نتایج جستجو برای: saturation parameters

تعداد نتایج: 621574  

2007
L. J. November

We derive 1D steady equilibria for partially saturated downslope flow as a solution to the reposed vadose-zone problem. The equilibria are determined by two free parameters: a mean flow and a downstream saturation. Where there is no downstream saturation, a uniform outflow of constant saturation is obtained, but if an isolated zone of excess downstream saturation exists, the upstream flow speed...

Journal: :Cadernos de Naturologia e Terapias Complementares 2021

Introduction Pranayamic breathing is a process of continuous, regularity inhalation, holding breath and exhalation. All venous blood converted to oxygenated . However, does deep in which oxygen inhaled large amounts increase saturation or the decrease due anaerobic metabolism associated with yoga? Does psycho-physiological parameters stress index, power, vegetative index & regulation, neuro...

Journal: :Critical care medicine 2016
Shouyin Jiang Yehua Shen Xiaogang Zhao

OBJECTIVE Because iron is both an essential and toxic micronutrient influencing the development of microbial infections, we evaluated the usefulness of iron parameters as outcome predictors in ICU patients. DESIGN Prospective clinical single-center non-interventional study. SETTING General internal medicine ICU; German University hospital. PATIENTS One hundred and twelve septic and 43 non...

1996
Christian Goerick Werner von Seelen

In this paper we investigate the learning of an unlearnable problem and how this relates to the premature saturation of hidden neu-rons in error backpropagation learning. General aspects of our model are discussed. A sketch of the derivation of equations for the development of the signiicant weights in time is given. 1. Introduction The phenomenon of premature saturation of hidden neurons in fe...

Water saturation (Sw) is one of the most important petro-physical parameter for evaluating the clastic horizons of hydrocarbon reservoir, which can be calculated using Archie's equation. The Archie's parameters (m, a) are the major source of uncertainty in the calculation of Sw. In order to obtain Archie's parameters, a total number of 117 sandstone samples, having resistivity measurements from...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه پلیمر و پتروشیمی ایران - پژوهشکده پتروشیمی 1389

this is an original study on the effect of a polyisobutylene – polydimethylsiloxane (pibpdms) block copolymer modifier used as an interfacial active agent on the dynamics behaviour of single newtonian drops suspended in a polyisobutylene (pib) newtonian matrix. the results were divided in two sections. the first part included the experiments carried out on the non-modified and 2% block cop...

Ali Teymouri Arezou Jafari, Esmaeel Kazemi Tooseh Masoud Samivand Peyman Sadirli Reza Gharibshahi

Natural gas storage process in aquifer, due to fluid flow behavior of gas and water in the porous medium and because of their contact with each other under reservoir conditions, faces several challenges. Therefore, there should be a clear understanding of the injected gas behavior before and after the injection into the reservoir. This research simulates the natural gas storage in aquifer by us...

2018
Yougui Song

This article presents magnetic data of a 300-m-thick Mio-Pliocene red clay and Quaternary loess-paleosol sequence near Chaona town in the Central Chinese Loess Plateau. Detailed magnetostratigraphy shows that the aeolian red clay began to accumulate at ca. 8.1 Ma. Here, we presented a high-resolution rock magnetic data at 20-40 cm intervals within 4.5-8 ka span per sample of this section, which...

1998
Constantine N. Manikopoulos Jose L. Ucles

The objective of this paper is to show that saturation routing, ofien in the past considered inefficient, can in fact be a viable approach to use in many important applications and services over an ATM network This is demonstrated by showing that the ratio, de$ned as J of routing overhead cells over information cells is small even for large networkx f is calculated using typical network paramet...

Journal: :Applied optics 2005
Subhadra Srinivasan Brian W Pogue Shudong Jiang Hamid Dehghani Keith D Paulsen

A multispectral direct chromophore and scattering reconstruction technique has been implemented for near-infrared frequency-domain tomography in recovering images of total hemoglobin, oxygen saturation, water, and scatter parameters. The method applies the spectral constraint of the chromophores and scattering spectra directly in the reconstruction algorithm, thereby reducing the parameter spac...

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