نتایج جستجو برای: electrolysis method

تعداد نتایج: 1634431  

Journal: :BMC Gastroenterology 2001
Beverley G Fosh Jonathon Guy Finch Adrian A Anthony Michael Texler Guy J Maddern

BACKGROUND Pancreatic cancer is a biologically aggressive disease with less than 20% of patients suitable for a "curative" surgical resection. This, combined with the poor 5-year survival indicates that effective palliative methods for symptom relief are required. Currently there are no ablative techniques to treat pancreatic cancer in clinical use. Tissue electrolysis is the delivery of a dire...

ژورنال: سلامت و محیط زیست 2011
جنیدی جعفری, احمد, ختایی, علیرضا, رضایی, عباس, کاشی, گیتی,

Background and objective: The conventional chemical and physical methods for water disinfection include the application of ultraviolet (UV), chlorination, and ozonation. Water disinfection by electrochemical methods has been increasingly carried out recently. The goal of this applied - analytical research is to investigate the removal of E. coli bacteria, as the index of water microbial contami...

Ali Ashrafi NasrAbadi Alireza Aghababaei Samani Amir Peyman Soleymani Rasoul Khayyam Nekouei, Saeed Akhavan

This paper presents a methodology, based on the taguchi parameter design approach, for the optimization of process parameters for bismuth recovery from aqueous solutions. The process parameters considered are [Bi3+], [NaCl], temperature, and cathodic current density. In addition, cell voltage and current efficiency as two responses have been considered. An orthogonal array L9, the signal-to-noi...

Azam Pirkarami, Leila Fereidooni, R. Khalilnezhad

This experiment is an investigation of used cooking oil as a sustainable and renewable resource for methyl ester production. with more than 95.5% production yield, thermally activated hydrated cement has been carefully discussed as a catalyst in the transesterification of used cooking oil into methyl ester to use waste cement as a heterogeneous catalyst for methyl ester production through elect...

Journal: :Environmental science & technology 2008
Bruce E Logan Douglas Call Shaoan Cheng Hubertus V M Hamelers Tom H J A Sleutels Adriaan W Jeremiasse René A Rozendal

The use of electrochemically active bacteria to break down organic matter, combined with the addition of a small voltage (> 0.2 V in practice) in specially designed microbial electrolysis cells (MECs), can result in a high yield of hydrogen gas. While microbial electrolysis was invented only a few years ago, rapid developments have led to hydrogen yields approaching 100%, energy yields based on...

Journal: :Chemical reviews 2008
Jun-ichi Yoshida Kazuhide Kataoka Roberto Horcajada Aiichiro Nagaki

4.2. Solid-Supported Electrolytes 2280 4.3. Solid-Supported Mediators 2282 4.4. Supported Substrate-Product Capture 2283 4.5. A Unique Electrolyte/Solvent System 2285 5. Reaction Conditions 2285 5.1. Supercritical Fluids 2285 5.1.1. Electrochemical Properties of scCO2 2285 5.1.2. Electroreductive Carboxylation in scCO2 2286 5.1.3. Electrochemical Polymerization in scCO2 2286 5.2. The Cation-Poo...

Journal: :Nanotechnology 2006
C Pang Y-C Tai J W Burdick R A Andersen

This work presents a new electrolysis-based microelectromechanical systems (MEMS) diaphragm actuator. Electrolysis is a technique for converting electrical energy to pneumatic energy. Theoretically electrolysis can achieve a strain of 136 000% and is capable of generating a pressure above 200 MPa. Electrolysis actuators require modest electrical power and produce minimal heat. Due to the large ...

Journal: :Journal of microbiological methods 2004
Norihito Nakajima Takashi Nakano Fumiue Harada Hiromasa Taniguchi Isao Yokoyama Jun Hirose Eriko Daikoku Kouichi Sano

Tap water is one of the causative factors of hospital infections. We examined the disinfective potential of electrolysis and mechanism of disinfection, and clarified the disinfective effect of electrolysis on tap water contaminated with bacteria, and discussed its clinical applications. Tap waters artificially contaminated with Pseudomonas aeruginosa, Escherichia coli, Legionella pneumophila, a...

2003
M. H. MILES

These experiments were designed to give the dynamic electrolysis conditions of fluidized beds by the use of small palladium particles. Both direct current electrolysis and pulse power electrolysis methods were used in this study. The excess power observed was 90 mW for direct current electrolysis in D2O + 0.1 M LiOD (I=0.300 to 0.400 A). For pulse electrolysis (pulse width 1.0 μs, pulse frequen...

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