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Online since: April 2011
Authors: Gai Fei Peng, Jiu Feng Zhang, Qi Bin Liu, Zhu Bo Guo, Qiao Xing Hou, Si Qi Cao
Type of concrete
Water/binder ratio
W/B
Quantity of raw materials[kg/m3]
fcu, 28
[Mpa]
C
S
NA
RA
W*
SF
SP
255NAC
0.255
518
578
1119
0
112.68
62
29.35
80.8
H-255NAC
0.255
518
578
1119
0
117.59
62
29.35
76.8
255RAC
0.255
518
578
0
1119
100.64
62
29.35
70.9
H-255RAC
0.255
518
578
0
1119
100.64
62
29.35
65.6
# Note:
The symbols in Table 1 are as follows, C for cement, S for sand, NA for natural coarse aggregates, RA for recycled coarse aggregates, W for water, SF for silica fume, SP for superplasticizer, and fcu, 28 for compressive strength of concrete at 28 days.
Acknowledgments The authors gratefully acknowledge the financial support of the National Science Foundation of China (Project no. 51078030) and Beijing Jiaotong University.
Cao: International Building Materials Technology, 25 (3) (2004), p. 4.
Lam: Construction and Building Materials, 18 (2004), p. 461
Wu: Journal of Shanghai Institute of Building Materials, 3 (4) (1990), p. 413.
Acknowledgments The authors gratefully acknowledge the financial support of the National Science Foundation of China (Project no. 51078030) and Beijing Jiaotong University.
Cao: International Building Materials Technology, 25 (3) (2004), p. 4.
Lam: Construction and Building Materials, 18 (2004), p. 461
Wu: Journal of Shanghai Institute of Building Materials, 3 (4) (1990), p. 413.
Online since: August 2012
Authors: Sérgio Neves Monteiro, Ana Lúcia Diegues Skury, Guerold S. Bobrovinichii, A.C.A. Sá, J.J.A. Rangel
Discrete Simulation of the Infrastructure for Diamond Embedded Metallic Saw Production
Sá, A.C.A.²; Rangel, J.J.A.2 Skury, A.L.D.1, Bobrovinichii, G.S.1,
Monteiro, S.N.1 ,
(1) Laboratory for Advanced Materials, LAMAV, State University of the Northern Rio de Janeiro, UENF, Campos dos Goytacazes, Brasil
Introduction As the hardest known engineering material, diamond is extensively used in tools for processing through hard materials such as cermet composites, high strength alloys and strong ceramics.
The first operational stage begins in a proper room by mixing the precursor powder materials.
[2] Biazzo, S., 2002, Process mapping techniques and organizational analysis - Lessons from Sociotechinical System Theory, Business Process Management Journal, 8, 1, 42-52
[8] Pidd, M., 1995, Computer Simulation in Management Science, 3rd ed., John Wiley & Sons, NY
Introduction As the hardest known engineering material, diamond is extensively used in tools for processing through hard materials such as cermet composites, high strength alloys and strong ceramics.
The first operational stage begins in a proper room by mixing the precursor powder materials.
[2] Biazzo, S., 2002, Process mapping techniques and organizational analysis - Lessons from Sociotechinical System Theory, Business Process Management Journal, 8, 1, 42-52
[8] Pidd, M., 1995, Computer Simulation in Management Science, 3rd ed., John Wiley & Sons, NY
Online since: December 2012
Authors: Yan Jun Liu, Jie Lu, Rui Feng Yang, Lei Yang
Introduction
Lignin is a natural macromolecular material in the presence of a large number of natures and is the second only to carbohydrate in nature.
Lignin extraction is widely used in the oil industry, cement and concrete industry, polymer materials, agricultural and pharmaceutical printing and dyeing industry [3].
Materials and methods Materials.
The changes of precipitation ash content is almost in common only added alkali, with the increase of alkali, after pH≤11, the complex compound that make ligninsulfonic acid precipitation is the same material.
Journal of Applied Polymer Science, Vol.82(2001),p.1013 [4] Azarniouch M K, Prahaes S.
