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Online since: October 2003
Authors: Patrizia Ricci, Erasmo Viola
( ) ( ) ( ) 3 3 3 1 2 3 3 3 3 3 4 5 6 A � senh� A � cosh� A � sen � dM S � 1 L EI L d� A � cos � A � sen� A � cos� ξ ξ ξ ξ ξ ξ � � + + + 

 = − = 
 − + − 

 � � (9) ( ) ( ) ( ) 1 2 3 4 5 6 B � senh� � B � cosh� � B � sen� � d� T � GJ L GJ L B � cos� � B � sen� � B � cos� � d� + − + � � = = 
 + − + � � (10) Applying the appropriate end conditions for displacements and forces of the beam element in Eqs 5,6 give F = KU (11) or 1,1 1,2 1,3 1,4 1,5 1,6 1 1 2,2 2,3 2,4 2,5 2,6 1 1 3,3 3,4 3,5 3,6 1 1 4,4 4,5 4,6 2 2 5,5 5,6 2 2 6,6 2 2 K K K K K K S H K K K K K M � K K K K T � K K K S H Symmetric K K M � K T � � � � � � � � � � � � � � � � � � � � � � � � � = � �
0.8 0.9 1 Dimensionless beam length ΨH, xa Ψxa H -3 -4 -1 -2 0 2 1 3 4 Third modal shape 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 xaΨ H Dimensionless beam length ΨH, xa -3 -4 -1 -2 0 2 1 3 4 Fourth modal shape Dimensionless beam length H, Ψxa H xaΨ 0 0.40.30.20.1 0.80.70.60.5 10.9 -3 -4 -1 -2 0 2 1 3 4 First modal shape Fig.4.
Table 1.
References [1] H.
Friberg: International Journal of Numerical Methods in Engineering Vol. 19 (1983), p. 479
Online since: March 2007
Authors: Shigeo Saimoto
' (1) whereby b, た, k."
T •lng 1 "Fu u-u0 (MPa) 1/10 free-GB 1/4 1/10 sealed-GB 1/4 Fig. 1 Stress-strain curves for AA1100 at 27°C and g% = 6.0 x 10 -5 s -1.
T 1 Fu •lng .
References [1] B.
Forum Vol. 475-479 (2005) p. 421
Online since: November 2014
Authors: Wei Ping Bao, Fu Ming Wang, Zhi Ping Xiong, Xue Ping Ren, Jian Shu
Chemical compositions are listed in Table 1.
Fig. 3 The deformation structures of pure iron at a strain rate of (a) 2000 s-1, (b) 6000 s-1, and (c) 8500 s-1 Fig. 4 Deformation twins of pure iron at the strain rate of (a) 2000 s-1 and (b) 6000 s-1 under ambient temperature Fig.5 and Fig.6 shows the typical deformation microstructure of Fe-30Mn-3Si-4Al TWIP steel.
Fig. 5 The deformation structures of the Fe-30Mn-3Si-4Al TWIP steel at the strain rate of (a) 700 s-1, (b) 2500 s-1, and (c) 5100 s-1 Fig. 6 Deformation twins of TWIP steel after deformation of the Fe-30Mn-3Si-4Al TWIP steel at a strain rate of (a) 700 s-1, (b) 2500 s-1, and (c) 5100 s-1 under ambient temperature Discussions Comparison of Dynamic Mechanical Properties Pure iron has a BCC structure while Fe-30Mn-3Si-4Al TWIP steel has a FCC structure.
The following observations were made: (1) For pure iron, yield stress and the max strain increase with increasing strain rate from 650 to 8500 s-1, showing strain rate hardening effect
References [1] R.
Online since: September 2016
Authors: Vladimir Erofeev, Aleksandr A. Bobryshev, Aleksandr Lakhno, Ilnaz Khalilov, Kamil Sibgatullin, Rafael Igtisamov, Lenar N. Shafigullin
In terms of behavior non-Newtonian fluids (Fig. 1) are divided into dilatant (>1) and pseudoplastic (<1) ones [1, 2, 6, 16].
Fig. 1.
Table 1.
References [1] A.S.
