Results 11 to 20 of about 270,364 (244)

The effect of structural properties of Ankara clay on the electrokinetic properties

open access: yesBulletin of the Mineral Research and Exploration, 2021
The aim of this study is to investigate the effect of structural properties of soil known as Ankara clay, which contains different properties, on its electrokinetic behavior.
Güzide Kalyoncu Ergüler
doaj   +1 more source

Characterization and Assessment of Antimicrobial Activity and Potential of Heavy Metal ion Detection of Silver Nanoparticles synthesized from Actinidia deliciosa paste using double distilled water and 70% ethanol as solvent [PDF]

open access: yesJournal of Nanostructures, 2018
Green synthesis of nanoparticles using plants as sources exhibiting superiority over the physical and chemical methods that are expensive and can involve the use of toxic, hazardous chemicals, which may pose biological and environmental risks. In present
Ratika Komal, Simran Kashyap
doaj   +1 more source

Characterizations of Synthetic 8mol% YSZ with Comparison to 3mol %YSZ for HT-SOFC [PDF]

open access: yesEngineering and Technology Journal, 2020
In this work, Yttria (Y2O3) was successfully doped into tetragonal 3mol% yttria stabilized Zirconia (3YSZ) by high energy-mechanical milling to synthesize 8mol% yttria stabilized Zirconia (8YSZ) used as an electrolyte for high temperature solid oxide ...
Abeer Al-Attar   +2 more
doaj   +1 more source

Studies on Flexural Properties and Construction of Failure Mode Map for Copper Sandwich Panels [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
This paper is focused on investigating the mechanisms associated with different failure modes of copper (C101) sandwich panels with honeycomb cores of different heights subjected to flexural loading.
A. Vino   +3 more
doaj   +1 more source

Developing a transformative, cooperative living-educational-theory with children and youth in the EDS (Education for Development and Sustainability) community of practice in Bangladesh

open access: yesEducational Journal of Living Theories, 2022
The new generation is key to reaching the United Nations Sustainable Development Goals. But to solve complex, global challenges and create sustainable development requires changes in the education system toward new ways of learning and knowing, as well ...
Mohammad Hafizur Rahman   +4 more
doaj  

Application of μ-XRF in Uranium Mineralogy of the Huanglongpu Carbonate-type Molybdenum Deposit, Shaanxi Province, China

open access: yesYankuang ceshi, 2022
BACKGROUND The carbonatite-type molybdenum metallogenic belt in East Qinling is the largest molybdenum metallogenic belt in the world. The Huanglongpu deposit is one of the earliest discovered carbonatite-type molybdenum deposits in China.
ZHANG Yi-yang   +7 more
doaj   +1 more source

Quality Assessment Method for Chromite Sand to Reduce the Number of Cast Steel Surface Defects [PDF]

open access: yesArchives of Foundry Engineering
This paper discusses the ability to apply the test method using a scanning electron microscope (SEM) together with EDS (Energy Dispersive Spectroscopy) analysis to assess the quality of fresh chromite sand delivered by various suppliers to Huta Małapanew
T. Wróbel   +4 more
doaj   +1 more source

Comorbidities and neurosurgical interventions in a cohort with connective tissue disorders

open access: yesFrontiers in Neurology
BackgroundConnective tissue disorders (CTDs) are a heterogeneous group of disorders often presenting with a variety of comorbidities including musculoskeletal, autonomic, and immune dysfunction. Some CTDs such as hypermobile Ehlers-Danlos syndrome (hEDS),
Ilene S. Ruhoy   +9 more
doaj   +1 more source

Future Low-Cost Urban Air Quality Monitoring Networks: Insights from the EU’s AirHeritage Project

open access: yesAtmosphere
The last decade has seen a significant growth in the adoption of low-cost air quality monitoring systems (LCAQMSs), mostly driven by the need to overcome the spatial density limitations of traditional regulatory grade networks. However, urban air quality
Saverio De Vito   +10 more
doaj   +1 more source

A new methodological approach (QEMSCAN®) in the mineralogical study of Polish loess: Guidelines for further research

open access: yesOpen Geosciences, 2020
This article presents in detail the methodology dedicated strictly to loess mineralogical investigation by automated mineralogy system QEMSCAN® (quantitative evaluation of minerals by scanning electron microscopy (SEM)), which couples SEM and energy ...
Kenis Piotr   +3 more
doaj   +1 more source

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