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A general equation for the contact factor estimation was developed (Eq. 5)
Magnesium alloy AZ31 The tribological properties of the magnesium alloy AZ31 at 350 °C, 400 °C and 500 °C under two different normalized normal stress levels (1.5 and 6) and different relative speeds (0.1, 1, 5 and 50 mm/s) was also studied.
The changes of the microstructure observed in AA6060 (Fig. 6) and AZ31 (Fig. 8) at different temperatures show possible variation of the mechanical properties in the resulting extrudates.
In order to investigate possible variations of the mechanical properties in AA6060 and AZ31, Vickers micro-hardness tests (at room temperature) were carried out in crossections cut through the mid-plane of the specimens.
Dean, An investigation of the effects of solution heat treatment on mechanical properties for AA6xxx alloys: experimentation and modelling.

Moreover, cement has been added to upgrade these properties.
Furthermore, the effect of mixture percentages on the mechanical properties of cement-treated recycled aggregate has been investigated.
The results clarify that adding RCA improves the mechanical properties of the blend.
The other factors, such as cement content, dry density, and curing time, play significant roles in the determination of the performance of cement-treated recycled aggregate.
Soil samples properties.

Effect of Treated Sago Pith Waste Ash and Silica Fume to the Mechanical Properties of Fly Ash-Based Geopolymer Brick Izwan B.
Factors affecting the suitability of fly ash as source material for geopolymers.
Fugitive particulate emission factors for dry fly ash disposal.
Effect of silica fume on the mechanical properties of fly ash based-geopolymer concrete.
The mechanical properties of fly ash-based geopolymer concrete with alkaline activators.

Introduction Microstructure evolution is one of the most important feature for controlling the mechanical properties of metallic materials during processing.
Some researchers have indicated that the advantage of mesoscopic models was that material properties may significantly depend on microstructure morphology and spatial distributions [2].
It is well known that the microstructure evolution of nickel alloys turbine disks is a key factor in determining the mechanical properties of disks.
In the design of dual-property turbine disk, the microstructure of rim and hub of disk can be design for satisfying different requirement of mechanical properties.
Clearly the dissolution kinetics of the primary precipitate will also affect the coarsening of the matrix phase.

As a result, optical (photochromic effect) surface and mechanical properties of the material change significantly.
To study the effect of different external factors on the materials structure a unique setup, that includes UV-lamp and heating/cooling stage, was developed.
The equipment allows to study in situ the structure formation processes of ion-conducting membranes under the influence of external factors (temperature, solvent vapors, UV-radiation) that effect the structure and functional properties of the material.
Thus, UV-radiation can effectively change the volume ratio of the lamellar and hexagonal phases and control such important thin films properties as proton conductivity.
The effects of external factors on the film morphlogy for the samples swollen in methanol vapors were confirmed by OM (Fig. 3).

In recent years, increasing weld strength along with improved surface properties of the joint during friction stir welding (FSW) has gained noteworthy attention due to increasing applications concerning higher wear resistance and strength related factors.
Rathika (2013) Investigation of microstructure and mechanical properties of aluminum hybrid nano-composites with the additions of solid lubricant, Mater.
Paul (2019) Particle size and shape effects on the surface mechanical properties of aluminium coated with carbonaceous materials, J.
Fujii (2011) The effect of SiC particles on the microstructure and mechanical properties of friction stir welded pure copper joints, Mater.
Fratini (2017) Enhancement of mechanical properties of FSWed AA7075 lap joints through in-situ fabrication of MMC, J.

The exact mechanism of AFM has been understood due to the complicacies of effect factors.
The theoretical and experimental determination of thermal properties of medium is carried out by Fletcher and Fioravanti [2].
Moreover, the rheological properties have been studied by some reports [5,6].
Fioravanti: Polishing and honing process: an investigation of the thermal properties of mixtures of polyborosiloxane and silicon carbide abrasive, Proceedings of the Institution of Mechanical Engineers, Vol. 210(1996), p. 256-265 [3] P.
Fioravanti: Polishing and honing process: an investigation of the thermal properties of mixtures of polyborosiloxane and silicon carbide abrasive, Proceedings of the Institution of Mechanical Engineers, Vol. 210(1996), p.256-265

As the device size reduces, the power dissipation and thermal management in these nanosize devices become the key factors during the design process.
Among various potential candidates for future MEMS/NEMS applications, carbon nanotubes hold a unique position because of their remarkable properties like small size, great strength, light weight, special electronic structures, huge current-carrying capacity and high mechanical and thermal stability.
Figure 1 - Cross-section of MWNT According to this model, the conductance of a MWNT or a SWNT is determined by two factors namely the conducting channels per shell and the number of shells.
Diameter and length are important factors in determining both magnetic and kinetic inductances.
The total resistance therefore becomes so high that it masks the observation of intrinsic transport properties of a CNT.

Attention is given to the mechanical properties of concrete block masonry, with respect to its compressive and tensile strength.
Properties of Materials.
Mechanical properties for compressive loading normal to bed joints.
Mechanical properties for compressive loading parallel to bed joints.
Mechanical properties obtained in diagonal tests.

The modeling of technological processes such as manufacturing of pipes, heat treatment and deformation of semi-products in a wide temperature range requires knowledge of thermophysical properties of the material and coefficient of thermal expansion (CTE) in particular.
The above mentioned two factors may contribute the significant difference between the ΔV/V value obtained in [18] and in the present investigation.
Composition, Structure, Properties, Reference book, VILS-MATI, Moscow, 2009
Guzanová, Modification of mechanical properties of high-strength titanium alloys VT23 and VT23M due to impact-oscillatory loading, Metals. 9(1) (2019) 80
Shirinkina, Microstructure, phase composition, physical and mechanical properties of titanium alloy VT23 hot-extruded tube, Defect and Diffusion Forum. 410 (2021) 324-329