نتایج جستجو برای: ion gelation technique

تعداد نتایج: 808265  

2015
Francesca D'Autilia Paolo Bianchini Giuseppe Vicidomini Ranieri Bizzarri Donatella Bulone Alberto Diaspro

1 Nanoscopy, Istituto Italiano di Tecnologia, Via Morego 30, 16163, Genova, Italy 2 Dept. Of Physics, University of Genoa, Via Dodecaneso 33, 16146, Genova, Italy 3 Nikon Imaging Center @IIT, Istituto Italiano di Tecnologia, Via Morego 30, 16163, Genova, Italy 4 NEST, Scuola Normale Superiore and Istituto Nanoscienze CNR, Piazza San Silvestro 12, I-56127 Pisa, Italy 5 CNR Istituto di Biofisica ...

Journal: :Journal of oral rehabilitation 2001
H Murata T Hamada Harshini K Toki H Nikawa

The clinical effectiveness of tissue conditioners is influenced by their gelation characteristics and viscoelastic properties after gelation. The purpose of this study was to evaluate the effect of addition of ethyl alcohol (EtOH) on these properties, and to compare the effect of EtOH with that of the powder/liquid (P/L) ratio. Three tissue conditioners were used in this study. The gelation tim...

2012
Hixson Crowell

Diclofenac sodium is a non-steroidal anti-inflammatory drug used in the treatment of arthritis. Treatment with NSAIDs is observed to have gastro intestinal side effects and the formulation of Diclofenac sodium using biodegradable and biocompatible polymer in the form of microspheres is expected to decrease GI side effects. In the present study, different microsphere formulations of Diclofenac S...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1390

abstract ion selective electrodes (ises) are electrochemical sensors that respond selectivity to the activity of ionic species. an ion-selective electrode is an electrochemical device that uses a thin selective membrane or film as the recognition element, and is an electrochemical half-cell equivalent to other half-cells of the zeroth (inert metal in a redox electrolyte). in common methods o...

Journal: :Science 1987
A Mozzarelli J Hofrichter W A Eaton

A laser photolysis technique has been developed to assess the quantitative significance of the delay time of hemoglobin S gelation to the pathophysiology of sickle cell disease. Changes in the saturation of hemoglobin S with carbon monoxide produced by varying the intensity of a photolytic laser beam were used to simulate changes in the saturation of oxyhemoglobin S produced by variations in ox...

A Pardakhty F Hassanzadeh P Khazaeli

Microencapsulation has become a common technique in the production of controlled release dosage forms. Many results have been reported, concerning the use of alginate beads as controlled release drug formulations. Alginate has a unique gel-forming property in the presence of multivalent cations, in an aqueous medium. Ibuprofen is an excellent analgesic and antipyretic, non-steroidal anti-inflam...

Extensive application of silica nanoparticles (SNPs) in various industrial products has led to the development of silica extraction methodologies out of various waste products. Rice husk is an agricultural waste with a high content of amorphous silica. However, the presence of metal ion impurities and unburned carbon in the rice husk content may present an adverse effect on product color and pu...

2012
S. Sahu A. Chourasia A. Toppo A. Asati

The development of oral sustained or controlled release dosage form of captopril has been an interested topic of research for a long period of time. Difficulties encountered on the fact that the drug is freely water soluble. Such drug is difficult to be delivered orally in a sustained or controlled release manner and, Due to its effectiveness and intensive use as a drug of choice in the treatme...

Journal: :environmental studies of persian gulf 2015
farshid ghorbani ali mohammad sanati maryam maleki

extensive application of silica nanoparticles (snps) in various industrial products has led to the development of silica extraction methodologies out of various waste products. rice husk is an agricultural waste with a high content of amorphous silica. however, the presence of metal ion impurities and unburned carbon in the rice husk content may present an adverse effect on product color and pu...

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