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Online since: August 2021
Authors: Aleksei Kolleganov, Yulia Koryanova, Grigorii Nesvetaev, Nikita Kolleganov
It is possible to use effective materials or methods of manufacturing structures [5, 6].
Saidumov, High-performance SCC-concrete at earthquake resistant construction, International journal of envirovmental & science education. 11(18) (2016) 12779-12786
Bychkov, Lightweight self-compacting concrete as an effective structural material, Science Studies. 4 (17) (2013) 1-7
Rosenthal, Problems of durability of concrete and reinforced concrete structures in modern construction, Corrosion: materials, protection. 1 (2003) 14 - 16
Nesvetayev, Influence of some hyper-plasticizers on porosity, moisture deformation and frost resistance of cement stone, Building materials. 1 (2010) 44-46
Saidumov, High-performance SCC-concrete at earthquake resistant construction, International journal of envirovmental & science education. 11(18) (2016) 12779-12786
Bychkov, Lightweight self-compacting concrete as an effective structural material, Science Studies. 4 (17) (2013) 1-7
Rosenthal, Problems of durability of concrete and reinforced concrete structures in modern construction, Corrosion: materials, protection. 1 (2003) 14 - 16
Nesvetayev, Influence of some hyper-plasticizers on porosity, moisture deformation and frost resistance of cement stone, Building materials. 1 (2010) 44-46
Online since: June 2016
Authors: Wahyono Suprapto, Yudy Surya Irawan, Rudy Soenoko, Sri Mulyo Bondan Respati
Materials mentioned above are not suitable for large scale products because ceramic is very expensive.
Natural zeolite material is unique physically and chemically.
Zeolite material can be used to produce ceramic material by heating at a low temperature sintering.
Castro and K. van Benthem (eds.), Sintering, Engeneering Materials 35, Springer-Verlag Berlin Heidelberg (2013) [12] P.Atanda, A.
International Conference on the Science, Technology & Applications of sintering (2003) 130.18.14.28 [14] D.
Natural zeolite material is unique physically and chemically.
Zeolite material can be used to produce ceramic material by heating at a low temperature sintering.
Castro and K. van Benthem (eds.), Sintering, Engeneering Materials 35, Springer-Verlag Berlin Heidelberg (2013) [12] P.Atanda, A.
International Conference on the Science, Technology & Applications of sintering (2003) 130.18.14.28 [14] D.
Online since: January 2012
Authors: Xiang Yang Hao, Xiao Ying Hua, Guo Sheng Gai, Xiang Ming Kong, Jian Lu
Preparing CNT/UHMWPE Composite and It’s Electrical Property Study
Xiangyang Hao1,a, Xiaoying Hua2,b, Lu Jian3,c, Guosheng Gai4,d,
Xiangming Kong5,e
1School of Materials Sciences and Technology, China University of Geosciences, Beijing 100083,
2Key Laboratory of Coordination Chemistry and Functional Materials in Universities of Shandong, Dezhou University, Dezhou 253023, China
3Indian River Research and Education Center, University of Florida, Fort Pierce, FL 34945-3138 USA
4Department of Materials Science and Engineering, Tsinghua University, Beijing 100084, China
5School of Civil Engineering, Tsinghua University, Beijing 100084, China
axy1864@126.com. bhxying6789@126.com, cLujian.leonard@gmail.com,
dgaigs@tsinghua.edu.cn, ekxm@tsinghua.edu.cn
(Corresponding author: Xiangyang Hao E-mail:xy1864@126.com.)
Experimental Materials.
Electric resistance-temperature curve of composite materials.
Which is different from the materials prepared by other processes [3-11].
Polymer Engineering and Science.
Experimental Materials.
Electric resistance-temperature curve of composite materials.
Which is different from the materials prepared by other processes [3-11].
Polymer Engineering and Science.
Online since: September 2014
Authors: Ze Ping Zhang, Jia Yu, Fei Fei Li
Preparation of the thermal insulation glazed hollow bead concrete
Introduction of raw materials.
[4] Zaizi Qian, Hui Wu: Fuzhou University: Natural Science, 1996,24
Shandong Institute of Building Materials, 1998(S1)
[6] Xian Liu, Yong Yuan, Guang Ye, Geert De Schutter: Tongji University (Natural Science), 2008(11)
[7] Hongfa Yu, Junlong Liu, Yunsheng Zhang, Wei Sun, Meidan Li: Journal of Nanjing University of Aeronautics and Astronautics, 2007(02).
[4] Zaizi Qian, Hui Wu: Fuzhou University: Natural Science, 1996,24
Shandong Institute of Building Materials, 1998(S1)
[6] Xian Liu, Yong Yuan, Guang Ye, Geert De Schutter: Tongji University (Natural Science), 2008(11)
[7] Hongfa Yu, Junlong Liu, Yunsheng Zhang, Wei Sun, Meidan Li: Journal of Nanjing University of Aeronautics and Astronautics, 2007(02).
