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Online since: October 2025
Authors: Diah Susanti, Haniffudin Nurdiansah, I Made Krisna Primananda, Yeny Widya Rakhmawati, George Endri Kusuma
The specific capacitance of EDLCs hinges upon factors such as surface area, electrolyte composition, and the distribution of pore sizes within the activated carbon [4].
The energy provided by microwaves certainly affects the synthesized materials.
Closer proximity of the curve to a 90º angle signifies enhanced capacitive properties of the material [12].
This indicates that Composite-30 exhibits superior capacitive properties compared to Composite-45 and Composite-60.
Yang, Novel Band Structures and Transport Properties from Graphene Nanoribbons with Armchair Edges, J.
The energy provided by microwaves certainly affects the synthesized materials.
Closer proximity of the curve to a 90º angle signifies enhanced capacitive properties of the material [12].
This indicates that Composite-30 exhibits superior capacitive properties compared to Composite-45 and Composite-60.
Yang, Novel Band Structures and Transport Properties from Graphene Nanoribbons with Armchair Edges, J.
Online since: July 2003
Authors: Hoon Sohn, Gyuhae Park, Charles R. Farrar, Todd O. Williams, Amy N. Robertson, Francois M. Hemez
The physics-based models will also be used to define the necessary
sensing system properties (e.g. location, bandwidth, sensitivity).
Additionally, this work can be used to assist in the development of the experimental tests, define sensing system properties as well as aid in the development of the reduced order prognosis models suitable for deployment in microprocessors deployed onboard the structure.
Introducing the concept of super-elements into the MSFE formulation has resulted in a hierarchical analysis for the plate behavior that exhibits enhanced computational efficiency without adversely affecting the accuracy of the predictions for the local fields.
Homogenization is the process of combining matrix and fiber material properties into a single material that is representative of the individual lamina.
These techniques require parametric or nonparametric characterization of feature distributions or the estimation of statistical properties of the assumed distribution.
Additionally, this work can be used to assist in the development of the experimental tests, define sensing system properties as well as aid in the development of the reduced order prognosis models suitable for deployment in microprocessors deployed onboard the structure.
Introducing the concept of super-elements into the MSFE formulation has resulted in a hierarchical analysis for the plate behavior that exhibits enhanced computational efficiency without adversely affecting the accuracy of the predictions for the local fields.
Homogenization is the process of combining matrix and fiber material properties into a single material that is representative of the individual lamina.
These techniques require parametric or nonparametric characterization of feature distributions or the estimation of statistical properties of the assumed distribution.
Online since: January 2010
Authors: Zhi Gang Zeng, Guo Hua Chen
Adaptive Predictive Based on Equal-dimension and New Information for
the Hydraulic Mechanism of Wave Motion Compensating Platform
Zeng Zhigang 1, 2 ,a, Chen Guohua 1,b
1
School of Mechanical & Automotive Engineering, SCUT.
This will affect normal task even menace safety of the system, equipment, and worker.
The deep-sea mining, laying submarine cable and tube, will be affected by wave motion.
So the target function is: 2 1 2 4 3 0 ( ) ( ) s J w e t w u t w dt w t (14) Here, 1w , 2w , 3w and 4w are the weights, its values are based on the share of each property adjusted by PID's parameter value estimate system in the regular tuning method.
Parameter setting and calculation The autoregressive forecasting algorithm: the dimension of the equal dimension and new information 100N ; the autoregressive model's maximum order 30M ; forgetting factor 0.98 ; damping factor 0.8 ; the forecasting step 6m .
This will affect normal task even menace safety of the system, equipment, and worker.
The deep-sea mining, laying submarine cable and tube, will be affected by wave motion.
So the target function is: 2 1 2 4 3 0 ( ) ( ) s J w e t w u t w dt w t (14) Here, 1w , 2w , 3w and 4w are the weights, its values are based on the share of each property adjusted by PID's parameter value estimate system in the regular tuning method.
Parameter setting and calculation The autoregressive forecasting algorithm: the dimension of the equal dimension and new information 100N ; the autoregressive model's maximum order 30M ; forgetting factor 0.98 ; damping factor 0.8 ; the forecasting step 6m .
