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Online since: July 2007
Authors: Richard Aerens, Yasemin Tunckol, Joost R. Duflou
Table 1: Process variables and ranges studied in the face-centered composite design
Levels
Process variables
Low Middle High Responses
Step size [mm] ♦z 0.45 0.6 0.75 Fzp [N]
Wall angle � 40 50 60 Fzs [N]
Tool diameter [mm] dt 10 15 20 Fxy [N]
Sheet thickness [mm] t 0.85 1.2 1.5
Experimental Set-up and Tested Materials.
Since Al 3103-O, in annealed state, has the same mechanical properties and chemical composition, this material is also included in the test program.
Acknowledgement The authors would like to acknowledge the financial support from the Institute for the Promotion of Innovation by Science and Technology in Flanders (IWT) and from the Interuniversity Attraction Poles (IAP) Research Network.
Vanherck: Force Measurments for Single Point Incremental Forming: an Experimental Study, Advanced Materials Research, Vols 6-8 (2005), p. 441-448 [3] J.
Jeswiet: Wall thickness variations in single-point incremental forming, IMECHE Part B, Journal of Engineering Manufacture, Vol 218 no.11 (2004), p. 1453-1459 (7).
Since Al 3103-O, in annealed state, has the same mechanical properties and chemical composition, this material is also included in the test program.
Acknowledgement The authors would like to acknowledge the financial support from the Institute for the Promotion of Innovation by Science and Technology in Flanders (IWT) and from the Interuniversity Attraction Poles (IAP) Research Network.
Vanherck: Force Measurments for Single Point Incremental Forming: an Experimental Study, Advanced Materials Research, Vols 6-8 (2005), p. 441-448 [3] J.
Jeswiet: Wall thickness variations in single-point incremental forming, IMECHE Part B, Journal of Engineering Manufacture, Vol 218 no.11 (2004), p. 1453-1459 (7).
Online since: September 2013
Authors: Zong Wu Wang, Xiao Kun Li, Guohe Huang
[4] Wan Jianxue , Gao Weiheng:Journal of Xi’An Jiao Tong University, 2008,42 (8)
Moore:International Journal of Systems Science,1993,24(1):159~172
[6] Huang,G.H, Baetz, B.W., Patry,G.G:Journal of Operational Research, 1995, 83(2):594~620
[9] Zongwu Wang,Guohe Huang,Yantao Niu : International Conference on Advanced Engineering Materials and Technology(2013) [10] Emission standard of air pollutants for thermal power plants, GB13223-2003 & GB13223-2011.
Moore:International Journal of Systems Science,1993,24(1):159~172
[6] Huang,G.H, Baetz, B.W., Patry,G.G:Journal of Operational Research, 1995, 83(2):594~620
[9] Zongwu Wang,Guohe Huang,Yantao Niu : International Conference on Advanced Engineering Materials and Technology(2013) [10] Emission standard of air pollutants for thermal power plants, GB13223-2003 & GB13223-2011.
Online since: September 2019
Authors: Nataliya A. Gavrilenko, Nadezhda V. Saranchina, Anna A. Dudkina, Maria M. Gavrilenko
TPP is a specially created material containing functional groups, which make it possible to extract both organic reagents and metal ions.
Regulation (EC) No 1881/2006 setting maximum levels for certain contaminants in foodstuffs, Official Journal of the European Union L, 173, 6–9
Science. 301, (2003) 1203
Cámara A new specific polymeric material for mercury speciation, Application to environmental and food samples.
Mokrousov, A sensitive optical element for mercury(II), Journal of Analytical Chemistry 62(9) (2007) 832-836
Regulation (EC) No 1881/2006 setting maximum levels for certain contaminants in foodstuffs, Official Journal of the European Union L, 173, 6–9
Science. 301, (2003) 1203
Cámara A new specific polymeric material for mercury speciation, Application to environmental and food samples.
Mokrousov, A sensitive optical element for mercury(II), Journal of Analytical Chemistry 62(9) (2007) 832-836
Online since: September 2011
Authors: Shi Chang Li, Shao Bin Gu, Ke Wei Li, Ying Wu, Guo Wei Lu
However, the interaction between audible sound and biological materials is usually neglected in the field of biological research.
Materials and Methods A.
The speaker along with UV lamp, rotating sample holder are installed in the sound load chamber whose inner walls are made with sound absorbing material.
Acknowledgment This investigation was supported by the Startup Foundation for Advanced Talents of Henan University of Science and Technology (06-021), Natural Science Foundation of Henan Educational Committee (2008A180007).
Kaplan, Cell differentiation by mechanical stress, The FASEB Journal.