Online since: August 2013
Authors: Xian Liu, Ming Da Liu, Zeng Gui Gao, Dan Yang
Introduction
Biochar, the product of thermal degradation of organic materials in the absence of air (pyrolysis), is a predominantly stable, recalcitrant organic carbon (C) compound and distinguished from charcoal by its use as a soil amendment [1].
New application of biochar in soils as a waste management option can add value to several waste materials with great economic and environmental benefits.
Materials and methods 2.1 Biochar amendments Biochars used for the pot experiment was produced with pyrolysis of wheat straw (SB) and hard miscellaneous woods (WB).
(Eds.): Biochar for Environmental Management: Science and Technology.
[3] Steiner, C., Glaser, B., Teixeira, W.G., Lehmann, J., Blum, W.E.H., Zech, W: Journal of Plant Nutrition and Soil Science.
New application of biochar in soils as a waste management option can add value to several waste materials with great economic and environmental benefits.
Materials and methods 2.1 Biochar amendments Biochars used for the pot experiment was produced with pyrolysis of wheat straw (SB) and hard miscellaneous woods (WB).
(Eds.): Biochar for Environmental Management: Science and Technology.
[3] Steiner, C., Glaser, B., Teixeira, W.G., Lehmann, J., Blum, W.E.H., Zech, W: Journal of Plant Nutrition and Soil Science.
Online since: November 2020
Authors: Andrea Jandová, Ludmila Kučerová, Ivana Zetková
Material characterization.
The conventional maraging steel reached slightly lower values in corresponding states, the only exception being after solution annealing in lab furnace, where the same hardness was obtained for both materials.
Ma, et al., Microstructural evolution, nanoprecipitation behavior and mechanical properties of selective laser melted high-performance grade 300 maraging steel, Materials and Design 134 (2017) 23-34
Science & Engineering A 536 (2012) 129-135
Science & Engineering A 709 (2018) 82-89
The conventional maraging steel reached slightly lower values in corresponding states, the only exception being after solution annealing in lab furnace, where the same hardness was obtained for both materials.
Ma, et al., Microstructural evolution, nanoprecipitation behavior and mechanical properties of selective laser melted high-performance grade 300 maraging steel, Materials and Design 134 (2017) 23-34
Science & Engineering A 536 (2012) 129-135
Science & Engineering A 709 (2018) 82-89
Online since: June 2021
Authors: Nicuşor Alin Sîrbu, Ilare Bordeasu, Ion Mitelea, Cornel Eusebiu Podoleanu, Sebastian Titus Duma, Mihai Hluscu, Iosif Lazăr, Liviu Daniel Pîrvulescu, Lavinia Madalina Micu
The values of the mechanical properties, included in the accompanying quality certificate, are: ultimate tensile strength Rm = 312 MPa, yield strength Rp0.2 = 157 MPa, elongation at break A5 = 9%, longitudinal modulus of elasticity E = 97 GPa; The analyzes, carried out in the Laboratory of Materials Science and Engineering at the Polytechnic University of Timisoara, show:
• chemical composition: 85.16% Cu, 11.18% Sn, 0.4856% Zn, 0.7983% Pb, 0.5226% Fe, 0.6933% Ni, 0.2% Si, 0.0304% Mn, 0.0382% S, 0.0714% Sb, <0.003% P;
• biphasic structure consisting of solid solution grains α and eutectoid grains (α + δ) [3].
From the point of view of the evolution of the shapes of MDE(t) curves, with linearization, starting from minute 45, Fig. 7, and with a slight decrease of the MDER(t) curve after the 105th minute, from the value of MDERmax = 0.317 µm / min to the final value of MDERmax = 0.302 µm / min, Fig.8, the bronze thus treated fits in the category of materials with good cavitation behavior and resistance, specific to the tests performed on this type of vibrating device [9-11].
- The shape of the MDER(t) curves, as evolution with the duration of the cavitation attack, is specific to the materials with good resistance to cavitation erosion, having the tendency to stabilize at the maximum value
Journal of Marine Science and Technology, Vol.18: No.5, pp. 719-722, 2010 [2] ***[http://www.sim.tuiasi.ro/wp-content/uploads/Carcea-Aliaje-Neferoase-de-turnatorie1.pdf, -Carcea, I, Gherghe, M, Aliaje neferoase de turnătorie (Non-ferrous Foundry Alloys) [3] ***https://www.google.ro/search?
Efecte de scară, Timişoara, Teză de doctorat (Cavitation erosion on materials used in the construction of hydraulic machines and naval propellers.
From the point of view of the evolution of the shapes of MDE(t) curves, with linearization, starting from minute 45, Fig. 7, and with a slight decrease of the MDER(t) curve after the 105th minute, from the value of MDERmax = 0.317 µm / min to the final value of MDERmax = 0.302 µm / min, Fig.8, the bronze thus treated fits in the category of materials with good cavitation behavior and resistance, specific to the tests performed on this type of vibrating device [9-11].
