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Online since: June 2005
Authors: Tohru Sekino, Koichi Niihara, Takafumi Kusunose, Tadachika Nakayama, Norihito Tanaka, Yamato Hayashi
Mechanical
properties of Y-TZP / TiNi composites were much higher than those of Y-TZP monolith.
In Ceramics/metal composites such as tetragonal ZrO2/Ni[2, 3], Al2O3/Ni[4, 5] , there are excellent mechanical properties and ferromagnetic properties.
Cobalt is often used as additive for TiNi phase by substituting for some amount of Ni atom in order to control its properties.
Next, mechanical and electrical properties of these composites were investigated. 2.
The first factor is critical grain size of t-ZrO2, and the second factor is the strength of TiNi.
In Ceramics/metal composites such as tetragonal ZrO2/Ni[2, 3], Al2O3/Ni[4, 5] , there are excellent mechanical properties and ferromagnetic properties.
Cobalt is often used as additive for TiNi phase by substituting for some amount of Ni atom in order to control its properties.
Next, mechanical and electrical properties of these composites were investigated. 2.
The first factor is critical grain size of t-ZrO2, and the second factor is the strength of TiNi.
Online since: August 2007
Authors: Dae Whan Kim, Chang Hee Han, Woo Seog Ryu
Introduction
Austenitic stainless steel has good mechanical and corrosion properties at high temperature.
One of the metallurgical factors that affect hot cracking is delta ferrite in weldment.
If delta ferrite is too much, mechanical and corrosion properties are decreased[8].
Ferrite content and dislocation density in weldment were the important factors to affect fatigue life.
Ferrite and dislocation density in weldment are the important factors which affect fatigue life.
One of the metallurgical factors that affect hot cracking is delta ferrite in weldment.
If delta ferrite is too much, mechanical and corrosion properties are decreased[8].
Ferrite content and dislocation density in weldment were the important factors to affect fatigue life.
Ferrite and dislocation density in weldment are the important factors which affect fatigue life.
Online since: April 2014
Authors: Ammar M. Hamza, M. Shamshi Hassan, Ahmed N. Awad
With the development of 1D nanostructure, dimensionality and size of the materials have also been regarded as critical factors that may bring some novel and unexpected properties.
The properties of metallic nanoparticles depend on shape [6].
The unique and improved surface-enhanced Raman scattering properties [8], mechanical properties, magnetic properties, and electronic properties [9] are possible with anisotropic nanomaterials compared to spheres.
As it is already reported in the literature [21], the Nd2+ caution possesses various chemically stable species under various pH value, which maybe the crucial factor affecting the morphology of the precursor Nd(NO3)2.
Moreover, formulation of Nd2O3 in an easy handled and relatively good mechanical properties nanostructures became a reachable mission.
The properties of metallic nanoparticles depend on shape [6].
The unique and improved surface-enhanced Raman scattering properties [8], mechanical properties, magnetic properties, and electronic properties [9] are possible with anisotropic nanomaterials compared to spheres.
As it is already reported in the literature [21], the Nd2+ caution possesses various chemically stable species under various pH value, which maybe the crucial factor affecting the morphology of the precursor Nd(NO3)2.
Moreover, formulation of Nd2O3 in an easy handled and relatively good mechanical properties nanostructures became a reachable mission.
Online since: June 2014
Authors: Hai Ming Cheng, En Jie Zhang, Xue Min Yin, Hua Ping Wang, Yu Mei Zhang
The mechanical properties, dynamic mechanical properties (DMA) and supramolecular structure of PAN fiber were analyzed.
Both drawing and removal of solvent can increase the mechanical properties of the fibers.
Liang et al. [10] discussed the changes in formation and evolution of porosity structure during spinning process and found that porosity structure can affect the fiber’s resultant physical properties.
The relationship between the structure and properties during the spinning process was investigated by combining mechanical testing and dynamic mechanical analysis (DMA).
Mechanical properties Samples were washed with hot water to remove residual solvents and dried to constant weight.
Both drawing and removal of solvent can increase the mechanical properties of the fibers.