Lignin extraction is widely used in the oil industry, cement and concrete industry, polymer materials, agricultural and pharmaceutical printing and dyeing industry [3].
Materials and methods Materials.
The changes of precipitation ash content is almost in common only added alkali, with the increase of alkali, after pH≤11, the complex compound that make ligninsulfonic acid precipitation is the same material.
Journal of Applied Polymer Science, Vol.82(2001),p.1013 [4] Azarniouch M K, Prahaes S.
Online since: November 2012
Authors: Lun Wang, Wen Jin Zhao, Zhuang Li, Zhao Sun, Jing Ya Wen, Yu Li
(t); =consumption of building materials industry in the core of city m in the end of planning.
(t); = consumption of building materials industry in buffer of city m in the end of planning.
(t); =carbon emissions of building materials industry in urban agglomerations in the end of planning.
Zhang: Journal of Arid Land Resources and Environment.
Li: Geography and Geographic Information Science, Vol. 26 (2010), p. 76 [5] G.H.
(t); = consumption of building materials industry in buffer of city m in the end of planning.
(t); =carbon emissions of building materials industry in urban agglomerations in the end of planning.
Zhang: Journal of Arid Land Resources and Environment.
Li: Geography and Geographic Information Science, Vol. 26 (2010), p. 76 [5] G.H.
Online since: April 2018
Authors: Wolfgang Scheiblechner, Susanne Strobl, Roland Haubner
Introduction
One of the oldest techniques for processing metals with the aim to shape and join various materials is forging [[] O.D.
Wadsworth, Ancient blacksmiths, the Iron Age, Damascus steels, Journal of Materials Processing Technology 117 (2001) 347 - 353. ].Damascus steels are fabricated by forging iron and ferrous alloys resulting in a final product with versatile microstructures and thus a combination of the mechanical properties of the individual materials.
Haubner, Characterisation of steel composites produced by the Damascus technique, Materials Science Forum, 825-826 (2015) 852 - 859. ].
Wadsworth, Ancient blacksmiths, the Iron Age, Damascus steels, Journal of Materials Processing Technology 117 (2001) 347 - 353. ].Damascus steels are fabricated by forging iron and ferrous alloys resulting in a final product with versatile microstructures and thus a combination of the mechanical properties of the individual materials.
Haubner, Characterisation of steel composites produced by the Damascus technique, Materials Science Forum, 825-826 (2015) 852 - 859. ].
Online since: June 2013
Authors: Adriana Neag, Véronique Favier, Régis Bigot, Liviu Nistor
Rheological behavior of the materials in semi-solid state, the impact of raw material characteristics and the forming process parameters have to be attentively controlled.
Thixotropic materials.
Kapranos, Thixoforming 7075 aluminium alloys, Materials Science and Engineering A 390 (2005) 3–12
Bigot, Effect of Experimental Conditions on 7075 Aluminium Response During Thixoextrusion, Key Engineering Materials Vols 504–506 (2012) 345-350
Cézard, R.Bigot, Transient and non-isothermal semi-solid behaviour: 3D micromechanical modelling, Materials Science and Engineering A 517 (2009) 8–16.
Thixotropic materials.
Kapranos, Thixoforming 7075 aluminium alloys, Materials Science and Engineering A 390 (2005) 3–12
Bigot, Effect of Experimental Conditions on 7075 Aluminium Response During Thixoextrusion, Key Engineering Materials Vols 504–506 (2012) 345-350
Cézard, R.Bigot, Transient and non-isothermal semi-solid behaviour: 3D micromechanical modelling, Materials Science and Engineering A 517 (2009) 8–16.
Online since: December 2012
Authors: Maryam Mortazavi, Mojtaba Majlessi
Supplementary cementing materials are known to contribute to properties of strength and durability.
Experimental Work First, Chemical and physical properties of the materials used in this experiment will be introduced.
The LECA used in experiment is saturated before mixing with other materials [11].
