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Online since: November 2011
Authors: Peng Qi, Jing Zhang, Zhi Rong Mei, Yue Xiu Wu
Study on the range of freeze-thaw of surrounding rock from
a cold-region tunnel and the effects of Insulation Material
Peng QI 1, a, Jing ZHANG 2, b, Zhirong MEI1, c, Yuexiu WU3, d
1China Academy of Railway Sciences, Beijing 100081, China 2 Ocean college of Hebei Agricultural university, Hebei 066003, China, 3Wuhan university , Wuhan 430071, China
a961343546@qq.com b15972092588@139.com c117466332@qq.com d yuexiuwu@whu.edu.cn
Keywords: frozen rock; phase change; coupled hydro-thermal; frost-thaw
Abstract.
By the way, the variation at floor is not obvious for the lack of insulation material.
International Journal of Heat and Mass Transfer 16 (6), 1832–1852
International Journal of Numerical Methods in Engineering 8 (6), 613– 624
Science in China.
By the way, the variation at floor is not obvious for the lack of insulation material.
International Journal of Heat and Mass Transfer 16 (6), 1832–1852
International Journal of Numerical Methods in Engineering 8 (6), 613– 624
Science in China.
Online since: November 2012
Authors: Bazid Khan, Abdus Siraj, Riaz A. Khattak
Sabban: Soil Modification by Cement Kiln Dust, Journal of Materials in Engineering, Vol. 7, No. 4 (1996). p. 218
Anwar hussain: Stabilized soils incorporating combinations of Rice Husk Ashe and Cement Kiln Dust, Journal of Civil Engineering Materials Vol.23 (2011)
Javadi: Effect of resin on the strength of soil-cement mixture, Journal of materials in Civil Engineering.
Kim: Postconstruct evaluation of subgrades chemically treated with Lime Kiln Dust, Journal of materials in Civil Engineering.
Ertern: Utilization of pumice waste for clayey subgrade of pavement, Journal of materials in Civil Engineering (2011).
Anwar hussain: Stabilized soils incorporating combinations of Rice Husk Ashe and Cement Kiln Dust, Journal of Civil Engineering Materials Vol.23 (2011)
Javadi: Effect of resin on the strength of soil-cement mixture, Journal of materials in Civil Engineering.
Kim: Postconstruct evaluation of subgrades chemically treated with Lime Kiln Dust, Journal of materials in Civil Engineering.
Ertern: Utilization of pumice waste for clayey subgrade of pavement, Journal of materials in Civil Engineering (2011).
Online since: December 2023
Authors: Yasunori Harada, Toshinori Aoki, Kohei Ogawa
Experimental Procedure
Test Materials.
Kumar, The State of the art for wire arc additive manufacturing process of titanium alloys for aerospace applications, Journal of Materials Engineering and Performance, 31 (2022) 6149-6182
Wu, Corrosion behavior of pure titanium processed by rotary-die ECAP, Journal of Materials Research and Technology, 15 (2021) 1873-1880
Poletti, Microstructure refinement of a cast high entropy alloy by thermomechanical treatments, Materials Science and Engineering A, 872 (2023) 144931
Zhang, General relationship between strength and hardness, Materials Science & Engineering.
Kumar, The State of the art for wire arc additive manufacturing process of titanium alloys for aerospace applications, Journal of Materials Engineering and Performance, 31 (2022) 6149-6182
Wu, Corrosion behavior of pure titanium processed by rotary-die ECAP, Journal of Materials Research and Technology, 15 (2021) 1873-1880
Poletti, Microstructure refinement of a cast high entropy alloy by thermomechanical treatments, Materials Science and Engineering A, 872 (2023) 144931
Zhang, General relationship between strength and hardness, Materials Science & Engineering.
Online since: March 2016
Authors: Nur Fadilah Baharuddin Pallan, Hock Jin Quah, Khamirul Amin Matori, Mansor Hashim, Way Foong Lim, Mohd Zaid Mohd Hafiz, N. Rosnah, M.Z.A. Khiri, S. Farhana, Norhazlin Zainuddin, Nadakkavil Alassan Zarifah, M. Nurzilla, C.W. Loy, M.I.M. Zamratul, A.N. Fauzana
The waste materials that were used for fabricate glass-ceramic are SLS and CS.
