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Online since: June 2015
Authors: Masfueh Razali, Yuichi Otsuka, Mariyam Jameelah Ghazali, Afida Jemat
Surface treatment is one of the famous methods to increase the titanium surface properties.
Results obtained show that the type of acids influenced the surface topography as well as roughness properties.
Titanium alloys has been widely used in implant industry due to good properties in bioactivity, corrosion resistance and biocompatibility.
[3] Iwaya, Y., Machigashira, M., Kanbara, K., Miyamoto, M., Noguchi, K., Izumi, Y., Ban, S., Surface properties and biocompatibility of acid-etched titanium.
[9] Bagno, A., Bello, C., Surface treatments and roughness properties of Ti-based biomaterials.
Results obtained show that the type of acids influenced the surface topography as well as roughness properties.
Titanium alloys has been widely used in implant industry due to good properties in bioactivity, corrosion resistance and biocompatibility.
[3] Iwaya, Y., Machigashira, M., Kanbara, K., Miyamoto, M., Noguchi, K., Izumi, Y., Ban, S., Surface properties and biocompatibility of acid-etched titanium.
[9] Bagno, A., Bello, C., Surface treatments and roughness properties of Ti-based biomaterials.
Online since: October 2023
Authors: Om Pardeshi, Disha Chandak, Tanaya Barawkar, Harshvardhan Ovhal, Gopal Dhanpalwar, Rajesh Chaudhari
In recent years friction welding technique has been an attractive choice for joining similar as well as dissimilar metals (with wide varieties of thermal and mechanical properties).
Mechanical properties and microstructures of both processes are compared to measure the performance of joint [6].
Adjacent to DRZ thermo-mechanical affected zone (TMAZ) is seen in which β-Ti grains are deformed and circular grain flow is observed.
Sathiya, Evaluation of mechanical and metallurgical properties of dissimilar materials by friction welding, Procedia Engineering 64 (2013) 1514 – 1523.https://doi.org/10.1016/j.proeng.2013.09.233
Jung, C.C.Shur, Y.M Yeon, D.U Kim, Mechanical properties of copper to titanium joined by friction welding, Journal of Materials Science38(2003)1281-1287. https://doi.org/10.1023/A:1022890611264
Mechanical properties and microstructures of both processes are compared to measure the performance of joint [6].
Adjacent to DRZ thermo-mechanical affected zone (TMAZ) is seen in which β-Ti grains are deformed and circular grain flow is observed.
Sathiya, Evaluation of mechanical and metallurgical properties of dissimilar materials by friction welding, Procedia Engineering 64 (2013) 1514 – 1523.https://doi.org/10.1016/j.proeng.2013.09.233
Jung, C.C.Shur, Y.M Yeon, D.U Kim, Mechanical properties of copper to titanium joined by friction welding, Journal of Materials Science38(2003)1281-1287. https://doi.org/10.1023/A:1022890611264
Online since: December 2010
Authors: Ying Ren Zheng, Lian Zhuang Huang, Gang Chen, Tian Wen Dong
The judging condition and the safety storage factor (SSF) of SRM were built.
For the strength reduction of limit analysis finite element method (reduced the strength of material around, shortened as SRM) is used to research the ultimately loading of foundation in the papers, and some complex problem, example for the plastic-elastic deformation, the big deformation of geometrical body, the big stiffness grads and the interface mechanical properties, are synthetically taken into account.
The safety storage factors (F) of pile foundation was determined by the previous reduction value of the inflexion of F-s curve and the tine of V type of F-Qu curve when the pile top was done the ultimately load.
In the basis of unchanged the material property of ground, the method of changed material property of contact element was used to solve the influence.
The reduction factor-settlement curve (F-s curve) and the reduction factor-point resistance curve (F-Qu curve) were respectively in Fig.3 and Fig.4 by SRM.
For the strength reduction of limit analysis finite element method (reduced the strength of material around, shortened as SRM) is used to research the ultimately loading of foundation in the papers, and some complex problem, example for the plastic-elastic deformation, the big deformation of geometrical body, the big stiffness grads and the interface mechanical properties, are synthetically taken into account.
The safety storage factors (F) of pile foundation was determined by the previous reduction value of the inflexion of F-s curve and the tine of V type of F-Qu curve when the pile top was done the ultimately load.
In the basis of unchanged the material property of ground, the method of changed material property of contact element was used to solve the influence.
