نتایج جستجو برای: strip formation

تعداد نتایج: 546624  

ژورنال: :مجله دندانپزشکی 0
علویه وحید a. vahid شاهین نوروزی sh. noroozi بنفشه گلستان b. golestan

زمینه و هدف: حفظ انحنای کانال ضمن آماده نمودن آن از اهمیت ویژه ای برخوردار است. در درمانهای اندودنتیک همیشه تلاش می شود که شکل نهایی کانال تغییر نکند و کاملاً دربرگیرنده شکل اولیه آن باشد. مطالعه حاضر با هدف تعیین میزان حفظ انحنای کانال در ریشه های داندنهای مولراول بالا و پایین، در موارد درمان ریشه شده و ارزیابی روش step- back به عنوان روش کلاسیک در آماده سازی این دندانها انجام شد.روش بررسی: طی ...

ژورنال: :مجله دندانپزشکی 0
مهرداد پنج نوش m. pangnoosh حوریه باشی زاده فخار h . bashizadeh fakhar

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2015
Takehiro Kamiya Monica Borghi Peng Wang John M C Danku Lothar Kalmbach Prashant S Hosmani Sadaf Naseer Toru Fujiwara Niko Geldner David E Salt

The endodermis in roots acts as a selectivity filter for nutrient and water transport essential for growth and development. This selectivity is enabled by the formation of lignin-based Casparian strips. Casparian strip formation is initiated by the localization of the Casparian strip domain proteins (CASPs) in the plasma membrane, at the site where the Casparian strip will form. Localized CASPs...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده علوم 1389

this research concentrates on the lithostratigraphy, biostratigraphy, microfacies and sedimentary environment of the asmari and gachsaran formations at southwest firuzabad. the thickness of the studied section in all 608.95 meters that 220.8 meters belong to the asmari formation and 387.95 meters belong to the gachsaran formation (champe and mol members). in the study area, the asmari formation...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان 1389

run-out-table (rot) is located between last finishing stand and down coiler in a hot strip mill. as the hot steel strip passes from rot, water jets impact on it from top and bottom and strip temperature decreases approximately from 800-950 °c to 500-750°c. the temperature history that strip experience while passing through rot affects significantly the metallurgical and mechanical properties, s...

2010
D. Gonzalez-Diaz G. Kornakov

Timing Resistive Plate Chambers in multi-strip configuration, pioneered by the FOPI collaboration [1], are planned for covering the low-granularity part of the CBM-TOF wall. A recent experiment at GSI cave-B has shown that, with an adequate optimization of the strip layout and readout, the multi-strip concept is sound in terms of timing and efficiency, and well suited for a multi-hit environmen...

1999
Ivan A. Larkin L. S. Levitov

Ivan A. Larkin†and L. S. Levitov‡ †Department of Physics and Astronomy, University of Sheffield, Sheffield S3 7RH, UK ‡Center for Materials Science & Engineering, Physics Department, MIT, Cambridge, MA-02139 Abstract The incompressible Quantum Hall strip is sensitive to charging of localized states in the cyclotron gap. We study the effect of localized states by a density functional approach an...

Journal: :Annals of thoracic and cardiovascular surgery : official journal of the Association of Thoracic and Cardiovascular Surgeons of Asia 2012
Jong Bum Choi Kyung Hwa Kim Min Ho Kim Won Ho Kim

PURPOSE The aim of this study was to evaluate a newly-designed mitral annuloplasty strip (the Mitra-Lift(®) strip) in patients undergoing mitral valve repair for mitral regurgitation (MR). METHODS A total of 30 patients who underwent posterior mitral strip annuloplasty for moderately severe to severe MR were evaluated in this study. The strip annuloplasty (SA) consisted of the use of the newl...

Journal: :Proceedings of the National Academy of Sciences 2015

Journal: :رادار 0
سید روح الله ثمره هاشمی سید علیرضا سیدین

at first, ground-based circular strip-map synthetic aperture radar (gb-csmsar) and its capabilities is introduced and the received signal model, 2-d frequency spectrum and the azimuth and range resolutions are derived and compared with the linear motion strip-map sar resolutions. because of the stability of the path and speed of antenna in gb-csmsar a frequency domain imaging algorithm is sugge...

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