Results 241 to 250 of about 33,837 (314)

Low‐Loading Toughening and Interfacial Effects of TiO2 ALD‐Coated SrAL2O4:Eu2+,Dy3+ Phosphor–Epoxy Composites

open access: yesPolymer Composites, EarlyView.
Schematic illustration of mechanoluminescence in SA2‐Green/Epoxy composite under tensile stress. ABSTRACT This study investigates the mechanical performance and photoluminescence of SrAl2O4:Eu2+,Dy3+ phosphor–epoxy composites as a function of filler loading.
Erkul Karacaoglu   +3 more
wiley   +1 more source

Epidemiology of primary headache and lifestyle factors among children and adolescents: a regional school-based study in China. [PDF]

open access: yesJ Headache Pain
Lu G   +11 more
europepmc   +1 more source

Assessment of spatiotemporal trends in groundwater depth and salinity through GIS‐based geostatistical analysis: The case of Aksu Irrigation System in Antalya, Türkiye

open access: yesRiver, EarlyView.
The study revealed that while groundwater depth trends were generally risk‐free, electrical conductivity showed localized risks in 38% of the Aksu Irrigation System. Overall, 25% of the area was classified as risky. The integrated GIS‐based approach provides a rapid, objective, and cost‐effective tool for precision water management. Abstract Continuous
Bekir Sitki Karatas   +2 more
wiley   +1 more source

Hands‐on and Minds‐on? Findings on the Instructional Support of Preschool Teachers to Foster Children's Understanding of Scientific Practices

open access: yesScience Education, EarlyView.
ABSTRACT To participate effectively in modern society, it is essential to have both knowledge of scientific concepts and an understanding of scientific practices. Children develop initial knowledge and skills to engage in scientific practices, such as identifying patterns, long before entering school.
Ada Cecil Haen   +4 more
wiley   +1 more source

Who Does Bogotá “Care” for? Care Blocks, Care Workers and the Sustainable Development Goals

open access: yesSustainable Development, EarlyView.
ABSTRACT This paper critically examines Bogotá's District Care System within the framework of urban social sustainability and the Sustainable Development Goals (SDGs). Focusing on the Care Blocks (Manzanas del Cuidado), it employs a mixed‐methods approach—legal analysis, interviews, testimonies, surveys, and InfoCuidado data—to explore the paradox of a
Valentina Montoya‐Robledo   +1 more
wiley   +1 more source

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