Atomistic simulation study of influence of Al2O3–Al interface on dislocation interaction and prismatic loop formation during nano-indentation on Al2O3-coated aluminum
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Molecular Modeling"
DOI: 10.1007/s00894-018-3706-8
Abstract: AbstractA large-scale molecular dynamics (MD) simulation of nano-indentation was carried out to provide insight into the influence of the Al–Al2O3 interface on dislocation evolution and deformation behavior of Al substrate coated with Al2O3 thin film.… read more here.
Keywords: influence al2o3; nano indentation; dislocation; indentation ... See more keywords
Role of irradiation induced defects in altering the micro-mechanical response of Zr domains during nano indentation: A molecular dynamics study
Sign Up to like & getrecommendations! Published in 2019 at "Computational Materials Science"
DOI: 10.1016/j.commatsci.2019.01.036
Abstract: Abstract In the present study, the plastic flow behavior of Zr at 300 K in the presence of defects i.e. self-interstitials, vacancies and voids, which generally form during irradiation, has been investigated by molecular dynamics (MD)… read more here.
Keywords: indentation; nano indentation; study; molecular dynamics ... See more keywords
Comparison of mechanical properties of C-S-H and portlandite between nano-indentation experiments and a modeling approach using various simulation techniques
Sign Up to like & getrecommendations! Published in 2018 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2018.05.043
Abstract: Abstract This work focuses on elastic modulus of two main constituents of cement based materials: portlandite (CH) and Calcium Silicates Hydrates (C-S-H). At nano-scale, the single CH crystal using Density Functional Theory (DFT) is investigated… read more here.
Keywords: elastic modulus; gpa; nano indentation; mechanical properties ... See more keywords
Evaluation of helium effect on irradiation hardening in F82H, ODS, SIMP and T91 steels by nano-indentation method
Sign Up to like & getrecommendations! Published in 2019 at "Fusion Engineering and Design"
DOI: 10.1016/j.fusengdes.2019.04.049
Abstract: Abstract To access irradiation conditions of candidate materials used in advanced nuclear energy systems, simultaneous helium and iron-ion irradiation have been widely used to study on the synergistic effects of helium bubble nucleation and displacement… read more here.
Keywords: irradiation hardening; nano indentation; helium; hardening f82h ... See more keywords
Modified deformation behaviour of self-ion irradiated tungsten: A combined nano-indentation, HR-EBSD and crystal plasticity study
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Plasticity"
DOI: 10.1016/j.ijplas.2020.102817
Abstract: Abstract Predicting the dramatic changes in mechanical and physical properties caused by irradiation damage is key for the design of future nuclear fission and fusion reactors. Self-ion irradiation provides an attractive tool for mimicking the… read more here.
Keywords: self ion; irradiation; nano indentation; microscopy ... See more keywords
Nano-indentation investigation on the local softening of equiaxed zone in 2060-T8/2099-T83 aluminum-lithium alloys T-joints welded by double-sided laser beam welding
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.05.014
Abstract: Abstract Double-sided laser beam welding of 2-mm-thick 2060-T8 and 2099-T83 aluminum-lithium alloys T-joint was performed with AlSi12 wire. Microstructure and nano-indentation hardness characteristics were studied especially in nondendritic equiaxed zone (EQZ). In comparison with the… read more here.
Keywords: zone; nano indentation; local softening; double sided ... See more keywords
Friction Stir Welding of Dissimilar Materials: An Investigation of Microstructure and Nano-Indentation Study
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Manufacturing Processes"
DOI: 10.1016/j.jmapro.2020.03.050
Abstract: Abstract Friction stir lap welding of aluminum and steel structures yields inhomogeneous microstructural changes, hooking defects and non-uniform layer of intermetallic compounds in the weld zones. These metallurgical changes and hooking defect affect the mechanical… read more here.
Keywords: nano indentation; indentation; study; friction stir ... See more keywords
Radiation effect on nano-indentation properties and deformation mechanisms of a Ni-based superalloy X-750
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Nuclear Materials"
DOI: 10.1016/j.jnucmat.2018.11.040
Abstract: Abstract Nano-indentation analysis was employed to investigate the mechanical response of heavy ion irradiated X-750 Ni-based superalloy in both solution-treated (ST) and precipitation-hardened (PH) conditions. Helium pre-implantation was carried out at 300 °C up to 5000 appm… read more here.
Keywords: indentation; nano indentation; irradiated 750; irradiation ... See more keywords
Crystal plasticity finite element method simulation for the nano-indentation of plasma-exposed tungsten
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Nuclear Materials"
DOI: 10.1016/j.jnucmat.2019.03.018
Abstract: Abstract In this work, the nano-indentation of plasma-exposed tungsten is simulated at room temperature and elevated temperature (300–700 K) by the recently developed crystal plasticity finite element model. A nonlinear function is applied to characterize the… read more here.
Keywords: nano indentation; indentation plasma; temperature; plasma exposed ... See more keywords
Effect of annealing on microstructure, texture and hardness of ITER-specification tungsten analyzed by EBSD, vickers micro-hardness and nano-indentation techniques
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Nuclear Materials"
DOI: 10.1016/j.jnucmat.2019.07.005
Abstract: Abstract Tungsten and its alloys have been extensively studied to be used as materials for plasma facing components (PFCs) in future nuclear fusion reactors. Under fusion operating conditions, the surface of PFCs will experience high… read more here.
Keywords: texture; nano indentation; microstructure texture; iter specification ... See more keywords
Assessment of Nano-Indentation Method in Mechanical Characterization of Heterogeneous Nanocomposite Materials Using Experimental and Computational Approaches
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-51904-4
Abstract: This study investigates the capacity of the nano-indentation method in the mechanical characterization of a heterogeneous dental restorative nanocomposite using experimental and computational approaches. In this respect, Filtek Z350 XT was selected as a nano-particle… read more here.
Keywords: method mechanical; nano indentation; indentation; indentation method ... See more keywords