- The shape of the MDER(t) curves, as evolution with the duration of the cavitation attack, is specific to the materials with good resistance to cavitation erosion, having the tendency to stabilize at the maximum value
Journal of Marine Science and Technology, Vol.18: No.5, pp. 719-722, 2010 [2] ***[http://www.sim.tuiasi.ro/wp-content/uploads/Carcea-Aliaje-Neferoase-de-turnatorie1.pdf, -Carcea, I, Gherghe, M, Aliaje neferoase de turnătorie (Non-ferrous Foundry Alloys) [3] ***https://www.google.ro/search?
Efecte de scară, Timişoara, Teză de doctorat (Cavitation erosion on materials used in the construction of hydraulic machines and naval propellers.
Online since: March 2010
Authors: Peng Zhang, Hong Wei Liu
Simulation and Control Models of Laser Bending Angle of Sheet Metals
Peng Zhang1,a and Hongwei Liu2,b
1
School of Materials Science and Engineering, Harbin Institute of Technology at Weihai, Weihai,
China, 264209
2
School of Materials Science and Engineering, Harbin Institute of Technology at Weihai, Weihai,
China, 264209
a
pzhang@yeah.net, blhw@hitwh.edu.cn
Keywords: Sheet metals, Laser bending, Dimension analysis, Simulation
Abstract.
With this process, a variety of shapes can be formed, and even brittle materials may be deformed [1, 2].
Acknowledgments The authors acknowledge the support of the Science Foundation of Harbin Institute of Technology at Weihai, Award No.
Ji.: Journal of Materials Processing Technology, Vol. 184, 184(1-3) (2007), pp.157-162
Zheng: Tsinghua Science and Technology, Vol.14(SUPPL.1) (2009), pp.132-136
With this process, a variety of shapes can be formed, and even brittle materials may be deformed [1, 2].
Acknowledgments The authors acknowledge the support of the Science Foundation of Harbin Institute of Technology at Weihai, Award No.
Ji.: Journal of Materials Processing Technology, Vol. 184, 184(1-3) (2007), pp.157-162
Zheng: Tsinghua Science and Technology, Vol.14(SUPPL.1) (2009), pp.132-136
Online since: March 2010
Authors: Wei Chen, S. Cheng, Y. Ding, Y.Q. Guo, L. Xue
The
Nakazima test for three different materials of multi-gauge high strength steel LTWB had been done
by Bleck [2], it is shown that the FLD of TWB was lower than base metal.
The cause of fracture is not the property of weld-bead or restriction of weld-bead and materials on both sides but poor process conditions.
Lee: Journal of Materials Processing Technology, Vol. 132 (2003), p. 95 [5] S.
Balabane: Journal of Materials Processing Technology, Vol. 209 (2009), p. 387 [6] A.J.
Menezes: Materials Science Forum, Vol. 514-516 (2006), p. 1493 [7] P.J.
The cause of fracture is not the property of weld-bead or restriction of weld-bead and materials on both sides but poor process conditions.
Lee: Journal of Materials Processing Technology, Vol. 132 (2003), p. 95 [5] S.
Balabane: Journal of Materials Processing Technology, Vol. 209 (2009), p. 387 [6] A.J.
Menezes: Materials Science Forum, Vol. 514-516 (2006), p. 1493 [7] P.J.
Online since: June 2015
Authors: Yan Yu, Jian Hua He, Xiao Yan Ma, Qiu Ping Huang
Among them, the amount of MSW transportation is an important basis of constructing the project for handling urban domestic waste, as well as the fundamental material for constructing and managing the city[1].
References [1] T.Yu, T.Huang, Y.X.Pan, L.H.Yang,L.Wang, Comprehensive urban waste disposal forecasting model based on the BP artificial neural network and grey relational degree, Journal of Safety and Environment, 13(2013)94-97
[8] Y.Zhou, Time series model of China civil aeronautic cargo capacity, Journal of Chengdu University of Technology(Science&Technology Edition), Sichuan,P.R.China,32(2005)433-437
[9] Y.Yu, Y.J.Huang, J.H.He, J.H.Zhao, Influencing factors determination of MSW clearence volume Based on Spatial Dependency Consideration, Advanced Materials Research, 878(2014) pp 513-519
[13] J.H.Chen, X.Y.Yong, S.Yang, L.Liu, Analysis and Forecast About Mineral Product Price Based on Time Series Model, Science and Technology, 34(2009):13-14
References [1] T.Yu, T.Huang, Y.X.Pan, L.H.Yang,L.Wang, Comprehensive urban waste disposal forecasting model based on the BP artificial neural network and grey relational degree, Journal of Safety and Environment, 13(2013)94-97
[8] Y.Zhou, Time series model of China civil aeronautic cargo capacity, Journal of Chengdu University of Technology(Science&Technology Edition), Sichuan,P.R.China,32(2005)433-437
[9] Y.Yu, Y.J.Huang, J.H.He, J.H.Zhao, Influencing factors determination of MSW clearence volume Based on Spatial Dependency Consideration, Advanced Materials Research, 878(2014) pp 513-519
[13] J.H.Chen, X.Y.Yong, S.Yang, L.Liu, Analysis and Forecast About Mineral Product Price Based on Time Series Model, Science and Technology, 34(2009):13-14