Materials and Methods A.
The speaker along with UV lamp, rotating sample holder are installed in the sound load chamber whose inner walls are made with sound absorbing material.
Acknowledgment This investigation was supported by the Startup Foundation for Advanced Talents of Henan University of Science and Technology (06-021), Natural Science Foundation of Henan Educational Committee (2008A180007).
Kaplan, Cell differentiation by mechanical stress, The FASEB Journal.
Online since: May 2011
Authors: Min Zhou, Jin Lu Jia, Jian Hua Zheng
School of Civil and Environment Engineering, University of Science and Technology Beijing, Beijing 100083
2.Comprehensive Survey of Building Research & Design Institute Co., Ltd, Beijing 100007;
3.
The calculation step is that: If the pile material is elastic, calculation of reinforcement axial force at each section of pile based on Eq.1: (1) Wherein: K is calibration factor (kN/Hz2); Fi is steel string vibration frequency of i section at a load effect (Hz); F0 initial value of frequency (Hz); B is correction value of calculation.
China Academic Journal Electronic Pbulishing House, 2004, 34(12): 8-10 (In Chinese)
Chinese Journal of Geotechnical Engineering, 2006,28(1): 113-117 (In Chinese)
The calculation step is that: If the pile material is elastic, calculation of reinforcement axial force at each section of pile based on Eq.1: (1) Wherein: K is calibration factor (kN/Hz2); Fi is steel string vibration frequency of i section at a load effect (Hz); F0 initial value of frequency (Hz); B is correction value of calculation.
China Academic Journal Electronic Pbulishing House, 2004, 34(12): 8-10 (In Chinese)
Chinese Journal of Geotechnical Engineering, 2006,28(1): 113-117 (In Chinese)
Online since: February 2012
Authors: Xiao Jing Li
Bring economic development by recovering culture to realize the perfect unification of material civilization and spiritual civilization, therefore becoming an important part during the development of minority sports resources.
References [1] Zhang Xuanhui, Guo Yongdong etc, Research on the Development of Southwest Ethnic Minority Traditional Sports, Journal of Chengdu Sport University(2005) [2] Lu Pingsheng, Pan Jian, Studay on Social Values for Developing Sport Resources in Northwestern Regions, Journal of Wuhan Institute of Physical Education(2006) [3] Wang Weiping, Zhang Liankai etc, Research on the Development of Southwest Ethnic Minority Traditional Sports, Sports Culture Guide(2008) [4] Rao Yuan, Zhang Yungang, Discussion on Character and Enlightenment of National Minority Sports Policy in China, China Sport Science(2007)
References [1] Zhang Xuanhui, Guo Yongdong etc, Research on the Development of Southwest Ethnic Minority Traditional Sports, Journal of Chengdu Sport University(2005) [2] Lu Pingsheng, Pan Jian, Studay on Social Values for Developing Sport Resources in Northwestern Regions, Journal of Wuhan Institute of Physical Education(2006) [3] Wang Weiping, Zhang Liankai etc, Research on the Development of Southwest Ethnic Minority Traditional Sports, Sports Culture Guide(2008) [4] Rao Yuan, Zhang Yungang, Discussion on Character and Enlightenment of National Minority Sports Policy in China, China Sport Science(2007)
Online since: December 2010
Authors: Xing Fei Yuan, Jia Min Guo, Shi Lin Dong, Yong Li Hou
The important parameter that influence mechanical response of suspen-dome include: structural geometrical configuration, element section character, material character, prestress value, radial restraining stiffness[5-6].
Acknowledgments This work is supported by Zhejiang Province Natural Science Foundation, Project Number Y1091175;The Fourth Phase of The Shanghai the High Building Project, Project Number :B210008G; Shanghai Maritime University Leading Academic Discipline Project, Project Number: A2010030.
Design,test and realization of "suspend-dome" system [J].Journal of IASS,1999,40(131):179~192
China Civil Engineering Journal,2009,41(12):1-7.
Acknowledgments This work is supported by Zhejiang Province Natural Science Foundation, Project Number Y1091175;The Fourth Phase of The Shanghai the High Building Project, Project Number :B210008G; Shanghai Maritime University Leading Academic Discipline Project, Project Number: A2010030.
Design,test and realization of "suspend-dome" system [J].Journal of IASS,1999,40(131):179~192
China Civil Engineering Journal,2009,41(12):1-7.
Online since: May 2023
Authors: Tobias Erlbacher, Michael Schraml, Niklas Papathanasiou, Tilman Weiss, Alexander May
., space science, semiconductor high-resolution lithography [1] and monitoring of 172 nm excimer radiation curing [2].
