|
|
|
|
|
Ahmed S. Eisa, Peter Sabol, Kamilia M. Khamis and Ahmed A. Attia
Geopolymer concrete is concrete made from industrial materials, such as fly ash, GGBS, silica fume, and metakaolin, used as a cement alternative. In this study, geopolymer concrete will be based on fly ash as a binder material, alkaline activators of sod...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ying Yu, Yuxin Zuo, Zhonghao Zhang, Lei Wu, Chuanlong Ning and Chuncheng Zuo
The severe corrosion accompanied with hydrogen evolution reaction has become the main obstacle restricting the utilization of zinc as an electrode in alkaline batteries. Al2O3 coating helps control the corrosion of zinc in alkaline solution. Herein, a st...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ning Li, Weizeng Chen, Lirong Lu and Chenghui Gao
The polycrystalline Ni–Mo–La composite coating was obtained by electrodeposition through the addition of La3+ ions into Ni, Mo ions main salt weak alkaline solution. The obtained composite contain 0.92 at.% La. According to the law of ionic a...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ary Setyadi,Priyanggara Siddhi Permana
Health is important for every society due to perform daily activities necessary condition of a healthy body in order to do something anything can running optimally. One way to get a healthy body condition is to keep eat and drink. Alkaline water is the t...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yanlei Wang, Wanxin Zhu, Xue Zhang, Gaochuang Cai and Baolin Wan
This paper first presented an experimental study on water absorption and tensile properties of basalt fiber-reinforced polymer (BFRP) laminates with different specimen thicknesses (i.e., 1, 2, and 4 mm) subjected to 60 °C deionized water or alkaline solu...
ver más
|
|
|
|
|
|
|
|
|
|
|
Israel Ruiz Salmón, Nicolas Cambier and Patricia Luis
A comparison between a traditional packed column and a novel membrane contactor used for CO2 absorption with carbonate production is addressed in this paper. Membrane technology is generally characterized by a lower energy consumption, it offers an indep...
ver más
|
|
|
|
|
|
|
|
|
|
|
Valeria Subbotin?,Oleg S?b?l,Valery Belozerov,Ubeidulla F. Al-Qawabeha,Taha A. Tabaza,Safwan Moh`d Al-Qawabah,Valentin Shnayder
Pág. 6 - 14
The influence of electrolysis conditions at different electrolyte compositions on the phase formation and properties of coatings obtained by microarc oxidation (MAO) on an aluminum alloy AMg6 was studied. For electrolysis, three types of electrolytes wer...
ver más
|
|
|
|
|
|
|
|
|
|
|
Antoni Antoni,Stacia Dwi Shenjaya,Maria Lupita,Samuel Santosa,David Wiyono,Djwantoro Hardjito
Pág. 94 - 100
Circulating fluidized bed combustion (CFBC) is a newer type of burner that employ a circulating process to burn fuel effectively. CFBC burning process is gaining more popularity due to its compact size, high efficiency and lower burning temperature compa...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sahdan N. F.
Pág. 42
The application of palm kernel shell (PKS) as current solid fuel for combustion process produce some pollutants to the environment such as sulphur oxide and nitrogen oxide. Therefore, the high concentrated pollution can be overcome by reducing or removin...
ver más
|
|
|
|
|
|
|
|
|
|
|
Vyacheslav Troyan,Nadiia Sova
Pág. 13 - 19
The paper reports results of examining the influence of modifier admixtures on the corrosion resistance of concrete for reinforced concrete sleepers based on the criteria of electric resistance, resistance to alkaline corrosion and corrosion due to the c...
ver más
|
|
|
|
|
|
|
|
|
|
|
Kort Bremer, Lourdes S. M. Alwis, Yulong Zheng, Frank Weigand, Michael Kuhne, Reinhard Helbig and Bernhard Roth
The paper presents an investigation into the durability of functionalized carbon structures (FCS) in a highly alkaline concrete environment. First, the suitability of optical fibers with different coatings?i.e., acrylate, polyimide, or carbon?for the FCS...
ver más
|
|
|
|
|
|
|
|
|
|
|
Barbara Liguori, Ilaria Capasso, Marco De Pertis, Claudio Ferone and Raffaele Cioffi
The extent of the dissolution of aluminosilicate compounds is crucial, since the amount of Si and Al initially dissolved is essential for the following polycondensation and can strongly influence physical and mechanical performances of the final product....
ver más
|
|
|
|
|
|
|
|
|
|
|
Wen-Shen Ran, Li Niu, Yang Wang, Nan Lin, Guo-Wei Feng and Hui-Qing Lan
In recent years, polyethylene (PE) pipes have been widely utilized for urban natural gas transmission. However, as the use of high-density polyethylene (HDPE) pipes increases, their service life and long-term performance assessment have become one of the...
ver más
|
|
|
|
|
|
|
|
|
|
|
Natalia Kozhukhova, Marina Kozhukhova, Anastasia Teslya and Ivan Nikulin
Geopolymers represent a new class of inorganic materials that have great potential for practical application due to the properties of used raw materials, as well as the peculiarities of the cementitious matrix structure formed during the geopolymerizatio...
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
|
|
|
|
|
|
|
|
|
|
|
Chiara Concetta Siciliano, Van Minh Dinh, Paolo Canu, Jyri-Pekka Mikkola and Santosh Govind Khokarale
In this study, glutaraldehyde cross-linked chitosan support, as well as the catalysts obtained after loading Ag metal (Ag/Chitosan), were synthesised and applied for adsorption and reduction of phenol red dye in an aqueous solution. The Ag/chitosan catal...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sherrine Aruldass
Pág. 10
Polyvinyl Alcohol (PVA) is a biodegradable resemblance of natural polymers which is easily degraded by the biological organisms. PVA have established noteworthy applications in several industries. PVA is essentially synthesized via hydrolysis of Polyviny...
ver más
|
|
|
|
|
|
|
|
|
|
|
Liping Xu, Jinbing Song, Xiaofeng Zhang, Changguang Deng, Min Liu and Kesong Zhou
There is an urgent need to improve the corrosion resistance of WC-based cermet coatings in different corrosive environments. The main objective of this work was to investigate the microstructure and evaluate the corrosion resistance in neutral, acidic, a...
ver más
|
|
|
|
|
|
|
|
|
|
|
Maria Economou-Eliopoulos, Ifigeneia Megremi, Cathy Atsarou, Christina Theodoratou and Charalambos Vasilatos
The investigation of the contamination in soil, plants and groundwater revealed a spatial evolution, with an increasing trend in the Cr, Fe, Ni, Mn and Co contents in soils from the Assopos to Thiva basin, followed by C. Evia and Ni-laterite deposits, su...
ver más
|
|
|
|
|
|
|
|
|
|
|
Karla Y. Mora-Bonilla, Iván F. Macías-Quiroga, Nancy R. Sanabria-González and María T. Dávila-Arias
The present study investigated the degradation of an aqueous Allura Red AC (AR?AC) solution by activating hydrogen peroxide with bicarbonate using cobalt ion (Co2+) as the catalyst. Four independent variables (H2O2, NaHCO3, Co2+, and dye concentrations) ...
ver más
|
|
|
|
|
|