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Online since: July 2017
Authors: Qing Chao Sun, Wei Sun, Yue Ma, Hong Fu Wang, Yu Bin Huang
Experimental Verification shows the outcomes of this prediction method are basically correct.
1.
Up to 75% of the overall geometrical errors of machined work pieces can be induced by the effects of temperatures [1,2].
Fig.1 shows the schematic diagram of the research object, a 4-axes horizontal machine tool.
References [1] Mayr J, Jedrzejewski J, Uhlmann E, et al.
Journal of Engineering for Industry, 1993, 115(4): 472-479
Up to 75% of the overall geometrical errors of machined work pieces can be induced by the effects of temperatures [1,2].
Fig.1 shows the schematic diagram of the research object, a 4-axes horizontal machine tool.
References [1] Mayr J, Jedrzejewski J, Uhlmann E, et al.
Journal of Engineering for Industry, 1993, 115(4): 472-479
Online since: April 2007
Authors: Ming Xing Ai, Yang Zhou, Hong Xiang Zhai, Shi Bo Li, Zhi Li Zhang, Zhen Ying Huang
Ti3AlC2, as a member of the family of ternary carbides and nitrides M3AX2 (where M is a
transition metal, A is an A-group element, and X is either C or N) that possess an unusual combination
of mechanical, electrical, thermal and chemical properties [1], has been attracted attention in the last
few years.
The bulk polycrystalline Ti3AlC2 has a low Vickers hardness, low thermal expansion coefficient, high modulus, high compressive strength, excellent resistances to oxidation and thermal shock, unusual brittle-to- ductile character and damage tolerance, readily machinability, and particularly a good electric and thermal conductivity [1].
emphasized that the fracture strength, even if the lowest 808 MPa, is higher considerably than either of the polycrystal Ti3AlC2 bulk (∼ 375 MPa [1]) and general Cu-alloys (400 ∼ 600 MPa).
References [1] N.V.
Vol 475-479 (2004), pp. 1251
The bulk polycrystalline Ti3AlC2 has a low Vickers hardness, low thermal expansion coefficient, high modulus, high compressive strength, excellent resistances to oxidation and thermal shock, unusual brittle-to- ductile character and damage tolerance, readily machinability, and particularly a good electric and thermal conductivity [1].
emphasized that the fracture strength, even if the lowest 808 MPa, is higher considerably than either of the polycrystal Ti3AlC2 bulk (∼ 375 MPa [1]) and general Cu-alloys (400 ∼ 600 MPa).
References [1] N.V.
Vol 475-479 (2004), pp. 1251
Online since: November 2012
Authors: Yan Xiao Han, Ze Zao Song, Yan Kun Zhang
In the test, the type of profiled steel sheet is YX-76-344-688, shown in Figure 1, the length is 3000mm.
The material properties are shown in Table 1.
Table 1 Material properties of profiled steel sheet Type Thickness [mm] Section Area[ mm2] Section Modulus[105MPa] Yield Strength [N/mm2] Ultimate Strength [N/mm2] YX-76-344-688 1.2 444.9 2.06 371 448.9 Fig.1 The section of YX-76-344-688 Lightweight aggregate concrete.
The mix proportion of lightweight aggregate concrete Type Coarse Aggregate [] Cement [] Fine Aggregate [] Water [] water: cement: coarse: fine LC25 479 440 1024 205 1:2.1:2.3:5.0 Specimen design.
References [1] Bode Helmut, Sauer born Ingeborg.
The material properties are shown in Table 1.
Table 1 Material properties of profiled steel sheet Type Thickness [mm] Section Area[ mm2] Section Modulus[105MPa] Yield Strength [N/mm2] Ultimate Strength [N/mm2] YX-76-344-688 1.2 444.9 2.06 371 448.9 Fig.1 The section of YX-76-344-688 Lightweight aggregate concrete.
The mix proportion of lightweight aggregate concrete Type Coarse Aggregate [] Cement [] Fine Aggregate [] Water [] water: cement: coarse: fine LC25 479 440 1024 205 1:2.1:2.3:5.0 Specimen design.
References [1] Bode Helmut, Sauer born Ingeborg.
Online since: October 2011
Authors: Kyo Han Kim, Tapash R. Rautray
HA coated specimens achieve bone mineralization directly on the coating surface [1].
References [1] T.
Umakoshi, Bone 31 (2002) 479–487
Mech. 30 (1993) 1–66
References [1] T.
Umakoshi, Bone 31 (2002) 479–487
Mech. 30 (1993) 1–66
Online since: January 2014
Authors: Xin Jian Luo, Yu Ling Song
Introductions
Institutions should develop natural resources and achieve objectives of ordinary PE curriculum outdoor sports for peoples in manufacturing industry [1].
