Results 71 to 80 of about 1,311,328 (243)
Chemical Interaction between the Sr4Al6O12SO4 Ceramic Substrate and Al–Si Alloys
EngSamples of Sr4Al6O12SO4 are obtained through a solid-state reaction of Al2O3, SrSO4, and SrCO3. The samples are then made into 1 and 4 cm pellets by compacting them at 100MPa and sintering them at 1400 °C for 4 h.
José Amparo Rodríguez-García +4 more
doaj +1 more source
Towards a global understanding of tree mortality
New Phytologist, Volume 245, Issue 6, Page 2377-2392, March 2025.Summary Rates of tree mortality are increasing globally, with implications for forests and climate. Yet, how and why these trends vary globally remain unknown. Developing a comprehensive assessment of global tree mortality will require systematically integrating data from ground‐based long‐term forest monitoring with large‐scale remote sensing.
International Tree Mortality Network +114 more
wiley +1 more source
, 2016 Introduction. Online education has grown exponentially in recent years worldwide, and Colombia has not been an exception. Objective. Describe the perceptions of students about the factors that affect the acceptance of online learning tools in Medellin ...
Salim Chalela Naffah +3 more
semanticscholar +1 more source
Organización escolar y nuevas tecnologías [PDF]
, 2002 Los aspectos organizativos, se consideran por un amplio sector docente, como parte esencial para poder llevar a cabo de una manera eficaz la utilización de las nuevas tecnologías en la práctica educativa; siendo una de las repercusiones más ...
Reyes Rebollo, Miguel María +1 more
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Ecology and Evolution, Volume 15, Issue 1, January 2025.We provide boundaries of the Sierra Madre Oriental in Mexico through a multi‐taxa endemicity analysis. ABSTRACT The Sierra Madre Oriental (SMO) is a significant mountain range and one of Mexico's 14 biogeographical provinces. Its delimitation has been debated.
Irene Goyenechea Mayer‐Goyenechea +5 more
wiley +1 more source
Information and communication technology (ICT) and basic competencies education [PDF]
, 2009 Resumen basado en el de la publicaciónSe analizan las nuevas competencias básicas en relación con las nuevas tecnologías. Ante la nueva sociedad de la información y las TIC el sistema educativo tiene que dar respuesta a las nuevas demandas de la ...
Martínez López, Francisco José
core +1 more source
Unlocking Cybersecurity: A Game‐Changing Framework for Training and Awareness—A Systematic Review
Human Behavior and Emerging Technologies, Volume 2025, Issue 1, 2025.Recent advancements in computer science have led to the automation of many business processes. However, this increased automation has also escalated cyber threats and attacks alarmingly, as most data breaches are attributed to human errors, which are critical in these incidents.
Kiran Amjad +6 more
wiley +1 more source
Nuevas tecnologías para el desarrollo de la industria turística en Guanajuato, México
, 2015 El presente trabajo, trabajo de tipo exploratorio, expone un diagnostico sobre la utilizacion de las tecnologias de informacion y comunicacion (TIC´S) en 175 empresas turisticas de la ciudad de Guanajuato.
Mónica Isabel Mejía Rocha
semanticscholar +1 more source
, 2015 Our population is ageing very quickly. This increase is added to the rapid, exponential breakthrough of new technologies in our everyday lives. These two factors are generating great interest and many studies have been published on how information ...
Reino Unido y España
semanticscholar +1 more source
Educación y nuevas tecnologías. Presentación [PDF]
, 1997 Presentación del tema central de la revista, "Educación y nuevas tecnologías", integrado por trabajos multidisciplinarios que estudian y registran los problemas, las lagunas y los retos que la incorporación de nuevas tecnologías origina en las ...
Corrales-Díaz, Carlos
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