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Online since: June 2014
Authors: Atsushi Nakahira, Hiroshi Onodera, Shinya Yamamoto
Metallic nanofibers and nanowires in special attract much attention as a candidate material for a novel sensor material, magnetic storage media, magnetic beads and hyperthermia materials.
This anodization method is a useful technique for the synthesis of various nanostructured materials [8-14].
Chang, Nanostructured materials prepared by use of ordered porous alumina membranes, Electrochimica Acta 50 (2005) 2997–3013
Fukuda, Ordered metal nanohole arrays made by a two-step replication of honeycomb structures of anodic alumina, Science 268 (1995) 1466–1468
Kubo, Preparation of Ti with nanoholed TiO2 layer by anodic oxidation for medical applications, Advances in Technology of Materials and Materials Processing Journal (ATM) 9 (2007) 41–44
Online since: January 2007
Authors: Gisela Standke, Günther Stephani, Joerg Adler, Kerstin Kümmel, Peter Quadbeck
This feature allows the density of the materials - and hence the physical properties - to be adjusted over a very wide range.
Due to this large structural variability of the foams and the large number of starting materials that can be employed, the foams have an enormous range of properties.
These facts and the advantages of near-net-shape production mean that these materials have a broad range of applications.
Bobyn et al.: Journal of Bone and Joint Surgery, Vol. 86A (2004), p.123-129 [7] K.
Ashby, Current Opinion in Solid State & Materials Science Vol. 3, (1998), p. 228-303 [15] L.J.
Online since: November 2011
Authors: Chen Rui Du, Yan Tang, Wei Xu Jiang, Li Hou
As the magnetic flux leakage phenomenon, edge effect, soft magnetic materials’ non-linear characteristics of magnetic etc., magnetic circuit analysis has not met the today’s studying.
The materials of rotor and stator are silicon steel, which is a kind of soft magnetic materials.
The material numbers are respectively 3rd and 4th.
Its materials number is 2nd. μ0, the relative permeability, equals 1.
Its material number is 1st.
Online since: August 2014
Authors: Shu Cai Li, Ren Tai Liu, Zhao Feng Li, Zong Hui Zhou
It is mainly from the oxides of elements in molten iron and scrap steel, the impurities of burden such as limestone, fluorite, silica, and oxidants, the desulphurization products and the erosion of lining materials[1][2].
Li Weifeng, Wang Jing-gang et al have found that the silicate slag phase can be extracted by organic acids [3], Tang Ming Shu and others proved that a certain amount of MgO, FeO, MnO, etc. can solve in silicate phase and iron-aluminate phase while seriously affects the soundness and properties of materials [4].
Experimental 1) Raw materials and test equipments Steel slag was provided by Jinan Iron and Steel Group (Shandong, China), and the chemical compositions of steel slag was shown in Table 1.
Journal of the Chinese Ceramic Society, 1979, 7 (1): 35-46
Advanced materials research, 2011,177: 481-484. 14.
Online since: December 2010
Authors: Xiu Shao Zhao, Lin Li Mo, Da Xin Geng
According to triaxial test results, the original soil strength parameters are material No.I in table 1, and the disturbed soil strength parameters are discounted based on the material No.
The soil material still uses material No.
Table 2 is the results by adopting materials No.I, II, III, VI, V, VI, VII in table 1, which drilling depth is 23 meters and dumped-soil load is 60kPa.
Material No.
[3]Rui Wang, Hai-xia Chen, Guang-feng Wang: Journal of Tianjin Polytechnic University.
Online since: November 2013
Authors: Iuliana Vintila
Financial performance Analysis using meaningful process parameters: technological yields, plant energy saving and materials consummation, manopera, plant investment.
The Financial Performance Analysis was conducted with taking into consideration the materials (technological yields, utilities, plant surface, and auxiliary materials) and human resourses estimated for the sunflower oil plant with improved oil-extraction technology.
Average Materials and Human Resources Input in the improved technology Utility Consummation Caustic(1.5% oil free acidity) 2.45 kg/t Sulfuric acid(1.5% oil free acidity) 3.58 kg/t Bleaching earth 3.58 kg/t Paper filter material 0.18 kg/t Textile filter material 0.19 kg/t Sodium cloride 3.5 kg/t Energy(electricity) 0.080-0.130 MWh/t Steam 120 kg/t Technological Water 109-150 mc/t Plant Surface (including refining) 10 mp /hl Operators (labour input) 0.81 person /hl The dehulling was found as a key processing step due to increasing industrial capacity and further rafinability potential of oilseeds, especially in case of high oil and hulls content seeds.
