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Online since: July 2007
Authors: Luigi Tricarico, G. Basile, Regula Spina, A. Ancona, T. Sibillano, Donato Sorgente
Introduction
Laser material welding of aluminum alloys is working together or replacing conventional
manufacturing processes in an increasing number of industrial applications.
The investigated material was the AA5083-H111 alloy (ISO AlMg4.5Mn), the mechanical properties of which are reported in Table 1.
The maximum value of the UTS ratio was 90% of the base material with porosity content less than 3%
[2] J.Weston, Phd Thesis, Dept. of Materials Science and Metallurgy, Univ. of Cambridge (1999)
[3] J.Xie, Welding Journal, Vol. 10 (2002), p.223
The investigated material was the AA5083-H111 alloy (ISO AlMg4.5Mn), the mechanical properties of which are reported in Table 1.
The maximum value of the UTS ratio was 90% of the base material with porosity content less than 3%
[2] J.Weston, Phd Thesis, Dept. of Materials Science and Metallurgy, Univ. of Cambridge (1999)
[3] J.Xie, Welding Journal, Vol. 10 (2002), p.223
Online since: August 2014
Authors: W.Y. Ip, Angela W.H. Ho
Material and Method: Eighteen adult Sprague-Dawley rats were used.
The fabrication methods used to construct the conduit should be cost-effective, simple, and easily applied to a wide variety of materials.
Various materials such as nerve growth factors, platelet degradation products, stem cells may be used to fill the conduit and see if it facilitates the regeneration of nerve in future studies.
Master of Medical Science Dissertation.
Master of Medical Science Dissertation.
The fabrication methods used to construct the conduit should be cost-effective, simple, and easily applied to a wide variety of materials.
Various materials such as nerve growth factors, platelet degradation products, stem cells may be used to fill the conduit and see if it facilitates the regeneration of nerve in future studies.
Master of Medical Science Dissertation.
Master of Medical Science Dissertation.
Online since: October 2014
Authors: Ibrahim Azmi, Mohammad Soffi Md Noh, Zakiah Ahmad
As wood production requires less energy and lower carbon emissions from the forestry and wood processing, it can be a low-energy building materials and suitable to substitute other materials such as concrete and steel [1].
In the last two decades, the production of a variety of wood based products for building applications has shown that woody materials can be used and enhanced features for construction materials [2,3].
ASM Science Journal, 5(1) (2011), 27–35
Construction and Building Materials, 41 (2013), 642–653
IBRACON Structures and Materials J., 1(2) (2008), 158 – 170.
In the last two decades, the production of a variety of wood based products for building applications has shown that woody materials can be used and enhanced features for construction materials [2,3].
ASM Science Journal, 5(1) (2011), 27–35
Construction and Building Materials, 41 (2013), 642–653
IBRACON Structures and Materials J., 1(2) (2008), 158 – 170.
Online since: July 2003
Authors: Janice M. Dulieu-Barton, Keith Worden
Worden
2
1
University of Southampton, School of Engineering Sciences, Highfield, Southampton, SO17 1BJ, UK
2
University of Sheffield, Department of Mechanical Engineering, Mappin Street, Sheffield, S1 3JD, UK
Keywords: Thermoelastic Stress Analysis (TSA), Stress Intensity Factors (SIFs), Crack-tip
Parameters, Genetic Algorithm (GA), Curve-fitting
Abstract.
The detector output, S, known as the thermoelastic signal, is related to the stress changes by the following expression: AS=+∆ )( 21 σσ (1) where A is a calibration constant that is related to the specimen material and detector properties.
Price: Journal of Global Optimisation, 11 (1997) p341
Worden: Measurement Science and Technology 14 (2003), p176
Stanley: Fatigue and Fracture of Engineering Materials and Structures, 23 (2000), p301
The detector output, S, known as the thermoelastic signal, is related to the stress changes by the following expression: AS=+∆ )( 21 σσ (1) where A is a calibration constant that is related to the specimen material and detector properties.
Price: Journal of Global Optimisation, 11 (1997) p341
Worden: Measurement Science and Technology 14 (2003), p176
Stanley: Fatigue and Fracture of Engineering Materials and Structures, 23 (2000), p301
Online since: January 2012
Authors: Jie Sheng Jiang, Wen Xian Yang
Additionally, many factors (e.g. material properties) are considered in modeling process.
Today, various fractal dimension (FD) estimation methods have been reported in literatures and applied to a variety of fields, such as biology [6] and clinical science [7].
Acknowledgement The work described above was supported by the UK National Renewable Energy Centre and China Natural Science Foundation, with the project reference number of 51075331.
Materials Conf.
Sevcik: Complexity International [online] Vol.5 (1998), Information on http://journal-ci.csse.monash.edu.au/ci/vol05/sevcik/sevcik.html
Today, various fractal dimension (FD) estimation methods have been reported in literatures and applied to a variety of fields, such as biology [6] and clinical science [7].
Acknowledgement The work described above was supported by the UK National Renewable Energy Centre and China Natural Science Foundation, with the project reference number of 51075331.
Materials Conf.
