نتایج جستجو برای: emulsion liquid membrane elm

تعداد نتایج: 609945  

2008
L A Zhukova O P Aksyonova

The distinctive features of limited solubility in liquid eutectic and monotectic metallic systems have been discovered. The monodispersed emulsion model has been elaborated for a description of the specific microheterogeneous structure of eutectic melts. It includes the transitional shells (TS) at the interface boundaries having the eutectic composition and the closest packing of atoms. By mean...

2000
M. F. KEMMERE

Dispersion of liquid–liquid systems is commonly applied in industrial processes such as extraction, suspension, and emulsion polymerization. This article describes the influence of the quality of emulsification on the course and outcome of a batch-emulsion polymerization of styrene and vinyl acetate. From visualization experiments and polymerizations in combination with reaction calorimetric st...

Journal: :Optics express 2011
Damian J Gardiner Stephen M Morris Philip J W Hands Carrie Mowatt Rupert Rutledge Timothy D Wilkinson Harry J Coles

In this paper we demonstrate photonic band-edge laser emission from emulsion-based polymer dispersed liquid crystals. The lasing medium consists of dye-doped chiral nematic droplets dispersed within a polymer matrix that spontaneously align as the film dries. Such lasers can be easily formed on single substrates with no alignment layers. The system combines the self-organizing periodic structur...

Journal: :analytical and bioanalytical chemistry research 2014
fariborz momenbeik faezeh tajmir riahi

in this project, eggshell membrane was used as a solid phase extraction sorbent for extraction of morphine followed by hplc analysis. at first, raw eggshell membrane was used and then, because of low adsorption of morphine on untreated eggshell membrane (

Journal: :journal of membrane science and research 0
tadashi uragami department of chemistry and materials engineering, kansai university, suita, osaka 564-8680, japan you matsuoka department of chemistry and materials engineering, kansai university, suita, osaka 564-8680, japan takashi miyata organization for research and development of innovative science and technology, kansai university, suita, osaka 564-8680, japan

this paper focuses on the effects of the addition of an ionic liquid, 1-allyl-3-butylimidazilium bis(trifluoromethane sulfonyl)imide ([abim]tfsi), which has a high affinity for benzene, into the poly(vinyl chloride) (pvc) membrane on the pervaporation characteristics of the removal of benzene from aqueous solutions of dilute benzene. when aqueous solutions of 100~500 ppm benzene were permeated ...

Journal: :journal of membrane science and research 0
maryam takht ravanchi department of chemical engineering, amirkabir university of technology (tehran polytechnic), no. 424, hafez ave., p.o. box 15875- 4413, tehran, iran tahereh kaghazchi department of chemical engineering, amirkabir university of technology (tehran polytechnic), no. 424, hafez ave., p.o. box 15875- 4413, tehran, iran ali kargari membrane processes laboratory, department of petrochemical engineeing, amirkabir university of technology, mahshahr campus, mahshar, iran

traditional systems for olefin/paraffin separation, like low-temperature distillation, are expensive and very energy consuming, and therefore, alternative separation methods are desired. facilitated transport membranes are new tools for this separation to be substituted in large scale separation of olefin-paraffin mixtures. to design a membrane process for olefin-paraffin separation, equilibriu...

Journal: :International immunopharmacology 2014
Yuan Liu Lianyan Wang Yu Zhang Weifeng Zhang Xiaoming Chen Tingyuan Yang Zhuo Wang Guanghui Ma

Water-in-oil (W/O) emulsion is one of the best "one-shot" delivery system for antigen to generate high and durable antibody response. Here a facile method using premixed Shirasu Porous Glass (SPG) membrane emulsification technique was employed to fabricate uniform-sized emulsion and mechanical stirring was employed to prepare non-uniform-sized emulsion as control. In release kinetics studies, u...

The performance of an optimized tree-type cylindrical-shaped nanoporous fltering membrane proposed in the former study is analytically investigated for varying operational parameter values. Across the membrane thickness, this membrane has two-leveled tree-structured pores including one trunk pore and the multiple branch pores. The physical properties of the surfaces of ...

Journal: :Science 1965
C A Salemink H Rebel L C Kerling V Tchernoff

Phytotoxic material has been isolated from liquid cultures of Ceratocystis ulmi. One component of the material has been obtained in pure form and has proved to be a rather thermostable glycoprotein. This compound induced disease symptoms, similar to those produced by the fungus itself, in elm sprouits and trees.

Journal: :Archivos de la Sociedad Espanola de Oftalmologia 2015
A Valverde-Megías J Donate-López J García-Gil-de-Bernabé A Megías-Fresno J García-Feijoo

OBJECTIVE To evaluate macular morphological parameters measured by spectral domain optical coherence tomography (SD-OCT) as predictive factors of visual outcome in patients with exudative age-related macular degeneration (AMD) treated with ranibizumab. METHODS A retrospective study was conducted on 47 patients diagnosed with exudative AMD and treated with intravitreal ranibizumab for twelve m...

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