Online since: August 2013
Authors: Shuai Liu, Pei Jun Wang, Qi Jie Ma
The slots can reduce the axial and bending stiffness of the member and influence its mechanical behavior.
According to Kesti [7], the slots will reduce the transverse bending stiffness of the web greatly and the distortional buckling capacity is affected by the transverse bending stiffness to a great extent.
The initial geometric imperfection and the material property adopted for the verification were based on the tested results.
To consider the effect of distortional buckling, which is not incorporated in the traditional EWM, a reduction factor of 0.85 is introduced into the calculated ultimate strength based on Eq.2.
The slots can reduce the ultimate strength and affect the nonlinear behavior of the cold-formed members.
According to Kesti [7], the slots will reduce the transverse bending stiffness of the web greatly and the distortional buckling capacity is affected by the transverse bending stiffness to a great extent.
The initial geometric imperfection and the material property adopted for the verification were based on the tested results.
To consider the effect of distortional buckling, which is not incorporated in the traditional EWM, a reduction factor of 0.85 is introduced into the calculated ultimate strength based on Eq.2.
The slots can reduce the ultimate strength and affect the nonlinear behavior of the cold-formed members.
Online since: November 2013
Authors: A. Kiet Tieu, Liang Zhang, Cheng Lu
According to the different material properties of Q235 and AZ91, we finally obtained the fatigue life and also discovered the weak parts of the frame.
Then, on the basis of the material properties of the frame, either carbon constructional steel (Q235) or magnesium alloy (AZ91), combined with advanced computational simulation technology, we expect to predict the fatigue life in a more efficient way.
This can be influenced by a variety of factors such as temperature, surface finish, microstructure, presence of oxidising or inert chemicals, residual stresses, and contact (fretting) etc. [1].
Fig.10 Stress distribution and value of Q235 frame in the applied condition of fig.9 Material Properties.
Lin, China Mechanical Engineering. 11, 12 (1998) [22] J.
Then, on the basis of the material properties of the frame, either carbon constructional steel (Q235) or magnesium alloy (AZ91), combined with advanced computational simulation technology, we expect to predict the fatigue life in a more efficient way.
This can be influenced by a variety of factors such as temperature, surface finish, microstructure, presence of oxidising or inert chemicals, residual stresses, and contact (fretting) etc. [1].
Fig.10 Stress distribution and value of Q235 frame in the applied condition of fig.9 Material Properties.
Lin, China Mechanical Engineering. 11, 12 (1998) [22] J.
Online since: January 2016
Authors: Jun Wang, Guan Heng Yeoh, Kunlapat Thongkaew
Alberdi et al. [3] claimed that the machinability index for polymer based composites by AWJ may not be grouped as ductile or brittle materials because of the special properties of the fiber-matrix composites.
The target workpiece was woven carbon fabric/polyetheretherketone (PEEK) sheets whose major properties are given in Table 1.
Properties of a woven carbon fabric/PEEK sheet.
It is found that all the process parameters affect the hole diameter deviation.
The high water pressure applied is found to be a significant factor contributing to the defects on AWJ machined composites.
The target workpiece was woven carbon fabric/polyetheretherketone (PEEK) sheets whose major properties are given in Table 1.
Properties of a woven carbon fabric/PEEK sheet.
It is found that all the process parameters affect the hole diameter deviation.
The high water pressure applied is found to be a significant factor contributing to the defects on AWJ machined composites.
Online since: June 2012
Authors: Yong Ye, Bao Cheng Liu, Yang Liu, Zi Xiong Guo
Material Properties.
Nominal rod properties, as specified by the supplier, were 2000 MPa tensile strength and 150 GPa Young’s modulus.
The neutral axis shifts from symmetric position of the cross section and moves towards the compression zone while loading due to nonisotropic material properties, and the ratio of compression zone height to tensile zone height approximately equals to 0.8.
(5) The flexural bearing capacity and failure mode of reinforced stone beams are affected by the diameter of CFRP rods.
(7) The bond between NSM CFRP rods and granite is an important factor that affects the flexural behavior of reinforced stone beams.