Liang et al. [10] discussed the changes in formation and evolution of porosity structure during spinning process and found that porosity structure can affect the fiber’s resultant physical properties.
The relationship between the structure and properties during the spinning process was investigated by combining mechanical testing and dynamic mechanical analysis (DMA).
Mechanical properties Samples were washed with hot water to remove residual solvents and dried to constant weight.
Online since: July 2022
Authors: Anton Tsaritsynskyi, Andrii Kondratiev, Oleksandr Dveirin, Tetyana Nabokina
The article presents the research carried out to determine the main parameters of elements of mechanical joints made of polymer composite materials, as factors affecting the requirements for precision of connection compliance estimation.
The research [14] theoretically justifies the factors affecting the compliance of the force connection formed by the fastener.
When choosing the factors affecting the fastener compliance, in addition to the geometry and material properties of the connection elements, the following factors have been considered: influence of the fastener bending and preloading; influence of the fastener fit in the hole and elongation of the hole under load.
The vast majority of researchers focus on improving the precision of compliance estimation and identifying the factors that significantly affect its degree.
Kondratiev, Elastic Properties of Steel-Cord Rubber Conveyor Belt, Exper.
The research [14] theoretically justifies the factors affecting the compliance of the force connection formed by the fastener.
When choosing the factors affecting the fastener compliance, in addition to the geometry and material properties of the connection elements, the following factors have been considered: influence of the fastener bending and preloading; influence of the fastener fit in the hole and elongation of the hole under load.
The vast majority of researchers focus on improving the precision of compliance estimation and identifying the factors that significantly affect its degree.
Kondratiev, Elastic Properties of Steel-Cord Rubber Conveyor Belt, Exper.
Online since: July 2015
Authors: Alla A. Novakova, Igor A. Il’inych, A.I. Smarzhevskaya, Yuriy Anufriev, Tatiana Yu. Kiseleva, Sergey I. Zholudev, Tatiana S. Gendler, Tatiana F. Grigorieva
Correlation of composite magnetic behavior with structure and mechanical properties has been obtained by measurements of magnetostriction, remanent magnetization anisotropy, SEM, and dynamical mechanical analysis.
Mechanical properties and magnetostriction were measured using Perkin Elmer DMA 8000 and laboratory set of magnetostriction measurements correspondingly.
The mechanical composite properties such as Young module E and glass temperature Tg at the same time showed expected monotonic increase via particle concentration (Fig.2(b)).
Key factors are filler size, shape, concentration and extension of any interactions between the particles [1].
Magnetostrictive properties of composites are conditioned by a number of factors.
Mechanical properties and magnetostriction were measured using Perkin Elmer DMA 8000 and laboratory set of magnetostriction measurements correspondingly.
The mechanical composite properties such as Young module E and glass temperature Tg at the same time showed expected monotonic increase via particle concentration (Fig.2(b)).
Key factors are filler size, shape, concentration and extension of any interactions between the particles [1].
Magnetostrictive properties of composites are conditioned by a number of factors.
Online since: May 2014
Authors: Prinya Chindaprasirt, Nattakan Dulsang, Patcharapol Posi, Pattraporn Sutaphakdee, Ruth Dangsawat, Pornnapa Kasemsiri, Salim Hiziroglu
Table 1 Factors and factor levels.
As shown in Table 3, the water/cement ratio is one of the important factors affecting the properties of LWC i.e. water/cement ratio affected the compressive strength with 57.63% contribution.
Li, Mechanical properties of expanded polystyrene lightweight aggregate concrete and brick, Constr.
Aydin, Effect of steel fibers on the mechanical properties of natural lightweight aggregate concrete, Mater.
Prince, Physical and mechanical properties of mortars containing PET and PC waste aggregates, Waste.
As shown in Table 3, the water/cement ratio is one of the important factors affecting the properties of LWC i.e. water/cement ratio affected the compressive strength with 57.63% contribution.
Li, Mechanical properties of expanded polystyrene lightweight aggregate concrete and brick, Constr.
Aydin, Effect of steel fibers on the mechanical properties of natural lightweight aggregate concrete, Mater.
