نتایج جستجو برای: polymeric membrane
تعداد نتایج: 411055 فیلتر نتایج به سال:
The unique structural features and stealth properties of a recently developed red blood cell membrane-cloaked nanoparticle (RBC-NP) platform raise curiosity over the interfacial interactions between natural cellular membranes and polymeric nanoparticle substrates. Herein, several interfacial aspects of the RBC-NPs are examined, including completeness of membrane coverage, membrane sidedness upo...
Polymer-based membranes have advanced or novel functions in the various membrane separation processes for liquid and gaseous mixtures, such as gas separation, pervaporation (PV), reverse osmosis (RO), nanofiltration (NF), ultrafiltration (UF), microfiltration (MF), other critical applications of water purification, solvent concentration, recovery [...]
Polymeric membrane ion-selective electrodes (ISEs) have been widely applied in environmental analysis. In many cases of practical relevance, however, when these sensors are complex samples, they could suffer from problems biofouling (related to microorganisms and biofilms) which may shorten the sensors’ lifetimes cause measurement errors. Herein, we describe a robust effective method endow ISE ...
Natural gas produced at high pressure (50-70 bar) is the only industrial source of helium (He). A membrane separation process may offer a more efficient production system with smaller footprint and lower operational cost than conventional cryogenic system. Inorganic membranes with high mechanical strength are known to exhibit good stability at high pressure. In this work, two inorganic membrane...
Self-assembling polymeric surfactant, mmePEG(750)P(CL-co-TMC) [monomethylether poly(ethylene glycol)(750)-poly(caprolactone-co-trimethylene carbonate)], increases drug solubility and crosses an enterocyte monolayer both in vitro and in vivo. The aims of the present work were to investigate whether mmePEG(750)P(CL-co-TMC) polymers can diffuse passively through lipid bilayer using parallel artifi...
در این تحقیق فرآیند جذب در غشاهای پلیمری به روش های مختلفی توصیف گشته است. تعادل فازی این فرایند شامل محاسبات تعادل بخار-مایع vle مایع –مایع lle و تعادل بخار- مایع-مایع می باشد. در این تحقیق به جهت مهم تر بودن vle تنها تعادل بخار-مایع در نظر گرفته شده است . در روش 1 معادلات حالت eos به مخلوط پلیمر-حلال جهت پیش بنی vle توسعه یافته. حلالها به وسیله معادله حالت prrf پنگ-رابینسون اصلاح شده به وسیله...
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