Recent progresses in the phenomenological description for the indentation size effect in microhardness testing of brittle ceramics

D Jiang - Journal of Advanced Ceramics, 2012 - Springer
The indentation hardness of a given material is usually load-dependent and such a
phenomenon is generally referred to as the indentation size effect (ISE). The existence of …

Electrical and mechanical properties of (Bi, Pb)-2223 substituted by holmium

W Abdeen, S Marahba, R Awad, AI Abou Aly… - Journal of Advanced …, 2016 - Springer
The effect of the partial substitution of Ca 2+ by Ho 3+ ions on the electrical and mechanical
properties of the superconducting phase (Bi, Pb)-2223 was studied. Superconducting …

Comparative study on mechanical properties of undoped and Ce-doped Bi-2212 superconductors

Y Zalaoglu, E Bekiroglu, M Dogruer, G Yildirim… - Journal of Materials …, 2013 - Springer
This study discusses the mechanical performances of Bi 1.8 Sr 2.0 Ce x Ca 1.1 Cu 2.1 O y
ceramics with x= 0, 0.001, 0.003, 0.005, 0.01, 0.03, 0.05 and 0.1 by way of Vickers …

Investigation of mechanical and superconducting properties of iron diffusion-doped Bi-2223 superconductors

O Ozturk, HA Cetinkara, E Asikuzun, M Akdogan… - Journal of Materials …, 2011 - Springer
The mechanical and superconducting properties of the Fe diffusion-doped (Bi-Pb)-2223
superconductor have been investigated. First, iron was evaporated on Bi-2223 …

Examination of effective nucleation centers for flux pinning of vortices and optimum diffusion annealing temperature for Au-diffusion-doped Bi-2212 polycrystalline …

NK Saritekin, M Pakdil, E Bekiroglu… - Journal of Alloys and …, 2016 - Elsevier
This comprehensive study declares experimentally the effect of diffusion annealing
temperature in a range of 600° C–850° C on the electrical, superconducting and …

Investigation of some physical properties of Gd added Bi-2223 superconductors

C Terzioglu - Journal of alloys and compounds, 2011 - Elsevier
X-ray powder diffraction (XRD), scanning electron microscopy (SEM), dc electrical resistivity,
critical current density and static microindentation measurements are performed to …

Evolution of operable slip systems, lattice strain fields and morphological view of Bi-2223 ceramic system with optimum NiO addition

A Mercan, E Kara, MU Doğan, Ş Kaya… - Materials Today …, 2023 - Elsevier
The current work extensively reveals the influence of different nickel oxide (NiO) impurity
addition levels on the morphological, microstructural, key mechanical performance, and …

Study of the thermo-magnetic fluctuations in carbon nano-tubes added Bi-2223 superconductors

A Saoudel, A Amira, Y Boudjadja… - Physica B: Condensed …, 2013 - Elsevier
We have investigated the effect of addition of carbon nano-tubes (CNT) on the properties of
Bi 1.6 Pb 0.4 Sr 2 Ca 2 Cu 3 O y superconductors. The samples are prepared from …

Effect of Zn content on microstructure and mechanical performance in Bi1.8Sr2Ca2Cu3.2−xZnxO10+δ glass ceramic

H Koralay, O Hicyilmaz, S Cavdar, E Asikuzun… - Journal of Materials …, 2014 - Springer
In this study, we have investigated the effects of Zn doping on structural and mechanical
properties of Bi 1.8 Sr 2 Ca 2 Cu 3.2− x Zn x O 10+ δ ceramic samples with x= 0.0, 0.1, 0.5 …

Analysis of Indentation Size Effect on Mechanical Properties of Cu-Diffused Bulk MgB2 Superconductor Using Experimental and Different Theoretical Models

M Dogruer, G Yildirim, O Ozturk, C Terzioglu - Journal of superconductivity …, 2013 - Springer
This study indicates the change of the electrical, microstructural, physical, mechanical and
superconducting properties of Cu-diffused bulk MgB 2 superconductors by means of …