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Online since: November 2011
Authors: Zhe Ming Zhu, Meng Wang, Jiang Hui Liu
Acknowledgements This work was financially supported by the National Natural Science Foundation of China (51074109), by the Major State Basic Research Project (2010CB732005), and by the Program for Innovative Research Team of MOE (IRT1027).
Wang: The Chinese Journal of Nonferrous Metals Vol. 9 (1999), P. 841-845
Jin: Chinese Journal of Rock Mechanics and Engineering Vol. 30 (2011), p.1157-1167
Journal of Sichuan University, Vol. 43 (2011), p. 1-8 (in Chinese)
Zhang: Chinese journal of applied mechanics Vol. 17 (2000), P. 80-86.
Online since: September 2013
Authors: Qin Wen Huang, Xiang Guang Li, Yun Hui Wang, Yu Bin Jia, Zhi Bin Wang
Assuming the microbeam to be placed under vacuum conditions (no damping).The equation of motion that governs the transverse deflection W(x,t) of the microbeam can be written as: (2) where x is the position along the microbeam length, I is the moment of inertia of the cross section, E is the Young's modulus, t is time, ρ is the material density, h and b are the microbeam thickness and width, respectively, d is the gap width and ε is the dielectric constant of the gap medium.
[2]Sundaram, Subramanian, et al.: Journal of Micromechanics and Microengineering 21.4 (2011): 045022
[4]Tas, Niels, et al.: Journal of Micromechanics and Microengineering 6.4 (1996): 385
[5]De Coster, Jeroen, et al: Journal of Micromechanics and Microengineering 14.9 (2004): S49
Senturia Stephen: Microelectromechanical Systems, Journal of 11.3 (2002): 206-214
Online since: April 2019
Authors: M.C. Raju, P.R. Krishna Reddy, Oluwole Daniel Makinde, P. Chandra Reddy, Ram Prakash Sharma
Chandra Reddy5,e 1Department of Mathematics, JECRC University, Jaipur-303 905, Rajasthan, India 2,5Department of Mathematics, Annamacharya Institute of Technology and Sciences, (Autonomous), Rajampet- 516126, A.P, India 3Faculty of Military Science, Stellenbosch University, Private Bag X2, Saldanha 7395, South Africa 4Department of Mathematics, PBR Visvodaya Institute of Technology and Science, Kavali, SPSR Nellore Dt, A.
Since the sheet covering the surface=0 is of infinite extent, all the material consignment dependonly on and .
International Journal of Advanced Science and Technology.2013.
Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering.
International Journal of Heat and Mass Transfer, Vol.93, 595–604, 2016.
Online since: January 2014
Authors: Ji Hui Wang, Xiang Wen Kong, Zhuo Yin
SiO2/UPR Composite materials can be cured by microwave.
Research on properties of unsaturated polyester resin artificial quartz stone[J].Journal of minjiang university 2012,33(05):120-123
Study on microwave curing behavior and performance of epoxy/versamid 125[J].Advanced Materials Research, 2012, 281:430-432
The application of microwave in the polymer science[J].
Advance Materials Research,2013,676: 17-21
Online since: July 2015
Authors: Robert Prussak, Daniel Stefaniak, Michael Sinapius, Christian Hühne
Introduction Intrinsic fiber metal laminates (FML) are hybrid composite materials consisting of metal sheets co-cure bonded to fiber reinforced plastic layers (FRP).
The condition of equal strain of the two materials is expressed by: σsEs+αs∆T=σcEc+αc∆T , (2) where αs and αc are the CTEs of steel and CFRP in fiber direction.
Hühne, Improving the mechanical performance of unidirectional CFRP by metal-hybridization, in: ECCM15 - 15th European Conference on Composite Materials, Venice, 2012
Hühne, Experimental identification of sources and mechanisms inducing residual stresses in multi-layered fiber-metal-lamiates, in: Euro Hybrid Materials and Structures, Stade, 2014
Barbero, Introduction to Composite Materials Design, 2nd ed., CRC Press Taylor & Francis Group, Boca Raton, 2011.
Online since: August 2009
Authors: Jing Qiang Zhang, Chun Yan Shi, Shou Fan Rong, Yong Chang Zhu, Hong Li Liu
Experimental Materials and Methods Experimental materials and preparation. α-Al2O3 was chosen as bulk material doped with CAS and Nb2O5.
Doping 0.4wt% of CAS can increase interface c) b) a) e) d) a) 0.4wt%CAS; b) 0.6wt%CAS; c) 0.8wt%; d), a) Heat erosion photograph; e), c) Heat erosion photograph Fig.1 Fracture morphology of the materials with CAS powder 2θ/(°) 20 30 40 50 60 70 80 90 100 CPS Fig.3 XRD pattern of the materialwith 0.6wt% Nb2O5 a) b) a) 0.4wt%Nb2O5; b) 0.6wt%Nb2O5 Fig.2 Fracture morphology of the materials with Nb2O5 a) 0.2wt%CAS; b) 0.4wt%CAS; c) 0.6wt%CAS; d) 0.8wt%CAS Fig.4 Fracture morphology of the materials with CAS/0.4wt%Nb2O5 a) b) c) energy differentia of grains between basal plane and other ones, so different growth speed induces the grain anisotropy growth, and appears columnar grain (Fig.1b).
