Results 31 to 40 of about 1,303,684 (338)

Study on Dissolution of Al2Cu in Al-4.3Cu and A205 Cast Alloys

open access: yesMetals, 2020
Evolution of microstructure in a binary Al-Cu system (Al-4.3Cu) and a commercially alloyed Al-Cu system (A205) during solution heat treatment was investigated using optical microscopy (OM), scanning electron microscopy (SEM), wavelength-dispersive X-ray ...
Mohammadreza Zamani   +5 more
doaj   +1 more source

Sensor Fusion and Convolutional Neural Networks for Indoor Occupancy Prediction Using Multiple Low-Cost Low-Resolution Heat Sensor Data

open access: yesSensors, 2021
Indoor occupancy prediction is a prerequisite for the management of energy consumption, security, health, and other systems in smart buildings. Previous studies have shown that buildings that automatize their heating, lighting, air conditioning, and ...
Simon Arvidsson   +3 more
doaj   +1 more source

TEENAGER’S SOCIAL ATTITUDES: POSSIBILITIES OF DIGITAL PEDAGOGICAL DIAGNOSIS

open access: yesRussian Journal of Education and Psychology, 2022
The relevance of the topic depends on the particular importance of asocial attitude diagnosing for the educational process in connection with the cyberspace development and the organization of a digital educational environment.
Emilia V. Vanina   +2 more
doaj   +1 more source

551 EASING THE STRAIN OF CONSTIPATION IN CARE HOMES

open access: yesAge and Ageing, 2021
Abstract Introduction Older individuals are particularly prone to constipation with a reported prevalence of up 50% for those living in community with the prevalence rising to 70% within nursing homes (De Giorgio et al, 2015 1). Objectives
F Kirkpatrick, P Crawford
openaire   +2 more sources

In vitro and in vivo degradation of non-woven materials made of poly(e-caprolactone) nanofibers prepared by electrospinning at different conditions [PDF]

open access: yes, 2005
The aim of this study was to prepare non-woven materials from a biodegradable polymer, poly(ε-caprolactone) (PCL) by electrospinning. PCL was synthesized by ring-opening polymerization of ε-caprolactone in bulk using stannous octoate as the catalyst ...
Acatay, Kazım   +8 more
core   +1 more source

FAKTOR-FAKTOR PENGHAMBAT LITERASI DI SD NEGERI 55/1 SRIDADI

open access: yesWahana Sekolah Dasar, 2021
Literacy is the ability to identify, create, interpret, communicate and count, and read in daily life in order to develop social, economic, and cultural potential in modern life so that it can become a quality and virtuous person.
Agung Rimba Kurniawan   +6 more
doaj   +1 more source

Distance Matrix of a Class of Completely Positive Graphs: Determinant and Inverse

open access: yesSpecial Matrices, 2020
A real symmetric matrix A is said to be completely positive if it can be written as BBt for some (not necessarily square) nonnegative matrix B. A simple graph G is called a completely positive graph if every matrix realization of G that is both ...
Das Joyentanuj   +2 more
doaj   +1 more source

Energy dependent Schrödinger operators and complex Hamiltonian systems on Riemann surfaces [PDF]

open access: yes, 1997
We use so-called energy-dependent Schrödinger operators to establish a link between special classes of solutions on N-component systems of evolution equations and finite dimensional Hamiltonian systems on the moduli spaces of Riemann surfaces.
Alber, Mark S.   +2 more
core   +1 more source

Initial Impact of Different Feeding Methods on Feed Intake Time in Stabled Icelandic Horses

open access: yesAnimals
The natural behaviour of horses is to spend the majority of their time on feed intake The feeding of stabled horses is, however, often far from that, as their feed intake is limited to their nutritional requirements.
Sveinn Ragnarsson   +2 more
doaj   +1 more source

The Effects of Fe-Particles on the Tensile Properties of Al-Si-Cu Alloys

open access: yesMetals, 2016
The effect of Fe-rich particles has been a topic for discussion in the aluminum casting industry because of the negative impact they exert on the mechanical properties.
Anton Bjurenstedt   +2 more
doaj   +1 more source

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