نتایج جستجو برای: plasma torche

تعداد نتایج: 354393  

Journal: :علوم 0

the experimental studies of methane conversion to higher hydrocarbons and methanol using a dielectric barrier discharge (dbd) reactor are presented in this article. the process is carried out at ambient atmospheric pressure and temperature. the dbd reactor is stimulated by an alternative voltage of 50 hz and amplitude of max.23kv. the examination of the effect of voltage and flow rates on metha...

Journal: :پژوهش فیزیک ایران 0
فرشاد صحبت زاده f. sohbatzadeh اباصلت حسین زاده کلاگر a. hossienzadeh colagar سعید میرزانژاد s. mirzanejhad سمانه مطلبی s. motallebi معصومه فرهادی m. farhadi مولود باقری m bagheri حامد معماریانی

in this paper, construction of triplet atmospheric plasma jet using argon, air, oxygen and nitrogen gases is reported. bactericidal effect of the plasma jet is also investigated. to that end, longitudinal geometric configuration for the electrodes was chosen because it would increase the jet length. electrical characteristics, jet length dependencies on the applied voltage and gas flow rate wer...

Journal: :iranian journal of microbiology 0
leila taheran department of biology, faculty of natural sciences, university of tabriz, tabriz-iran gholamreza zarrini department of biology, faculty of natural sciences, university of tabriz, tabriz-iran sirous khorram research institute for applied physics and astronomy, university of tabriz, tabriz-iran mohammad sadegh zakerhamidi research institute for applied physics and astronomy, university of tabriz, tabriz-iran

background and objectives: biomaterials are widely used in medical devices such as urinary catheters. one of the main problems associated with long term using of the urinary catheters is biofilm formation on their surfaces. many techniques have been presented to reduce the biofilm formation. one of the most revolutionary techniques allowing such surface fictionalization is plasma surface modific...

Journal: :bulletin of emergency and trauma 0
fariborz ghaffarpasand trauma research center, shiraz university of medical sciences, shiraz, iran. maryam dehghankhalili health policy research center, shiraz university of medical sciences, shiraz, iran. mostafa shahrezaei department of orthopedic surgery, aja university of medical sciences, tehran, iran.

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پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم پایه 1392

از دلایل توسعه پذیر بودن روشهای رسوب بخار شیمیایی (cvd) ، می توان به توان تولید لایه هایی با تنوع زیاد، به صورت فلز و هم چنین نیمه رسانا و نیز لایه هایی با ترکیبات آلی و غیر آلی و دارای خواص مطلوب را اشاره کرد.در این پروژه دو روش کلی زدایش یا همان سونش خشک و تر مقایسه شده است چرا که صنایع الکترونیک نیازمند روش جدیدی می باشند که علاوه بر اینکه میزان آلودگی آن کم باشد به محیط زیست نیز آسیب نرساند...

Journal: :Enfermedades infecciosas y microbiologia clinica 2010
Sergi César Aitana García Ester Parada Antoni Soriano

reaction during Tuberculosis treatment in HIV–seronegative patients. Clin Infect Dis. 2006;42:893–5. 4. Cheng V, Ho P, Lee R, Chan KS, Chan KK, Woo PC, et al. Clinical spectrum of paradoxical deterioration during antituberculosis therapy in non HIV-infected patients. Eur J Clin Microbiol Infect Dis. 2002;21:803–9. 5. Hawkey CR, Yap T, Pereira J, Moore DA, Davidson RN, Pasvol G, et al. Character...

Journal: :iranian journal of pharmaceutical research 0
sm foroutan afshin zarghi a shafaati

a simple, rapid and sensitive high-performance liquid chromatographic (hplc) method for the determination of risperidone in human plasma was developed. an hplc system based on a nucleosil c8 column (150?4 mm) and a uv detector (?= 280 nm) were used. a mixture of sodium dihydrogen phosphate buffer-acetonitrile (55:45, v/v) adjusted to ph 6.0 at a flow rate of 1.5 ml min-1 was used as mobile phas...

Journal: :iranian journal of basic medical sciences 0
seyed morteza tayebi department of physical education and sport sciences, young researchers club, ayatollah amoli islamic azad university, amol, iran abbass ghanbari niaki department of physical education and sport sciences of mazandaran university, babolsar, iran parichehr hanachi faculty of basic sciences, biology department, biochemistry unit, alzahara university, tehran, iran fatemeh ghorban-alizadeh ghaziani department of physical education and sport sciences, young researchers club, ayatollah amoli islamic azad university, amol, iran

objective(s) the purpose of the present study was to evaluate the effect of ramadan fasting and weight-lifting training on plasma volume, glucose, and lipids profile of male weight-lifter. materials and methods forty male weight-lifters were recruited and divided into 4 groups (n=10 each) and as the following groups: control (c), fasting (f), training (t) and fasting-training (f-t). the t and f...

Journal: :Cerebrovascular diseases 2007
Levent Güngör Musa Kazim Onar

312 References 1 Saver JL, Easton JD: Dissection and trauma of cervicocerebral arteries; in Barnett HJM, Mohr JP, Stein BM, Yatsu FM (eds): Stroke: Pathophysiology, Diagnosis and Management. New York, Churchill Livingstone, 1988, pp 769–786. 2 Toyoda K, Imamura T, Saku Y, et al: Medial medullary infarction: analysis of eleven patients. Neurology 1996; 47: 1141–1147. 3 Bassetti C, Bogousslavsky ...

Journal: :iranian journal of blood and cancer 0
mousavi hosseini k nikougoftar zarif m

background: plasminogen is one of the compounds derived from human plasma. activation of plasminogen produces plasmin. plasmin is able to lyse fibrinogen, fibrin, and some other human plasma proteins. the aim of the present work was to study the separation of human plasminogen by affinity chromatography using gel lysine sepharose. materials and methods: normal human plasma was used as the start...

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