نتایج جستجو برای: particles size (0.3

تعداد نتایج: 716532  

Journal: :nanomedicine journal 0
tina moayedian school of pharmacy, mashhad university of medical sciences, mashhad, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) fatemeh mosaffa school of pharmacy, mashhad university of medical sciences, mashhad, iran biotechnology research center, mashhad university of medical sciences, mashhad, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) bahman khameneh biotechnology research center, mashhad university of medical sciences, mashhad, iran student research committee, mashhad university of medical sciences, mashhad, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) mohsen tafaghodi school of pharmacy, mashhad university of medical sciences, mashhad, iran

objective:at the present study, relationship between phagocytosis of plga particles and combined effects of particle size and surface pegylation was investigated.  materials and methods:microspheres and nanospheres (3500 nm and 700 nm) were prepared from three types of plga polymers (non-pegylated and pegylation percents of 9% and 15%). these particles were prepared by solvent evaporation metho...

Journal: :international journal of environmental research 2014
j. sulejmanović t. muhić-šarac m. memić a. gambaro a. selović

a study of the atmospheric particulate size distribution of total suspended particulate matter(tspm) and associated heavy metals concentrations has been carried out for the urban part of sarajevo city,bosnia and herzegovina. urban particles (n=150) were collected using a high volume air sampler equippedwith a 6-stage impactor. apart from fe which has been determined by flame atomic absorption s...

2017
Yasuhide Nakamura Yuzo Nakao Takayuki Hotta Kanetoshi Oda YUKA KATO YUKA SAITO Haruka Yokota AKINA ISHIBASHI TOMOKO MORI MITSUAKI MATSUI HIROKO YAMASHINA Emi Sasagawa

O-01-01 Nutrition survey on Brazilian school children in Japan YUKA KATO O-01-02 Expected ability for globalization in the field of food and nutrition in Japan YUKA SAITO O-01-03 The carrier formation of faculty members who teach international nursing at university Haruka Yokota O-01-04 The prospect of educational program in International Health and Nursing at national nursing colleges in Japan...

Journal: :Bioorganic & medicinal chemistry letters 2008
Benoît Driesschaert Nicolas Charlier Bernard Gallez Jacqueline Marchand-Brynaert

Tetrathiatriarylmethyl radicals are attractive spin probes extensively used in biomedical magnetic resonance applications. We report a straightforward synthesis of two original tetrathiatriarylmethyl radicals incorporating, respectively, 15 and 45 fluorine atoms, and thus possessing a high affinity to fluorous media. F15T-03 and F45T-03 exhibit a single sharp EPR spectrum and their EPR line bro...

2010
Joseph A. Mason Peter M. Jacobs Richard S. B. Greene Richard S.B. Greene W. D. Nettleton

Loess grain size data used to infer transport direction or wind strength are generally derived from vigorously disaggregated samples. However, these data may not adequately represent the effective particle size distribution during loess transport, if the transported dust contained aggregates of finegrained material. Thin sections of minimally altered C and BC horizons in the late Pleistocene Pe...

2012
Z. J. Lin J. Tao F. H. Chai S. J. Fan J. H. Yue L. H. Zhu

Introduction Conclusions References

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده فیزیک 1390

in this thesis, barium ferrite nano particles were prepared by sol-gel method. their structural and magnetic properties of samples have been investigated using thermo gravimetric analysis (tg-dta), x-ray powder diffractometer (xrd), fourier transform infrared (ftir), scanning electron microscopy (sem), field emission scanning electron microscopy (fesem), ac susceptometer, vibrating sample magne...

Journal: :علوم و تکنولوژی پلیمر 0
کبری رهبر شمس کار ابراهیم علایی محبوبه سعیدی ناصر هراثی

tricalcium phosphate as hydroxyapatite is used as a suspension stabilizer in styrene polymerization process. particle size of tcp plays an essential role in the particles’ size distribution and geometrical form of polystyrene products. as the particle size of tcp is reduced, there will be much better chance to engulf the styrene particles. the higher the number of tcp particles surrounding each...

Journal: :Numerische Mathematik 1999
Harry Yserentant

A problem of all particle methods is that they produce large vacuum regions when they are applied to a free gas ow, for example. With the approach recently proposed by the author Numer. Math., in press], this diiculty can be avoided. One can let the particles adapt their size to the local state of the uid. How, is described in the present article. The diameter as an additional degree of freedom...

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