The improvement of the ecological processing will be based on existing data of energy and materials usage subsequently converted into land-transformation equivalence using the Ecoinvent, [8, 9] and Ademe databases ,[10].
Davis, The smart manufacturing revolution, Manufacturing Executive Leadership Journal, 11, (2010)
Online since: November 2023
Authors: Ikuo Shohji, Tatsuya Kobayashi, Muneyoshi Iyota, Toshiki Nonomura, Tsuyoshi Kosaka
Since their specific resistances, coefficients of thermal expansion and melting points are different between steel and the Al-alloy, the resistance spot welding with both materials is not easy.
In the tensile shear test, the reinforcing sheets which have the same thickness of the opposite materials were attached on the both ends of the joint specimen to reduce the effect of bending.
Hirata, Welding and joining technology in government project of research and development on innovative structural materials operated by NEDO and ISMA, Journal of The Japan Welding Society 86 (2017) 6-11
Carlson, Joining of dissimilar materials, CIRP Ann.
Kamakoshi, Microstructure and Fatigue Behaviors of Dissimilar A6061/Galvannealed Steel Joints Fabricated by Friction Stir Spot Welding, Materials 14 (2021) 3877
Online since: April 2004
Authors: Akira Shimamoto, Ryo Kubota
Materials show different fracture behavior under dynamic load from that in static load.
Moreover, a singularity stress field is formed in the part around defects when the defect like the crack exists in the material, and a rapid decrease in material strength is caused.
As a light metal material which substitutes it for the resin material it not to be possible to follow to the flow of thin, light and small products in respect of the rigidity in the consumer electronic field recently, and lightness and the high strength material such as magnesium alloys try to be used widely.
S.Takahashi, T.Shimizu, Science of Machine, 37-4 (1985), p485-490 2.
T.Shimizu, H.Shimada, JOURNAL of JSNDI 31-4 (1980), p125-133 0 10 20 30 40 50 60 70 80 90 0 1 2 3 4 5 crack angle(degree) KI (MPa࡮m^1/2) ٤� static� �� �� �� � ٨� dynamic 0q 45q 90q 90q Fig.8.
Online since: January 2012
Authors: Hiroshi Numakura, Naoki Yoshinaga, Kohsaku Ushioda, K. Honda, K. Nakano, T. Yokoi, D. Maeda
Ushioda2 1 Department of Materials Science, Osaka Prefecture University, Sakai 599-8531, Japan 2 Steel Research Laboratories, Research and Engineering Center, Nippon Steel Corporation, Futtsu 293-8511, Japan a honda.kj.09@mtr.osakafu-u.ac.jp, b numakura@mtr.osakafu-u.ac.jp (corresponding author) Keywords: dual-phase steel, Snoek relaxation, carbon, iron, ferrite, martensite Abstract.
Such effects of alloying elements are to be studied next, after building the method with simple unalloyed materials.
Composition, equilibration temperature and phase constitution of the materials.
Kinra (Eds.), M3D III: Mechanics and Mechanisms of Material Damping, ASTM STP 1304, American Society for Testing and Materials, West Conshohocken, PA, 1997, pp. 383-393
Massalski (Ed.), Binary Alloy Phase Diagrams, Second ed., ASM International, Vol. 1, Materials Park, OH, 1990, pp. 842-848
Online since: August 2012
Authors: Feng Jiao, Jing Lin Tong, Bo Zhao
Ultrasonic vibration turning possess the advantages of small cutting force, high efficiency, high machining accuracy, high surface precision and long tool life [10], so it applies to precision machining and ultra precision processing of difficult machining materials such as hardened steel.
Materials and Experimental procedures Materials.
The main cause of residual compressive stress induced in turning process was a large plastic deformation produced in materials surface , which PCBN cutter flank Repeatedly pressed on GCr15 bearing steel and negative chamfer and Obtuse parts of cutter extruded material in front of cutter .
The springback amount of GCr15 surface materials reduces with deformation increasing, so the ironing effect weakened when ultrasonic turning GCr15 bearing steel.
ASME, Vol.122 (2000) , pp.642–649 [8] Meng Liu, Jun-ichiro Takagi, Akira Tsukuda: Journal of Materials Processing Technology, Vol.150(2004) No. 3,pp. 234-241 [9] S.R.
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