Results 41 to 50 of about 36,344 (156)

NANOINDENTATION TESTING OF HUMAN ENAMEL AND DENTIN [PDF]

Ceramics-Silikáty, 2013
The objective of this investigation is to characterize the indentation behaviour of human enamel and dentin using instrumented indentation methods. The experiment was realized in different conditions; at indentation loads from 5 mN to 400 mN, loading ...
Halgaš R., Dusza J., Dusza J., Kovácsová L., Markovská N.   +4 more
doaj  

Recrystallization of epitaxial GaN under indentation

, 2008
We report recrystallization of epitaxial (epi-) GaN(0001) film under indentation.Hardness value is measured close to 10 GPa, using a Berkovich indenter.
Albert, S. K., Bhaduri, A. K., Chen, K. H., Chen, L. C., Das, C. R., Dhara, S., Hsu, H. C., Raj, Baldev, Ray, Ayan   +8 more
core   +1 more source

On Extracting Mechanical Properties from Nanoindentation at Temperatures up to 1000$^{\circ}$C

, 2017
Alloyed MCrAlY bond coats, where M is usually cobalt and/or nickel, are essential parts of modern turbine blades, imparting environmental resistance while mediating thermal expansivity differences.
Gibson, James S. K. -L., Korte-Kerzel, Sandra, Schröders, Sebastian, Zehnder, Christoffer   +3 more
core   +1 more source

The influence of indenter tip rounding on the indentation size effect [PDF]

, 2010
A model was developed to interpret the indentation size effect. The model considers the tip wear effect, causing a rounded tip, the plastic zone size and various strengthening contributions, including geometrically necessary dislocations, preexisting ...
Gao, Nong, Qiao, Xiaoguang, Starink, Marco J.   +2 more
core   +1 more source

Indentation hardness, plasticity and initial creep properties of nanosilver sintered joint

Results in Physics, 2019
The nanoindentation test was conducted in this paper to investigate the indentation hardness, plasticity and initial creep properties of pressure sintered nanosilver joint at various test temperatures.
Hao Zhang, Yang Liu, Lingen Wang, Fenglian Sun, Xuejun Fan, Guoqi Zhang   +5 more
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Mechanical Properties Characterization of Welded Automotive Steels [PDF]

, 2019
Among the various welding technologies, resistance spot welding (RSW) and laser beam welding (LBW) play a significant role as joining methods for the automobile industry. The application of RSW and LBW for the automotive body alters the microstructure in
Graf, Benjamin, Javaheri, Ehsan, Lubritz, Janot, Rethmeier, Michael   +3 more
core   +1 more source

Ultrahard carbon film from epitaxial two-layer graphene

, 2018
Atomically thin graphene exhibits fascinating mechanical properties, although its hardness and transverse stiffness are inferior to those of diamond. To date, there hasn't been any practical demonstration of the transformation of multi-layer graphene ...
A Richter, AG Kvashnin, AG Kvashnin, Angelo Bongiorno, AP Barboza, C Berger, C Riedl, Claire Berger, D Odkhuu, Elisa Riedo, Erio Tosatti, F Bundy, F Gorrini, Filippo Cellini, H Cynn, H Xie, HC Chiu, I Palaci, J Narayan, JP Perdew, LA Chernozatonskii, LGP Martins, M Lucas, M Lucas, P Gallagher, P Giannozzi, RB Aust, RZ Khaliullin, S Grimme, S Kumar, S Rajasekaran, S Scandolo, Suenne Kim, T Filleter, T Jaglinski, Tengfei Cao, V Kulikovsky, WA Heer De, Walter A. de Heer, WL Mao, X Deng, Y Gao, Y Horbatenko, Yang Gao, Z Luo, Z Wei   +45 more
core   +2 more sources

Indentation Plasticity and Fracture Studies of Organic Crystals

Crystals, 2017
This review article summarizes the recent advances in measuring and understanding the indentation-induced plastic deformation and fracture behavior of single crystals of a wide variety of organic molecules and pharmaceutical compounds.
Sowjanya Mannepalli, Kiran S. R. N. Mangalampalli   +1 more
doaj   +1 more source

The tribological properties of zinc borate ultrafine powder as a lubricant additive in sunflower oil [PDF]

, 2014
This paper presents an investigation on the tribological properties of zinc borate ultrafine powder employed as a lubricant additive in sunflower oil. The stable dispersions of 0.5 wt%, 1 wt% and 2 wt% zinc borate ultrafine powder in sunflower oil were ...
Chen, Yong, Jiao, Yang, Ren, Guogang, Zhao, Chuanli   +3 more
core   +1 more source

Investigation on the mechanical properties of shale subjected to different conditions based on nanoindentation experiments and numerical simulation

Case Studies in Construction Materials, 2022
Nano indentation has become an important means to study the mechanical properties of rock because of its nondestructive and high efficiency. In this work, the Weibull distribution function is used to statistically analyze the nanoindentation test results
Shankun Zhao, Xiaowei Xu, Liu Yang, Kai Qin, Xiang Yu, Qian Chao, Nan Zhou, Jianping Zuo   +7 more
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