نتایج جستجو برای: pseudoplastic fluid

تعداد نتایج: 220563  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده فنی 1393

انجام عملیات شکست هیدرولیکی سهم قابل توجهی در افزایش تولید نفت و گاز در دنیا داشته است. اگرچه بیش از 60 سال است که در صنعت نفت دنیا شکست هیدرولیکی با موفقیت اجرا می شود، اما در ایران گزارشی از اجرای موفق این عملیات ارایه نشده است. همین امر لزوم توجه هر چه بیشتر دانشمندان ایرانی به این مهم را آشکارتر می سازد. در مدل ایجاد شده توسط نرم افزار آباکوس، مدل سازی چاه به صورت استوانه ای درون بلوک سه ب...

Journal: :Journal of biomedical research & environmental sciences 2023

Background: Differences among the Available Hyaluronic (HA) gels are relevant to clinical practice as HA physicochemical characteristics guide cosmetic indications. Besides, literature still needs more information about correlation between gel’s behavior through their rheologic parameters and Objectives: We aim evaluate rheological properties of three with high concentrations HA, e.p.t.q. S100®...

Journal: :Journal of food science 2010
Huaixia Yin Jianing Pu Yuting Wan Bob Xiang Peter J Bechtel Subramaniam Sathivel

Catfish skin is an abundant and underutilized resource that can be used as a unique protein source to make fish skin protein hydrolysates. The objectives of this study were to isolate soluble and insoluble proteins from hydrolyzed catfish skin, study the rheological and functional properties of the protein hydrolysates, and evaluate the properties of emulsions made from the protein powders. Fre...

Journal: :Molecules 2016
Giovana Aparecida de Souza Cintra Larissa Alvarenga Pinto Giovana Maria Fioramonti Calixto Christiane Pienna Soares Eliete de Souza Von Zuben Maria Virgínia Scarpa Maria Palmira Daflon Gremião Marlus Chorilli

Methotrexate (MTX) is an immunosuppressive drug for systemic use in the treatment of skin diseases, however, MTX presents a number of side effects, such as hepatotoxicity. To overcome this limitation, this study developed skin MTX delivery surfactant systems, such as a microemulsion (ME) and a liquid crystalline system (LCS), consisting of a glycol copolymer-based silicone fluid (SFGC) as oil p...

2010
K. Kesavan G. Nath JK. Pandit

BACKGROUND AND THE PURPOSE OF THE STUDY The poor bioavailability and therapeutic response exhibited by the conventional ophthalmic solutions due to precorneal elimination of the drug may be overcome by the use of mucoadhesive in situ gel forming systems that are instilled as drops into the eye and undergo a sol-gel transition in the cul-de-sac and have good mucoadhesion with ocular mucus layers...

2017
Bruno Fonseca-Santos Cínthia Yuka Satake Giovana Maria Fioramonti Calixto Aline Martins dos Santos Marlus Chorilli

Resveratrol (Res) is a common phytoalexin present in a few edible materials, such as grape skin, peanuts, and red wine. Evidence has shown the beneficial effects of Res on human health, which may be attributed to its anti-inflammatory activity. However, the poor aqueous solubility of Res limits its therapeutic effectiveness. Therefore, the use of nanostructured delivery systems for Res, such as...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1391

دست یابی به سیل ایده آل در ترمیم های کامپوزیتی یکی از مهمترین اهداف دندانپزشکی ترمیمی در سالهای اخیر بوده است. بررسی نفوذ رنگ رایج ترین شیوه مطالعه ریز نشت است. این روش از ارزیابی سه بعدی حساسیت کمتری دارد. به دلیل فقدان مطالعات ارزیابی ریزنشت کامپوزیت ها به روشfluid filtration در دندان های شیری، در این تحقیق بر آن شدیم تا میزان ریزنشت باندینگهایself etch و total etchرا در دندان های شیری به روش...

2014
Maira Rubi Segura-Campos Norma Ciau-Solís Gabriel Rosado-Rubio Luis Chel-Guerrero David Betancur-Ancona

Chia (Salvia hispanica L.) constitutes a potential alternative raw material and ingredient in food industry applications due to its dietary fiber content. Gum can be extracted from its dietary fiber fractions for use as an additive to control viscosity, stability, texture, and consistency in food systems. The gum extracted from chia seeds was characterized to determine their quality and potenti...

2014
Gisela Bevilacqua Rolfsen Ferreira da Silva Maria Virginia Scarpa Gustavo Rossanezi Eryvaldo Socrates Tabosa do Egito Anselmo Gomes de Oliveira

Microemulsions (MEs) are colloidal systems that can be used for drug-delivery and drug-targeting purposes. These systems are able to incorporate drugs modifying bioavailability and stability and reducing toxic effects. The jasmonate compounds belong to a group of plant stress hormones, and the jasmonic acid and its methyl ester derivative have been described as having anticancer activity. Howev...

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