The reduction factor-settlement curve (F-s curve) and the reduction factor-point resistance curve (F-Qu curve) were respectively in Fig.3 and Fig.4 by SRM.
Online since: March 2013
Authors: Mohamad Rusop, A.Z. Zainurul, Saifollah Abdullah
While its physical structural properties was investigated using atomic force microscopy (AFM-XE100).
The characteristic of LaPO4 can be tune in controllable method in other to change it optical, mechanical ant thermal properties.
Sol-gel process can enable upgrade the photoluminescent properties widely with simple low-cost method.
Rao, Dielectric properties of LaPO4 ceramics, J Mater Sci, 23 (1988) 1416-1418
Hong, A simple mixed-solvothermal route for LaPO4 nanorods: Synthesis, characterization, affecting factors and PL properties of LaPO4:Ce3+, Journal of Colloid and Interface Science, 356 (2011) 490-495
The characteristic of LaPO4 can be tune in controllable method in other to change it optical, mechanical ant thermal properties.
Sol-gel process can enable upgrade the photoluminescent properties widely with simple low-cost method.
Rao, Dielectric properties of LaPO4 ceramics, J Mater Sci, 23 (1988) 1416-1418
Hong, A simple mixed-solvothermal route for LaPO4 nanorods: Synthesis, characterization, affecting factors and PL properties of LaPO4:Ce3+, Journal of Colloid and Interface Science, 356 (2011) 490-495
Online since: November 2010
Authors: Yi Li, Zhen Kai Wan, Jia Lu Li
FBG embedded in the 3D braided composite materials has not more effect mechanical property of materials.
In the internal structure of FBG into measurement, fiber grating is due to the effect of matrix and the yarn around, the actual measurement results will be affected by many factors.
(2) Experimental results show that the 3D braided composite material under tensile load with the internal strain and FBG changes, have excellent sensing properties due to the FBG..
(3) Implanted fiber to the mechanical properties of composite, so less influence on 3D braided composites state health monitoring provides a good basis.
References: [1] Wan Zhenkai .Acoustic emission analysis of the flexural and tensile properties of 3D braided composite materials[J].Journal of Textile Research,2007,28(4):53-55
In the internal structure of FBG into measurement, fiber grating is due to the effect of matrix and the yarn around, the actual measurement results will be affected by many factors.
(2) Experimental results show that the 3D braided composite material under tensile load with the internal strain and FBG changes, have excellent sensing properties due to the FBG..
(3) Implanted fiber to the mechanical properties of composite, so less influence on 3D braided composites state health monitoring provides a good basis.
References: [1] Wan Zhenkai .Acoustic emission analysis of the flexural and tensile properties of 3D braided composite materials[J].Journal of Textile Research,2007,28(4):53-55
Online since: May 2014
Authors: Zhong Jin Wang, Yan Ping Li, Yi Li, Dong Yan Lin
Aluminum alloy sheets have attractive qualities such as low density, good mechanical properties, and high corrosion resistance.
Part geometry, material properties, forming process conditions and many other factors affect the springback of panel, and the springback is a major problem in the automotive panel forming.
Its material properties are shown in Table 1.
The material property parameters are obtained by uniaxial tension tests.
An experimental study on the examination of springback of sheet metals with several thicknesses and properties in bending dies, J.
Part geometry, material properties, forming process conditions and many other factors affect the springback of panel, and the springback is a major problem in the automotive panel forming.
Its material properties are shown in Table 1.
The material property parameters are obtained by uniaxial tension tests.
An experimental study on the examination of springback of sheet metals with several thicknesses and properties in bending dies, J.
Online since: December 2014
Authors: Masaki Takeguchi, Dong Sik Bae, Mahoto Takeda, Dong Hae Lee
Introduction
The copper–based precipitation alloys Cu–Fe, Cu–Co and their ternary have been previously studied in terms of their mechanical properties and precipitation processes [1-6].
Thus, the present study aimed to investigate in detail how precipitate microstructure is correlated to magnetic properties in a Cu–Ni–Co nanogranular magnetic material.
Experimental We investigated the details of the precipitation phenomena and magnetic properties of a bulk Cu–10 at% Ni–5 at% Co alloy.
Fig.6 M–H hysteresis loops of the Cu–10 at% Ni–5 at% Co alloy isothermally aged at 1023 K Magnetic Properties of Cu–Ni–Co Specimens Containing Nanoscale Granular Magnetic Particles.
