imparcial, El Liberal y Heraldo de Madrid.
Ana Mancera Rueda
doaj   +1 more source

Aqueous Supercapacitor with Wide‐Temperature Operability and over 100,000 Cycles Enabled by Water‐in‐Salt Electrolyte

open access: yesChemSusChem, Volume 18, Issue 6, March 15, 2025.
This study presents a symmetric supercapacitor with activated carbon electrodes and a “water‐in‐salt” electrolyte (WiSE) based on lithium perchlorate, offering over 100,000 cycles with over 90 % capacity retention. The supercapacitor operates efficiently from −20 to 80 °C, enhancing performance, stability, and all‐season operability.
Zahid Ali Zafar   +5 more
wiley   +1 more source

Antonio García-Fresca Tolosana: un concejal “pamplonés” en los Institutos de Pamplona y Tudela

open access: yesHuarte de San Juan. Geografía e Historia, 2011
Antonio García-Fresca (1899-1965), licenciado en Ciencias Naturales y doctor en Entomología, dedicó parte de su vida a la investigación y la enseñanza, llegando a estar becado por el Museo Británico de Historia Natural.
Eduardo Martínez Lacabe
doaj  

Purification of Li2CO3 Obtained through Pyrometallurgical Treatment of NMC Black Mass from Electric Vehicle Batteries

open access: yesChemSusChem, Volume 18, Issue 6, March 15, 2025.
Lithium carbonate (Li2CO3) obtained from the black mass of recycled lithium batteries is dissolved in water under controlled conditions to remove lithium fluoride (LiF), which is present at a concentration of 3.08 % by weight. The dissolution is carried out at temperatures below 10 °C, and it has been demonstrated that lower temperatures result in ...
Laura Rosso   +3 more
wiley   +1 more source

Research progress and current status of dynamic wave propagation characteristics in rock mass: A review

open access: yesDeep Underground Science and Engineering, EarlyView.
This review elucidates the velocity–dispersion–attenuation coupling mechanisms of wave propagation in rock masses, compares six representative models, and reveals how pressure, temperature, mineral composition, and anisotropy jointly control dynamic responses in complex geological media.
Jiajun Shu   +8 more
wiley   +1 more source

Crisis e independencias: España y su monarquía

open access: yesHistoria Mexicana El Colegio de México, 2008
Este artículo propone considerar la eclosión de la nación espa­ñola como sujeto político desde una perspectiva que no enfo­que la cuestión desde el principio de nacionalidad  sino desde la crisis monárquica.
José María Portillo Valdés
doaj  

Gloria y tragedia de un pintor virreinal: don Cristóbal Daza Morales en Lima (1655-1684)

open access: yesArchivo Español de Arte
El artículo alumbra noticias inéditas del pintor Cristóbal Daza, de posible origen castellano, y su trayectoria al servicio del virrey conde de Alba de Liste, desde Madrid hasta México y Lima. La información se desprende de un pleito (1678-1684) seguido
Rafael Ramos Sosa
doaj   +1 more source

Comprehensive Analysis of the Degradation Phenomena of Proton Exchange Membrane Water Electrolyzers with Iridium on Antimony Tin Oxide Anodes

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This study examines the structural and chemical evolution of low‐loaded Ir/ATO anodes during PEM water electrolysis under realistic conditions. Iridium dissolution is largely suppressed. In the early stages, both ionomer and support degradation are detected. Morphological reorganization occurs at the interface between the anode catalyst layer (ACL) and
Sambal Shashank Ambu   +11 more
wiley   +1 more source

Desvirtuación e instrumentalización política de la Ley de Vagos y Maleantes en el Madrid de la Segunda República

open access: yesMemoria y Civilización
El presente artículo se aproxima al estudio de la Ley de Vagos y Maleantes (LVM) partiendo de un enfoque territorial local, correlacionado con la ciudad de Madrid en la Segunda República.
Santiago de-Miguel-Salanova
doaj   +1 more source

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