Yazicioglu, Strength and capillary water absorption of lightweight concrete under different curing conditions, Indian Journal of Engineering & Materials Sciences, 2010
Coskun, September, Performance of lightweight concrete with silica fume after high temperature, Construction and Building Materials, 2007
Experimental Work First, Chemical and physical properties of the materials used in this experiment will be introduced.
The LECA used in experiment is saturated before mixing with other materials [11].
Yazicioglu, Strength and capillary water absorption of lightweight concrete under different curing conditions, Indian Journal of Engineering & Materials Sciences, 2010
Coskun, September, Performance of lightweight concrete with silica fume after high temperature, Construction and Building Materials, 2007
Online since: October 2014
Authors: Glenda T. Motsi, Tleyane J. Sono, Lerato Shoke, Peter A. Olubambi
The formation of shear bands is complex in polycrystalline material.
Gokhale, A void–crack nucleation model for ductile metals, International Journal of Solids and Structures, 36 (1999) 5029-5055
Gullett, The effect of varying strain rates and stress states on the plasticity, damage, and fracture of aluminum alloys, in: Mechanics of Materials, 2010, pp. 895-907
Rethwisch, Materials science and engineering: an introduction, (2007)
Armstrong, Plastic strain localization in metals: origins and consequences, Progress in Materials Science, 59 (2014) 1-160
Gokhale, A void–crack nucleation model for ductile metals, International Journal of Solids and Structures, 36 (1999) 5029-5055
Gullett, The effect of varying strain rates and stress states on the plasticity, damage, and fracture of aluminum alloys, in: Mechanics of Materials, 2010, pp. 895-907
Rethwisch, Materials science and engineering: an introduction, (2007)
Armstrong, Plastic strain localization in metals: origins and consequences, Progress in Materials Science, 59 (2014) 1-160
Online since: June 2011
Authors: R.A. Shenoi, Mostapha Tarfaoui, O. Essersi, S. Boyd, F. Meraghni
Dynamic behaviour of bulk adhesives and other polymeric materials has been successfully investigated through a wide range of strain rates [2-4].
Experimental procedures Materials The adhesive used in this study, is the Araldite®2015 manufactured by Huntsman.
It is recommended for metals, glass/epoxy laminates and combinations of these kinds of materials.
Regardless the fact that the test does not involve a pure shear stress states within the adhesive, it is a simple and widely used geometry for joining materials.
Neme (2009), Journal of Composite Materials, Vol. 43, N° 10, p.1137
Experimental procedures Materials The adhesive used in this study, is the Araldite®2015 manufactured by Huntsman.
It is recommended for metals, glass/epoxy laminates and combinations of these kinds of materials.
Regardless the fact that the test does not involve a pure shear stress states within the adhesive, it is a simple and widely used geometry for joining materials.
Neme (2009), Journal of Composite Materials, Vol. 43, N° 10, p.1137
Anaerobic Fermentation of Cow Dung — Effect of Solid Concentration and Temperature on Biogas Quality
Online since: December 2012
Authors: Jin Ping Li, Dan Dan Zhou, Chong Long Wang, Ye Liu
And they contain high levels of easily biodegradable materials that provide a method of anaerobic digestion [5].
Materials and methods Experimental device: Experimental set up is an automatic processing of temperature-controlled anaerobic digestion system.
Removing the straw and large particles and other debris in raw materials, and determining the TS, VS, density, and COD, etc. 3.
Maybe the total solid is high which leading to the inhibit materials under the thermophilic conditions.
Acknowledgements This work has been supported by the State Ministry of Science, Technology Support Projects(2011BAD15B03) and National Natural Science Foundation of China (51166008).
Materials and methods Experimental device: Experimental set up is an automatic processing of temperature-controlled anaerobic digestion system.
Removing the straw and large particles and other debris in raw materials, and determining the TS, VS, density, and COD, etc. 3.
Maybe the total solid is high which leading to the inhibit materials under the thermophilic conditions.
Acknowledgements This work has been supported by the State Ministry of Science, Technology Support Projects(2011BAD15B03) and National Natural Science Foundation of China (51166008).