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Online since: July 2011
Authors: Yu Chao Tang, Xian Huai Huang, Chang Nian Wu, Li Hua Tang, Li Ping Xue, Fa Kang Pan
Characterization and Photocatalytic Activity of N/TiO2 Prepared by a Mechanochemica1 Method Using Various Nitrogenous Compounds Yuchao Tang1,2a*, Xianhuai Huang1b, Changnian Wu1,2c*,Lihua Tang1,2, Liping Xue1, Fakang Pan1 1 Laboratory of Water Pollution Control and Wastewater Reuse, Department of Environmental Engineering, Anhui University of Architecture, Hefei, 230022, P R China 2 School of Chemistry and Materials Science, University of Science and Technology of China, Hefei, 230026, P R China *Corresponding author. a tangyc@aiai.edu.cn, bxhhuang2@gmail.com, ccnwu@aiai.edu.cn Keywords: TiO2, Mechanochemica1; Nitrogen-doped; Photocatalyst; Nitrogenous compound Abstract.
Experimental 2.1 Materials and methods TiO2 (CP) was purchased from Shanghai Qianjin Chemical Reagent Company, China.
The titanium dioxide was used as a raw material.
Solar Energy Materials & Solar Cells , 2005, 88: 269-280 [5].
Materials, 2005, 6: 143-148 [8].
Online since: February 2018
Authors: Yan Dong Wang, Ryota Arakida, Iathong Chan, Tatsuya Nakano, Yuji Koetaka
Cyclic Behavior of Panel Zone in Steel Moment Frame under Bidirectional Loading Yandong Wang1,a, Ryota Arakida2,b, Iathong Chan3,c, Yuji Koetaka4,d* and Tatsuya Nakano5,e 1,2,3,4Department of Architecture and Architectural Engineering, Kyoto University, Kyoto, Japan 5Department of Architecture and Urban Design, Utsunomiya University, Utsunomiya, Japan awangyd19910112@gmail.com, bxjgsr017@ybb.ne.jp, cchan.hong.45r@st.kyoto-u.ac.jp, dkoetaka@archi.kyoto-u.ac.jp, enakanot@cc.utsunomiya-u.ac.jp Keywords: Panel zone, bidirectional loading, unidirectional loading, plastic strength, FE analysis Abstract.
Table 2 shows the measured material properties of steel by tensile coupon tests.
The materials of wire elements were assigned as elastic.
The materials of solid elements were accounted for material nonlinearities using plasticity theory based on Von Mises yield criterion, and the stress-strain properties were referred to the coupon test.
Combined isotropic and kinematic hardening was considered for the solid-element material during cyclic analyses.
Online since: March 2024
Authors: Yuli Setiyorini, Kevin Armeimada Prabowo, Sungging Pintowantoro, Vuri Ayu Setyowati, Fakhreza Abdul
Effect of pH on Precipitation of Ferronickel Leaching Solution by Using MgO for Mixed Sulfate Precipitate Synthesis Kevin Armeimada Prabowo1,a, Fakhreza Abdul1,b, Yuli Setiyorini1,c, Vuri Ayu Setyowati2,d, Sungging Pintowantoro1,e 1Department of Materials and Metallurgical Engineering, Faculty of Industrial Technology and System Engineering, Institut Teknologi Sepuluh Nopember, Arief Rahman Hakim Street, Surabaya, 60111, Indonesia 2Department of Mechanical Engineering, Faculty of Industrial Technology, Institut Teknologi Adhi Tama Surabaya, Arief Rahman Hakim Street, Surabaya, 60117, Indonesia akevinarmeimada@gmail.com, bfakhrezaabdul@gmail.com, cyuli_setyo@mat-eng.its.ac.id, dvuri@itats.ac.id, esungging@mat-eng.its.ac.id Keywords: Ferronickel, Precipitation, Mixed Sulfate Precipitate, pH, Sustainable Resources Abstract.
NMC batteries use nickel raw materials but are not ni metals, but rather nickel compounds (II) Sulfate Hexahydrate (NiSO4.6H2O) (IGO, 2019)[5].
Materials and Method Materials The samples used in this study are ferronickel products from Mini Blast Furnace which was processed in accordance with our previous research [16, 17].
[6] Pintowantoro, S., Pasha, RAM, Abdul, F., 2021, Gypsum utilization on selective reduction of limonitic laterite nickel, Results in Engineering, 12, 100296, https://doi.org/10.1016/j.rineng.2021.100296 [7] F.
