نتایج جستجو برای: mhd entrance length

تعداد نتایج: 326313  

Journal: :Medicina 2009
Elísio Costa Dorine W Swinkels Coby M Laarakkers Petronila Rocha-Pereira Susana Rocha Flávio Reis Frederico Teixeira Vasco Miranda Maria do Sameiro Faria Alfredo Loureiro Alexandre Quintanilha Luís Belo Alice Santos-Silva

OBJECTIVE The aim of this study was to analyze the factors that are associated with the response to erythropoiesis-stimulating agents (ESAs) and its association with hospitalization and mortality rates; to evaluate the serum hepcidin level and its associations with iron profile, inflammatory markers, ESA responsiveness, and mortality; and to determine independent factors affecting ERI and hepci...

Ashtari, Shadi, Esfahanian, Vahid, Hafezibakhtiari, Maryam, Ketabi, Mohammad,

A morphologic and anatomic evaluation of furcation area in the upper and lower first molars Dr. V. Esfahanian* - Dr. M. Ketabi* - Dr. M. Hafezibakhtiari** - Dr. SH. Ashtari** *- Assistant Professor of Periodontics Dept. - Faculty of Dentistry – Isfahan Islamic Azad University (Khorasgan). **- Dentist. Background and Aim: Microbial plaque has been recognized as the main cause of periodontal dise...

2013
Anne M. Hakenewerth Judith E. Tintinalli Anna E. Waller Amy Ising Tracy DeSelm

Patients with mental health disorders (MHDs) use the emergency department (ED) for acute psychiatric emergencies, for injuries and illnesses complicated by or related to their MHD, or when psychiatric or primary-care options are inaccessible or unavailable. An estimated 5% of ambulatory-care visits in the United States during 2007-2008 were made by patients with primary mental health diagnoses....

2016
Anuja Shah Rachelle Bross Bryan B Shapiro Gillian Morrison Joel D Kopple

Background: Studies that examined dietary energy requirements (DERs) of patients undergoing maintenance hemodialysis (MHD) have shown mixed results. Many studies reported normal DERs, but some described increased energy needs. DERs in MHD patients have been estimated primarily from indirect calorimetry and from nitrogen balance studies. The present study measured DERs in MHD patients on the bas...

2009
A. Beresnyak A. Lazarian

We performed a series of high-resolution (up to 1024) direct numerical simulations of hydro and MHD turbulence. Our simulations correspond to the ”strong” MHD turbulence regime that cannot be treated perturbatively. We found that for simulations with normal viscosity the slopes for energy spectra of MHD are similar to ones in hydro, although slightly more shallower. However, for simulations wit...

Journal: :Inf. Sci. 2013
Houtao Deng George C. Runger Eugene Tuv Vladimir Martyanov

A tree-ensemble method, referred to as time series forest (TSF), is proposed for time series classification. TSF employs a combination of entropy gain and a distance measure, referred to as the Entrance (entropy and distance) gain, for evaluating the splits. Experimental studies show that the Entrance gain improves the accuracy of TSF. TSF randomly samples features at each tree node and has com...

2016
Haseeb Zia Brice Lecampion

5 We investigate theoretically and numerically the impact of the transition from laminar to turbulent flow on the propagation of a height contained hydraulic fracture (i.e. PKN geometry). We account for the inertial terms in the balance of momentum and express the viscous wall shear stress via Fanning friction. The evolution of the friction factor with Reynolds number and the fracture relative ...

2007
Yu-Qing Lou

In broad astrophysical contexts of large-scale gravitational collapses and outflows and as a basis for various further astrophysical applications, we formulate and investigate a theoretical problem of self-similar magnetohydrodynamics (MHD) for a non-rotating polytropic gas of quasi-spherical symmetry permeated by a completely random magnetic field. Within this framework, we derive two coupled ...

2015
Yue Ji Xing-fei Li Tengfei Wu Cheng Chen

The magnetohydrodynamics angular rate sensor (MHD ARS) has received much attention for its ultra-low noise in ultra-broad bandwidth and its impact resistance in harsh environments; however, its poor performance at low frequency hinders its work in long time duration. The paper presents a modified MHD ARS combining Coriolis with MHD effect to extend the measurement scope throughout the whole ban...

2007
R. Shankar Subramanian

We can classify the flow of a fluid in a straight circular tube into either laminar or turbulent flow. It is assumed from hereon that we assume fully developed incompressible, Newtonian, steady flow conditions. Fully developed flow implies that the tube is long compared with the entrance length in which the velocity distribution at the inlet adjusts itself to the geometry and no longer changes ...

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