References [1] Wan Chia-Ching (2010) Outdoor airborne contamination control for semiconductor manufacturing process.
Advanced Materials Research 479: 676-679
Adult Education 1(4): 112-114
References [1] Wan Chia-Ching (2010) Outdoor airborne contamination control for semiconductor manufacturing process.
Advanced Materials Research 479: 676-679
Adult Education 1(4): 112-114
Online since: January 2012
Authors: Hideki Hosoda, Tomonari Inamura
However, the actuation strain observed was very small around 10ppm which was 1/1000 times lower than the calculated value.
A representative FSMA is NiMnGa, and 0.2% magnetic-field-induced strain (MFIS) was firstly reported by Ullakko et al. [1, 2].
Fig. 1 Fabrication of ferromagnetic shape memory alloy particles (FSMAP) and FSMAP/polymer composites proposed by our group as an industrial process.
References [1] K.
Forum, 475-479 (2005) p.2067
A representative FSMA is NiMnGa, and 0.2% magnetic-field-induced strain (MFIS) was firstly reported by Ullakko et al. [1, 2].
Fig. 1 Fabrication of ferromagnetic shape memory alloy particles (FSMAP) and FSMAP/polymer composites proposed by our group as an industrial process.
References [1] K.
Forum, 475-479 (2005) p.2067
Online since: September 2018
Authors: Gilbert Silva, Mírian de Lourdes Noronha Motta Melo, Claudiney de Sales Pereira Mendonça, Vander Alkmin dos Santos Ribeiro, Mateus Morais Junqueira, Daniela Sachs, Leonardo Albergaria Oliveira
Vacuum sintering of duplex stainless steels offer the advantage of high combined sintering temperature with the reduction of oxides [1].
Fig 1: Chips from the duplex stainless steel.
Pores Fig 5: Micrograph of a duplex stainless steel sintered at 1200 °C for 1 hour.
References [1] E.
Moon: Mater Sci Forum Vols. 475-479 (2005), p. 2527.
Fig 1: Chips from the duplex stainless steel.
Pores Fig 5: Micrograph of a duplex stainless steel sintered at 1200 °C for 1 hour.
References [1] E.
Moon: Mater Sci Forum Vols. 475-479 (2005), p. 2527.
Online since: September 2015
Authors: Aakash Kumar, Shahrukh Shamim, Gaurav Sharma, Chandrabalan Sasikumar, Himkar Singh
The procedure was repeated with additions of 0 wt.%, 0.5 wt.%, 1 wt.%, 2 wt.% and 4 wt.% Cr.
Results and discussions: Microstructural analysis: The microstructures of Al-Si-Mg alloys added with 0, 0.5, 1, 2 and 4 weight percent of Chromium are delineated in fig. 1(a-e) respectively.
Fig. 1(a) shows typical microstructure of Al-Si-Mg alloy with no Chromium addition.
References [1] Zhu Z F, Lan Y F.
Samuela, Effect of grain refiner on the tensile and impact properties of Al–Si–Mg cast alloys, Materials & Design, Volume 56, April 2014, Pages 468–479
Results and discussions: Microstructural analysis: The microstructures of Al-Si-Mg alloys added with 0, 0.5, 1, 2 and 4 weight percent of Chromium are delineated in fig. 1(a-e) respectively.
Fig. 1(a) shows typical microstructure of Al-Si-Mg alloy with no Chromium addition.
References [1] Zhu Z F, Lan Y F.
Samuela, Effect of grain refiner on the tensile and impact properties of Al–Si–Mg cast alloys, Materials & Design, Volume 56, April 2014, Pages 468–479
Online since: April 2015
Authors: Šárka Keprdová
Fig. 1: Technical hemp: on the left, hemp in growth [5]; in the middle, hemp before harvest [5]; on the right, shives hemp.
Table 1: The marking and composition of the mixtures.
(mK)-1] 0 time 7 days 28 days 60 days 7 days 28 days 60 days C1 902 856 768 724 0,88 1,08 1,21 0,091 C2 926 731 642 622 1,08 1,21 1,36 0,088 C3 987 839 764 721 1,21 1,73 1,92 0,096 CD1 864 673 618 481 0,43 0,57 0,87 0,084 CD2 869 785 698 553 0,51 0,84 1,09 0,080 CD3 924 814 737 719 0,95 1,01 1,34 0,086 CH1 843 754 601 468 0,49 0,67 0,83 0,075 CH2 903 764 624 567 0,94 1,21 1,45 0,079 CH3 867 704 622 526 0,76 0,87 1,29 0,081 CV1 864 749 538 454 0,46 0,75 1,02 0,071 CV2 873 658 598 487 0,64 0,87 1,17 0,074 CV3 852 764 613 514 0,74 0,94 1,26 0,086 CVD1 913 587 543 541 0,67 0,91 1,19 0,081 CVD2 869 792 637 552 0,73 0,85 1,13 0,082 CVD3 917 860 724 637 0,62 0,92 1,18 0,097 CVH1 864 647 567 479 0,91 1,14 1,20 0,083 CVH2 820 662 529 482 1,02 1,16 1,38 0,081 CVH3 846 803 749 617 0,98 1,09 1,35 0,084 Summary Use of natural materials in construction is quite closely connected with the construction of low energy and passive houses.