In Key Engineering Materials (Vol. 867, pp. 25-31).
Online since: June 2025
Authors: János Juhász
A key difference from the third phase of the traditional PDCA principle is that it examines and analyzes the performance of each element in a specific stage of the process.
This classification shows most of interest in engineering, energy, mathematics, and computer sciences.
Technological focus of Electrical vehicle The integration of electromobility and logistics plays a key role in advanced product delivery systems.
References [1] Sass J., Organizational emotions and organizational trust, course material, University of Budapest Corvinus, Budapest, Hungary. (2011) [2] Kamarási V., Mogyorósy G., Methodology and significance of systematic literature reviews.
[7] Stańczyk T.L., Hyb L., Technological and organisational challenges for e-mobility, Archives of Automotive Engineering, 2019, 84 (2), pp. 57-70
Online since: August 2023
Authors: Tran Quoc Toan, Nguyen Ngoc Quy, Thanh Viet Nguyen, Thi Thu Thuy Dinh, Thi Tuyen Tran, Thi Bich Hoang, Quoc Long Pham, Quyet Chien Nguyen
Raw materials used in this study were collected from agarwood trees on Phu Quoc Island, Kien Giang province, Vietnam.
It can be seen that in the same extraction process or analysis method, different input materials also lead to different yields and qualities of essential oils [22].
Tien, Formulation of the lemongrass (Cymbopogon citratus) essential oil-based eco-friendly diffuse solution, IOP Conference Series: Materials Science and Engineering. 959 (2020) 012024
Long, Development of an aromatic wax product containing natural lemongrass (Cymbopogon citratus) essential oil, IOP Conference Series: Materials Science and Engineering. 736 (2020) 022066
Nguyen, Using soft computing approaches for orange (Citrus nobilis Lour. var. nobilis) oils extraction process, IOP Conference Series: Materials Science and Engineering. 479 (2019) 012015
Online since: July 2011
Authors: Yi He, You Ru Du, Xiao Bo Liu
Synthesis, characterization and properties of polyesteramides based on ε-caprolactone and 6-aminocaproic acid Yi He 1, a, Youru Du2, b, Xiaobo Liu 3,c 1 State Key Lab of Oil and Gas Reservoir Geology and Exploitation,(Southwest Petroleum University)Rd. 8, Xindu District, Chengdu City, Sichuan Province, P.R.China, 610500 2Institute of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu 610500, China 3Key Laboratory of Electronic thin Films and Integrated Devices,University of Electronic Science and Technology Chengdu City, Sichuan Province, china a13881958071@163.com, bduyouru2008@163.com, cliuxb@uestc.edu.cn Keywords: Biodegradable polyesteramides, Thermal property, Mechanical properties, Thermal degradation Abstract.
Introduction Aliphatic polyesteramides, which are biodegradable and have good processing and end-use properties, are interesting materials for environmental and biomedical applications.
Till now several groups have devoted their research to this class of materials [1-12].
Experimental Materials ε-Caprolactone (ε-CL, purchased from Aldrich), 6-aminocaproic acid (AC, purchased from Aldrich) and others are all analytical reagent grade.
All these materials were used as received without further purification.
Online since: June 2011
Authors: Rosalba Esquivel, Miguel A. Suárez, Juan.A. Alcántara, J. Federico Chávez
Chávezd Department of Engineering in Metallurgy and Materials, ESIQIE - Instituto Politécnico Nacional, UPALM, México, D.
F., 07738, México mail: arosesgon@hotmail.com, bmsuarez@iim.unam.mx, djfchavez@ipn.mx Key words: Aluminium alloys, Quasicrystals, Solidification, Microstructures, Hardness Abstract The microstructural changes of six Al-Cu-Fe alloys; A)Al62Cu25.5Fe12.5, B) Al65Cu20Fe15, C)Al68Cu20Fe12, D)Al61Cu26Fe13, E) Al65Cu22.5Fe12.5, F)Al64Cu25.5Fe13.5, where the icosahedral phase is present, have been experimentally studied in both as-cast and annealed conditions by X-ray diffractometry, optical metallography, scanning electron microscopy and hardness tests.
The icosahedral alloys belong to a growing class of materials know as quasicrystals, which have been defined as structures with long-range aperiodic order and crystalographically forbidden rotational symmetries (e.g. fivefold, eightfold, tenfold and 12-fold rotation axes)[1].
