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Online since: August 2013
Authors: Xin Jun Chai, Jin He Gao, Pei Hang Chen, Yu Jiao Wang
A lot of chemical grouts have been employed as curing agent for conservation of earthen sites, such as natural materials, modified natural materials, methyl methacrylate, organic silicon, PS (modified K2OnSiO2) et. al .
However, no one of these materials can match all the requirements for preserving historical earthen sites, such as strength, permeability, color, durability, water stability, climate resistance [2-5].
Material Properties Tianluoshan earthen soil.
Journal of the American institute of conservation, 1986, 25(2):83-92
Appliced Mechanics and Materials Vols.256-259 (2013). pp.86-89
However, no one of these materials can match all the requirements for preserving historical earthen sites, such as strength, permeability, color, durability, water stability, climate resistance [2-5].
Material Properties Tianluoshan earthen soil.
Journal of the American institute of conservation, 1986, 25(2):83-92
Appliced Mechanics and Materials Vols.256-259 (2013). pp.86-89
Online since: June 2014
Authors: Feng Xiao Huang, Zhao Hai Yang, Da Wei Jin, Lin Jing Qin, Jin Gang Liu, Zhong Hao Jiang
Thin wall formed by multi-layer overlapping laser cladding forming
Fengxiao Huang1, a, Zhaohai Yang 1, a ,Dawei Jin 1, a,
Linjing Qin1, a, Jingang Liu1, a, Zhonghao Jiang2, a
1Department of Engineering Mechanics, Air Force Aviation University,
Changchun Jilin 130022, China
2 Key Laboratory of Automobile Materials, Ministry of Education, College of Materials Science and Engineering, Jilin university, Changchun Jilin 130025, China
a E-mail:hfx0431@sohu.com
Keywords: thin wall; laser cladding; overlapping
Abstract: Thin wall was formed by multi-layer overlapping laser cladding.
Introduction Laser cladding is one of the emerging technologies in materials processing and has multiple applications in rapid three-dimensional manufacturing, part repairing and coating.
Material The substrate was steel 45 sheet.
The particles of Ni35 alloy powder (feeding material) were 47–120 µm in size.
[6] Jun Li, Huiping Wang, Manping Li, Zhishui Yu: Journal of rare earths Vol. 29 (5) (2011), p. 477-483
Introduction Laser cladding is one of the emerging technologies in materials processing and has multiple applications in rapid three-dimensional manufacturing, part repairing and coating.
Material The substrate was steel 45 sheet.
The particles of Ni35 alloy powder (feeding material) were 47–120 µm in size.
[6] Jun Li, Huiping Wang, Manping Li, Zhishui Yu: Journal of rare earths Vol. 29 (5) (2011), p. 477-483
Online since: February 2011
Authors: Lei Wang, Hai Bo Huang, Fan Li
Structure Evolution in Steel Wires during Drawing
Haibo Huanga Lei Wangb and Fan Lic
School of Material Science and Engineering Southeast University
Nanjing P.
Materials Science and Engineering 2008, A487:468-472 [5] J.
Materials Science and Engineering 2009,508(1-2):148-155 [7] C.
Materials Science and Engineering 2009, A502:131-138 [8] F.
Journal of Magnetism and Magnetic Materials 2010,322:1178-1181 [10]R.
Materials Science and Engineering 2008, A487:468-472 [5] J.
Materials Science and Engineering 2009,508(1-2):148-155 [7] C.
Materials Science and Engineering 2009, A502:131-138 [8] F.
Journal of Magnetism and Magnetic Materials 2010,322:1178-1181 [10]R.
Online since: May 2006
Authors: José Maria F. Ferreira, Susana M.H. Olhero
Experimental Procedure
Materials and Suspensions preparation.
The value of thermal conductivity (K) for the test materials was determined from: K=α Cp ρ (1), where α is the thermal diffusivity, Cp is the heat capacity, assumed to be equal to that of pure, dense aluminium nitride (0.8 J g -1 K -1), and ρ is the density of the material.
Ferreira, "Controlling hydrolysis and dispersing AlN Powders in aqueous media", Journal of Colloid and Interface Science, 261, 456-463, 2003
[4] Olhero S.M., Novak S., Krnel K., Kosmac T., Ferreira J.M.F., "Thermo-chemical Surface Treatment of AlN Powder Towards Aqueous Processing of AlN Ceramics", Journal of Materials Research, 19[3], 746-751, 2004
[6] Nyberg B., Carlstrom E., Carlsson R., Euro-ceramics II, Vol. 1 "Basic Science and Processing of Ceramics", ed.
The value of thermal conductivity (K) for the test materials was determined from: K=α Cp ρ (1), where α is the thermal diffusivity, Cp is the heat capacity, assumed to be equal to that of pure, dense aluminium nitride (0.8 J g -1 K -1), and ρ is the density of the material.
Ferreira, "Controlling hydrolysis and dispersing AlN Powders in aqueous media", Journal of Colloid and Interface Science, 261, 456-463, 2003
[4] Olhero S.M., Novak S., Krnel K., Kosmac T., Ferreira J.M.F., "Thermo-chemical Surface Treatment of AlN Powder Towards Aqueous Processing of AlN Ceramics", Journal of Materials Research, 19[3], 746-751, 2004
[6] Nyberg B., Carlstrom E., Carlsson R., Euro-ceramics II, Vol. 1 "Basic Science and Processing of Ceramics", ed.
