نتایج جستجو برای: defect principle

تعداد نتایج: 246899  

Journal: :Physica Scripta 2023

Abstract In this research article, we use the Shannon’s formalism to investigate quantum information entropy of a particle trapped by Aharonov–Bohm-type field. For study, it is necessary eigenstates system, i.e. wave functions and energies states. We assumed that in principle, confined cylindrical box presence effect due dislocation defect. Analysis entropy, reveals influences and, consequently...

2012
D. J. H. COCKAYNE

In electron microscope studies of lattice defects, two of the principle features of interest are the geometry and character of the individual defects, or defect elements. Many of these defect systems require image analysis at high resolution (e.g. the dissociation of dislocations in pure metals; the study of small point defect clusters) and the weakbeam method of electron microscopy1 enables sy...

Journal: :IEEE transactions on systems, man, and cybernetics 2022

A technique for registering and relating events that cause an observable definable system state is proposed. Discrete of system-state transfer are expressed by event tracking clustering in the form contiguous quanta data. This approach capable describing typical processes industrial systems a chain codes contain input/output parameters. The constituent nodes Markovian Processes series akin to g...

Journal: :medical journal of islamic republic of iran 0
masoud motasaddi zarandy otolaryngology department, amiralam hospital, saadi ave.,tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) mojgan kiani asiabar otolaryngology department, amiralam hospital, saadi ave.,tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) layla mostaan otolaryngology department, amiralam hospital, saadi ave.,tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) arman taheri otolaryngology department, amiralam hospital, saadi ave.,tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) safa samadzadeh otolaryngology department, amiralam hospital, saadi ave.,tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences)

background: lip carcinoma is a common cancer with a good prognosis and when patients refer early in the course of disease the results of treatment are acceptable. surgical procedures for reconstruction of lip defects are the use of remaining lip tissue, tissue from the opposite lip, adjacent cheek tissue, distant flaps and microvascular free flaps. the bitemporal (visor) flap is a regional flap...

2014
Min-A Kim You Sun Lee Nan Hee Yee Jeong Soo Choi Jung Yun Choi Kyung Seo

Congenital heart defect (CHD) is common in infants with Down syndrome (DS), which is the principle cause of mortality. However, there is no data available for the frequency and types of CHD in infants with DS in Korea. We investigated the frequency of CHD in infants with DS in Korea. After the survey on birth defects was conducted throughout the country, the prevalence of CHD in DS in 2005-2006...

In this paper we prove that if $X $ is a Banach space, then for every lower semi-continuous bounded below function $f, $ there exists a $left(varphi_1, varphi_2right)$-convex function $g, $ with arbitrarily small norm,  such that $f + g $ attains its strong minimum on $X. $ This result extends some of the  well-known varitional principles as that of Ekeland [On the variational principle,  J. Ma...

Journal: :the journal of tehran university heart center 0
akbar shahmohammadi shaheed rajaie cardiovascular medical and research center, tehran, iran. nader givtaj shaheed rajaie cardiovascular medical and research center, tehran, iran. seyed mohammad dalili shaheed rajaie cardiovascular medical and research center, tehran, iran. rahman ghaffari shaheed rajaie cardiovascular medical and research center, tehran, iran.

congenital left ventricular diverticulum is a rare cardiac malformation. two categories of congenital ventricular diverticulum have been identified with regard to their localization: apical and non-apical. apical diverticula are always associated with midline thoraco-abdominal defects and other heart malformations. non-apical diverticula are always isolated defects. diagnosis is established by ...

2016
Jalal Ali Hassan

BACKGROUND: Nasal reconstruction remains one of the most challenging aspects of facial plastic surgery. Resurfacing of nasal defect should include a consideration of the principle of aesthetic subunits. Nasal defect can be reconstructed by local, regional, and distant flaps and the size and depth of the defects (partial or full thickness) are important for choosing the flap. Although nasolabial...

2003
Winfried Auzinger Othmar Koch Ewa Weinmüller

We investigate collocation methods for the efficient solution of singular boundary value problems with an essential singularity. We give numerical evidence that this approach indeed yields high order solutions. Moreover, we discuss the issue of a posteriori error estimation for the collocation solution. An estimate based on the defect correction principle, which has been successfully applied to...

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