References [1] Information on Tradical®, http://www.lhoist.co.uk/tradical/hemp-lime.html [2] Sladký, V. (2002) Cannabis - the ancient cultural plant in Europe and the Czech Republic.
Building materials Jaga group, s.r.o., Bratislava, ISBN 80-8076-007-1
Table 1: The marking and composition of the mixtures.
(mK)-1] 0 time 7 days 28 days 60 days 7 days 28 days 60 days C1 902 856 768 724 0,88 1,08 1,21 0,091 C2 926 731 642 622 1,08 1,21 1,36 0,088 C3 987 839 764 721 1,21 1,73 1,92 0,096 CD1 864 673 618 481 0,43 0,57 0,87 0,084 CD2 869 785 698 553 0,51 0,84 1,09 0,080 CD3 924 814 737 719 0,95 1,01 1,34 0,086 CH1 843 754 601 468 0,49 0,67 0,83 0,075 CH2 903 764 624 567 0,94 1,21 1,45 0,079 CH3 867 704 622 526 0,76 0,87 1,29 0,081 CV1 864 749 538 454 0,46 0,75 1,02 0,071 CV2 873 658 598 487 0,64 0,87 1,17 0,074 CV3 852 764 613 514 0,74 0,94 1,26 0,086 CVD1 913 587 543 541 0,67 0,91 1,19 0,081 CVD2 869 792 637 552 0,73 0,85 1,13 0,082 CVD3 917 860 724 637 0,62 0,92 1,18 0,097 CVH1 864 647 567 479 0,91 1,14 1,20 0,083 CVH2 820 662 529 482 1,02 1,16 1,38 0,081 CVH3 846 803 749 617 0,98 1,09 1,35 0,084 Summary Use of natural materials in construction is quite closely connected with the construction of low energy and passive houses.
References [1] Information on Tradical®, http://www.lhoist.co.uk/tradical/hemp-lime.html [2] Sladký, V. (2002) Cannabis - the ancient cultural plant in Europe and the Czech Republic.
Building materials Jaga group, s.r.o., Bratislava, ISBN 80-8076-007-1
Online since: May 2004
Authors: S. Filipe, João M. Maia, M.T. Cidade
Maia
1,*
, M.
The gap was set at 1 mm and the temperature range used for these measurements was 180-240 ºC.
Storage modulus at 220 ºC for the pure components and for the blends. 1,00E+03 1,00E+04 1,00E+05 1,00E+06 1,00E-03 1,00E-02 1,00E-01 1,00E+00 1,00E+01 time [s] Transient extensional viscosity [Pa.s] 0.10-20% 0.12-10% 1.15 -20% 1.34-10% LVE-20% LVE-10% 10% vs. 20% PLC 1,00E+03 1,00E+04 1,00E+05 1,00E+06 1,00E-03 1,00E-02 1,00E-01 1,00E+00 1,00E+01 time [s] Transient extensional viscosity [Pa.s] 0.10-20% 0.12-10% 1.15 -20% 1.34-10% LVE-20% LVE-10% 10% vs. 20% PLC Fig. 4.
Title of Publication (to be inserted by the publisher) 479 Fig. 6.
References [1] B.
The gap was set at 1 mm and the temperature range used for these measurements was 180-240 ºC.
Storage modulus at 220 ºC for the pure components and for the blends. 1,00E+03 1,00E+04 1,00E+05 1,00E+06 1,00E-03 1,00E-02 1,00E-01 1,00E+00 1,00E+01 time [s] Transient extensional viscosity [Pa.s] 0.10-20% 0.12-10% 1.15 -20% 1.34-10% LVE-20% LVE-10% 10% vs. 20% PLC 1,00E+03 1,00E+04 1,00E+05 1,00E+06 1,00E-03 1,00E-02 1,00E-01 1,00E+00 1,00E+01 time [s] Transient extensional viscosity [Pa.s] 0.10-20% 0.12-10% 1.15 -20% 1.34-10% LVE-20% LVE-10% 10% vs. 20% PLC Fig. 4.
Title of Publication (to be inserted by the publisher) 479 Fig. 6.
References [1] B.