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Online since: December 2013
Authors: Mohd Nazree B. Derman, Mohd Zaidi Omar, Rohaya Abdul Malek, Siti Hawa Salleh
Zirconia is considered as the most vital ceramic materials at the present time.
Those attractive advantages make zirconia coatings have been widely used in various engineering materials.
Meanwhile, yttria coating can be deposited on variety materials such as aluminum, quartz, stainless steel and other substrate materials [7-9].
[5] S.K.Yen, S.H.Chiou, S.J.Wu, C.C.Chang, S.P.Lin, C.M.Lin, Materials Science and Engineering C 26 (2006) 65-77
[6] Salleh, S.H., Omar, M.Z., Syarif, J., Ghazali, M.J., Abdullah, S. & Sajuri, Z., International Journal of Mechanical and Materials Engineering 4 (2) 21–24. 2009
Those attractive advantages make zirconia coatings have been widely used in various engineering materials.
Meanwhile, yttria coating can be deposited on variety materials such as aluminum, quartz, stainless steel and other substrate materials [7-9].
[5] S.K.Yen, S.H.Chiou, S.J.Wu, C.C.Chang, S.P.Lin, C.M.Lin, Materials Science and Engineering C 26 (2006) 65-77
[6] Salleh, S.H., Omar, M.Z., Syarif, J., Ghazali, M.J., Abdullah, S. & Sajuri, Z., International Journal of Mechanical and Materials Engineering 4 (2) 21–24. 2009
Online since: November 2011
Authors: Xu Zhao, Zhong Wang Tian, Chen Yang Fan
Failure Analysis and Design Improvements of MEMS Explosive Interrupter
Tian Zhongwanga, Zhao Xub and Fan Chenyangc
Science and Technology on Electromechanical Dynamic Control Laboratory, Xi’an 710065, China
atianzw1205@163.com, bzhaoxuzzz@yahoo.com.cn, cfan_fcy@163.com
Keywords: Fuze, MEMS, Explosion interrupter, Simulation
Abstract.
[2]Feng Pengzhou, Zhu Jinan, Wu Zhiliang, Analysis of US Typical MEMS Fuze Safety &Arming Device, Journal of Detection & Control, Xi’an,China,29(5)26-33.(2007) [3]Maurer, Method for Utilizing a MEMS Safe Arm Device For Microdetonation, U.S.Patent 7007606B1.(2006) [4]Camilo A, San Chez, MEMS based safe & arm development for the XM29(OICW) weapon system update,2003Joint Services Small Arms Section Sympoisum, USA TACON-ARDEC,2003
[5]Zheng Libing, Shi Gengchen, Han Li, Material Characteristic of LIGA, Beijing, China, Journal of Functional Materials and Devices,16(3)222-226.(2010) [6]Niu Lanjie, Zhang Jian, Zhao Xu, The Dynamics Research of MEMS Setback Arming Device Based on Ansys/ls-dyna, Journal of Detection & Control, Xi’an,China,28(4)15-18.(2006)
[2]Feng Pengzhou, Zhu Jinan, Wu Zhiliang, Analysis of US Typical MEMS Fuze Safety &Arming Device, Journal of Detection & Control, Xi’an,China,29(5)26-33.(2007) [3]Maurer, Method for Utilizing a MEMS Safe Arm Device For Microdetonation, U.S.Patent 7007606B1.(2006) [4]Camilo A, San Chez, MEMS based safe & arm development for the XM29(OICW) weapon system update,2003Joint Services Small Arms Section Sympoisum, USA TACON-ARDEC,2003
[5]Zheng Libing, Shi Gengchen, Han Li, Material Characteristic of LIGA, Beijing, China, Journal of Functional Materials and Devices,16(3)222-226.(2010) [6]Niu Lanjie, Zhang Jian, Zhao Xu, The Dynamics Research of MEMS Setback Arming Device Based on Ansys/ls-dyna, Journal of Detection & Control, Xi’an,China,28(4)15-18.(2006)
Online since: January 2021
Authors: Hirokazu Miura, Yasuyuki Miyazawa, Hiroki Okada, Fumio Kanasaki
In Situ Observation during Copper Alloy Brazing Using an X-Ray System
Hirokazu Miura1,a*, Hiroki Okada1,b, Yasuyuki Miyazawa1,c
and Fumio Kanasaki2,d
1Department of Materials Science, School of Engineering, Tokai University
2Saginomiya Seisakusho Incorporated
a6ber1221@cc.u-tokai.ac.jp, b8bajm@cc.u-tokai.ac.jp, cymiyazawa@tokai-u.jp,
df-kanazaki@saginomiya.co.jp
Keywords: copper alloy, brazing, filler metal, void, X-ray radiography, EPMA
Abstract.
