نتایج جستجو برای: flux distribution

تعداد نتایج: 686751  

Journal: :Journal of Statistical Mechanics: Theory and Experiment 2005

Journal: :nursing and midwifery studies 0
khodayar oshvandi research center for maternal and child care, hamadan university of medical sciences, hamadan, ir iran rasol kavyannejad nursing and midwifery school, hamadan university of medical sciences, hamadan, ir iran sayed reza borzuo research center for maternal and child care, hamadan university of medical sciences, hamadan, ir iran; research center for maternal and child care, hamadan university of medical sciences, hamadan, ir iran. tel: +98-9188117729 mahmoud gholyaf department of nephrology, school of medicine, hamadan university of medical sciences, hamadan, ir iran

results the mean kt/v was 1.27 ± 0.28 in high-flux and 1.10 ± 0.32 in low-flux membrane which, these differences were statistically significant (p = 0.017). the mean of urr was 0.65 ± 0.09 in high-flux and 0.61 ± 0.14 in low-flux membrane, which these differences were not statistically significant (p = 0.221). patients and methods forty hemodialysis patients participated in this cross-over clin...

2003
David Hughes Maya Paczuski

We propose that the coronal magnetic field, linking concentrations on the photosphere through an interwoven web of flux, embodies a scale-free network. It arises from a self-organized critical dynamics including flux emergence, the diffusion and merging of magnetic concentrations, as well as avalanches of reconnecting flux tubes. Magnetic concentrations such as fragments, pores and sunspots, ar...

2013
Jianbing Meng Xiaojuan Dong

A theoretical analysis was carried out to investigate the characteristics of plasma arc injected transverse to a transverse-alternating magnetic field. Two mathematical models were developed to describe both the oscillating amplitude of the plasma arc root and the heat flux density distribution of plasma arc on the workpiece surface. The characteristic of plasma arc under the external transvers...

1999
Evan Scannapieco

We consider the effect of lensing by galaxy clusters on the angular distribution of submillimeter wavelength objects. While lensing does not change the total flux and number counts of submillimeter sources, it can affect the number counts and fluxes of flux-limited samples. Therefore imposing a flux cut on point sources not only reduces the overall Poisson noise, but imprints the correlations b...

2007
Richard C. Canfield Alexander J. B. Russell

We explore the properties of the fragmentation of magnetic flux in solar active regions. We apply gradient-based tessellation to magnetograms of 59 active regions to identify flux fragments. First, we find that the distribution function of flux fragments in these regions is highly consistent with lognormal form, which is the most direct evidence yet obtained that repeated random bifurcation dom...

2000
Pawan Kumar

We calculate the statistical distribution of observed afterglow flux, in some fixed observed frequency band, and at some fixed observer time after the explosion (tobs) in two models – one where the explosion takes place in a uniform density medium and the other where the surrounding medium has a power-law stratification such as is expected for a stellar wind. For photon energies greater than ab...

Mehrdad Makki Siroos Hemmati

In the permanent magnet linear synchronous motor (PMLSM), force ripple is harmful, useless and disturbing. The force ripple is basically composed of two components: detent force and mutual force ripple. This force is influenced by the geometric parameters of the permanent magnet (PM) motors; such as width, thickness and length of the magnet poles, length and thickness of the rotor and stato...

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