Prince, Physical and mechanical properties of mortars containing PET and PC waste aggregates, Waste.
Online since: February 2021
Authors: Vyacheslav V. Maksarov, Aleksandr I. Keksin, Alexander E. Efimov
Petersburg, Russia, 199106
amaks.78.54@mail.ru; befim-aleks-evgen@mail.ru; ckeksin.a@mail.ru
Keywords: physical and mechanical properties; microstructure; dynamic parameter; damping properties; self-oscillating process; surface roughnesses.
The use of heterogeneous steels provides means for imposing special physical and mechanical properties necessary to solve both technological and structural problems in machine-building production on a structure [2, 5].
At the beginning, analysis of the damping properties of structural materials was carried out.
At the end of the simulation, not all the modes of the considered bars were analyzed, but only those that significantly affect the damping coefficient and quality factor of the system (Fig. 9).
Matveev, Vibration-Absorbing properties of structural materials, Kiev, 1971
The use of heterogeneous steels provides means for imposing special physical and mechanical properties necessary to solve both technological and structural problems in machine-building production on a structure [2, 5].
At the beginning, analysis of the damping properties of structural materials was carried out.
At the end of the simulation, not all the modes of the considered bars were analyzed, but only those that significantly affect the damping coefficient and quality factor of the system (Fig. 9).
Matveev, Vibration-Absorbing properties of structural materials, Kiev, 1971
Online since: September 2014
Authors: Kirill S. Kostikov, Valeriy M. Pogrebenkov, K.S. Kamyshnaya, Yu.P. Azhel
The study results of mica bearing rocks from the Mamskoye and Kuletskoye deposits and the processes, involved in grinding and activating muscovite mica from the rocks using a ball and a planetary mills, a disintegrator and a pneumoimpulsive installation depending on different time intervals and other grinding factors, are presented in this paper.
Meanwhile the electrical, mechanical and other properties of the obtained material as well as its further applications are highly affected by the ratio, method and quality of mica grinding.
Muscovite and quartz vary in properties.
A surface appearance of the muscovite, processed in a disintegrator, is characterized by friability and aggregation properties and is radically different from the powders obtained in a ball and planetary mills.
Nekrasova Creation of ceramic nanocomposite material on the basis of ZrO2-Y2O3- Al2O3 with improved operational properties of the working surface.
Meanwhile the electrical, mechanical and other properties of the obtained material as well as its further applications are highly affected by the ratio, method and quality of mica grinding.
Muscovite and quartz vary in properties.
A surface appearance of the muscovite, processed in a disintegrator, is characterized by friability and aggregation properties and is radically different from the powders obtained in a ball and planetary mills.
Nekrasova Creation of ceramic nanocomposite material on the basis of ZrO2-Y2O3- Al2O3 with improved operational properties of the working surface.
Online since: May 2020
Authors: G.A. Talipova, Ruslan R. Safin, Nour R. Galyavetdinov
Study of the Destructive Properties of Biodegradable Wood-Filled
Composite Material
N.R.
Thus, samples of composites were obtained for further studies of their properties.
Another factor affecting the ability to degrade PLA in composites is the varying degree of dispersion of the filler layers in the polymer matrix, which actually depends on the quality of the filler itself.
Butylina, Comparison of water absorption and mechanical properties of wood–plastic composites made from polypropylene and polylactic acid, Wood Material Science & Engineering, 5:3-4 (2010) 220-228
Voronin, Analysis of physico-mechanical properties of composites based on polylactide and thermally modifie wood fibers, Materials Science Forum, pp. 202-206, 2016
Thus, samples of composites were obtained for further studies of their properties.
Another factor affecting the ability to degrade PLA in composites is the varying degree of dispersion of the filler layers in the polymer matrix, which actually depends on the quality of the filler itself.
Butylina, Comparison of water absorption and mechanical properties of wood–plastic composites made from polypropylene and polylactic acid, Wood Material Science & Engineering, 5:3-4 (2010) 220-228
Voronin, Analysis of physico-mechanical properties of composites based on polylactide and thermally modifie wood fibers, Materials Science Forum, pp. 202-206, 2016