The schematic diagram of the measurement system including the microfocus X-ray equipment (model number, FXE-225.48, working tube voltage, 200 kV, working tube current, 3.0 mA, target material, tungsten, resolution, 6 μm) is shown in Fig. 2.
References [1] Naoki Yamamoto: Report of the Tokyo Metropolitan Industrial Technic Institute, 12 (1983), P43-47 [2] Yugoro Ishii, Tadao Onzawa, Nobuyoshi Kobayashi, Kenshi Tsukuda: Journal of the Japan Welding Society, 41 (1972), P194-203 [3] Natsuki Ozawa, Akito Hirono, Hiroshi Saitou, Yasuyuki Miyazawa, Fumio Kanazaki: Journal of Japan Institute of Copper, 56 (2017), P133-137 [4] Hiroki Okada, Akito Hirono, Yasuyuki Miyazawa, Fumio Kanazaki: Journal of Japan Institute of Copper, 57 (2018), P127-131
The schematic diagram of the measurement system including the microfocus X-ray equipment (model number, FXE-225.48, working tube voltage, 200 kV, working tube current, 3.0 mA, target material, tungsten, resolution, 6 μm) is shown in Fig. 2.
References [1] Naoki Yamamoto: Report of the Tokyo Metropolitan Industrial Technic Institute, 12 (1983), P43-47 [2] Yugoro Ishii, Tadao Onzawa, Nobuyoshi Kobayashi, Kenshi Tsukuda: Journal of the Japan Welding Society, 41 (1972), P194-203 [3] Natsuki Ozawa, Akito Hirono, Hiroshi Saitou, Yasuyuki Miyazawa, Fumio Kanazaki: Journal of Japan Institute of Copper, 56 (2017), P133-137 [4] Hiroki Okada, Akito Hirono, Yasuyuki Miyazawa, Fumio Kanazaki: Journal of Japan Institute of Copper, 57 (2018), P127-131
Online since: January 2013
Authors: Xian Yan Zhou, Gui Hua Dai
Voids in the grout can occur along the tendon trajectory due to blockages, improper grouting procedures, grout material problems, and construction oversight.
Acknowledgements The writers gratefully acknowledge the financial support from National Natural Science Fund of China under the Project No. 50978258.
J., Sansalone, M., Detecting Voids in Metal Tendon Ducts Using the Impact-Echo Method, ACI Materials Journal, 89(1992) 296-303
[3] ZHOU Xian-yan, WANG Zhi-feng, YAN Ban-fu, Nondestructive Testing Method of Grouting Quality for Prestressed Pile, China Journal of Highway and Transport, 24(2011) 64-71
[4] WANG Zhi-Feng, YAN Ban-Fu, ZHOU Xian-Yan, XIAO Yun-Feng, Testing Grouting Quality in Prestressed Ducts with Impact-Echo Method, Journal of Vibration and Shock, 28(2009), 166-169
Acknowledgements The writers gratefully acknowledge the financial support from National Natural Science Fund of China under the Project No. 50978258.
J., Sansalone, M., Detecting Voids in Metal Tendon Ducts Using the Impact-Echo Method, ACI Materials Journal, 89(1992) 296-303
[3] ZHOU Xian-yan, WANG Zhi-feng, YAN Ban-fu, Nondestructive Testing Method of Grouting Quality for Prestressed Pile, China Journal of Highway and Transport, 24(2011) 64-71
[4] WANG Zhi-Feng, YAN Ban-Fu, ZHOU Xian-Yan, XIAO Yun-Feng, Testing Grouting Quality in Prestressed Ducts with Impact-Echo Method, Journal of Vibration and Shock, 28(2009), 166-169
Online since: September 2014
Authors: Xun Zhong Zhang, Bin Jia, Yu Zhu
Experiment on bending bearing of damaged old wooden beams strengthened with CFRP
Xunzhong Zhang1,a, Yu Zhu1 and Bin Jia2
1 Mianyang Vocational and Technical College, Mianyang, 621000, Sichuan, China,
2Southwest University of Science and Technology, Mianyang, 621010, Sichuan, China
a zxzcmj@126.com
Keywords: CFRP, wooden beams, the bending bearing capacity
Abstract.