Waste materials such as clam shells and bottle glass (SLS) were collected.
Then, the waste materials was dry milled until formed fine powder and sieved both materials in 45 micrometer size.
Comparative bone growth behavior in granules of bioceramic materials of various sizes.
Journal of Biomedical Materials Research (1996) Vol. 30 (4), 509-514
Waste materials such as clam shells and bottle glass (SLS) were collected.
Then, the waste materials was dry milled until formed fine powder and sieved both materials in 45 micrometer size.
Comparative bone growth behavior in granules of bioceramic materials of various sizes.
Journal of Biomedical Materials Research (1996) Vol. 30 (4), 509-514
Online since: August 2015
Authors: Georgeta Lidia Potop, Stela Carmen Hanganu, Lucian Constantin Hanganu, Stefan Grigoras, Florin Tudose Sandu-Ville, Adina Oana Armencia, Georgiana Macovei
For solid materials (condensed state materials) there are two basic types of structural order: crystalline materials (which has a long-range ordered structure) and systems which have not reached steady state with short-range order (such as amorphous solids, vitreous).
For X-ray study of materials is indicated only a small range of wavelengths.
Also, be aware of an ordered amorphous phase, which will give good resistance material in oral cavity, much better than other ceramic materials (ie HERA CERAM material ).
D.SING diffractogram It can be observed for D.SING material diffractogram one hardness shoulder slightly lower compared to other ceramic materials.
Kunzmann, High-temperature X-ray diffraction analysis of a low-fusing dental ceramic, JournaL of Materials Science, (2001), p. 5403-5406
For X-ray study of materials is indicated only a small range of wavelengths.
Also, be aware of an ordered amorphous phase, which will give good resistance material in oral cavity, much better than other ceramic materials (ie HERA CERAM material ).
D.SING diffractogram It can be observed for D.SING material diffractogram one hardness shoulder slightly lower compared to other ceramic materials.
Kunzmann, High-temperature X-ray diffraction analysis of a low-fusing dental ceramic, JournaL of Materials Science, (2001), p. 5403-5406
Online since: February 2020
Authors: Anshuman Kumar, Chandramani Upadhyay, Vivekananda Kukkala
WEDM is well-known machining process for intricate shape cutting and machining hard materials.
However, machining of these type of materials is difficult task via tradition methods.
Among these type materials, Inconel 625 is the unique type of material, which fulfil approximately all type of industrial needs.
Vaxevanidis, The effect of electrode material on machinability in wire electro-discharge machining, Journal of materials processing technology. 69 (1) (1997) 233-237
Maity, Effect of wire electrode materials on die-corner accuracy for Wire Electrical Discharge Machining (WEDM) of Inconel 718, Materials Today: Proceedings. 5 (5) (2018) 12641-12648
However, machining of these type of materials is difficult task via tradition methods.
Among these type materials, Inconel 625 is the unique type of material, which fulfil approximately all type of industrial needs.
Vaxevanidis, The effect of electrode material on machinability in wire electro-discharge machining, Journal of materials processing technology. 69 (1) (1997) 233-237
Maity, Effect of wire electrode materials on die-corner accuracy for Wire Electrical Discharge Machining (WEDM) of Inconel 718, Materials Today: Proceedings. 5 (5) (2018) 12641-12648
Online since: May 2020
Authors: Yong Mao, Zong Bo Li, Shun Meng Zhang, Kai Xiong, Ying Jie Sun
Materials Science and Engineering: A 319 (2001), 1-7
Computational Materials Science 131 (2017), 146-159
Computational Materials Science 93 (2014), 178-192
Computational Materials Science 115 (2016), 214-226
Computational Materials Science 48 (2010), 813-826
Computational Materials Science 131 (2017), 146-159
Computational Materials Science 93 (2014), 178-192
Computational Materials Science 115 (2016), 214-226
Computational Materials Science 48 (2010), 813-826
Online since: October 2011
Authors: Hao Luan, Xiao Fang Duan, Guo Qing Jiang
Test Research and Simulation Analysis about ECO-ECC Materials Repairing Concrete Beams
Jiang Guoqing1,a, Luan Hao2,b, Duan Xiaofang3,c
1,2,3College of Civil and Transportation Engineering, Hohai University, Nanjing, 210098.
