Natural additive material for desirable dielectric properties of polypyrrole: Limestone
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DOI: 10.1016/j.synthmet.2020.116297
Abstract: Abstract In the present study, the Polypyrrole/Limestone (PPy/LS) composites with different LS content varying from 5 wt.% to 20 wt.% were prepared for the first time. The structural, chemical and morphological investigations of the samples were determined… read more here.
Keywords: polypyrrole limestone; additive material; natural additive; material desirable ... See more keywords
Variable viscosity effects for the steady flow past a sphere
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DOI: 10.1063/1.5128381
Abstract: The effect of a spatially dependent viscosity in the unbounded flow around a rigid spherical particle that translates with constant velocity is investigated theoretically. The variable viscosity emulates the effect of a variable concentration of… read more here.
Keywords: viscosity; additive material; effect; variable viscosity ... See more keywords
Assessment of the Possibility of Application of New Types of Filler Materials in the Renovation of Functional Surfaces of Crane Wheels
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DOI: 10.3390/met14101185
Abstract: This paper presents the results of research from the renovation of functional parts of crane wheel surfaces. The aim of the research was to verify the possibilities of changing the chemical composition of the additive… read more here.
Keywords: additive material; wheel; functional surfaces; renovation functional ... See more keywords