Nominal rod properties, as specified by the supplier, were 2000 MPa tensile strength and 150 GPa Young’s modulus.
The neutral axis shifts from symmetric position of the cross section and moves towards the compression zone while loading due to nonisotropic material properties, and the ratio of compression zone height to tensile zone height approximately equals to 0.8.
(5) The flexural bearing capacity and failure mode of reinforced stone beams are affected by the diameter of CFRP rods.
(7) The bond between NSM CFRP rods and granite is an important factor that affects the flexural behavior of reinforced stone beams.
Online since: July 2011
Authors: Song Qin, Lu Qu, Dong Wei, Bao Cai Zhang, Nan Wan Qiu
So only a few types of base materials may affect the development and application of new components.
E0is determined by the following three factors: (1) Ox- is adsorbed on the surface of oxide.
The gas-sensing properties of composite materials ZnSnO3 film components are shown in Fig.4.
It can be known from the above that a variety of gas-sensing composite SnO2 (x%) ZnO (y%) Fe2O3 (z%) TiO2 (w%), x + y + z + w = {TTP}8203 {TTP}8203 100, all possess gas-sensing properties.
Physical properties of SnO2 materials .
E0is determined by the following three factors: (1) Ox- is adsorbed on the surface of oxide.
The gas-sensing properties of composite materials ZnSnO3 film components are shown in Fig.4.
It can be known from the above that a variety of gas-sensing composite SnO2 (x%) ZnO (y%) Fe2O3 (z%) TiO2 (w%), x + y + z + w = {TTP}8203 {TTP}8203 100, all possess gas-sensing properties.
Physical properties of SnO2 materials .
Online since: October 2006
Authors: Thomas Kronberg, Kaj Fröberg, Leena Hupa
Introduction
During the last decades special effort has been put into enhancing the mechanical, thermal and
chemical properties of glazed surfaces.
Considerable effort has been put into the development of novel glass-ceramic surface structures with improved properties compared to traditional glazed surfaces [1].
Glass-ceramics with improved surface properties have been reported within the quaternary system CaO - MgO - Al2O3 - SiO2 together with different additives enhancing the fusibility or controlled crystallization of the melt.
Firing conditions also affect the final phase composition of raw glazes.
Conclusions Both the total content and the ratio between wollastonite and dolomite were found to be the key controlling factors for the melting behaviour of raw glazes fired to around 1200 ºC.
Considerable effort has been put into the development of novel glass-ceramic surface structures with improved properties compared to traditional glazed surfaces [1].
Glass-ceramics with improved surface properties have been reported within the quaternary system CaO - MgO - Al2O3 - SiO2 together with different additives enhancing the fusibility or controlled crystallization of the melt.
Firing conditions also affect the final phase composition of raw glazes.
Conclusions Both the total content and the ratio between wollastonite and dolomite were found to be the key controlling factors for the melting behaviour of raw glazes fired to around 1200 ºC.
Online since: October 2010
Authors: Jose L.G. Fierro, Barbara Pawelec
Unfortunately, most of metal oxides display electrical-insulating properties at temperatures somewhat below 300 °C.
These properties make it a good substrate for metal layers [4].
The Pt/2%Sb-SnO2 electrocatalysts not only displayed higher roughness factors than platinized Pt electrodes, but also had larger intrinsic electrocatalytical activity for the electrooxidation of methanol.
These NW-based 3D structures will take full advantage of combined factors including increased utilization of the noble metal catalyst, improved metal-support interaction, and enhanced mass transport in the electrodes for fuel cell applications.
Such a hierarchical electrode with the combined properties has potential applications for fuel cells. 2.1.5.
These properties make it a good substrate for metal layers [4].
The Pt/2%Sb-SnO2 electrocatalysts not only displayed higher roughness factors than platinized Pt electrodes, but also had larger intrinsic electrocatalytical activity for the electrooxidation of methanol.
These NW-based 3D structures will take full advantage of combined factors including increased utilization of the noble metal catalyst, improved metal-support interaction, and enhanced mass transport in the electrodes for fuel cell applications.
Such a hierarchical electrode with the combined properties has potential applications for fuel cells. 2.1.5.