نتایج جستجو برای: thickness distribution

تعداد نتایج: 709707  

Journal: :Biology letters 2008
A J Olejniczak T M Smith M M Skinner F E Grine R N M Feeney J F Thackeray J-J Hublin

Thick molar enamel is among the few diagnostic characters of hominins which are measurable in fossil specimens. Despite a long history of study and characterization of Paranthropus molars as relatively 'hyper-thick', only a few tooth fragments and controlled planes of section (designed to be proxies of whole-crown thickness) have been measured. Here, we measure molar enamel thickness in Austral...

AR. Davoodinik , GH. Rahimi ,

The intention of this study is the analysis of thermal behavior of functionally graded beam (FGB). The distribution of material properties is imitated exponential function. For thermal loading the steady state of heat conduction with exponentially and hyperbolic variations through the thickness of FGB, is considered. With comparing of thermal behavior of both isotropic beam and FGB, it is appea...

2002
T. Nishii Y. Sato H. Tanaka N. Sugano H. Miki

T. Nishii, Y. Sato, H. Tanaka, N. Sugano, H. Miki Department of Orthopaedic Surgery, Osaka University Medical School, Suita, Osaka, Japan, Division of Interdisciplinary Image Analysis, Osaka University Medical School, Suita, Osaka, Japan, Department of Radiology, Osaka University Medical School, Suita, Osaka, Japan Abstract Acetabular cartilage thickness distribution in dysplastic hips and norm...

Journal: :international journal of advanced design and manufacturing technology 0
y.j. xu e. padayodi s. a. bahrani d. chamoret

to achieve an excellent thermal-mechanical performance of cmcs, it is necessary to analyze and design the thickness of the multi-layered interphases for an optimized trs distribution. an optimization was performed with a new version of the particle swarm optimization, the bsg-starcraft radius pso linked to a finite element software.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1388

based on the latest records of typhlops vermicularis merrem, 1820 from iran, this species is distributed in the northern and southern regions of the country. in this study, new records of typhlops vermicularis are presented and it is shown that distribution range of this species is extended towards the eastern and western iran, and according to the new distribution map, it can be assumed that t...

Journal: :فیزیک زمین و فضا 0
محمد علی ریاحی دانشیار، گروه فیزیک زمین، مؤسسة ژئوفیزیک دانشگاه تهران سیدهاشم طباطبائی استادیار، بخش ژئوتکنیک، مرکز تحقیقات ساختمان و مسکن، علی بیت اللهی استادیار، بخش ژئوتکنیک، مرکز تحقیقات ساختمان و مسکن، عباس قلندرزاده دانشیار، گروه مهندسی عمران، دانشکده فنی دانشگاه تهران مرتضی طالبیان استادیار، پژوهشکده علوم زمین، سازمان زمین شناسی و معدنی، مرتضی فتاحی استادیار، گروه فیزیک زمین، مؤسسة ژئوفیزیک دانشگاه تهران

seismic refraction and downhole survey were employed to study dynamic characteristics of subsurface materials in bam city, southeast of iran. the data acquisition was performed at 160 p and s-wave refraction stations and 15 boreholes in the city. to derive velocity depth sections along these profiles as well as to perform downhole diagrams, seisimager software was used. based on the obtained va...

2014
Sohel Anwar Changfu Zou Chris Manzie

In this paper, we investigate distributed thermal-electrochemical modeling of a Lithium-Ion battery cell to include the effect of temperature distribution across the thickness of the cell as a first step to study the module level temperature distribution at high charging rates. Most recent works have focused on lumped thermal models for a Li-Ion cell which ignore any temperature differential ac...

Journal: :journal of nanostructures 2015
m. ahmadzadeh m. almasi-kashi a. ramazani

cofe/cu multilayer nanowires were electrodeposited into anodic aluminum oxide templates prepared by a two-step mild anodization method, using the single-bath technique. nanowires with 30 nm diameter and the definite lengths were obtained. the effect of cofe layers thickness and annealing on the magnetic behavior of the multilayer nanowires was investigated. the layers thickness was controlled t...

Journal: :Annals of the rheumatic diseases 1977
C G Armstrong D L Gardner

The distribution of hyaline cartilage in the sagittal plane of the normal human femoral head was examined. 28 specimens from persons aged 10 to 68 years subject to post-mortem examination in a teaching hospital were anatomically orientated and x-rayed in a lateromedial projection. An optical technique was used to measure the cartilage thickness from the x-ray films thus produced. Measurements w...

2015
B. Engel H. Hassan

Abstract—Rotary draw bending is a method which is being used in tube forming. In the tube bending process, the neutral axis moves towards the inner arc and the wall thickness distribution changes for tube’s cross section. Thinning takes place in the outer arc of the tube (extrados) due to the stretching of the material, whereas thickening occurs in the inner arc of the tube (intrados) due to th...

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