[2] Y Zhou: Ceramics Material Science (Science Press, 2004)
Ma: Journal of Iron and Steel Research Vol. 14 (2007), p. 90 [4] Y Q.
Ji: Key Engineering Materials Vol, 324 (2006), p. 311 [8] H X.Chong: Ceramics International Vol, 31 (2005), p. 537 [9] S F.
Online since: March 2025
Authors: Ryutaro Tanaka, Keiji Yamada, Katsuhiko Sekiya, Kanta Taniyasu, Isaí Espinoza Torres, Israel Martínez Ramírez
The work material used was JIS SCM435.
And, the overcutting by adhered work material δW was obtained as the average of δWm.
Yamane: Stability of adhered material to the cutting edge of a cermet insert in turning of an austenitic stainless steel, Key Engineering Materials, Vol.656-657 (2015) 363-368
Yamada: Distribution of flank wear width of a rounded nosed insert calculated from nose profile, International Journal of Abrasive Technology, Vol.12 (2024) 26-36
Yamada: Difference of Feed Marks in Cutting Fluids when Turning Stainless Steel, Key Engineering Materials, Vol.749 (2017) 111-117
Online since: February 2011
Authors: Lian Chao Wang
Nickel oxide is one of the more popular electrochromic materials after tungsten oxide.
Sol-gel deposited electrochromic NiO films can be made by busing different precursor materials.
Acknowledgements This work was financially supported by key project on nano-materials science of Anhui Province (No. 01402006), and Nature Science Foundation of Anhui Province under project 01041404, which are gratefully acknowledged.
,Molecule-based Materials.Shanghai, Shanghai Science & Technology Press, Shang Hai , 2001,p242 [14] Wruck D A,Rubin M., J.
Wang , Materials Chemistry and Physics Vol.77 (2002) , p.384 [16] Crandell R S,Faughuan B W.
Online since: October 2014
Authors: Yi Bo Yang, Wen Ying Guo, Zhao Qiong Lai, Li Tao Ai, Hong Jian Huang, Heng Chang Wang
Raw Materials and Test Methods Raw Materials and Concrete Mix Proportion Raw materials of concrete are as follows
(3) Superplasticizer: QL-PC5 polycarboxylate superplasticizer produced by Jiangmen Qiangli Building Materials Co.
References [1] Wei Yi-ling, Li Long, The status and suggest on PHC pile durability research, Guangdong Building Materials. 5 (2007)10-12.
ACI Materials Journal. 1(1992)49-53
Journal of Southeast University (Natural Science Edition). 11(2006) 180-184.
Online since: January 2009
Authors: Nai Qian Feng, Quan Lin Niu, Chong Zhi Li, Guang Ming He
Fig.1 Chemical structure of carboxylic polymer SLPC 3.Experimental materials and methods 3.1 Materials of concrete and paste A kind of P.O.42.5 cement of JinYu brand was chosen, aggregates including machine-made commingle sand, with a finess modulus of 2.5 and a powder content of 7~9%, and machine-made gravel, with a granule diameter of 5~25mm, were mainly from Hebei Sanhe, mineral admixtures included fly ash of grade II from Gaojin fire plant and the milling slag powder from principal steel factory, chemistry admixtures were a high range polycarboxylic water-reducer JSPC3002 for construction market and the SLPC.
Acknowledgment The authors are thankful to the Natural Sciences Foundation Council of Beijing, China (2072006), Beijing imbursing project of excellence persons(20061D0501700243).
Compatibility between concrete admixtures and cement, Journal of building materials, 2002,5(2):26-31 (in chanese) [2] S.K.
Malhotra,Compatibility of superplasticizers with different cements,Construction and Building Materials,2000,14(2):253-259 [3] Guo Yanhui,Guo Jingyu,Zhao Xiaolong.Status quo and developing trend of polycarboxylate-type water-reducer and its application technology, symposium on the technology of concrete in china,2006:92-99(in chanese) [4] Li chongzhi,feng naiqian niu quanlin, model for molecular structure of polycarboxylic acid type water-reducer and its high performance designing, Journal of building materials, 2004,7(2): 70-77 (in chanese)
[6] LI Chong-zhi, WANG Dong-min,SONG Shao-min,CHEN Jia-long ,Study on compatibility of Polycarboxylate-Type Superplasticizers with cemen , Journal of wuhan university of technology-Materials Science Edition, 2005.9,VOL.20,NO.3:95-98. 3D 7D 28D 20 30 40 Age (Day)Age (Day)Age (Day)Age (Day) Compressive strength(MPa) 0% 30% 50% 0 30 60 90 120 120 160 200 Slump(mm) Time elapsed(min) 0 30% 50%