The total mass of raw materials used in each run was 5 g.
[12]¨ Elina Huttunen-Saarivirta and Tuomo Tiainen, “Corrosion behaviour of Al–Cu–Fe alloys containing a quasicrystalline phase”, Materials Chemistry and Physics 85 (2004) 383–395 [13] D.J.
Online since: March 2016
Authors: Fang Hong Sun, Bin Shen, Xin Chang Wang, Xiao Tian Shen, Tian Qi Zhao
Uniform Deposition of Chemical Vapor Deposition Diamond Films on Slender Tungsten Wires Xinchang Wanga*, Xiaotian Shenb, Tianqi Zhaoc, Fanghong Sund and Bin Shene Mechanical Building B344, State Key Laboratory of Mechanical System and Vibration, School of Mechanical Engineering, Shanghai Jiao Tong University, Dongchuan Road 800, Minhang District, Shanghai 200240, China awangxinchangz@163.com, b742941666@qq.com, ctq.zhao@foxmail.com, dsunfanghong@sjtu.edu.cn, ebinshen@sjtu.edu.cn Keywords: Chemical vapor deposition, Diamond film, Tungsten wire, Uniformity.
Introduction The high-wear-resistant wires have great potentials during many mechanical applications, therefore, it’s proposed in this article that whether the chemical vapor deposition (CVD) technology, especially the most practical hot filament CVD (HFCVD) technology in the industrial field, can be applied for depositing high-quality diamond films on the wires made of certain appropriate materials, with the purpose of developing a novel type of high-wear-resistant wires.
The most commonly-used basis material for conventional mechanical wires, the steel has proved to be unsuitable as the substrate of HFCVD diamond films, because (1) the Fe element can cause severe graphitization of the diamond; (2) the steel has very high carbon solubility and the Fe3C has high instability in the austenite phase; (3) the high substrate temperature required in diamond films growth will have a strong impact on the properties of the steel; (4) the difference between thermal expansion coefficients of the steel and the diamond is very large [1, 2].
Among the suitable substrate materials, the tungsten is a feasible choice as the substrate material of the diamond coated wire, on account of its favorable toughness and low thermal expansion coefficient close to the diamond.
Consequently, further studies focusing on the issue if the deterioration of the tensile and bending strengths will affect the application of the coated wire are required in following researches, and it’s also essential to further explore preferred substrate materials for fabricating diamond coated wires.
Online since: August 2015
Authors: Tomasz Muszyński, Arkadiusz Rubiec, Adam Bartnicki
Simulation model Numerical methods for solving scientific and engineering problems have undergone significant development in recent years [7, 9, 10].
Garus, Power Distribution in Propulsion Systems of Semiautonomous Underwater Vehicle, Mechatronic Systems, Mechanics and Materials Vol. 180, (2012), pp. 125-130 [6] W.
Rubiec, Preliminary simulations of high mobility IED resistance suspension with casting arms, Mechatronic Systems, Mechanics and Materials II, Solid State Phenomena Vol. 210, (2014), pp. 115 - 121 [8] A.
Rubiec, Remote control system for rescue robot, Mechatronic Systems, Mechanics and Materials II, Solid State Phenomena Vol. 210, (2014), pp. 294 - 300 [9] A.
Rubiec, Stiffness evaluation of fire rescue robot suspension with hydropneumatic components, Mechatronic Systems, Mechanics and Materials II, Solid State Phenomena Vol. 210, (2014), pp. 301 - 308 [10] M.
Online since: December 2015
Authors: Shi Fa Wang, Zhi Jie Li, Bo Li, Xia Xiang
FeMnO3 is a well-known ferrimagnet material, and exhibit a phase transitions with TN ≈ 40 K [1].
Generally, there are two different methods in order to obtain a low thermal expansion of multifunctional material: (1) prepare monolithic material with very low coefficient of thermal expansion (CTE), (2) design a material with a low CTE by combining phases with negative and positive CTE [9,10].
Therefore, by calculating the CTE of the FeMnO3 ceramics, this stuy provides evidence to design a material with a very low CTE.
Acknowledgments This work was supported by the Joint Fund of the National Natural Science Foundation of China and the China Academy of Engineering Physics (Grant No. 11076008) and by the National Natural Science Foundation of China (61178018, 51202024) and by the Ph.D.
Zu, A comparative study of ZnAl2O4 nanoparticles synthesized from different aluminum salts for use as fluorescence materials, Sci.
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