Online since: March 2010
Authors: Tong Min Yu, Hai Xin Bei, Ze Yu Yan, Hua Xu, Yu Wu, Bin Xu
In this paper, the temperature rises due to viscous dissipation were
investigated when amorphous polymer material, PMMA, flows through several micro-channels
with the diameters of 350µm, 500µm and different aspect ratios.
Acknowledgements This project is supported by the National Natural Science Foundation of China(No.50275020), the National Key Technology R&D Program of China(No.2006BAF04B13) and National Basic Research Program of China(No.2007CB714502).
[5] C.Nonino,S, Del.Giudice and S.Savino: Journal of Heat Transfer, 2007, VOL.129
[6] Dengming: International Journal of Heat and Mass Transfer 52 (2009) 2792-2801
[8] Wenfeng Bu, Zhigang Liu and Yaohua Zhao: Journal of Harbin Institute of Technology Vol. 40(2008), p. 161
Acknowledgements This project is supported by the National Natural Science Foundation of China(No.50275020), the National Key Technology R&D Program of China(No.2006BAF04B13) and National Basic Research Program of China(No.2007CB714502).
[5] C.Nonino,S, Del.Giudice and S.Savino: Journal of Heat Transfer, 2007, VOL.129
[6] Dengming: International Journal of Heat and Mass Transfer 52 (2009) 2792-2801
[8] Wenfeng Bu, Zhigang Liu and Yaohua Zhao: Journal of Harbin Institute of Technology Vol. 40(2008), p. 161
Online since: May 2012
Authors: Jian Zhang
In fact, there are a large amount of polyvinychlorid (PVC) containing materials which are used in modern industrial and civil buildings, including PVC pipeline, PVC decoration and PVC packaging materials.
And there are a lot of PVC containing materials used in the building, when caught on fire, those PVC containing materials will be a serious threat to concrete structure durability.
BeiJing: Science Press (2001) . in Chinese
BeiJing: Science Press (2002).
Microscopic Analysis of Long Standing Concrete after High Temperature[J], Journal of Building Materials, Vol. 6 (2003), p.135-141.
And there are a lot of PVC containing materials used in the building, when caught on fire, those PVC containing materials will be a serious threat to concrete structure durability.
BeiJing: Science Press (2001) . in Chinese
BeiJing: Science Press (2002).
Microscopic Analysis of Long Standing Concrete after High Temperature[J], Journal of Building Materials, Vol. 6 (2003), p.135-141.
Online since: November 2010
Authors: L.M. Brown
A review by Chaudhri [4] presents a satisfactory analysis of the extent of loop stacks in
many materials.
One can see simply from the diagram how laminar flow predominates for virgin materials and small indentations, whereas rotational flow predominates for heavily work-hardened materials and larger indentations.
These materials generally show much more laminar flow than ductile metals, as one expects.
Brown: Slip circle constructions for inhomogeneous rotational flow, Materials Science Forum Vol. 550 (2007) pp 105 - 107
M.; Journal of Materials Research Vol 7, (1992), p1564; also Vol 19 (2004) p 3
One can see simply from the diagram how laminar flow predominates for virgin materials and small indentations, whereas rotational flow predominates for heavily work-hardened materials and larger indentations.
These materials generally show much more laminar flow than ductile metals, as one expects.
Brown: Slip circle constructions for inhomogeneous rotational flow, Materials Science Forum Vol. 550 (2007) pp 105 - 107
M.; Journal of Materials Research Vol 7, (1992), p1564; also Vol 19 (2004) p 3
Online since: May 2014
Authors: Leila Figueiredo de Miranda, Tatiana Mayumi Moori, Mauro Cesar Terence, Nilson Casimiro Pereira, Sonia Braunstein Faldini
However, studies indicate that the necessary irradiation dose to generate some significant change in the properties of polymeric materials is slightly lower if compared to the one applied to any other material [4].
When radiate polymeric materials crosslinking and degradation occurs simultaneously, resulting in a competition between them.
India/Germany: Elsevier Science.
European Polymer Journal, Vol. 40, No 9, p. 2105-2115, 2004
Journal of Applied Polymer Science, Vol. 59, p. 1769-1773, 1996
When radiate polymeric materials crosslinking and degradation occurs simultaneously, resulting in a competition between them.
India/Germany: Elsevier Science.
European Polymer Journal, Vol. 40, No 9, p. 2105-2115, 2004
Journal of Applied Polymer Science, Vol. 59, p. 1769-1773, 1996
Online since: March 2010
Authors: Zhong Yun Fan, Roger Grimes, Richard J. Dashwood, David Klaumunzer, Martin Jackson
Izawa: Journal of Materials Processing
Technology, Vol. 155-156 (2004), p. 1662
[2] Z.
Materials Science and Technology, Vol. 25, (2009), p. 599 [3] D.
Zhen: Materials Science and Technology, Vol. 22 (2006) p. 1489 [7] Z.
Avery: Transactions of the American Society of Materials, Vol. 57 (1964) p. 980 [9] R.
Todd: Materials Science Forum, Vol. 551-552 (2007), p. 357
Materials Science and Technology, Vol. 25, (2009), p. 599 [3] D.
Zhen: Materials Science and Technology, Vol. 22 (2006) p. 1489 [7] Z.
Avery: Transactions of the American Society of Materials, Vol. 57 (1964) p. 980 [9] R.
Todd: Materials Science Forum, Vol. 551-552 (2007), p. 357