Sevcik: Complexity International [online] Vol.5 (1998), Information on http://journal-ci.csse.monash.edu.au/ci/vol05/sevcik/sevcik.html
Online since: July 2008
Authors: Khaled Habib, A. Habib
Habib
1 and K.Habib2
1
Department of Biomedical Engineeirng The University of Iowa
Iowa City, Iowa, 52242, USA
2Materials Science Laboratory, Department of Advanced Systems,
KISR, P.O.Box 24885, SAFAT, 13109, Kuwait
Keywords: Solid nanoporous membranes, Dusty Gas Model (DGM), Solution diffusion, Surface
diffusion, oxygen and carbon dioxide gases transport, and "epidermal" layer (artificial skin ).
An important material property such as the porosity of solid membranes was considered, where porosity is described in terms of void fraction (volume of pores/total volume) and pore radius.
The material composing the porous membrane will consists of silicone, with similar material properties to the "epidermal" layer of the Integra© (Integra LifeSciences, Plainsboro, NJ) artificial skin.
Jackson: Transport in Porous Catalysis, Elsevier Science Publishers, Amsterdam (1977)
Habib: General Model of Hydrogen Transport through Nanoporous Membranes, Journal of Composites B, No. 35 (2004) p.191-195
An important material property such as the porosity of solid membranes was considered, where porosity is described in terms of void fraction (volume of pores/total volume) and pore radius.
The material composing the porous membrane will consists of silicone, with similar material properties to the "epidermal" layer of the Integra© (Integra LifeSciences, Plainsboro, NJ) artificial skin.
Jackson: Transport in Porous Catalysis, Elsevier Science Publishers, Amsterdam (1977)
Habib: General Model of Hydrogen Transport through Nanoporous Membranes, Journal of Composites B, No. 35 (2004) p.191-195
Online since: January 2018
Authors: Shu Qiang Guo, Xin Su, Meng Ran Qiao, Li Bin Qin, Hong Yan Zheng
Thermodynamics on the Modification of Inclusions by Ca and Mg Treatment in GCr18Mo Bearing Steel
Mengran Qiao1,a, Shuqiang Guo2,b, Xin Su3,c, Hongyan Zheng4, Libin Qin5
1-5State Key Laboratory of Advanced Special Steels & Shanghai Key Laboratory of Advanced Ferrometallurgy & School of Materials Science and Engineering, Shanghai University,
Shanghai 200072, China
aqmr127@163.com, bsqguo@shu.edu.cn, cserenity2015@shu.edu.cn
Keywords: GCr18Mo bearing steel, Mg/Ca Treatment, Inclusion modification, Thermodynamics
Abstract.
Thermodynamics of Inclusions GCr18Mo is a new type of high harden-ability bearing material, added with 0.15% ~ 0.25% mass fraction of molybdenum on the basis of GCr15, which has higher impact toughness and fracture toughness.
Acknowledgements This work was supported by the National Natural Science Foundation of China (No.
Hallstedl: Journal of the American Ceramic Society, Vol. 73 (1990): p. 15-23
Thermodynamics of Inclusions GCr18Mo is a new type of high harden-ability bearing material, added with 0.15% ~ 0.25% mass fraction of molybdenum on the basis of GCr15, which has higher impact toughness and fracture toughness.
Acknowledgements This work was supported by the National Natural Science Foundation of China (No.
Hallstedl: Journal of the American Ceramic Society, Vol. 73 (1990): p. 15-23
Online since: January 2011
Authors: Shao Gang Liu, Chen Feng Fan, Zhi Liang Zhu
Kinetics of Monochloramine Decay in model and distribution system waters
Shao-gang LIU1,2,aThis study was supported by National Mega-Project of Science and Technology of China (No. 2008ZX07421-002)
, Chen-feng Fan1b, Zhi-liang Zhu1c
1State Key Laboratory of Pollution Control and Resource Reuse, Key Laboratory of Yangtze Aquatic Environment of Ministry of Education, Tongji University, Shanghai, 200092, China
2Department of Chemical and Ecological Engineering, Guangxi University for Nationalities, Nanning, 536000, China
aliushaogang2005@163.com, bfanchenfeng@163.com, czzl@tongji.edu.cn.
Materials and methods All chemicals were analytical reagent grade or better, and all solvents used in extractions were high-purity grade.
Journal of Environmental Engineering. 1. 16-24. (1998) [10] T.W.
Materials and methods All chemicals were analytical reagent grade or better, and all solvents used in extractions were high-purity grade.
Journal of Environmental Engineering. 1. 16-24. (1998) [10] T.W.
Online since: May 2010
Authors: Roald E. Taymanov, Ksenia Sapozhnikova
Metrological self-check of sensor: an automatic procedure of testing the sensor metrological
serviceability within the process of its operation, which is realized using an accepted reference
value, formed with the help of an additional (redundant) embedded element (measuring transducer
or material measure) or of an additional parameter of an output signal.
Metrological direct self-check of sensor: a metrological self-check performed by means of evaluating the deviation of a measured value from an accepted reference value formed by an embedded element (redundant measuring transducer or material measure) of a higher accuracy.
Barberree, in: Temperature: Its Measurement and Control in Science and Industry, 7, D.C.
Yurish: Sensors & Transducers Journal.
Metrological direct self-check of sensor: a metrological self-check performed by means of evaluating the deviation of a measured value from an accepted reference value formed by an embedded element (redundant measuring transducer or material measure) of a higher accuracy.
Barberree, in: Temperature: Its Measurement and Control in Science and Industry, 7, D.C.
Yurish: Sensors & Transducers Journal.