The use of fiber-reinforced composite materials ECO-ECC can implement outside paste reinforcement in damaged components [3][4], supplemented by appropriate construction methods (such as jet ECC process).
ACI Structural Journal, 2004, 101(6):792-801
Experimental study of micro/ macro crack development and stress -strain relations ofcement based composite materials at elevated temperatures [J].
Journal of Engineering Mechanics, 1998, 124(8):892–900.
The use of fiber-reinforced composite materials ECO-ECC can implement outside paste reinforcement in damaged components [3][4], supplemented by appropriate construction methods (such as jet ECC process).
ACI Structural Journal, 2004, 101(6):792-801
Experimental study of micro/ macro crack development and stress -strain relations ofcement based composite materials at elevated temperatures [J].
Journal of Engineering Mechanics, 1998, 124(8):892–900.
Online since: January 2012
Authors: Xin Gang Zhou, Hai Zhen Bao, Hua Ming Sun
In order to study the seismic behavior of post anchored RC members with different anchoring materials, such as the ductility, load carrying capacity, energy dissipation, etc, eight RC column joint specimens were designed and tested under repeated cyclical load.
Inorganic anchorage material named Jiyan was used, the strength is 40.4MPa and the shrinkage rate is 0.17%.
Analysis of ductility The deformability of organic anchorage material is better than inorganic anchorage material, when the anchorage length of organic adhesively rebars is more than 15D, the ductility factor of the column is more than 4.0, it has no difference with the integral member.
Anchorage length of 20D with inorganic material is suggested in practical project
References [1] Xingang Zhou, Jianglong Wu, Mingjin Chu: Natural Science Journal of Xiangtan University, 2003(03) (In Chinese) [2] Feng Yan, Huiying Zhang, Zhi Wang, Haifeng Li: Building Structure, 2003 (10) (In Chinese) [3] Xingang Zhou, Youxuan Wang, Shuying Qu: Engineering Mechanics, 2002(6) (In Chinese) [4] Weijian Si, Xingang Zhou, Jinzhi Huang, Chunxiang Li: Building Structure, 2001 (3) (In Chinese) [5] Gengqi Zhao, Guoliang Bai, Jiangtao Kong, etc: Journal of Building Structure (Supplementary Issue), 349~353 (In Chinese) [6] Zhenhai Guo, Xudong Shi: Reinforced Concrete Theory and Analyse.
Inorganic anchorage material named Jiyan was used, the strength is 40.4MPa and the shrinkage rate is 0.17%.
Analysis of ductility The deformability of organic anchorage material is better than inorganic anchorage material, when the anchorage length of organic adhesively rebars is more than 15D, the ductility factor of the column is more than 4.0, it has no difference with the integral member.
Anchorage length of 20D with inorganic material is suggested in practical project
References [1] Xingang Zhou, Jianglong Wu, Mingjin Chu: Natural Science Journal of Xiangtan University, 2003(03) (In Chinese) [2] Feng Yan, Huiying Zhang, Zhi Wang, Haifeng Li: Building Structure, 2003 (10) (In Chinese) [3] Xingang Zhou, Youxuan Wang, Shuying Qu: Engineering Mechanics, 2002(6) (In Chinese) [4] Weijian Si, Xingang Zhou, Jinzhi Huang, Chunxiang Li: Building Structure, 2001 (3) (In Chinese) [5] Gengqi Zhao, Guoliang Bai, Jiangtao Kong, etc: Journal of Building Structure (Supplementary Issue), 349~353 (In Chinese) [6] Zhenhai Guo, Xudong Shi: Reinforced Concrete Theory and Analyse.