نتایج جستجو برای: medium and large diameters

تعداد نتایج: 16938914  

Journal: :journal of advanced materials and processing 0
mohammad sadegh shakeri materials and energy research center masood alizadeh materials and energy research center asghar kazemzadeh materials and energy research center touraj ebadzadeh materials and energy research center hossein aghajani university of tabriz

having sufficient and accurate understanding about kinetics of phenomena, could be an important reason for further technological progresses. finding a white-box mathematical model for weight vs. time curves of electrophoretic deposition (epd) using large and small signal analysis has been studied thoroughly in the present investigation. weight-time curves of nano-mullite suspension have been tr...

2005
M Kassabov T R Riley

We show that for integers k ≥ 2 and n ≥ 3, the diameter of the Cayley graph of SLn(Z/kZ) associated to a standard two-element generating set, is at most a constant times n 2 ln k. This answers a question of A. Lubotzky concerning SLn(Fp) and is unexpected because these Cayley graphs do not form an expander family. Our proof amounts to a quick algorithm for finding short words representing eleme...

2008
Seunghyun Lee Jinhee Ham R C Johnson J R Riley T E Huber M J Graf

Cantilever magnetometry experiments were performed on arrays of Bi nanowires of various diameters both on the semimetal and semiconductor side of the semimetal-tosemiconductor transition (SMSC) that is predicted to occur for diameters of approximately 50 nm. Our 270 nm nanowire samples, which are on the semimetal side of the SMSC transition, exhibit strong dHvA oscillations that can be interpre...

ژورنال: باغ نظر 2017

امروزه بحث پیرامون مفاهیم مختلف مرتبط با مکان و چگونگی تجربه آن توسط استفاده‌کنندگان، از مباحث مهم مطرح در معماری و شهرسازی به ویژه در حوزه علوم رفتاری است. در این راستا یکی از مهم‌ترین مفاهیم مرتبط با حوزه مذکور به ویژه در مباحث روان‌شناسی محیط، مفهوم معنای مکان است. با شناخت معانی مختلف مکان و روند شکل‌گیری آن و نیز پارامترهای تأثیرگذار بر ادراک آن توسط افراد، می‌توان به خلق محیطی مطلوب دست ی...

Journal: :nephro-urology monthly 0
benoit vogt department of urology, blois polyclinic, la chaussee saint-victor, france; department of urology, blois polyclinic, la chaussee saint-victor, france. tel: +33-663220844, fax: +33-254906566 francois-noel desfemmes department of urology, blois polyclinic, la chaussee saint-victor, france arnaud desgrippes department of urology, blois polyclinic, la chaussee saint-victor, france yves ponsot department of urology, university of sherbrooke, sherbrooke, canada

results in group 1, the mean largest and cumulative stone diameters, respectively, were 18.7 ± 5.7 mm and 45.0 ± 12.0 mm. in group 2, the mean volume was 6,288.4 ± 2,733.0 mm3. the overall sf was 96.4% (100% for group 1 and 75% for group 2). the mean number of sessions of eswl and urs, respectively, was 1.4 ± 0.7 and 0.8 ± 0.9 in group 1 and 4.0 ± 2.0 and 1.5 ± 1.3 in group 2. the mean times to...

2013
Colin Preston Yunlu Xu Xiaogang Han Jeremy N. Munday Liangbing Hu

Contemporary nanostructured transparent electrodes for use in solar cells require high transmittance and high conductivity, dictating nanostructures with high aspect ratios. Optical haze is an equally important yet unstudied parameter in transparent electrodes for solar cells that is also determined by the geometry of the nanostructures that compose the electrode. In this work, the effect of th...

امیری اندی, پویا, بهاروند, مریم, خدابخشی, آذین, صبور, سیامک, طباطبایی, فهیمه سادات, مرتضوی, حامد,

Background and purpose: The antimicrobial effect of phenytoin on ulcers has been addressed in few studies. The aim of this study was to determine the antimicrobial effect of phenytoin on common contaminating microorganisms of oral cavity ulcers in vitro. Materials and methods: Three standard microbial species including Staphylococcus aureus, Actinomyces naeslundii, and Candida albicans were pr...

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