Search results

In this context, the paper presents the results of a project financed by the EU LIFE + fund, dedicated to the creation of chains of secondary raw materials.
The main strategies involve reducing the pollution associated with manufacturing systems with particular reference to waste materials and their recovery.
Journal of Cleaner Production, International Journal of Cleaner Production Vol. 29–30 (2012), pp. 122–131
American Journal of Environmental Sciences Vol. 8(3) (2012), pp. 195-201
Global NEST Journal Vol. 11(3) (2009), pp. 364-372.

Fundamentals of Geopolymers and Related Alkali Activated Materials J.Temuujin, A.Minjigmaa, U.Bayarzul, Ts.Zolzaya, B.Davaabal, J.Amgalan Institute of Chemistry and Chemical Technology, Mongolian Academy of Sciences Ulaanbaatar 51, Mongolia Keywords: Geopolymer binder, alkali-activated materials, coal combustion by products, Abstract.With the increasing rate of depletion of natural raw materials for production of building materials, their sustainable usage is clearly an important topic for consideration.
Therefore, the development of new, sustainable, low carbon footprint construction materials is an important task for materials scientists and civil engineers.
Preparation of alkali activated materials from pond ashes.
Journal of Materials Science, 42 (2007) 2917–33
, Construction and Building Materials, 30 (2012) 400–05 [6] J.Davidovits and Sawyer, US Patent 4,509,985 [7] J.Davidovits, Geopolymers: Inorganic polymeric new materials, Journal of thermal analysis, 37 (1991) 1633-1656 [8] V.Glukhovskii, “Soil silicates”, Gosstroiizdat, 1959.

Clay brick is one of the building materials that have been used in the construction field for thousand years.
Journal of Hazardous Materials, 137 (2006), pp. 1810-1816
Leonardo Journal of Sciences, 14 (2009), pp. 74-77
Material Sciences, 589 (2008)
Advanced Materials Research.

Three materials, Material1, 2, and 3 are considered for analysis.
The two materials used in this FGM cylindrical shell are: Aluminium (metal) and Zirconia (ceramic).
Thangaratnam, Analysis of Functionally Graded Plates and Shells: Stress, Buckling and Free Vibration, Journal of Aerospace Sciences and Technology 66(2) (2014) 127-136
Zahit, Flutter Analysis of a Laminated Composite Plate with Temperature Dependent Material Properties, International Journal of Aeronautical Science & Aerospace Research, 3 (3) (2016) 106-114
Reddy, Vibration of Functionally Graded Cylindrical Shells, International Journal of Mechanical Sciences. 41 (1999) 309-324.

Conventional thermal conductive filler include oxide materials, such as Al2O3, MgO, ZnO, etc; nitride materials, such as AlN, BN, Si3N4, etc; and carbide materials, such as SiC, B4C, etc.
Luo, Application of Thermally Conductive Filler in Insulating Polymer Materials, Insulating Materials. 46(2013) 26-28
Uno, Thermal conductivity of polymer filled with carbon materials: effect of conductive particle chains on thermal conductivity, Journal of Applied Polymer Science. 30(1985) 2225-2235
Journal of Applied Polymer Science, 16(2015) Web published DOI: 10.1002/APP.41889
Takezawa, Study of high thermal conductive epoxy resins containing controlled high-order structures, Journal of Applied Polymer Science. 9(2003) 2464-2467

fhwang@nwpu.edu.cn Keywords: notches, stress intensity factor, brittle materials.
The results are shown in Figure 3, as the ceramics is brittle materials the experimental data is somewhat scatter.
[2] R X Xu, T H Topper, and J C Thompson, Fatigue Fracture Engineering and Materials Structure 20(9) 1351-1361 1997
[3] J Schijive, Fatigue Fracture Engineering and Materials Structure 5 77-90,1982 [4] Y Murakami, Stress Intensity Factor Handbook, Pergamon Press,1980 [5] R A Smith and K J Miller, International Journal of Mechanical Science 19 11-22 1977
[8] P Lukas, M Klesnil, Materials Science and Engineering 34(1978)61-66

Sakaino: Journal of Materials Science, (1978), Vol.13, p.865-70
Journal of Materials Science, 1973. 8(6): p. 793-806
Journal of Materials Science, 1982. 17(12): p. 3549-3563
Journal of Materials Science, 1972. 7(6): p. 676-81
Journal of Materials Science, 1974. 9(11): p. 1847-54

Turning Test and Simulation of Difficult to Cut Materials 300M in Aviation Zhang Huiping1,a, Lai Yinan 1,b*, Wang Chongxun 1,c, Du Xu1,d 1College of Mechanical and Power Engineering, Harbin University of Science and Technology, Harbin 150080, China a zhping302@163.com, blaiyinan@126.com, c 64744591@qq.com, d1090348602@qq.com Keywords: difficult-to-cut materials; cutting force; linear regression Model; finite element analysis Abstract: Turning process properties of difficult-to-cut materials used in aeronautics are often associated with the machining accuracy and surface quality of aerospace structural parts.
L. and Quan,H .S ., “The Development of Structural Materials of Advanced Aircraft”, Journal of Materials Engineering, Vol. 4,pp.4-11
[3] Lee,E.H,Sha_er,B.W., “The theory of plasticity applied to a problem of machining”, ASME Journal Applied Mechanics, Vol. 18,pp.405-413
[4] Oxley,P.L.B, “Allowing for end cutting edge effects in predicting forces in bar turning with oblique machining conditions”, Journal Title, Proc Inst MechEng, Vol.
,Jain, A. and Altan,T., “A finite element of orthogonal machining using different tool edge geometries”, Journal of Materials Processing , Vol. 146, pp.72-81

The category of materials used in water-lubricated bearings was briefly outlined and tribological characteristics of most of the materials were compared in the paper.
In this paper the category of materials used in water-lubricated bearings was briefly outlined and tribological characteristics of most of the materials were compared.
Defects of Traditional Bearing Materials There are many types of journal bearing liner materials [3] such as lignumvitae, textolite, rubber, plastomer, ceramic, graphite, steel and alloy etc.
The nonmetal materials of all listed above are the most appropriate and popular materials used in water-lubricated bearings.
[5] X.J.Hua, J.X.Wang et al: Journal of Advanced Manufacturing Systems.

Introduction River channel and harbor dredging activities in China accumulate huge amount of dredge materials (DM) annually that has not been made use of effectively, and proper disposal are limited and expensive[1-2].
DM is often rich in nutrient materials, such as N, P and K and so on, which may be good fertilizer in agriculture [3-6].
[4] W.Q.Ding,B.BAO and D.Wu.Journal of Anhui Agricultural Sciences, Vol.35 (29).(2007), p.9344-9345
Journal of Agricultural Science, Vol. (1). (2000),p.21-24
Journal of NanJing agricultural university, Vol.17(2).(1994), p.54-59