Elasticity and internal friction of magnesium alloys at room and elevated temperatures
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Materials Science"
DOI: 10.1007/s10853-018-2136-4
Abstract: Elastic moduli (Young’s modulus, shear modulus and bulk modulus) of three ultrafine-grained Mg-based alloys AZ31, AE42 and LAE442 were studied by resonant ultrasound spectroscopy. Evolution of these moduli and the corresponding high-frequency internal friction were… read more here.
Keywords: friction; internal friction; friction magnesium; magnesium alloys ... See more keywords
Integrated View of Internal Friction in Unfolded Proteins from Single-Molecule FRET, Contact Quenching, Theory, and Simulations
Sign Up to like & getrecommendations! Published in 2017 at "Biophysical Journal"
DOI: 10.1016/j.bpj.2016.11.1722
Abstract: The dynamics of proteins, which are essential for both folding and function, are known to be strongly dependent on solvent viscosity or friction. However, an increasing number of experiments have demonstrated the importance of a… read more here.
Keywords: unfolded proteins; single molecule; friction; internal friction ... See more keywords
On the effect of internal friction on torsional and axial cyclic loading
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Fatigue"
DOI: 10.1016/j.ijfatigue.2020.106113
Abstract: Abstract Failure of materials subjected to torsional and axial cyclic loading is studied by applying the principles of thermodynamics of dissipative processes. Extensive experimental tests are conducted using stainless steel (SS) 304 and SS316 materials… read more here.
Keywords: axial cyclic; friction; internal friction; cyclic loading ... See more keywords
Thermo-kinetic modelling of the giant Snoek effect in carbon-supersaturated iron
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.160236
Abstract: Abstract Snoek relaxation in interstitial bcc solid solutions is the origin of the Snoek peak in frequency-dependent and temperature-dependent internal friction measurements. When applied to low-carbon steels, the internal friction profiles show a linear dependence… read more here.
Keywords: internal friction; thermo kinetic; carbon supersaturated; carbon ... See more keywords
Mobility of dislocations in the iron-based C-, N-, H-solid solutions measured using internal friction: Effect of electron structure
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.161260
Abstract: Abstract Effect of interstitial elements on the Snoek-Koster relaxation and the amplitude-dependent internal friction is analyzed in terms of a change in the electron structure. The density of electron states in the bcc and fcc… read more here.
Keywords: internal friction; effect; electron structure; mobility dislocations ... See more keywords
Determination of recrystallization temperature of deformed high-purity Al assessed by internal friction technique
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.161984
Abstract: Abstract In this study, the recrystallization process in deformed high-purity aluminum was investigated by using the internal friction (IF) and hardness measurement. In the heating process, two IF peaks were detected when the heating rate… read more here.
Keywords: recrystallization; internal friction; recrystallization temperature; peak ... See more keywords
Structural transformation in Al-51 at% Zn eutectoid alloy observed in internal friction
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.162395
Abstract: Abstract The Al-51 at% Zn alloy shows a total transformation of the eutectoid mixture at this concentration. It is therefore ideal for studying the evolution of the alpha and beta phases as a function of… read more here.
Keywords: internal friction; temperature; alloy; transformation ... See more keywords
Based on internal friction theory: Investigating of Fe-based bulk amorphous alloys on mechanical properties with different Si content
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Non-Crystalline Solids"
DOI: 10.1016/j.jnoncrysol.2021.120813
Abstract: Abstract In the current work, internal friction and mechanical properties of a Fe41Co7Cr15Mo14-xC15B6Y2Six (x = 0.5, 1, 1.5 and 2 at.%) bulk metallic glasses (BMGs) was investigated. Investigations demonstrated that the Si content could play an important… read more here.
Keywords: internal friction; point defect; based bulk; mechanical properties ... See more keywords
Characterization of dislocation evolution during creep of 9Cr 1Mo steel using internal friction measurement
Sign Up to like & getrecommendations! Published in 2019 at "Materials Characterization"
DOI: 10.1016/j.matchar.2019.02.015
Abstract: Abstract Using the internal friction measurement, this work dealt with the change of dislocation configuration during the creep of 9Cr 1Mo steel at 873 K. At different creep times, specimens of this steel were firstly prepared… read more here.
Keywords: internal friction; using internal; steel; dislocation ... See more keywords
On the intrinsic dissipation and fracture fatigue entropy of metals
Sign Up to like & getrecommendations! Published in 2021 at "Mechanics of Materials"
DOI: 10.1016/j.mechmat.2020.103734
Abstract: Abstract Determination of the fracture fatigue entropy (FFE) in materials requires a proper assessment of the intrinsic dissipation terms in the entropy production equation. In this paper, physical terms that contribute to internal friction and… read more here.
Keywords: internal friction; intrinsic dissipation; fatigue; fatigue entropy ... See more keywords
Orientation dependence of damping behavior in a Mn-Cu shape memory alloy
Sign Up to like & getrecommendations! Published in 2019 at "Scripta Materialia"
DOI: 10.1016/j.scriptamat.2019.05.042
Abstract: Abstract Internal friction of a Mn-11Cu (at.%) alloy was studied in the main [001], [011] and [111] crystallographic directions by applying tensile stress. Two internal friction peaks were observed in three directions. One is twin… read more here.
Keywords: internal friction; orientation dependence; dependence damping; orientation ... See more keywords