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Online since: March 2010
Authors: Xin Min Fan, Jie Wen Huang, Fei Yan Liu
The cross-sectional OM microstructute of the specimen treated by HRWD for
4min at a rotating speed of 6500-7200 r/min is shown in Fig. 1.
It also could be seen from Fig. 1 that the near-surface microstructure has been modified greatly after the treatment, the plastic deformation on the surface are produced and plastic flows in the deformation region are found.
Fig. 1 The cross-sectional OM image of the sample HRWD-treated for 4min at a rotating speed of 6500-7200 r/min Fig. 2 is the TEM bright-field image, dark-field image and the corresponding selected area electron diffraction (SAED) pattern obtained at the top surface of the low carbon steel specimen HRWD-treated for 4min at a rotating speed of 6500-7200 r/min.
Fig. 4 TEM bright-field image (a) and dark-field image (b); corresponding SAED (c); histogram of grain size distribution (d) References [1] K.
Forum Vol. 475-479 (2005), p. 133 [7] F.Y.
It also could be seen from Fig. 1 that the near-surface microstructure has been modified greatly after the treatment, the plastic deformation on the surface are produced and plastic flows in the deformation region are found.
Fig. 1 The cross-sectional OM image of the sample HRWD-treated for 4min at a rotating speed of 6500-7200 r/min Fig. 2 is the TEM bright-field image, dark-field image and the corresponding selected area electron diffraction (SAED) pattern obtained at the top surface of the low carbon steel specimen HRWD-treated for 4min at a rotating speed of 6500-7200 r/min.
Fig. 4 TEM bright-field image (a) and dark-field image (b); corresponding SAED (c); histogram of grain size distribution (d) References [1] K.
Forum Vol. 475-479 (2005), p. 133 [7] F.Y.
Online since: July 2012
Authors: Yi He Li, Xiao Dong Li, Jian Feng, Hua Xiao, Gong Yi Li
Introduction
Microfluidics for microreactors or chips has attracted great attentions in the past decades [1-3].
After then, the SiC substrate was kept in a 90 ˚C oven for one hour before used. 2.2 Fabrication of microchannels Figure 1.
Laser (b) (c) (a) The experimental process is shown in Figure 1.
References [1] T.
Journal of the Ceramic Society of Japan, 2006, 114 (6): 473-479
After then, the SiC substrate was kept in a 90 ˚C oven for one hour before used. 2.2 Fabrication of microchannels Figure 1.
Laser (b) (c) (a) The experimental process is shown in Figure 1.
References [1] T.
Journal of the Ceramic Society of Japan, 2006, 114 (6): 473-479
Online since: October 2007
Authors: Chao Ying Xie, Xiao Gang Sun
Introduction
NiMnGa ferromagnetic shape memory alloys (FSMAs) have attracted more attentions for their high
up to 6%-10% field-induced strain which is due to magnetically induced twin boundary motion in the
martensitic phase [1,2].
Results and discussion Figure 1 shows DSC curves of solution-treated Ni53Mn23.5Ga23.5 particles phase transformation temperatures which were determined as austenite transformation start temperature, i.e.
The storage modulus of Fig. 1 DSC curve of NiMnGa particles Fig. 2 XRD profile of NiMnGa particles Fig. 3 DMA of pure epoxy Fig.4 DMA of NiMnGa composites NiMnGa/polymer composites decreased with temperature more and more quickly than that of pure epoxy.
References [1] S.
Forum Vol. 475-479 (2005), p.2067 [8] R.
Results and discussion Figure 1 shows DSC curves of solution-treated Ni53Mn23.5Ga23.5 particles phase transformation temperatures which were determined as austenite transformation start temperature, i.e.
The storage modulus of Fig. 1 DSC curve of NiMnGa particles Fig. 2 XRD profile of NiMnGa particles Fig. 3 DMA of pure epoxy Fig.4 DMA of NiMnGa composites NiMnGa/polymer composites decreased with temperature more and more quickly than that of pure epoxy.
References [1] S.
Forum Vol. 475-479 (2005), p.2067 [8] R.
Online since: December 2022
Authors: Hoang Thien Le, Tri Nhut Pham, Thi Hong Nhan Le, Van Thinh Pham
The process was optimized concerning different extracting parameters such as solvent concentration (H2O, Ethanol 50, 60, and 70%), material-to-solvent ratio (1/5, 1/10, 1/15, 1/20), microwave power (100, 200, 300W) and microwave support time (3, 5, 7, 10 min).
FIGURE 1.
As the ratio of solvent increases to 1/15 and 1/20, the anthocyanin content decreases.
References [1] L.
Eng., 479 (2019) [12] T.B.
FIGURE 1.
As the ratio of solvent increases to 1/15 and 1/20, the anthocyanin content decreases.
References [1] L.
Eng., 479 (2019) [12] T.B.
Online since: June 2012
Authors: Jun Yang, Zhao Hui Zhang, Jian Tao Ju, Yuan She
After 60s of soaking, the specimens were compressed at initial strain rates of 0.1s-1, 1s-1, 10s-1 and 30s-1 to a stain of 60% height reduction.
(a): = 0.1s-1; (b): =30s-1 Hot deformation equation of austenite.
The austenite DRX grain size at deformation rate of 1s-1 is finer than that of 0.1s-1.
References [1] S.
Forum, Vol. 475-479(2005): p.157 [7] E.I.