Thus, the annealing temperature was an important factor affecting the microstructure and magnetic properties.
Thus, the present study aimed to investigate in detail how precipitate microstructure is correlated to magnetic properties in a Cu–Ni–Co nanogranular magnetic material.
Experimental We investigated the details of the precipitation phenomena and magnetic properties of a bulk Cu–10 at% Ni–5 at% Co alloy.
Fig.6 M–H hysteresis loops of the Cu–10 at% Ni–5 at% Co alloy isothermally aged at 1023 K Magnetic Properties of Cu–Ni–Co Specimens Containing Nanoscale Granular Magnetic Particles.
Thus, the annealing temperature was an important factor affecting the microstructure and magnetic properties.
Online since: March 2020
Authors: Mohammed A. Gepreel, Lamiaa Z. Mohamed, Adel Attia, Lobna A. Khorshed
In general, high mechanical strength and good corrosion resistant properties are crucial factors that determine the dental implant quality [1].
Ti may lose its mechanical strength in the presence of different anions or cations, for instance, bacteria growth in the buccal cavity inducing pitting corrosion of Ti implants resulted in deterioration of its mechanical properties [8].
Rodrigues, Multifaceted roles of environmental factors toward dental implant performance: Observations from clinical retrievals and in vitro testing, Dent.
Popa, Microstructure, mechanical properties, and corrosion resistance of Ti-20Zr alloy in undoped and NaF doped artificial saliva, Met.
Mula, Thermomechanical processing of low carbon Nb-Ti stabilized microalloyed steel: Microstructure and mechanical properties, Mater.
Ti may lose its mechanical strength in the presence of different anions or cations, for instance, bacteria growth in the buccal cavity inducing pitting corrosion of Ti implants resulted in deterioration of its mechanical properties [8].
Rodrigues, Multifaceted roles of environmental factors toward dental implant performance: Observations from clinical retrievals and in vitro testing, Dent.
Popa, Microstructure, mechanical properties, and corrosion resistance of Ti-20Zr alloy in undoped and NaF doped artificial saliva, Met.
Mula, Thermomechanical processing of low carbon Nb-Ti stabilized microalloyed steel: Microstructure and mechanical properties, Mater.
Online since: April 2011
Authors: Holm Altenbach, Christian Dresbach, Georg Lorenz, Matthias Petzold
Especially in state-of-the-art ICs containing mechanically sensitive low-K dielectric materials, controlling the mechanical properties of the free air ball (FAB) is of utmost significance due to chip damage risks during the bond process.
Even though this technology is well-established since many decades, there are new trends in technology which increase damage risk during wire bonding and show a lack in understanding the process affected material properties of the bonding wires and their resulting effects.
Both factors also increase the demands on wire bond interconnection.
Up to now, the free air ball properties are unknown.
So, the mean grain size is the dominating factor for defining initial yield stress and the presented methodology can be used for the determination of quantitative useful material properties for finite element simulations.
Even though this technology is well-established since many decades, there are new trends in technology which increase damage risk during wire bonding and show a lack in understanding the process affected material properties of the bonding wires and their resulting effects.
Both factors also increase the demands on wire bond interconnection.
Up to now, the free air ball properties are unknown.
So, the mean grain size is the dominating factor for defining initial yield stress and the presented methodology can be used for the determination of quantitative useful material properties for finite element simulations.
Online since: September 2013
Authors: Shao Ze Yan, Tian Fu Yang
Although a great deal of nonlinear influence factors have been researched separately, the meshing backlash and bearing contact are the major influence factors in planetary gearing due to significant clearances.
In this paper, a dynamic simulation model of planetary gearbox with gear mesh backlash and contact of multiple bearings is accomplished to study the effect of both the factors at the same time. 2.
The mass and material properties are listed in Table.1.
The contact spur gear method calculates the contact forces by using the involute function (which describes the tooth profile) and the contact properties.
Analytical characterization of the unique properties of planetary gear free vibration[J].
In this paper, a dynamic simulation model of planetary gearbox with gear mesh backlash and contact of multiple bearings is accomplished to study the effect of both the factors at the same time. 2.
The mass and material properties are listed in Table.1.
The contact spur gear method calculates the contact forces by using the involute function (which describes the tooth profile) and the contact properties.
Analytical characterization of the unique properties of planetary gear free vibration[J].