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Online since: June 2011
Authors: Hao Xiao, Yong Gen Lu, Ya Wen, Xian Ying Qin
V represents volume of materials. σ represents a given level of stress. σ0 represents normalizable factor. σu represents probability when the given stress is zero.
Li: New Carbon Materials Vol. 21 (2006), p. 243 [3] A.A.
Wang: New Carbon Materials Vol. 21 (2006), p. 114 [6] D.D.
Edie: Composites Part A: Applied Science and Manufacturing Vol. 32 (2001), p. 1031 [8] A.
Day: Journal of material science Vol. 27 (1992), p. 5431 [10] A.B.
Online since: January 2010
Authors: L.A.A. Ferreira, P.M. Mendes, J. Higino Correia, A.F. Silva, F. Gonçalves, F.M. Araújo
Plastisols can be formulated with hardness ranging from 30 to 90 Shore A (relative hardness of elastic materials) and tensile strength ranging from 750 to 3000 Psi [7-8].
The material properties used for simulations were based on the available commercial materials properties from CES EduPack software.
This may be a result from the fact that the available material parameters do not match exactly the material properties of the fabricated device.
Acknowledgements Alexandre Ferreira da Silva is supported by Portuguese Foundation for Science and Technology (SFRH/BD/39459/2007).
Kersey, et al., "Fiber grating sensors," Lightwave Technology, Journal of, vol. 15, pp. 1442-1463, 1997 [6] N.H.
Online since: October 2015
Authors: Vanagala Sugunamma, Janke Venkata Ramana Reddy, Naramgari Sandeep
Introduction Past few decades, fluid dynamics is one of the fastest developing branches of mathematical physics, due to its various applications in the science and technology.
Mohan Krishna, N.Sandeep, V.Sugunamma, Effects of radiation and chemical reaction on MHD convective flow over a permeable stretching surface with suction and heat generation, Walaliak Journal of Science and Technology, 12(9) (2015) 831-847
Animasaun, Effects of thermophoresis, variable viscosity and thermal conductivity on free convective heat and mass transfer of non-darcian MHD dissipative Casson fluid flow with suction and nth order of chemical reaction, Journal of the Nigerian Mathematical Society 34 (2015) 11–31
Journal of Magnetism and Magnetic Materials. 395 (2015) 294-302
Sulochana, Dual solutions for unsteady mixed convection flow of MHD micropolar fluid over a stretching/shrinking sheet with non-uniform heat source/sink, Engineering Science and Technology an International. 8 (2015) 1-8.
Online since: June 2010
Authors: Yong Ming Wu, Jin Bao Wan, Ji Hai Xiong, Shun Fa Wang, Ping Gu
Key Lab of Poyang Lake Ecology and Bioresource Utilization, Ministry of Education, department of environmental science and engineering, Nanchang University.
Research Institute of Energy Resources, Jiangxi Academy of Sciences, Nanchang 330029, China.
Material and method Laboratory experimental system As shown in Fig.1, IOC reactor was an anaerobic sludge bed reactor constructed in the form of tall cylindrical vessels with a working volume 145 L (diameter 320 mm, height 3800mm).
Water Science and Technology (1994),Vol.30( 8), p.9-21
Journal of Hazardous Materials, Sep (2009), Vol.7. 169 (1), p.113-118
Online since: June 2024
Authors: Ali E. Elrefaei, Mostafa Alsaadawi, Mohamed Abdolwahab, Ahmed Faisal Oan, Mohamed M. Elshafiey
These materials contribute to the binding properties of the concrete.
Steel fibers, being magnetic, can be separated from the other tire materials like rubber and textiles as presented in Fig.5.
Part V: Mixture design, preparation, mixing, casting, and curing,” Case Studies in Construction Materials, vol. 17, Dec. 2022
Deng, “Tensile Behavior of Hybrid Fiber-Reinforced Ultra-High-Performance Concrete,” Frontiers in Materials, vol. 8, 2021
Deifalla, “A scientometric review of the literature on the incorporation of steel fibers in ultra-high-performance concrete with research mapping knowledge,” REVIEWS ON ADVANCED MATERIALS SCIENCE, vol. 62, no. 1, 2023
Online since: November 2012
Authors: Yu Guang Fu, Chu Han Deng, Jian Guo Yin, Liu Chi Li
Fracture positions were random along the tensile zone, since the material was not homogeneous and had much flaws.
Sincere thanks to Chinese Academy of Sciences and our mentor, Teacher Xu Jun and all the assistance and the fund provided.
Applied Mechanics and Materials.178-181(2006),p. 2472-2478
[5]Qiu Mingshi, Weng Lichang, Lv Huibing,etal: Stress Corrosion Cracking of a High Strength Prestressing Steel Wire in Saturated Ca(0H) + NaCl Solutlons,JOURNAL OF CHINESE SOCIETY OF CORROSION AND PROTECTION.3(2)( 1983),p. 76-84
Research of Environmental Sciences. 20(5)(2007),p. 31-34.
