نتایج جستجو برای: hoop strength

تعداد نتایج: 207408  

2005
N. Nariman-Zadeh A. Darvizeh A. Jamali A. Moeini

Genetic Algorithm (GA) is deployed for optimal design of configuration involved in GMDH-type neural networks which is used for modelling of centre deflection, hoop strain and thickness strain of explosive forming process. In this way, a new encoding scheme is presented to genetically design the generalized GMDH-type neural networks in which the connectivity configuration in such networks is not...

Journal: :Philosophical transactions. Series A, Mathematical, physical, and engineering sciences 2013
Valery I Levitas

A recently suggested melt-dispersion mechanism (MDM) for fast reaction of aluminium (Al) nano- and a few micrometre-scale particles during fast heating is reviewed. Volume expansion of 6% during Al melting produces pressure of several GPa in a core and tensile hoop stresses of 10 GPa in an oxide shell. Such stresses cause dynamic fracture and spallation of the shell. After spallation, an unload...

Journal: :Nuclear Physics B 2021

For horizonless spherical stars with uniform charge density, the hoop conjecture was tested based on interior solution. In this work, we are interested in more general charged stars. We test using exterior solution since all types of solutions correspond to same Reissner-Nordsr$\ddot{o}$m Our analysis shows that is violated for very compact if express total ADM mass. And holds mass sphere.

Journal: :International Journal of Mathematics and Statistics 2023

The concept of pseudo valuations on hoop-algebras is introduced, and then the relationship between pseudo-valuations filers investigated. Some conditions for a real-valued function to be valuation are provided. Finally, we prove fact that binary operations uniformly continuous based notion valuation.

Journal: :Roczniki Humanistyczne 2022

Honderd jaar na de opvoering in het Servisch Nationaal Theater Novi Sad is handschriftvorm bewaard gebleven Servische vertaling van Heijermans’ Op hoop zegen voor eerst gepubliceerd. Nader onderzoek heeft uitgewezen dat die gemaakt was première 1905 te Belgrado en vertaler Duitse Franziska Graaff gebruikt als brontekst. Een grondige analyse zijn brengt vertaalstrategieën aan licht maar toont oo...

Journal: :Physical review letters 2010
Matthew W Choptuik Frans Pretorius

We present results from numerical solution of the Einstein field equations describing the head-on collision of two solitons boosted to ultrarelativistic energies. We show, for the first time, that at sufficiently high energies the collision leads to black hole formation, consistent with hoop-conjecture arguments. This implies that the nonlinear gravitational interaction between the kinetic ener...

2014
Xavier Calmet

One of the most exciting developments in theoretical physics in the last 20 years has been the realization that the scale of quantum gravity could be in the TeV region instead of the usually assumed 1019 GeV. Indeed, the strength of gravity can be affected by the size of potential extra-dimensions [1–4] or the quantum fluctuations of a large hidden sector of particles [5]. A dramatic signal of ...

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