Results 21 to 30 of about 4,880,061 (199)

On fatigue crack growth testing and analysis of non-crystallising rubber using planar tension specimen

open access: yesPolymer Testing, 2023
Rubber fatigue crack growth tests are one method of characterising fatigue behaviour. Due to the possibility of using one specimen to measure fatigue at multiple load levels, it is often considered a faster and less expensive method compared to the time ...
Tadej Kocjan   +3 more
doaj   +1 more source

Thermodynamics of a pseudospin-electron model without correlations [PDF]

open access: yes, 1999
Thermodynamics of a pseudospin-electron model without correlations is investigated. The correlation functions, the mean values of pseudospin and particle number, as well as the thermodynamic potential are calculated.
Shvaika, A. M.   +2 more
core   +3 more sources

Estimating Mean Survival Time: When is it Possible? [PDF]

open access: yesScandinavian Journal of Statistics, 2014
ABSTRACTFor right‐censored survival data, it is well‐known that the mean survival time can be consistently estimated when the support of the censoring time contains the support of the survival time. In practice, however, this condition can be easily violated because the follow‐up of a study is usually within a finite window.
Ding, Ying, Nan, Bin
openaire   +5 more sources

Effective potential and quantum criticality for imbalanced Fermi mixtures

open access: yes, 2018
We study the analytical structure of the effective action for spin- and mass-imbalanced Fermi mixtures at the onset of the superfluid state. Of our particular focus is the possibility of suppressing the tricritical temperature to zero, so that the ...
Jakubczyk, Pawel, Zdybel, Piotr
core   +1 more source

One-dimensional description of a Bose-Einstein condensate in a rotating closed-loop waveguide [PDF]

open access: yes, 2006
We propose a general procedure for reducing the three-dimensional Schrodinger equation for atoms moving along a strongly confining atomic waveguide to an effective one-dimensional equation.
Bouyer, P.   +5 more
core   +2 more sources

Learning Outcomes for Academic programs at the University of Aden: Reality and Expectations Desired from the Standpoint of Deans, Heads of Academic Departments, the Faculty Members and Students Expected to Graduate

open access: yesالمجلة العربية لضمان جودة التعليم الجامعي, 2014
Learning outcomes for academic programs at the University of Aden: reality and expectations desired from the standpoint of deans, heads of academic departments, the faculty members and students expected to graduate ABSTRACT This study aims to evaluate ...
Altaf Ramadhan Ibrahim
doaj   +1 more source

Modeling electricity prices: international evidence [PDF]

open access: yes, 2002
This paper analyses the evolution of electricity prices in deregulated markets. We present a general model that simultaneously takes into account the possibility of several factors: seasonality, mean reversion, GARCH behaviour and time-dependent jumps ...
Escribano, Álvaro   +2 more
core   +3 more sources

The Possibilistic Mean-Variance Model with Uncertain Possibility Distributions

open access: yesMehmet Akif Ersoy Üniversitesi İktisadi ve İdari Bilimler Fakültesi Dergisi
The possibilistic mean–variance (MV) model is the counterpart of Markowitz’s MV model in the possibility theory. This study aims to examine the possibilistic MV model when the possibility distributions of stock returns are uncertain triangular fuzzy ...
Furkan Göktaş
doaj   +1 more source

An Ingenuous Account of the Doctrine of the Mean

open access: yesTópicos, 2013
Aristotle admits the possibility of many vices opposed to one virtue, but insists that there are always at least two, related as deficiency and excess. The doctrine that virtue is in a mean is thus both true and useful.
Christopher Martin
doaj   +1 more source

Transfer information remotely via noise entangled coherent channels

open access: yes, 2010
In this contribution, a generalized protocol of quantum teleportation is suggested to investigate the possibility of remotely transfer unknown multiparities entangled coherent state.
A. El Allati   +27 more
core   +1 more source

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