Results 31 to 40 of about 8,428,364 (222)

Lateral distortional buckling of cellular composite-beams

open access: yesRevista IBRACON de Estruturas e Materiais, 2018
In the region of negative bending moments of continuous and semi-continuous steel and concrete composite beams, the inferior portion of the steel section is subjected to compression while the top flange is restricted by the slab, which may cause a global
A. D. PIASSI   +3 more
doaj   +2 more sources

Investigation of Chirality Effect on Axial and Torsional Buckling Behavior of SWCNTs Using Finite Element Method [PDF]

open access: yesمجله مدل سازی در مهندسی, 2017
In this paper, chirality effect on the buckling behavior of SWCNTs has been investigated. In order to explore the effect of chiral angle, all structures are used with the same length and diameter but different chiral angles.
Mahnaz Zakeri, Omid Afzalnejad
doaj   +1 more source

Critical moment definition and estimation, for finite size observation of log-exponential-power law random variables [PDF]

open access: yesSignal Processing, 2011
This contribution aims at studying the behavior of the classical sample moment estimator, S(n,q)=@?"k"="1^nX"k^q/n, as a function of the number of available samples n, in the case where the random variables X are positive, have finite moments at all ...
Florian Angeletti, E. Bertin, P. Abry
semanticscholar   +1 more source

A max-type recursive model: some properties and open questions

open access: yes, 2018
We consider a simple max-type recursive model which was introduced in the study of depinning transition in presence of strong disorder, by Derrida and Retaux.
B Derrida   +7 more
core   +4 more sources

One-dimensional Rydberg Gas in a Magnetoelectric Trap [PDF]

open access: yes, 2007
We study the quantum properties of Rydberg atoms in a magnetic Ioffe-Pritchard trap which is superimposed by a homogeneous electric field. Trapped Rydberg atoms can be created in long-lived electronic states exhibiting a permanent electric dipole moment ...
Bernd Hezel   +5 more
core   +1 more source

Population of the Komi Republic: From the 1897 Census to the 2021 Census

open access: yesАрктика и Север
This article examines the population censuses conducted in the Russian Empire, the USSR and the new Russia; it reveals the peculiarities and methodological apparatus of each population census, presents the main questions of census lists, their ...
Viktor V. Fauzer
doaj   +1 more source

Assessment of the OTEC cold water pipe design under bending loading: A benchmarking and parametric study using finite element approach

open access: yesJournal of the Mechanical Behavior of Materials, 2023
Ocean thermal energy conversion (OTEC) is a floating platform that generates electricity from seawater heat. The cold water pipe (CWP) used in OTEC has a length of 1,000 m and a diameter of 10 m, making it susceptible to bending loads from ocean currents.
Adie Prayoga Wira   +6 more
doaj   +1 more source

Spin-Phonon Coupling in Iron Pnictide Superconductors

open access: yes, 2009
The magnetic moment in the parent phase of the iron-pnictide superconductors varies with composition even when the nominal charge of iron is unchanged.
B.V. Fine   +21 more
core   +1 more source

Low-Temperature Series for the Correlation Length in $d=3$ Ising Model [PDF]

open access: yes, 1994
We extend low-temperature series for the second moment of the correlation function in $d=3$ simple-cubic Ising model from $u^{15}$ to $u^{26}$ using finite-lattice method, and combining with the series for the susceptibility we obtain the low-temperature
Adler   +33 more
core   +2 more sources

Results of studying the zones of oil and gas generation of the junction zone between tectonic structures of the southern part of the Laptev Sea and the Siberian Platform

open access: yesGeoresursy
In order to evaluate the oil and gas potential of the junction zone between tectonic structures of the southern part of the Laptev Sea and the Siberian Platform, the pods of active Upper Riphean, Vendian, Permian, Devonian and Upper Jurassic source rocks
D. A. Pavelkina   +2 more
doaj   +1 more source

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