Aharony, Multifractal in Physics: Successes, Dangers and Challenges, Physica A. 168 (1990) 479-489
Online since: February 2014
Authors: Jee In Kim, Hyung Seok Kim, Hyun A. Park
Refer to Table 1
F : {0, 1}k ×{0, 1}∗ → {0, 1}k, a pseudo random function h : {0, 1}∗ → {0, 1}k, one way hash function L(·), OP (·), and PA : polynomial functions K ∈ {0, 1}k : each entity’s secret keys set α, δ; randomly generated numbers LK, OK : masked keys for LOD level verification and option value verification E(·), D(·) : an encryption and decryption function Ui : a user Mi : a mobile device Definitions Def 1.
Decrypt; F−1(Fri (D))) = h(OP11(O112)), Fh(OP11 (O112)) (O112) Decrypt; F−1(Fh(OP11 (O112)) (O112) ) = (O112) == Detailed Process of NPLP 1 and 2; A user Ui authenticate oneself to one’s mobile device Mi.
References [1] M.
Pal, Privacy-Preserving 1-n-p Negotiation Protocol, HICSS ’08 Proceedings of the Proceedings of the 41st Annual Hawaii International Conference on System Sciences, Page 479, 2008
Online since: February 2020
Authors: Carmita Camposeco-Negrete, Juan de Dios Calderón-Nájera
Table 1.
Machining time and surface roughness obtained in WEDM of AISI D2 tool steel Run Ton Toff SV WS Machining time (s) S/N ratio for machining time (dB) Surface roughness (µm) S/N ratio for surface roughness (dB) 1 1 1 1 1 5441.67 -74.714 2.475 -7.872 2 1 2 2 2 4186.33 -72.437 2.316 -7.296 3 1 3 3 3 3213.67 -70.140 2.419 -7.673 4 2 1 2 3 3497.00 -70.874 2.334 -7.363 5 2 2 3 1 2498.00 -67.952 2.355 -7.441 6 2 3 1 2 2843.67 -69.078 2.576 -8.220 7 3 1 3 2 2283.67 -67.173 2.362 -7.467 8 3 2 1 3 3465.00 -70.794 2.323 -7.319 9 3 3 2 1 2607.33 -68.324 2.551 -8.135 Fig 2.
Eng. 400, 1-18
Prod. 198, 472-479
Measurement 118, 1-13
Online since: May 2020
Authors: Cha Ma, Long Li, Rong Chao Cheng, Jie Zhang
Eng. 1 (2013) 1-8
Eng. 1 (2017) 1-9
Eng. 479 (2019) 1-7
Eng. 1 (2016) 1-9
Eng. 1 (2016) 1-9
Online since: April 2013
Authors: Yi Nian Zhu, Xue Hong Zhang, Hua Zhang, Mei Na Liang, Rong Rong Lu
RL values indicate that the type of isotherms will be unfavorable (RL>1), linear (RL=1), favorable (01) or irreversible (RL<0) [17].
Mater., 137(1), 464-479 (16 pages)
Mater., 153(1-2), 588-599 (12 pages)
Mater., 153(1), 263-275 (13 pages)
Bioresource Technol., 98(1), 14-21 (8 pages)
Online since: September 2009
Authors: Xue Ping Zhang, Guang Hui Lu, Er Wei Gao
Its geometrical parameters are shown in Fig.1.
(No.5070061) References [1] M.A.
Vol. 1, pp.1-9
Technol., Vol. 5 (2001) No.1, pp.1-21 [6] X.P.
Liu: Machining Science and Technology, Vol. 9 (2005) No.4, pp.463-479.
Online since: August 2022
Authors: Israa K. Sabree, Ola Saleh Mahdi, Fatima Shaker, Mariam Ibrahim
Table 1.
Fig. 1.
In Fig. 4(a) bands at 894-933 cm-1 belong to the O-Si-O in the network of silicate which deviates to the right in Fig. 6 (b and c) at 887 cm-1 and 879 cm-1 respectively.
References [1] M.
Sadami, Study of diopside ceramics for biomaterials, Journal of Materials Science: Materials in Medicine, (1999), volume 10, 475–479
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