Due to its wide bandgap of 3.26 eV [3], which corresponds to a cut-off wavelength of 380 nm, 4H-SiC offers optimal conditions for visible blind UV photodiodes making it the material of choice for UV sensors.
D'Arrigo, Visible Blind 4H-SiC P+-N UV Photodiode Obtained by Al Implantation, IEEE Photonics Journal 7 (2015) 1–6
Wu, High-performance 4H-SiC-based ultraviolet p-i-n photodetector, Journal of Applied Physics 102 (2007) 24505
Due to its wide bandgap of 3.26 eV [3], which corresponds to a cut-off wavelength of 380 nm, 4H-SiC offers optimal conditions for visible blind UV photodiodes making it the material of choice for UV sensors.
D'Arrigo, Visible Blind 4H-SiC P+-N UV Photodiode Obtained by Al Implantation, IEEE Photonics Journal 7 (2015) 1–6
Wu, High-performance 4H-SiC-based ultraviolet p-i-n photodetector, Journal of Applied Physics 102 (2007) 24505
Online since: June 2006
Authors: Algirdas Vaclovas Valiulis, O. Chernashejus, Vitalijus Rudzinskas
Chernashejus 1,c
1Materials Science and Welding Department, Vilnius Gediminas Technical University,
Basanaviciaus 28, LT-2009 Vilnius, Lithuania
a
vitrud@me.vtu.lt, balgirdas.valiulis@vtu.lt, colecer@me.vtu.lt
Keywords: steam line, bent elbows, operation reliability, steel structure.
Mathematical modeling (FEM) of a heat transfer was carried out in view of temperature dependence of material properties (thermal conduction, thermal capacity, coefficient of a convective heat transfer and density).
Cohn: Creep Relaxation Behavior of high-energy piping (Journal of Pressure Vessel Technology, 122, 2000), p. 483 - 493 [5] H.
Youhnan: Nonlinear Analysis of Pipe bends Subjected to Out-of-Plane Moment Loading and Internal Pressure (ASME Journal of Pressure Vessel Technology, Vol. 123 2001), p. 253 - 258 10 100 1000 4230 10000 100000 Number of cycles [Na] [σaF], MPa 1x103 10 707.7 26 53
Mathematical modeling (FEM) of a heat transfer was carried out in view of temperature dependence of material properties (thermal conduction, thermal capacity, coefficient of a convective heat transfer and density).
Cohn: Creep Relaxation Behavior of high-energy piping (Journal of Pressure Vessel Technology, 122, 2000), p. 483 - 493 [5] H.
Youhnan: Nonlinear Analysis of Pipe bends Subjected to Out-of-Plane Moment Loading and Internal Pressure (ASME Journal of Pressure Vessel Technology, Vol. 123 2001), p. 253 - 258 10 100 1000 4230 10000 100000 Number of cycles [Na] [σaF], MPa 1x103 10 707.7 26 53
Online since: June 2022
Authors: Eva Bou-Belda, Edgar Marcelino-Perez, Ana Amat Payá, Antonio Arques Sanz, Rafael Vicente, Marilés Bonet-Aracil
Introduction
Since its synthesis, synthetic polymers have become one of the most used materials in the whole world.
Besides the importance and benefits of this kind of materials to the society, in recent years its importance has focused on its potential as a pollutant in several environments.
Experimental Chemicals and materials The PA6.6 used in this study has been supplied by the Textile Department of the Polytechnic University of Valencia.
Velasco-Santos, Effects on the thermo-mechanical and crystallinity properties of nylon 6,6 electrospun fibres reinforced with one dimensional (1D) and two dimensional (2D) carbon, Materials (Basel). 6 (2013) 3494–3513
Yu, Transient Confinement of the Quaternary Tetramethylammonium Tetrafluoroborate Salt in Nylon 6 , 6 Fibres : Structural Developments for High Performance Properties, Materials, 14 (2021) 2938
Besides the importance and benefits of this kind of materials to the society, in recent years its importance has focused on its potential as a pollutant in several environments.
Experimental Chemicals and materials The PA6.6 used in this study has been supplied by the Textile Department of the Polytechnic University of Valencia.
Velasco-Santos, Effects on the thermo-mechanical and crystallinity properties of nylon 6,6 electrospun fibres reinforced with one dimensional (1D) and two dimensional (2D) carbon, Materials (Basel). 6 (2013) 3494–3513
Yu, Transient Confinement of the Quaternary Tetramethylammonium Tetrafluoroborate Salt in Nylon 6 , 6 Fibres : Structural Developments for High Performance Properties, Materials, 14 (2021) 2938