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Vijaykumar S. Jatti, Rahul B. Dhabale, Akshansh Mishra, Nitin K. Khedkar, Vinaykumar S. Jatti and Ashwini V. Jatti
The advancement in technology has attracted researchers to electric discharge machining (EDM) for providing a practical solution for overcoming the limitations of conventional machining. The current study focused on predicting the Material Removal Rate (...
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Valerii Kotok,Vadym Kovalenko
Pág. 31 - 37
Electrochromic devices are actuation elements of smart windows and allow saving the energy needed to cool the premises. Electrochemical deposition can significantly reduce the cost of electrochromic deposition.This paper discusses an electrochemical meth...
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Yu Zhou, Wu-Gui Jiang, Duo-Sheng Li and Qing-Hua Qin
The mechanical behavior of nanocomposites consisting of highly ordered nanoporous nickel (HONN) and its carbon nanotube (CNT)-reinforced composites (CNHONNs) subjected to a high temperature of 900 K is investigated via molecular dynamics (MD) simulations...
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Michael A. Zelinsky, John M. Koch and Kwo-Hsiung Young
The stationary power market, particularly telecommunications back-up (telecom) applications, is dominated by lead-acid batteries. A large percentage of telecom powerplants are housed in outdoor enclosures where valve-regulated lead-acid (VRLA) batteries ...
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Igor Forestier, Grégory Berthomé and Yves Wouters
EN-GJS-500-7 spheroidal graphite (SG) cast iron was coated with chemical Ni-P. The kinetic study reveals that the limiting step corresponds to a classical surface process, but the morphological study shows, at short times, an imperfect Ni-P coating on th...
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Kwo-Hsiung Young, Lixin Wang, Shuli Yan, Xingqun Liao, Tiejun Meng, Haoting Shen and William C. Mays
Three different methods were used to produce a-Ni(OH)2 with higher discharge capacities than the conventional ß-Ni(OH)2, specifically a batch process of co-precipitation, a continuous process of co-precipitation with a phase transfo...
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Shiuan Chang, Kwo-Hsiung Young and Yu-Ling Lien
Patent applications in the field of nickel/metal hydride (Ni/MH) batteries are reviewed to provide a solid technology background and directions for future developments. As the fourth review article in the series of investigations into intellectual proper...
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Kwo-Hsiung Young, Xiaojuan Cai and Shiuan Chang
Both the patents issued and applications filed in China regarding nickel/metal hydride (Ni/MH) battery technology are reviewed in the article. Selective works from 39 battery manufactures, 9 metal hydride alloy suppliers, 13 Ni(OH)2 suppliers,...
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V. A. Zabludovskyi,V. V. Dudkina
Pág. 262 - 265
The mask-free method for obtaining the local nickel coatings using laser radiation is developed. The parameters of local nickel coatings are calculated. The rate of electroplating process is estimated.
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Aleksey V. Zhuzhgov, Lyubov A. Isupova, Evgeny A. Suprun and Aleksandr S. Gorkusha
This study revealed an increased reactivity of centrifugally thermoactivated products of gibbsite toward aqueous solutions of nickel nitrate at room temperature as well as under hydrothermal conditions. X-ray, thermal, microscopy, adsorption and chemical...
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Vadym Kovalenko,Valerii Kotok,Alexey Sykchin,Ihor Kovalenko,Oksana Berzenina,Viktoriia Stoliarenko,Iryna Plaksiienko,Pavlo Pysarenko,Marina Samojlik
Pág. 15 - 23
Binary Ni-Co compounds, namely oxyhydroxides and cobaltates of nickel, are promising active compounds for supercapacitors. The characteristics of binary Ni-Co oxyhydroxides synthesized using the method of high-temperature two-stage synthesis with hot and...
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Vadym Kovalenko,Valerii Kotok
Pág. 6 - 12
Nickel hydroxide is widely used as the active material in chemical power sources. The formation mechanism of nickel hydroxide includes two fast phases of the formation of an initial amorphous particle and slow aging (crystallization) stage. Characteristi...
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Noshin Omar, Mohamed Daowd, Peter van den Bossche, Omar Hegazy, Jelle Smekens, Thierry Coosemans and Joeri van Mierlo
In this paper, the performances of various lithium-ion chemistries for use in plug-in hybrid electric vehicles have been investigated and compared to several other rechargeable energy storage systems technologies such as lead-acid, nickel-metal hydride a...
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Lingsong Zhang, Fansheng Meng, Na Liu, Jiasheng Zhang and Hao Xue
Copper (Cu), zinc (Zn), and nickel (Ni) are essential micronutrients for aquatic life, but they produce adverse effects on aquatic organisms when environmental concentrations exceed a certain threshold. The objective of this study was to analyze the taxo...
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Ahmad Shahedi, Ahmad Khodadadi Darban, Ahmad Jamshidi-Zanjani, Fariborz Taghipour and Mehdi Homaee
One of the new methods used to remove the contaminants from effluent is the electrocoagulation method, which is sometimes combined with other methods to increase the removal efficiency of contaminants. To simultaneously remove nickel, cyanide, zinc, and ...
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Rielle Jensen, Zoheir Farhat, Md. Aminul Islam and George Jarjoura
The lifespan of low-carbon steel petroleum pipelines can often be shortened by the erosion?corrosion damage caused by their service conditions. Applying electroless Ni-P coating is a promising option to protect the steel from the environment due to its h...
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Hoang-Lan-Anh Le, Thuan-Loc Tran, Thu-Thuy Nguyen, Tran-Lan-Khue Pham and Van-Khoa Pham
The present study aims to measure the number of cycles leading to fracture (NCF) of instruments in static and dynamic cyclic fatigue situations under body temperature in stainless steel double-curved canals. The framework was constructed to establish the...
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Yinglong Kang, Kemin Zhang and Xi Lin
Whether it is fossil energy or renewable energy, the storage, efficient use, and multi-application of energy largely depend on the research and preparation of high-performance materials. The research and development of energy storage materials with a hig...
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Min Zhu, Xiaohan Lu, Haiyan Li, Hongjun Cao and Fei Wu
In the field of aerospace, weapons and other complex assembly, there are more than 50 factors affecting the performance degradation of joint structures, among which the friction coefficient is the main factor. Nickel steel is widely used in large complex...
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Sukomol Barua, Aldona Balciunaite, Jurate Vaiciuniene, Loreta Tama?auskaite-Tama?iunaite and Eugenijus Norkus
In this work, 3D nickel-manganese (NiMn) bimetallic coatings have been studied as electrocatalysts for both hydrogen evolution reaction (HER) and oxygen evolution reaction (OER) in alkaline (1.0 M KOH) media and the HER in acidic (0.5 M H2SO4) media. The...
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