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Xin Ma, Lei Zheng, Zifu Li, Lingling Zhang, Shikun Cheng and Xuemei Wang
This study explored the nitrate reduction by Al-Fe alloy. The nitrate conversions of fresh, 30-day and 90-day alloys were 78.1%, 42.8% and 9.5%, respectively. Water activation promoted the reducing ability of the alloy (98% nitrate removal), which was hi...
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Jung-Gil Yun, Jae-Hyeong Lee, Sung-Yun Kwak and Chung-Yun Kang
In order to reduce the intermetallic compounds formed during the application of an Al?7Ni wt % hot-dip multifunctional coating on boron steel, developed for Tailor Welded Blanks (TWB) and hot stamping, 2?6 wt % Si was added to the coating to change the r...
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Muhammad Ali Abro and Dong Bok Lee
The 9Cr-1Mo steel (ASTM P91) was hot-dip aluminized, and its microstructural changes during oxidation were studied. Before oxidation, the coating consisted of (Al-rich topcoat containing a small amount of Al5Fe2 and Al13Fe4)/(Al13Fe4-rich, Al13Fe4-contai...
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Do Nam Binh, Nguyen Thi Hoang Oanh and Nguyen Hoang Viet
In this paper, the influence of mechanical milling on the microstructural evolution and magnetic properties of Al82Fe14Ni4 alloys prepared by mechanical alloying is investigated. The elemental powder mixture was processed under argon gas at 250 rpm and 3...
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Núria Cinca, Slawomir Cygan, Cezary Senderowski, Lucyna Jaworska, Sergi Dosta, Irene G. Cano and Josep M. Guilemany
The medium and high temperature tribological behavior of different iron aluminide thermal spray coatings was investigated. Several powders synthesized through different routes (ball milling, self-decomposition, and self-propagating high-temperature sinte...
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Dongik Shin, Jeong-Yong Lee, Hoejun Heo and Chung-Yun Kang
Microstructural evolution and formation mechanism of reaction layer for 22MnB5 steel hot-dipped in Al–10Si (in wt %) alloy was investigated. The microstructural identification of the reaction layer was characterized via transmission electron micros...
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C. Fredes, G. Montenegro
Pág. 50 - 58
Forty seven honeys collected between IV and X Administrative Region of Chile, were studied to determine the presence of the following 11 trace elements Al, Cd, Co, Cr, Cu, Fe, Mn, Ni, Pb, Sr and Zn. Two different methods based on different types of organ...
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Ali Maru, Ahmed Osumanu Haruna, Audrey Asap, Nik Muhamad Abd. Majid, Nathaniel Maikol and Alicia Vanessa Jeffary
Authors are encouraged to provide a concise description of the specific application or a potential application of the work. This section is not mandatory.
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Sung-Yun Kwak, Jung-Gil Yun, Jae-Hyeong Lee, Dong-Ik Shin and Chung-Yun Kang
In laser welding and hot stamping Al-Si-coated boron steel, there is a problem that the strength of the joint is lowered due to ferrite formation in the fusion zone. The purpose of this study is to develop an Al-7 wt.% Mn hot-dip coating in which Mn, an ...
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Sung-Yun Kwak, Jung-Gil Yun, Jae-Hyeong Lee, Dong-Ik Shin and Chung-Yun Kang
In laser welding and hot stamping Al-Si-coated boron steel, there is a problem that the strength of the joint is lowered due to ferrite formation in the fusion zone. The purpose of this study is to develop an Al-7 wt.% Mn hot-dip coating in which Mn, an ...
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Wu Qin, Changfeng Lin, Jianye Wang, Xianbin Xiao, Changqing Dong and Li Wei
In this work, experiments were performed to investigate the activity and regeneration ability of iron-based oxygen carrier with high index facet (104) during chemical looping combustion (CLC), suggesting that morphological control of the oxygen carrier i...
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AHMED MOHAMED TAHER, IBRAHIM OMAR SAEED
Pág. Page:44 - 49Abstract
In this study estimation some heavy metals (Fe, Ni, and Co) in soil and Phragmites australis plant in Fatha and Qayyarah areas in Salah Al-Din Governorate- Iraq. The results indicated the mean concentration of heavy metals was high in the far soils from ...
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AHMED MOHAMED TAHER, IBRAHIM OMAR SAEED
Pág. Page:44 - 49Abstract
In this study estimation some heavy metals (Fe, Ni, and Co) in soil and Phragmites australis plant in Fatha and Qayyarah areas in Salah Al-Din Governorate- Iraq. The results indicated the mean concentration of heavy metals was high in the far soils from ...
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Gabriella B. Kiss and Federica Zaccarini
Titanite in submarine mafic magmatic rocks of Neotethyan origin was studied to reveal its possible use as an indicator mineral of modern Cyprus-type VMS deposits. Four ore deposit bearing (mineralized) and eight barren (unmineralized) Triassic?Jurassic l...
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Liudmila L. Demina, Ekaterina A. Novichkova, Alexander P. Lisitzin and Nina V. Kozina
A multiproxy study of the sediment cores taken from the Snorri Drift, formed under the influence of the Iceland?Scotland bottom contour current, and from the Gloria Drift, located southward Greenland at the boundary of Irminger and Labrador Seas, was per...
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Tan Dang, Petra Marschner, Rob Fitzpatrick and Luke M. Mosley
Biochar can retain large amounts of protons and metals in the drainage water from acid sulfate soils and mine sites. Metal sorption can, however, be influenced by many factors, such as pH and metal composition. This study investigated proton, Al, and Fe ...
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Bolatbek Khussain, Alexandr Brodskiy, Alexandr Sass, Vladimir Yaskevich, Irina Shlygina, Kenzhegul Rakhmetova, Svetlana Tungatarova and Atabek Khussain
Iron and chromium based alloys have found wide application in various fields of science and technology. A primary carrier based on Fe-Cr-Al alloy is used in block catalysts for high-temperature hydrocarbon conversion, in production of block metal catalys...
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Qiuwan Shen, Zicheng Shao, Shian Li, Guogang Yang, Jinliang Yuan and Xinxiang Pan
An effective approach for reducing CO2 emissions from marine exhaust is adopting oxyfuel combustion technology. A series of B-site doped BaCo0.8B0.2O3-d (B=Ce, Al, Fe, Cu) perovskites as novel oxygen carrier applications were prepared by the sol-gel meth...
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José Ignacio Allevi,Adrián Carlos Alfredo Carbonetti,Paula María Sedrán
Pág. 295 - 322
El trabajo analiza una serie de recursos administrativos presentados ante las autoridades de la provincia de Santa Fe bien por los médicos diplomados para denunciar el ejercicio ilegalde la medicina ?curanderismo?, bien por los vecinos para solicitar se ...
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G. Galindo, E. Barros, M. Escudey
Pág. 135 - 147
Comparación de los contenidos de diversas formas de Al activo y Fe activo en andisoles chilenos determinados y estimados por diferentes laboratorios
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