نتایج جستجو برای: thermogravimmetry electrochemistry

تعداد نتایج: 3961  

Journal: :inorganic chemistry research 2014
ali hossein kianfar

the vo(iv) complexes of tridentate ono schiff base ligands derived from 2- aminobenzoicacid and salicylaldehyde derivatives were synthesized and characterized by ir, uv–vis and elemental analysis. electrochemical properties of the vanadyl complexes were investigated by cyclic voltammetry. a good linear correlation was observed between the oxidation potentials and the electron-withdrawing charac...

Journal: :analytical and bioanalytical chemistry research 2014
jahan bakhsh raoof abolfazl kiani reza ojani roudabeh valiollahi

the electrochemistry of banana tissues on a carbon paste electrode modified with multi-walled carbon nanotubes (mwcnts) is presented. cyclic voltammetry is applied to investigate the direct electrochemistry of banana tissues i.e. a source of polyphenol oxidase (ppo). a redox couple with an anodic and counterpart cathodic peak is obtained. the influence of various parameters such as ph, scan rat...

2017
Bernhard Gollas

Advances in Electrochemistry! This Virtual Issue on Advances in Electrochemistry highlights the rich diversity in the exciting and dynamic field of electrochemistry.

Journal: :Analytical chemistry 2013
Stephen M Oja Marissa Wood Bo Zhang

■ CONTENTS Nanoelectrodes 473 Extraordinary Properties of Nanoelectrodes 474 Nanoelectrode Fabrication 474 Nanoskiving 475 Lithographically Patterned Nanowire Electrodeposition 475 SWNT-Templated Nanowires and MCEM 476 Voltammetry and Double Layer Effects on Nanoelectrodes 476 Effect of Electrical Double Layer 476 Nanoparticle Electrochemistry 477 Monolayer Protected Clusters 477 Stochastic Nan...

2012
KAMISAH OSMAN RIZA ATIQ ABDULLAH O.K. RAHMAT Pendidikan Sultan Idris

Interactive multimedia module with pedagogical agent (IMMPA) named EC Lab was developed in order to assist students in the learning of Electrochemistry topic. A non-equivalent pre-test post-test control group design investigation was carried out in order to gauge the effect of EC Lab on students’ understanding in the learning of Electrochemistry. Some 127 Form Four students from two secondary s...

The electrochemistry of banana tissues on a carbon paste electrode modified with multi-walled carbon nanotubes (MWCNTs) is presented. Cyclic voltammetry is applied to investigate the direct electrochemistry of banana tissues i.e. a source of polyphenol oxidase (PPO). A redox couple with an anodic and counterpart cathodic peak is obtained. The influence of various parameters such as pH,...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده علوم 1391

abstract in the present research solution of chalcopyrite in sulfuric acid in hydrometallurgy method using electrochemistry with cyclic voltammetry technique has been investigated. the value of maximum reduction peak current of copper ions represents the measure of solubility. in this research different parameters temperature, potential, potential exert time, chalcopyrite concentration, sulfur...

Journal: :Bioconjugate chemistry 2007
Alon A Gorodetsky Omar Green Eylon Yavin Jacqueline K Barton

The electrochemistry of DNA films modified with different redox probes linked to DNA through saturated and conjugated tethers was investigated. Experiments feature two redox probes bound to DNA on two surfaces: anthraquinone (AQ)-modified uridines incorporated into thiolated DNA on gold (Au) and 2,2,6,6-tetramethylpiperidine 1-oxyl (TEMPO)-modified uridines in pyrene-labeled DNA on highly orien...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2012
Allen J Bard Royce W Murray

F or this special issue of PNAS, it seems appropriate to begin with a brief commentary on the path(s) leading to where the discipline of electrochemistry is today. The papers in this issue serve as a sampling of the current themes and directions; we thank the authors for their contributions. We should also point to a nice collection of historical perspectives gathered together by Leddy et al. (...

Journal: :Proceedings of the National Academy of Sciences 2012

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