Results 91 to 100 of about 267,348 (299)

A theory of two-dimensional airfoils with strong inlet flow on the upper surface [PDF]

open access: yes, 1970
The two-dimensional theory of airfoils with arbitrarily strong inlet flow into the upper surface was examined with the aim of developing a thin-airfoil theory which is valid for this condition.
Marble, Frank E., Serdengecti, Sedat
core  

Behavioral and epileptic phenotypes in a CHD2‐related developmental delay model

open access: yesEpilepsia, EarlyView.
Abstract Objective Heterozygous loss‐of‐function mutations in the CHD2 gene, encoding chromodomain helicase DNA‐binding protein 2, are associated with severe childhood onset epilepsy, global developmental delay, and autistic features. Animal models that accurately recapitulate human phenotypes are crucial for understanding rare neurodevelopmental ...
Anat Mavashov   +10 more
wiley   +1 more source

Assessing the performance of protective winter covers for outdoor marble statuary: pilot investigation [PDF]

open access: yes, 2005
Outdoor statuary in gardens and parks in temperate climates has a tradition of being covered during the winter, to protect against external conditions. There has been little scientific study of the environmental protection that different types of covers ...
Berry, J   +4 more
core  

Long‐lasting remodeling of astrocytes in an Scna1+/− mouse model of Dravet syndrome

open access: yesEpilepsia, EarlyView.
Abstract Objective Dravet syndrome (DS) is a prototypical developmental and epileptic encephalopathy caused by mutations in the SCN1A gene, leading to loss of function of the voltage‐gated sodium channel Naᵥ1.1. The latter causes early onset drug‐resistant seizures and enduring cognitive and behavioral deficits.
Athénaïs Genin   +10 more
wiley   +1 more source

Guidelines for Sample Preparation and Stable Isotope Analysis of Food for Traceability Studies

open access: yesFood Safety and Health, EarlyView.
This workflow illustrates sample preparation and analysis steps in stable isotope ratio mass spectrometer (IRMS) for food traceability. It emphasizes standardized preparation, encapsulation, calibration, and quality control to ensure accurate, comparable isotope data critical for verifying food origin and authenticity across complex supply chains ...
Bayan Nuralykyzy   +8 more
wiley   +1 more source

Characterization of Marble-Clay Composite as Alternative To Conventional Bricks in Building

open access: yesJournal of Applied Sciences and Environmental Management, 2018
The usability of marble as an additive material with clay in industrial brick has been investigated. Marble was collected from the marble deposit located at Igbeti (latitude 80 451 longitude 40 81 E.), and the red clay was collected at University of ...
AB Alabi   +3 more
doaj   +1 more source

Geochemical and Geological Investigation of Skarn‐Type Pb–Zn Mineralization in Hastanetepe (Balya‐Balıkesir, Türkiye): An Approach Based on Fluid Inclusions, Sulphur Isotopes and Geochemical Data

open access: yesGeological Journal, EarlyView.
Integrated petrographic, mineralogical and geochemical data from the Hastanetepe Pb–Zn deposit (Balya, Türkiye) reveal multi‐stage hydrothermal alteration and a magmatic sulphur source. Fluid inclusion and sulphur isotope results indicate a complex fluid evolution responsible for skarn‐type Pb–Zn mineralization along limestone–dacite contacts ...
Esra Ünal‐Çakır
wiley   +1 more source

Measurement of local mechanical characteristics of marble by broadband ultrasonic structuroscopy [PDF]

open access: yes, 2019
The internal structure of marble is investigated. A precise measurement of the speeds of longitudinal and moving waves in marble samples. The internal structure of samples is visualised and localised microcracks.
Kravcov A., Shibaev I.
core  

Noncanonical Nucleotides in the Genome Around the Maternal‐Zygotic Transition

open access: yesJournal of Experimental Zoology Part B: Molecular and Developmental Evolution, EarlyView.
In this paper, Kazzazi et al. provide a comprehensive review of the dynamics of nonconventional nucleotides in the genome during early developmental stages, hypothesizing a potential role for these nucleotides in the activation of the zygotic genome. ABSTRACT From the very moment of fertilization and throughout development, the cells of animal embryos ...
Latifa Kazzazy   +7 more
wiley   +1 more source

Watershed Analysis and Risk Assessment Using Global Mapper

open access: yesGEOmedia
Watershed analysis provides critical insights into the natural flow of water across landscapes, helping to identify environmental risks and inform land-use and infrastructure planning.
Jenna Nelson
doaj  

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