[HTML][HTML] Finite element modeling of nano-indentation technique to characterize thin film coatings

AS Alaboodi, Z Hussain - Journal of King Saud University-Engineering …, 2019 - Elsevier
Thin films and coatings are increasingly being used almost in every engineering field. Many
properties such as tribological, strength and magnetic can be improved by application of thin …

Highly efficient GaN-based high-power flip-chip light-emitting diodes

S Zhou, X Liu, H Yan, Z Chen, Y Liu, S Liu - Optics express, 2019 - opg.optica.org
High-power flip-chip light-emitting diodes (FCLEDs) suffer from low efficiencies because of
poor p-type reflective ohmic contact and severe current crowding. Here, we show that it is …

[HTML][HTML] An investigation of nanomechanical properties of materials using nanoindentation and artificial neural network

H Lee, WY Huen, V Vimonsatit, P Mendis - Scientific reports, 2019 - nature.com
Mechanical properties of materials can be derived from the force-displacement relationship
through instrumented indentation tests. Complications arise when establishing the full …

Characterization of gradient properties generated by SMAT for a biomedical grade 316L stainless steel

Y Wu, B Guelorget, Z Sun, R Deturche… - Materials …, 2019 - Elsevier
Gradient microstructure generated by surface mechanical attrition treatment (SMAT) has
beneficial effects for treated mechanical components, such as improved fatigue behaviour …

Discrete dislocation dynamics simulations of nanoindentation with pre-stress: Hardness and statistics of abrupt plastic events

H Song, H Yavas, E Van der Giessen… - Journal of the …, 2019 - Elsevier
Nanoindentation of crystalline materials has been thought as a primarily surface-driven
technique that is not able to probe bulk mechanical properties directly, such as material yield …

An indentation method for evaluation of residual stress: Estimation of stress-free indentation curve using stress-independent indentation parameters

J Kim, S Choi, J Lee, HJ Ahn, YC Kim… - Journal of Materials …, 2019 - cambridge.org
Residual stress is generally evaluated using indentation by comparing the indentation
curves of stressed and stress-free states. Here, we suggest a new method that can evaluate …

An energy-based nanoindentation method to assess localized residual stresses and mechanical properties on shot-peened materials

S Ghanbari, DF Bahr - Journal of Materials Research, 2019 - cambridge.org
Concurrently assessing localized residual stresses and mechanical properties in cases
where there are gradients in stresses and properties (such as those resulting in metallic …

Effect of annealing on optical, mechanical, electrical properties and structure of scandium oxide films

A Belosludtsev, Y Yakimov, R Mroczyński… - … status solidi (a), 2019 - Wiley Online Library
Scandium oxide (Sc2O3) films are deposited by reactive magnetron sputtering. The effects
of annealing on the structure, as well as the optical, mechanical, and electrical properties …

Cold-bending of linepipe steel plate to pipe, detrimental or beneficial?

A Mandal, B Syed, KK Bhandari, B Bhattacharya… - Materials Science and …, 2019 - Elsevier
Systematic investigation was carried out to understand the effect of plate-to-pipe forming (U-
bending) strain on the microstructure and mechanical properties of X80 linepipe steel and to …

Mechanical Response of ZrB2–SiC–ZrO2 Composite Laminate

AG Burlachenko, YA Mirovoi, ES Dedova… - Russian Physics …, 2019 - Springer
The paper deals with heat-reflecting ZrB 2–20% SiC ceramic composite and heat-reflecting
ZrB 2–20% SiC composite laminate with ZrO 2 addition, the amount of which varies from 0 to …