نتایج جستجو برای: thickness variation

تعداد نتایج: 400591  

Journal: :medical hypothesis, discovery and innovation ophthalmology journal 0
mohammad rasoul sabouri ehsan kazemnezhad

we aimed determine normal macular thickness by using cirrus hd-oct in  rasht city, iran. in this cross-sectional survey, 112 were selected with random sampling. all subjects underwent complete eye examinations. both eyes of each patient were evaluated. optional protocol was macular thickness map with macular cub 512×128 and the average thickness of the retina was determined in 9 etdrs regions. ...

Journal: :AJNR. American journal of neuroradiology 2016
R Blankena R Kleinloog B H Verweij P van Ooij B Ten Haken P R Luijten G J E Rinkel J J M Zwanenburg

BACKGROUND AND PURPOSE Both hemodynamics and aneurysm wall thickness are important parameters in aneurysm pathophysiology. Our aim was to develop a method for semi-quantitative wall thickness assessment on in vivo 7T MR images of intracranial aneurysms for studying the relation between apparent aneurysm wall thickness and wall shear stress. MATERIALS AND METHODS Wall thickness was analyzed in...

Journal: :Journal of the Japan Institute of Metals and Materials 1982

Journal: :Optometry and Vision Science 2009

Journal: :International Journal of Hydrogen Energy 2016

A Ghasemi M karimi darani,

This paper presents the governing equations on the rectangular plate with the variation of material stiffness through their thick using higher order shear deformation theory (HSDT). The governing equations are obtained by using Hamilton's principle with regard to variation of Young's modulus in through their thick with regard sinusoidal variation of the displacement field across the thickness. ...

This study investigates geometrical variability on the sensitivity of the junctionless tunneling field effect transistor (JLTFET) and Heterostructure JLTFET (HJLTFET) performance. We consider the transistor gate dielectric thickness as one of the main variation sources. The impacts of variations on the analog and digital performance of the devices are calculated by using computer aided design (...

Journal: :Journal of human evolution 2005
Tanya M Smith Anthony J Olejniczak Lawrence B Martin Donald J Reid

Enamel thickness has figured prominently in discussions of hominid origins for nearly a century, although little is known about its intra-taxon variation. It has been suggested that enamel thickness increases from first to third molars, perhaps due to varying functional demands or developmental constraints, but this has not been tested with appropriate statistical methods. We quantified enamel ...

Journal: :The Journal of rheumatology 2015
Erkan Kilic Gamze Kilic Salih Ozgocmen

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