نتایج جستجو برای: electrodialysis ed

تعداد نتایج: 59279  

Journal: :IOP Conference Series: Materials Science and Engineering 2020

Journal: :Water Resources and Industry 2021

Journal: :Chimica techno acta 2021

An urgent task is the development of new resource-saving technologies for deep processing wastes from hydrometallurgical industry purpose their reuse. Membrane make it possible to create closed technological cycles with reuse recovered components in production, which allows solving many environmental problems. At Abinsk Electric Steel Works Ltd. (Russia), during production copper-coated steel w...

ژورنال: :journal of dental school, shahid beheshti university of medical sciences 0
ابراهیم امین صالحی ebrahim amin salehi dental school, islamic azad university, tehran-iran ([email protected] )دانشکده دندانپزشکی، دانشگاه آزاد اسلامی واحد تهران امیر قاسمی amir ghassemi dental school, shaheed beheshti university of medical sciences, tehran-iran.دانشکده دندانپزشکی، دانشگاه علوم پزشکی شهید بهشتی سپیده بانوا sepideh banava dental school, islamic azad university, tehran-iran.دانشکده دندانپزشکی، دانشگاه آزاد اسلامی واحد تهران علی تهرانی راد ali tehranirad

سابقه و هدف: تطابق رنگ یکی از مهمترین عوامل در دندانپزشکی زیبایی می باشد، بنابراین مطالعه حاضر با هدف ارزیابی اثر پلی مریزاسیون بر تغییر رنگ کامپوزیت صورت پذیرفت. مواد و روشها: برای این تحقیق تجربی آزمایشگاهی، 60 استوانه از 6 کامپوزیت مختلف (tetric ceram، z 100، point z1، charisma، glacier، clearfilst) با قطر 3 میلیمتر و ضخامت 2 میلمیتر ساخته شدند. در یک اتاق تاریک، یک لام شیشه ای زیر نمونه قرا...

Journal: :Revista de psiquiatria y salud mental 2014
J Javier Meana Luis F Callado Benito Morentin

a Departamento de Farmacología, Universidad del País Vasco/Euskal Herriko Unibertsitatea, UPV/EHU, Leioa, Bizkaia, Spain b Centro de Investigación Biomédica en Red de Salud Mental (CIBERSAM), Spain c Instituto de Investigación Biocruces, Baracaldo, Bizkaia, Spain d Departamento de Especialidades Médico-Quirúrgicas, Universidad del País Vasco/Euskal Herriko Unibertsitatea, UPV/EHU, Leioa, Bizkai...

Journal: :Revista peruana de medicina experimental y salud publica 2014
Laura Estrella Carlos Castañeda Juvenal Sánchez Mayer Zaharia

1 Comité Institucional de Ética en Investigación, Instituto Nacional de Enfermedades Neoplásicas. Lima, Perú. 2 Departamento de Oncología Médica, Departamento de Investigación, Instituto Nacional de Enfermedades Neoplásicas. Lima, Perú. 3 Liga Peruana de Lucha contra el Cáncer. Lima, Perú. 4 Radioncología, AUNA. Lima, Perú. a Químico farmacéutico; b Médico oncólogo clínico, magíster en Genética...

2006
Jörg Henning Balster

Membrane reactors are currently under extensive research and development. Hardly any concept however is realized yet in practice. Frequently, forgotten as membrane reactors are electro-catalyic membrane reactors where electrodes perform chemical conversations and membranes separate the locations of conversion. In this chapter we extensively describe a technology where the membrane itself is cat...

Journal: :Environmental science & technology 2011
Younggy Kim Bruce E Logan

A microbial desalination cell (MDC) is a new approach for desalinating water based on using the electrical current generated by exoelectrogenic bacteria. Previously developed MDCs have used only one or two desalination chambers with substantial internal resistance, and used low salinity catholytes containing a buffered or acid solution. Here we show that substantially improved MDC performance c...

2000
N. A. Mishchuk F. Gonzalez-Caballero

Electrodialysis is an effective method of water desalination. However, the efficiency of the method is limited by the concentration polarization of the ion-exchange membranes. Applying an electric field with special pulse characteristics can diminish the effect of the concentration polarization. A theoretical analysis is carried out for galvanostatic and potentiostatic pulse regimes. The time d...

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