Grain boundary characteristics of Fe-based superconductors

K Iida, J Hänisch, A Yamamoto - Superconductor Science and …, 2020 - iopscience.iop.org
Understanding the nature of grain boundary (GB) characteristics in combination with
creating low-energy GBs by modifying the processing conditions, so-called GB engineering …

Bulk MgB2 superconductor for levitation applications fabricated with boron processed by different routes

B Savaskan, UK Ozturk, SB Guner, M Abdioglu… - Journal of Alloys and …, 2023 - Elsevier
Bulk MgB 2 discs were prepared by an in situ route from mixtures of magnesium and boron
powders. The boron powders were produced by two methods. The first one consisted of a …

Investigation of MgB2 bulk superconductors synthesized by in situ spark plasma sintering at different temperatures

H Ağıl, AA Agil, SB Güner, E Ayas - Materials Chemistry and Physics, 2023 - Elsevier
In this research, the synthesis of MgB 2 bulk superconductor with in-situ spark plasma
sintering technique at different temperatures and the impacts of these sintering temperatures …

The X-Ray fluorescence parameters and radiation shielding efficiency of silver doped superconducting alloys

C Aksoy - Radiation Physics and Chemistry, 2021 - Elsevier
Determining the fluorescence and shielding parameters, which are important to reveal the
radioactivity risks of today's industrial world. It is crucial to design secure and efficient …

Investigation on superconducting and magnetic levitation force behaviour of excess Mg doped-bulk MgB2 superconductors

SB Güner, B Savaşkan, K Öztürk, Ş Çelik, C Aksoy… - Cryogenics, 2019 - Elsevier
A series bulk samples of MgB 2+ x wt% of Mg (x= 0, 5, 10, 15, 20 and 30) were fabricated by
solid state reaction method. The structural and electromagnetic properties of MgB 2 samples …

Determination of magnetic levitation force properties of bulk MgB2 for different permanent magnetic guideways in different cooling heights

B Savaskan, M Abdioglu, K Ozturk - Journal of Alloys and Compounds, 2020 - Elsevier
In our study as different from the literature, the magnetic levitation force between a bulk MgB
2 and two different permanent magnetic guideway (PMG) arrangements, which are Halbach …

IR laser line scanning treatments to improve levitation forces in MgTi0. 06B2 bulk materials

K Ozturk, C Aksoy, LA Angurel, B Savaskan… - Journal of Alloys and …, 2019 - Elsevier
Infrared (IR) laser-line scanning has been widely used to induce different surface
microstructures in a broad range of materials. In this work, this laser configuration was …

Superconducting and levitation force characterisation of pyrene added MgB2 bulk superconductors

O Erdem, SB Guner, S Celik, T Kucukomeroglu - Cryogenics, 2020 - Elsevier
This research presents the influence of pyrene (C 16 H 10) addition (0, 2, 4, 6, 8, 10 wt%) on
the superconducting properties of bulk MgB 2. For C 16 H 10 added MgB 2 samples, a …

Modeling of levitation force by using Jc distribution approaches for bulk MgB2 fabricated with different methods

O Uzun, UK Ozturk - Physica C: Superconductivity and its Applications, 2024 - Elsevier
Studies in literature have shown that the bulk MgB 2 structural characteristics and the
associated superconducting properties are not homogeneous throughout the entire sample …

Effects of silver doping on magnetic levitation performance of MgB2 superconductors

SB Güner - Cryogenics, 2020 - Elsevier
MgB 2 bulk samples with the silver contents of 0, 1.5, 3.0, 4.5, 6.0, 9.0 and 12.0 wt% were
fabricated at 775° C for 3 h in Ar atmosphere by solid-state reaction method. The structural …