(a): = 0.1s-1; (b): =30s-1 Hot deformation equation of austenite.
The austenite DRX grain size at deformation rate of 1s-1 is finer than that of 0.1s-1.
References [1] S.
Forum, Vol. 475-479(2005): p.157 [7] E.I.
Online since: November 2012
Authors: Yan Bo Geng
The railgun is a kind of the electromagnetic gun(see Fig.1).
So, the rail should have high ability against these complicated loads[1-2].
IEEE Transactions on Magnetics, 39(1),129-133(2003) [2] Persad Chadee.
IEEE Transactions on Magnetics, 43(1),391-396(2007) [3] J T Tzeng.
IEEE Transactions on Magnetics, 45(1),474-479(2009)
So, the rail should have high ability against these complicated loads[1-2].
IEEE Transactions on Magnetics, 39(1),129-133(2003) [2] Persad Chadee.
IEEE Transactions on Magnetics, 43(1),391-396(2007) [3] J T Tzeng.
IEEE Transactions on Magnetics, 45(1),474-479(2009)
Online since: November 2012
Authors: Ishikawa Kunio, Daiki Honda, Akari Takeuchi
Results and Discussion
Figure 1 shows morphologies of starfish bone granules.
They were irregular shaped granules with 1-5 mm in size.
Figure 1.
References [1] F.
Med., 19 (2008) 479-484
They were irregular shaped granules with 1-5 mm in size.
Figure 1.
References [1] F.
Med., 19 (2008) 479-484
Online since: February 2014
Authors: Qing Ling Dai
Introduction
Internal Model Control (Internal Model Control, IMC) is a simple design method of Control with good adjusting performance and robustness [1].
Internal model control system structure based on LS_SVM Internal model control system structure based on LS_SVM is shown as Fig 1.The input of the controlled object is ,The output of the system is ,The output of the internal model is ,the reference input is ,Interference is ,is LS_SVM inverse model controller input .From figure 1, we can get the following transfer function (1) (2) As can be seen from the transfer function, when the model is accurate, hat is =.If controlled object and the controller are stable at the same time, he closed loop is stable[3] When take inverse model as controller.
At 1 second() applying step disturbance whose amplitude is .Typical input signal is unit step signal and sine signal, Tracking results are shown in Fig.5 and Fig.6.
The new development of the research on internal model control[J].Control Theory and Applications, 2004,21(3):474—479
Internal model controller design and simulation[J] Journal of tianjin university of technology: natural science edition, 2002,22(1):84—86
Internal model control system structure based on LS_SVM Internal model control system structure based on LS_SVM is shown as Fig 1.The input of the controlled object is ,The output of the system is ,The output of the internal model is ,the reference input is ,Interference is ,is LS_SVM inverse model controller input .From figure 1, we can get the following transfer function (1) (2) As can be seen from the transfer function, when the model is accurate, hat is =.If controlled object and the controller are stable at the same time, he closed loop is stable[3] When take inverse model as controller.
At 1 second() applying step disturbance whose amplitude is .Typical input signal is unit step signal and sine signal, Tracking results are shown in Fig.5 and Fig.6.
The new development of the research on internal model control[J].Control Theory and Applications, 2004,21(3):474—479
Internal model controller design and simulation[J] Journal of tianjin university of technology: natural science edition, 2002,22(1):84—86
Online since: June 2015
Authors: Jiří Vala, Leonard Hobst, Jan Vodicka, Petr Bílek
The result of their research is a „magnetic sensor“ [7] which measures the changes of magnetic strength in the vicinity of permanent magnets [1] caused by the presence of wires (Fig. 1 and 2).
The individual measurements were averaged along the drill length, and the results are shown in Table 1 and plotted in Fig. 5.
References [1] BÍLEK, P.; HOBST, L.
Sanace betonových konstrukcí, 2012, roč. 2012, č. 1, s. 278-284.
Hradec Králové, ČBS Servis, s. r. o. 2012. p. 479 - 482.
The individual measurements were averaged along the drill length, and the results are shown in Table 1 and plotted in Fig. 5.
References [1] BÍLEK, P.; HOBST, L.
Sanace betonových konstrukcí, 2012, roč. 2012, č. 1, s. 278-284.
Hradec Králové, ČBS Servis, s. r. o. 2012. p. 479 - 482.
Online since: April 2013
Authors: Ming Lu Wang
It can be seen from Table 1 that the influence of ignoring mid-plane stain on maximal deflection is very small.
Table 1 Maximal deflection of simply supported FGM rectangular thin plate (10-4m) 8.8369 8.40448 7.98151 7.57337 8.8369 8.39528 7.95498 7.51530 0% 0.1095% 0.3324% 0.7668% Fig 1 shows the stress of simply supported FGM rectangular thin plate.
It can be seen from Fig 1 that the influence of ignoring mid-plane stain on stress is significanter than the influence on maximal deflection.
References [1] M.
Sinica. 25(2004)479-482
Table 1 Maximal deflection of simply supported FGM rectangular thin plate (10-4m) 8.8369 8.40448 7.98151 7.57337 8.8369 8.39528 7.95498 7.51530 0% 0.1095% 0.3324% 0.7668% Fig 1 shows the stress of simply supported FGM rectangular thin plate.
It can be seen from Fig 1 that the influence of ignoring mid-plane stain on stress is significanter than the influence on maximal deflection.
References [1] M.
Sinica. 25(2004)479-482