Online since: June 2024
Authors: Maysaa Moffeq Alobaidi, Luma Mohemmed Yahya
Clean Energies and Architecture The history of man with architecture shows clear evidence in his respect for the environment and homogeneity with it, and this is what we find in Islamic architecture, and the legal and jurisprudential rulings it came with showing that the Islamic thought’s view of construction was not from a material angle only, but rather to preserve the environment and human life in The most general colleges and the most accurate details [6].
Renewable energy, especially solar energy, in the largest possible quantity [12] It is noted that with the increase in scientific knowledge of climate sciences and the nature of materials, it has become possible to design buildings to meet the maximum energy needs of their users using renewable natural energies. 4.
Traditional Architecture and Clean Energies: Traditional architecture abounds with a lot of vocabulary, architectural treatments and planning methods that contributed to creating an interior environment that achieves thermal comfort for users, which reduces heating and cooling costs in the case of reliance on industrial means in addition to relying on local building materials that reduce transportation and manufacturing energy [10] and that the success of Traditional architecture is the product of a logical response to the resources available in the environment, climatic factors, and community needs, and the call to return to traditional architecture emerged.
Organic Formation The adoption of efficient formal guidance and the adoption of formal cohesion (Fig. 5), the principle of using median yards in the formal formations (Fig. 6), the adoption of locally available materials, and the reduction of depth ratios in the formal building [17] in addition to the different architectural formations characterized by the diversity of openings From one floor to another in terms of surface and formation and according to the different function of each space and the gradation in the sizes of spaces and spaces and the diversity of their forms [15].
[17] Deeb and Muhanna, Ri. and Muhanna S,Planning for Development, Damascus University Journal of Engineering Sciences, Issue One, Volume 25, pg.491, 2009
Online since: January 2012
Authors: D.N. Beshers
Under Nowick’s leadership, the Metallurgy program soon changed to Materials Science and Engineering.
A more extensive obituary appeared in the Bulletin of the Materials Research Society [4].
We mention two which were important advances in materials science, and both were in collaboration with Siegfried Mader as well as others.
Nowick, The golden age of crystal defects, Annual Review of Materials Science, 26 (1996) 1-19
Journal of Applied Physics 22 (1951) 1182-1186
Online since: November 2011
Authors: Sheng Fu Zhang
Analysis and Explore of Cultivating Students Characteristic Team and Team Spirit in the Network Comprehensive Practice Curriculum Reform Project Zhang Shengfu School of Computer Science and Technology, Qinghai Nationalities University,Qinghai 810007,China websource@126.com Keywords: team spirit network comprehensive practice curriculum reform program cultivate.
(3) Course tissues,mainly for emphasis on practical application,and further ways of evaluation to improve students' practical ability and the team cooperation,arouses student's study and participation enthusiasm.A timely carried out simulation bidding meeting and;the site visits of Enterprises and institutions,apprentice;Web development game,comprehensive network game.Grouping,division of labor and competition and stimulation is active characteristics.By enterprise managers,employment guidance experts and professional teachers,when the graduating class all students attend;establish multiple jobs skills and two games;encourage an high ability in the first round,encouraging students post employment in the first round of the failure position competition students continue to attend a second round competition;Summary and material,spirit award link and pattern has played a very good,also become such activity after school the templates. 5.5.Team Features Conclusion summary aims to further
The formation of Reward and punishment system.Namely to capacity size,contribution,work attitude,to distinguish standard as a spiritual and material combination,encourage primarily,punishment,supplemented by incentive system.
References [1] Wang Lin, Liu Guangyue: Explore and Development of Students Teamwork Spirit (Science aspect The Fourth,2010)
[3] Zou Yanjiao: Explore and Analysis of Students Teamwork Spirit Employment -oriented(Journal of Xianning University,The Fifth,2010).
Online since: June 2012
Authors: Chuan Shuang Hu, Wei Wen, Hong Yun
Damage detection of wood beams using the modal flexibility Curvatures Chuanshuang Hu1, a, Wei Wen1,b and Hong Yun1,c 1,Deptartment of Wood Science and Engineering, College of Forestry, South China Agricultural University, Guangzhou, Guangdong, P.
Materials and method Four groups of uniform and clear beams without any defects after visually graded were cut from a log of dragon spruce (Picea asperata) and their moisture contents were conditioned to around 12%.
Acknowledgements This work was financially supported by the Guangdong Natural Science Foundation (06300400).
Samman: Journal of Sound and Vibration 145 (1991), p. 321-322 [12] J.T.
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