نتایج جستجو برای: Mesh-free

تعداد نتایج: 554637  

In current study, The Mesh-free method based on weak-form formulation coupled with the ultrasound imaging technique is developed. This problem consists in computing the deformation of an elastic non-homogenous phantom by numerical methods (both Mesh-free and Finite Element) and converge their results to the measured deformation by the ultrasound. The shape functions of Mesh-free are approximate...

Journal: :journal of research in medical sciences 0
mahtab zargham department of urology, school of medicine, isfahan university of medical sciences, isfahan, iran farshid alizadeh department of urology, school of medicine, isfahan university of medical sciences, isfahan, iran farhad tadayyon department of urology, school of medicine, isfahan university of medical sciences, isfahan, iran mohammad-hatef khorrami department of urology, school of medicine, isfahan university of medical sciences, isfahan, iran kia nouri mahdavi department of urology, school of medicine, isfahan university of medical sciences, isfahan, iran mohammad reza gharaati department of urology, school of medicine, isfahan university of medical sciences, isfahan, iran

normal 0 false false false en-us x-none ar-sa background: the aim of this study is to evaluate the outcome of an innovative, minimally invasive sling technique with autologous tissue in women with concomitant incontinence and anterior vaginal wall prolapse (avwp). materials and methods: fifty-six women with stress urinary incontinence (sui) or mixed urinary incontinence and avwp were randomly a...

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

در این تحقیق ابتدا با توجه به ویژگی های پدیده ی برخورد با سرعت بالا که عبارتند از تغییر شکل های بزرگ که منجر به یک مسئله ی غیر خطی هندسی و مادی میشود ، سطوح مادی در حال حرکت و سطوح آزاد ، مرزهای تغییر شکل پذیر و سیستم گسسته بر پایه ی قوانین محیط پیوسته، روشsph از میان روش های عددی انتخاب گردیده، سپس نحوه ی تخمین زدن متغیر میدان در این روش، روند فرمول نویسی sph و همچنین جایگاه این روش در میان رو...

Journal: :journal of solid mechanics 0
r moradi-dastjerdi school of mechanical engineering, shahid rajaee teacher training university (srttu), tehran, iran g payganeh school of mechanical engineering, shahid rajaee teacher training university (srttu), tehran, iran m tajdari department of mechanical engineering, arak branch, islamic azad university, arak, iran

in this paper, the effects of carbon nanotube (cnt) orientation and aggregation on the static behavior of functionally graded nanocomposite cylinders reinforced by cnts are investigated based on a mesh-free method. the used nanocomposites are made of the straight cnts that are embedded in an isotropic polymer as matrix. the straight cnts are oriented, randomly or aligned or local aggregated int...

Journal: :Computer Graphics Forum 2022

Despite recent advances in geometric modelling, 3D mesh modelling still involves a considerable amount of manual labour by experts. In this paper, we introduce Mesh Draping: neural method for transferring existing structure from one shape to another. The drapes the source over target geometry and at same time seeks preserve carefully designed characteristics mesh. At its core, our deforms using...

Journal: :international journal of advanced design and manufacturing technology 0
rasool moradi-dastjerdi young researchers and elite club, khomeinishahr branch, islamic azad university, khomeinishahr, iran m. m. sheikhi h. r. shamsolhoseinian

this work reports the effect of nanotube aspect ratio and waviness index on stress and displacement distributions of functionally graded nanocomposite cylinders reinforced by wavy single walled carbon nanotubes based on a mesh-free method. the mechanical properties of these composites are assumed to be graded along radial direction and estimate by a micro mechanical model. in the mesh-free anal...

Journal: :journal of minimally invasive surgical sciences 0
mostafa tolba department of surgery, dallah hospital, p.o. box: 87833, kingdom of saudi arabia +966-508122154, [email protected] ahmed khairi department of surgery, dallah hospital, p.o. box: 87833, kingdom of saudi arabia +966-508122154, [email protected]; department of surgery, alexandria university, egypt; department of surgery, dallah hospital, p.o. box: 87833, kingdom of saudi arabia +966-508122154, [email protected] osman nour-eldin department of surgery, dallah hospital, p.o. box: 87833, kingdom of saudi arabia +966-508122154, [email protected] maher salem department of surgery, dallah hospital, p.o. box: 87833, kingdom of saudi arabia +966-508122154, [email protected] ahmed awad department of surgery, dallah hospital, p.o. box: 87833, kingdom of saudi arabia +966-508122154, [email protected]; department of surgery, ain-shams university, egypt

conclusions laparoscopic tapp inguinal hernia repair has longer operation time and more cost than the open technique. local wound complications were more prevalent in the open repair. the postoperative pain, the hospital stay, the scrotal-related complications as well as the recurrence rates were the same in the both groups. the laparoscopy can detect and treat other intra-abdominal pathologies...

Journal: :The Journal of Kartal Training and Research Hospital 2011

M Foroutan, R Moradi-Dastjerdi

In this paper, free vibration analysis of orthotropic functionally graded material (FGM) cylinders was carried out by a Mesh-Free method. In this analysis, moving least squares shape functions are used for approximation of displacement field in the weak form of equilibrium equation. Essential boundary conditions are imposed by transformation method. In this simulation, an axisymmetric model is ...

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