نتایج جستجو برای: defect state

تعداد نتایج: 946404  

Journal: :the journal of tehran university heart center 0
parvin akbari-asbagh breastfeeding research center, tehran university of medical sciences, tehran, iran. mohammadali navabi-shirazi breastfeeding research center, tehran university of medical sciences, tehran, iran. aliakbar soleimani breastfeeding research center, tehran university of medical sciences, tehran, iran. maryam razzaz breastfeeding research center, tehran university of medical sciences, tehran, iran. naseradine akbari-asbagh baharloo hospital, tehran university of medical sciences, tehran, iran. hussein rayatzadeh breastfeeding research center, tehran university of medical sciences, tehran, iran.

background: chylothorax is a rare but serious postoperative condition with a high rate of morbidity and may lead to the mortality of children undergoing congenital heart disease (chd) surgery. this study evaluated the specific surgical procedures associated with the higher risk of postoperative chylothorax. methods: w e assessed 435 cases undergoing chd surgery between april 2003 and may 2006. ...

ژورنال: مجله دندانپزشکی 2002
لطفی, رضا , نامجوی نیک, شهرام ,

Nowadays, different materials have been used for regeneration of interosseous defects and Neo-Os is one of them. The objective of this study was to evaluate histologically the influence of Neo-Os® particles on bone regeneration using rabbit caivarias defects with and without protection of Gore-Tex® barrier membrane. A cutaneous- periosteal incision and flap was made on the forehead of 32 rabbit...

Background and purpose: Adipose - drived stem cells are multipotent cells that capable to diffrentiate in to osteogenic cells. On the other hand, the scaffold of chitosan and gelatin are biodegradable and compatible used for tissue repair. This study evaluated the repair of femoral bone defect using adipose-derived stem cells on gelatin – chitosan membrane in adult Albino Wistar rats by radiog...

2012
Jennifer Maria Luckas

Phase change materials combine a pronounced contrast in resistivity and reflectivity between their disordered amorphous and ordered crystalline state with very fast crystallization kinetics. Typical phase-change alloys are composed out of the elements germanium, antimony and tellurium. Due to the exceptional combination of properties phase-change materials find already broad application in non-...

Journal: :Journal of the American College of Cardiology 1983
S Bassi R Amersey R Andrews

A 68 year old woman presented with right ventricular myocardial infarction complicated by refractory hypoxaemia. She was found to have a significant right to left shunt at the atrial level through a previously undiagnosed ostium secundum atrial septal defect. Percutaneous closure of the atrial septal defect with an Amplatzer septal occluder resulted in prompt improvement in her oxygenation and ...

2001
Sudha Srivastava

The dynamics of Lennard-Jones fluid is studied through extended mode coupling theory (MCT) with the inclusion of the slow mode of defect density. Inclusion of defect density facilitates the liquid like state for temperatures much lower than predicted from ideal MCT. From the present model the temperature dependence of the power law exponent is obtained at a constant pressure. We have also compu...

1999
Lev I. Deych A. A. Lisyansky

We consider tunneling of electromagnetic waves through a polariton band gap of a one-dimensional chain of atoms. We analytically show that a defect embedded in the structure gives rise to the resonance transmission at the frequency of a local polariton state associated with the defect. Numerical Monte Carlo simulations are used to examine properties of the electromagnetic band arising inside th...

Journal: :iranian journal of neuro surgery 0
eshagh bahrami hessam rahatlou iran university of medical sciences rasool akram hospital arash fattahi shahrzad astaraki mohammad-reza khani massood shirvani

background and importance: our learning curve during two decades of neurosurgical practice has been changed from an abstractive to a more meaningful and conductive state. in cases of fifth nerve neurinoma, pre-operative anatomopathologic diagnosis could lead us to a pre-planned program during and after the surgery to get the safe surgical result. case presentation: representation of two complex...

Journal: :Physical Review X 2023

An analysis of the electron-nuclear entanglement structure in solid-state defect spins leads to protocols for generating multinuclear entanglement, opening full potential nuclear spin memories quantum networks.

In this paper, we improve b-spline collocation method for Benjamin-Bona-Mahony-Burgers (BBMB) by using defect correction principle. The exact finite difference scheme is used to find defect and the defect correction principle is used to improve collocation method. The method is tested on somemodel problems and the numerical results have been obtained and compared.

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