نتایج جستجو برای: board density

تعداد نتایج: 465590  

Journal: :Croatian medical journal 2009
Shlomo Vinker Alex Lustman Asher Elhayany

AIM To investigate the associations between family physicians' characteristics and the change in quality of health care indicators (QI) over a two-year period. METHODS The retrospective cohort study included 161 (60.5%) of 266 family physicians who worked for the Clalit health fund in Israel in the period from January 2003 until December 2005. Family physicians' background characteristics inc...

Journal: :Ukrainian journal of forest and wood science 2021

One of the areas wood waste processing is their use in production wood-polymer composites (WPC). The relevance products due to wide range applications and qualities this material. WPC does not rot, damaged by insects fungi, contain harmful binders. Products from duodenum do crack, gouge, are waterproof, which makes them an excellent material for manufacturing a terrace board. However, board mus...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه دانشهای بنیادی (مرکز تحقیقات فیزیک نظری و - پژوهشکده علوم نانو 1392

among the low–dimensional allotropes of carbon, nanotubes and graphene have attracted very much attention from nano–science and nanotechnology specialists. they have been proposed as building blocks in nanometer device engineering. however, these structures are not defect–free. in this thesis, we focused on defective carbon nanotubes and graphene, and studied the effect of couple of very common...

Journal: :جنگل و فرآورده های چوب 0
بنیامین حاج مهدی کارشناس ارشد دانشکده منابع طبیعی دانشگاه آزاد کرج شادمان پورموسی استادیار دانشگاه آزاد کرج- صنایع چوب و کاغذ احمد جهان لتیباری استاد دانشکده منابع طبیعی دانشگاه آزاد کرج آژنگ تاج دینی دانشیار دانشکده منابع طبیعی دانشگاه آزاد کرج

application of cellulosic fibers and minerals of deinked waste paper sludge has a great impression on utilization and characteristics of final product. this study was designed to produce use gypsum-fiber board from the dip sludge. the gypsum: sludge ratio was considered as 100:0, 90:10, 80:20, 70:30 and 60:40. two types of gypsum boards were prepared with fixed 12 mm thickness and cold pressing...

Journal: :مدیریت فرهنگ سازمانی 0
سید مسلم علوی کارشناس ارشد مدیریت بازرگانی، مدرس دانشگاه پیام نور، فارس، ایران مهدی نجفی سیاهرودی کارشناس ارشد مدیریت بازرگانی، مدرس دانشگاه غیرانتفاعی راهبرد شمال، گیلان، ایران

nowadays in consequence of widespread changes of corporate governances, chairman of the board has more real authorities on company decisions and due to his significant role in board leadership, is under the pressure of performance expectations. however, these changers are not made as it deserves in iran and in spite of various effects of chairman leadership on board culture – especially team pr...

2016
J. K. Sandhu T. K. Yeoman R. C. Fear

Observations from the WHISPER (Waves of High frequency and Sounder for Probing of Electron density by Relaxation) instrument on board Cluster, for the interval spanning 2001–2012, are utilized to determine an empirical model describing the total electron density along closed geomagnetic field lines. The model, representing field lines in the region of 4.5≤ L<9.5, includes dependences on L and m...

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