Through material test measured wooden beam bending strength is 30.84 MPa, modulus of elasticity is 8214 MPa.
References [1] Qian Zhou, Weiming Yan, Reinforcement technique of Iron in timber structure, Hydraulic and building engineering journal, 2011(9):1-5
FRP-reinforced wood as a structural material, Journal of Material in Civil Engineering, 1992,4(3), 300-317
[4] Gilfillan J R, Gilbert S Gand Patrick G R.The use of FRP composites in enhancing the structural behavior of timber beams, Journal of reinforced plastics and composites, 2003,22(15):1373-1389
Through material test measured wooden beam bending strength is 30.84 MPa, modulus of elasticity is 8214 MPa.
References [1] Qian Zhou, Weiming Yan, Reinforcement technique of Iron in timber structure, Hydraulic and building engineering journal, 2011(9):1-5
FRP-reinforced wood as a structural material, Journal of Material in Civil Engineering, 1992,4(3), 300-317
[4] Gilfillan J R, Gilbert S Gand Patrick G R.The use of FRP composites in enhancing the structural behavior of timber beams, Journal of reinforced plastics and composites, 2003,22(15):1373-1389
Online since: January 2013
Authors: Li Sheng Wang, Wei Wang, Yan Ge, Jiangtao Tang
DC
Lisheng Wang1,a, Wei Wang1,Yan Ge2, Jiangtao Tang1
1School of Chemistry and Chemical Engineering, Guangxi University, Nanning 530004, China
2School of Pharmaceutical Sciences, Guangxi University of Chinese Medicine, Nanning 530001, China
aCorresponding author.
Experimental Materials.
Zhang: Yunnan Journal of Traditional Chinese Medicine and Materia Medica, Vol. 30 (2009), p. 61-63 [2] F.Y.
Wei: Journal of Guangxi Traditional Chinese medical University, Vol. 17 (2000), p. 65, 73 [3] X.X.
Cheng: China Journal of Chinese Materia Medica, Vol. 18 (1993), p. 102-103, 127 [5] B.S.
Experimental Materials.
Zhang: Yunnan Journal of Traditional Chinese Medicine and Materia Medica, Vol. 30 (2009), p. 61-63 [2] F.Y.
Wei: Journal of Guangxi Traditional Chinese medical University, Vol. 17 (2000), p. 65, 73 [3] X.X.
Cheng: China Journal of Chinese Materia Medica, Vol. 18 (1993), p. 102-103, 127 [5] B.S.
Online since: January 2016
Authors: Kanyakorn Teanchai, Wichian Siriprom, Keerati Kirdsiri, Jakrapong Kaewkhao, Sopanat Kongsriprapan
Siriprom1,2,5,a
1Faculty of Science at Si Racha, Kasetsart University, Si Racha campus,
Chonburi, 20230, Thailand
2Material Science and Applied Physics Research Unit, Faculty of Science at Si Racha,
Kasetsart University, Si Racha campus, Chonburi, 20230, Thailand
3Science Program, Faculty of Science and Technology, Nakhon Pathom Rajabhat University, Nakhon Pathom, 73000, Thailand
4Center of Excellence in Glass Technology and Materials Science,
Nakhon Pathom Rajabhat University, Nakhon Pathom, 73000, Thailand
5Thailand Center of Excellence in Physics,THEP center, commission on Higher Education,
Bangkok, 10400, Thailand
aw.siriprom@hotmail.com.com, bkeyrati@hotmail.com, cmink110@gmail.com
Keywords: Glass, Bismuth Borate, Physical, Optical, Al2O3
Abstract.
The molten materials were quenched to room temperature in stainless stain mould and subsequently annealed at 450 °C.
In the amorphous materials, the optical band gap energy is closely similar to the energy gap between valence and conduction bands.
The acknowledgment also contributes to the Center of Excellence in Glass Technology and Materials Science, NPRU for the facilities.
Kishore, Effect of Bi2O3 content on the optical band gap, density and electrical conductivity of MO-Bi2O3-B2O3 (M = Ba, Sr) glasses, Materials Chemistry and Physics. 90 (2005) 83-89
The molten materials were quenched to room temperature in stainless stain mould and subsequently annealed at 450 °C.
