Results 21 to 30 of about 2,527,861 (305)

Forming of healthylife style of pupils via prism of physical culture outside of school (historical aspect). [PDF]

open access: yesPedagogìka, Psihologìâ ta Mediko-bìologìčnì Problemi Fìzičnogo Vihovannâ ì Sportu, 2011
The features of the development of physical education of pupils during the second half of the twentieth century were defined. The study was divided into the following stages: 50's - 60's, 70's - 80's, 90 years of the twentieth century. Each of the stages
Iermakova T.S.
doaj  

The influence of methods of injection moulding and isostatic pressing on structural ceramics performance

open access: yesCerâmica, 1998
Advanced ceramics for structural applications are present in engineering parts subjected to complex solicitations. Such unique combination of properties makes these ceramics the unique solution for material selection in special cases.
Carlos Alberto Fortulan   +1 more
doaj   +1 more source

Transformation of the Microstructure of Fe-Cr Steel during Its Production

open access: yesMetals, 2021
EN 1.4016 stainless steels combine good corrosion resistance with good formability and ductility. As such, their most popular applications are related to sheet forming. During re-crystallisation of Fe-Cr steels, deviations from the desired γ-fibre (gamma
Andrés Núñez   +3 more
doaj   +1 more source

Numerical Simulation and Experimental Validation of the Cladding Material Distribution of Hybrid Semi-Finished Products Produced by Deposition Welding and Cross-Wedge Rolling

open access: yesMetals, 2020
The service life of rolling contacts is dependent on many factors. The choice of materials in particular has a major influence on when, for example, a ball bearing may fail.
Jens Kruse   +13 more
doaj   +1 more source

The optimisation of shot peen forming processes [PDF]

open access: yes, 2008
An optimisation method based on an effective process model is presented. The calibrated and verified process model simulates peening on realistic components and provides a non-linear relationship between peening parameters and deflections.
Wu, J, Wang, T, Platts, MJ
core   +1 more source

Investigation of Turn Number of the Coil on Tube Forming Performance in Electromagnetic Pulse Forming [PDF]

open access: yes, 2021
Electromagnetic pulse forming (EMPF) is an environmentally friendly and high-speed forming method without pollution generating. As the key component for energy conversion, the coil has a significant influence on the forming performance. Consequently,
Wang, Xianmin   +4 more
core   +1 more source

Powder Forging of in Axial and Radial Direction Graded Components of TRIP-Matrix-Composite

open access: yesMetals, 2021
Powder metallurgy is one way of producing complex, graded structures that could allow material systems to be produced with properties tailored to individual applications.
Markus Kirschner   +3 more
doaj   +1 more source

Forms of Life, Forms of Reality [PDF]

open access: yesNordic Wittgenstein Review, 2015
The article explores aspects of the notion of forms of life in the Wittgensteinian tradition especially following Iris Murdoch’s lead. On the one hand, the notion signals the hardness and inexhaustible character of reality, as the background needed in order to make sense of our lives in various ways.
openaire   +2 more sources

Model of Forming Isotropic and Anisotropic Graphite Under High Temperatures and Fluences Neutron Irradiation

open access: yesEast European Journal of Physics, 2019
A model is proposed for describing the shape change of isotropic and anisotropic graphite under the influence of high temperatures and high neutron radiation fluences. The model is based on a new approach, which uses the following provisions: description
Mykola P. Odeychuk   +4 more
doaj   +1 more source

On the form equivalence of L-forms

open access: yesTheoretical Computer Science, 1977
AbstractIn [5] the notion of an L form F defining a family Ld(F) of languages by means of X-interpretations has been introduced. Here X is one of a number of possible variations of the notion of interpretation originally used in [1] for grammar forms. In this paper it is shown that the questions whether Ld(F) = Ld(F1) for L forms F and F1 is decidable,
Hermann A. Maurer   +2 more
openaire   +2 more sources

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