|
|
|
|
|
Gregor Tavcar and Toma? Katra?nik
The PEM fuel cell model presented in this paper is based on modelling species transport and coupling electrochemical reactions to species transport in an innovative way. Species transport is modelled by obtaining a 2D analytic solution for species concen...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sabrina Sorlini, Marco Carnevale Miino, Zdravka Lazarova and Maria Cristina Collivignarelli
Many technologies for the treatment of arsenic-containing drinking water are available, but most of them are more effective on arsenic oxidized forms. Therefore, the pre-oxidation of As3+ is necessary. The electrochemical processes represent a very promi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ingmar Bösing, Georg Marquardt and Jorg Thöming
Martensitic stainless steels are widely used materials. Their mechanical and corrosion properties are strongly influenced by their microstructure and thereby can be affected by heat treatment. In the present study, the effect of different austenitizing t...
ver más
|
|
|
|
|
|
|
|
|
|
|
Forat Yasir AlJaberi
In this study, several adsorption models were studied to predict the adsorption kinetics of turbidity on an electro-generated adsorbent throughout the electrocoagulation remediation of real groundwater. A new design for an electrocoagulation reactor cons...
ver más
|
|
|
|
|
|
|
|
|
|
|
Rostislav Rusev, Boriana Tzaneva and George Angelov
A straightforward and inexpensive electrophoretic method for obtaining environment-friendly nanocrystalline piezo layers from Rochelle salt (RS) is presented here. The electrophoretic deposition process includes the formation of nanocrystals by precipita...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ulises Martin, Jacob Ress, Juan Bosch and David M. Bastidas
Electrochemical corrosion of thermo-mechanically processed (TMP) and recrystallized Fe-30Mn-5Al-0.5C twinning-induced plasticity (TWIP) steels containing 30 wt.% Mn was studied in a 1.0 wt.% NaCl electrolyte solution. The alkaline nature of the corrosion...
ver más
|
|
|
|
|
|
|
|
|
|
|
Chin-Lung Hsieh, Po-Hong Tsai, Ning-Yih Hsu and Yong-Song Chen
All-vanadium redox flow batteries (VRFBs) are considered promising candidates for large-scale energy storage systems due to their flexible power scale design, high efficiency, deep discharge, long cycle life and environmental friendliness. The performanc...
ver más
|
|
|
|
|
|
|
|
|
|
|
Peter Kurzweil and Mikhail Shamonin
Frequency-dependent capacitance C(ω) is a rapid and reliable method for the determination of the state-of-charge (SoC) of electrochemical storage devices. The state-of-the-art of SoC monitoring using impedance spectroscopy is reviewed...
ver más
|
|
|
|
|
|
|
|
|
|
|
Mauro Francesco Sgroi, Roberto Lazzaroni, David Beljonne and Daniele Pullini
A density functional theory (DFT) study has been carried out on transition metal phosphates with olivine structure and formula LiMPO4 (M = Fe, Mn, Co, Ni) to assess their potential as cathode materials in rechargeable Li-ion batteries based on their chem...
ver más
|
|
|
|
|
|
|
|
|
|
|
Lucilene Dornelles Mello, Alexandre Kisner, Arnaldo Pereira, Lauro Tatsuo Kubota
Pág. 147 - 152
In this study, carbon-based electrodes for disposable use were constructed using the technique of optical lithography. The process consisted in the irradiation of UV light on a layer of photosensitive resin (SU-8 50) deposited on a substrate of PVC. The ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Prashant K. Jha, Gary P. Halada and Scott M. McLennan
A synthesized polymeric form of chitosan, electrochemically precipitated and photochemically modified, has been found to have significant value in removal of toxic chromate oxyanions from solution. Fourier Transform Infra-Red (FTIR), Raman and X-ray phot...
ver más
|
|
|
|
|
|
|
|
|
|
|
Prashant K. Jha, Gary P. Halada and Scott M. McLennan
A synthesized polymeric form of chitosan, electrochemically precipitated and photochemically modified, has been found to have significant value in removal of toxic chromate oxyanions from solution. Fourier Transform Infra-Red (FTIR), Raman and X-ray phot...
ver más
|
|
|
|
|
|
|
|
|
|
|
Juliana Maria Ramos Antônio, César Ricardo Teixeira Tarley, Arnaldo César Pereira
Pág. 331 - 336
The present work describes the electrochemical behavior of methylene blue and toluidine blue as electron mediators adsorbed in the multiwall carbon nanotubes paste. Based on midpoint potential and separation of cathodic and anodic peaks (?E), it was not ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Claudio Mele and Benedetto Bozzini
In this research we have fabricated and tested Au/Dy2O3 composites for applications as Solid Oxide Fuel Cell (SOFC) electrocatalysts. The material was obtained by a process involving electrodeposition of a Au-Dy alloy from a...
ver más
|
|
|
|
|
|
|
|
|
|
|
T. E. Dorohan
Pág. 199 - 205
The article is devoted to the problem of phase composition formation in molybdenum and tungsten electrodeposited alloys as well as to the comparison of data concerning the structure of alloys obtained by means of electrocrystallization and through high-r...
ver más
|
|
|
|
|
|
|
|
|
|
|
Munsu Kim, Lorena Perez-Andrade, Luke N. Brewer and Gregory W. Kubacki
This paper investigates the effect of the microstructure on the corrosion behavior of cold sprayed (CS) AA5083 compared to its wrought counterpart. It has been shown that the microstructure of CS aluminum alloys, such as AA2024, AA6061, and AA7075, affec...
ver más
|
|
|
|
|
|
|
|
|
|
|
Fani Stergioudi, Aikaterini Baxevani, Christina Florou, Nikolaos Michailidis, Evie Nessi, Athanasios I. Papadopoulos and Panagiotis Seferlis
The corrosion behavior of two stainless steels (316L and 304L) was evaluated using a CO2-loaded aqueous solution of 30 wt.% monoethanolamine (MEA) with a view to simulating corrosion related mechanisms in amine treatment procedures. Corrosion behavior wa...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jari Aromaa, Marko Kekkonen, Mehrdad Mousapour, Ari Jokilaakso and Mari Lundström
The aim of this study was to investigate the oxidation kinetics of copper at low temperatures (60 °C to 100 °C) in air by isothermal thermogravimetric analysis (TGA) and quartz crystal microbalance (QCM). The weight change in thermogravimetric tests show...
ver más
|
|
|
|
|
|
|
|
|
|
|
Bin Sun, Lei Cheng, Chong-Yang Du, Jing-Ke Zhang, Yong-Quan He and Guang-Ming Cao
The atmospheric corrosion behavior of a hot-rolled strip with four types (I?IV) of oxide scale was investigated using the accelerated wet?dry cycle corrosion test. Corrosion resistance and porosity of oxide scale were studied by potentiometric polarizati...
ver más
|
|
|
|
|
|
|
|
|
|
|
Valeria Subbotin?,Oleg S?b?l,Valery Belozerov,Alexander Subbotin,Yuliya Smyrnova
Pág. 14 - 23
The effect of electrolysis conditions with different electrolyte compositions on the growth kinetics, phase-structural state, and hardness of coatings obtained by microarc oxidation (MAO) on the D16 aluminum alloy (base ? aluminum, main impurity Cu) was ...
ver más
|
|
|
|
|
|