In the amorphous materials, the optical band gap energy is closely similar to the energy gap between valence and conduction bands.
The acknowledgment also contributes to the Center of Excellence in Glass Technology and Materials Science, NPRU for the facilities.
Kishore, Effect of Bi2O3 content on the optical band gap, density and electrical conductivity of MO-Bi2O3-B2O3 (M = Ba, Sr) glasses, Materials Chemistry and Physics. 90 (2005) 83-89
Online since: December 2013
Authors: Chun Ming Xu, Ying Wu, Qian Yao Sun
ECC materials are unique among all concrete and fiber reinforced concrete materials being used in pipeline applications.
Materials and experimental methods Materials.
In order to improve the anti-corrosion performance of EM-ECC, the materials were fabricated by adding 10 wt% EM to ECC before processing the specimens.
The invention comprises a class of newly developed high early strength EM-ECC materials featuring extraordinary ductility.
Ju: Journal of hydraulic.
Materials and experimental methods Materials.
In order to improve the anti-corrosion performance of EM-ECC, the materials were fabricated by adding 10 wt% EM to ECC before processing the specimens.
The invention comprises a class of newly developed high early strength EM-ECC materials featuring extraordinary ductility.
Ju: Journal of hydraulic.
Online since: January 2013
Authors: Guo Xu Zheng, Ming Xin Song, Rui Wu
Electronics and Science
Institute of Applied Science and Technology of HUST
Harbin, China
2 Dept.
Electronics and Science Institute of Applied Science and Technology of HUST Harbin, China 3 Dept.
Electronics and Science Institute of Applied Science and Technology of HUST Harbin, China asongmingxin@126.com bwuruiguaiguaiguai19@163.com, cshandian2008.ok@163.com Keywords: RF-MEMS switch; Dielectric charging failure.
Simulation results show that under the condition of low driven voltage requirement, lifetime is bigger than 1000 hours when elastic coefficient (K) adopts 4-16N/m, 0.4-1μm for dielectric thickness, 2-5μm for plate distance and S3iN4 as dielectric material.
International Journal of Solids and Structures, 2000, 37: 29-43
Electronics and Science Institute of Applied Science and Technology of HUST Harbin, China 3 Dept.
Electronics and Science Institute of Applied Science and Technology of HUST Harbin, China asongmingxin@126.com bwuruiguaiguaiguai19@163.com, cshandian2008.ok@163.com Keywords: RF-MEMS switch; Dielectric charging failure.
Simulation results show that under the condition of low driven voltage requirement, lifetime is bigger than 1000 hours when elastic coefficient (K) adopts 4-16N/m, 0.4-1μm for dielectric thickness, 2-5μm for plate distance and S3iN4 as dielectric material.
International Journal of Solids and Structures, 2000, 37: 29-43
Online since: February 2012
Authors: Xiao Yan Wang
The environment does not only include the material condition but also the favorable humanistic environment.
There is adaptability between the urban size and resource environment; the development of economy is sustainable; the city construction will not lead to negative practices; there are new materials and technologies having been applied to construction of the city.
Jaurnal of Landzhou University(Natural Sciences),Vol.45,No.5(2009),p.41-47(In Chinese) [18] ZHANG Hui.
Science of Survey ing andM app ing.
Vo l.33 ,No.1(2008),p.126-129(In Chinese) [23] Quan Shaoli,Liu Yangjie.Evaluation of Livability on China’s Major Cities.Journal of Shanxi Normal University(Natural Science Edition),Vol.24,No.2(2010),p.112-116(In Chinese) [24] Jacek M:International Journal of Applied Earth Observation and Geoinformation Vol.18( 4)(2006),p. 270
There is adaptability between the urban size and resource environment; the development of economy is sustainable; the city construction will not lead to negative practices; there are new materials and technologies having been applied to construction of the city.
Jaurnal of Landzhou University(Natural Sciences),Vol.45,No.5(2009),p.41-47(In Chinese) [18] ZHANG Hui.
Science of Survey ing andM app ing.
Vo l.33 ,No.1(2008),p.126-129(In Chinese) [23] Quan Shaoli,Liu Yangjie.Evaluation of Livability on China’s Major Cities.Journal of Shanxi Normal University(Natural Science Edition),Vol.24,No.2(2010),p.112-116(In Chinese) [24] Jacek M:International Journal of Applied Earth Observation and Geoinformation Vol.18( 4)(2006),p. 270