Improvement in deformation degree of Zr surface-layered Bi-2223 ceramics by diffusion annealing temperature

dc.authorid0000-0003-4495-3674en_US
dc.authorid0000-0001-6305-5349en_US
dc.authorid0000-0001-7341-1714en_US
dc.authorid0000-0001-8152-9122en_US
dc.authorid0000-0002-0480-8176en_US
dc.authorid0000-0002-5177-3703en_US
dc.authorid0000-0002-3944-0367en_US
dc.contributor.authorMercan, Ali
dc.contributor.authorTerzioğlu, Rıfkı
dc.contributor.authorDoğan, Muhsin Uğur
dc.contributor.authorKaya, Şenol
dc.contributor.authorErdem, Ümit
dc.contributor.authorYıldırım, Gürcan
dc.contributor.authorTerzioğlu, Cabir
dc.contributor.authorVarilci, Ahmet
dc.date.accessioned2024-02-08T06:27:58Z
dc.date.available2024-02-08T06:27:58Z
dc.date.issued2023en_US
dc.departmentBAİBÜ, Mühendislik Fakültesi, Elektrik Elektronik Mühendisliği Bölümüen_US
dc.descriptionThis work was partially supported by own budget of the authors and partially supported by Bolu Abant Izzet Baysal University with contact no 2022.09.03.1560. Also, The authors would like to express their gratitude to Kirikkale University Research Fund for its partially financial support in spectral analysis. Project Numbers: 2022/044.en_US
dc.description.abstractThis study investigated the effects of different annealing temperatures (650 degrees C <= T <= 840 degrees C) on the surface morphological and mechanical performance properties of Zr surface-layered Bi-2223 materials with scanning electron microscopy (SEM) images, Vickers microhardness (Hv) measurements, and semi-empirical mechanical approaches. It was observed that the ceramic compound exposed to 650 degrees C annealing temperature exhibited the superior performance features due to the enhancement in the deformation degree. This is because the Zr ions behaved as the nucleation centers to prevent the propagations of cracks and dislocations throughout the main matrix depending on the decrease in the degree of granularity and distributions of crystal structure problems over a wider area. Similarly, the SEM pictures indicated that the diffusion mechanism increased the random distributions of the thinner plate-like granular structures (serving as nucleation centers), leading the decrease in the coupling problems between the grains. Among the materials, the highest surface densification was observed for the compound exposed to 650 degrees C. Namely, surface morphological analysis showed a strong correlation be-tween microstructure and mechanical performances. Further, the zirconium ions were found to decrease in the non-recoverable stress concentration sites, crack-initiating defects, and dislocations in the ceramic system. Accordingly, the sensitivity to the applied test load was noted to decrease dramatically. Shortly, crack growth size and velocity were observed to be more easily under control. Correspondingly, the Zr ions delayed consid-erably the beginning points of saturation limit (load-independent) regions for the bulk Bi-2223 superconducting materials. Additionally, the Zr ions led to the change in the mechanical characteristic behavior from typical indentation size effect to reverse indentation size effect. Lastly, the microindentation hardness measurements were semi-empirically analyzed by the different models. According to the comparison, Hays-Kendall mechanical model was noted to provide the closest parameters to the load-independent microhardness results.en_US
dc.description.sponsorshipBolu Abant Izzet Baysal University [2022.09.03.1560]; Kirikkale University Research Fund [2022/044]en_US
dc.identifier.citationMercan, A., Terzioğlu, R., Doğan, M. U., Kaya, Ş., Erdem, Ü., Yildirim, G., ... & Varilci, A. (2023). Improvement in deformation degree of Zr surface-layered Bi-2223 ceramics by diffusion annealing temperature. Ceramics International, 49(12), 20495-20504.en_US
dc.identifier.doi10.1016/j.ceramint.2023.03.179
dc.identifier.endpage20504en_US
dc.identifier.issn0272-8842
dc.identifier.issn1873-3956
dc.identifier.issue12en_US
dc.identifier.scopus2-s2.0-85151270460en_US
dc.identifier.scopusqualityQ1en_US
dc.identifier.startpage20495en_US
dc.identifier.urihttp://dx.doi.org/10.1016/j.ceramint.2023.03.179
dc.identifier.urihttps://hdl.handle.net/20.500.12491/11989
dc.identifier.volume49en_US
dc.identifier.wosWOS:000993840000001en_US
dc.identifier.wosqualityQ1en_US
dc.indekslendigikaynakWeb of Scienceen_US
dc.indekslendigikaynakScopusen_US
dc.institutionauthorMercan, Ali
dc.institutionauthorTerzioğlu, Rıfkı
dc.institutionauthorDoğan, Muhsin Uğur
dc.institutionauthorKaya, Şenol
dc.institutionauthorYıldırım, Gürcan
dc.institutionauthorTerzioğlu, Cabir
dc.institutionauthorVarilci, Ahmet
dc.language.isoenen_US
dc.publisherElsevier Sci LTDen_US
dc.relation.ispartofCeramics Internationalen_US
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanıen_US
dc.rightsinfo:eu-repo/semantics/closedAccessen_US
dc.subjectZr-Diffused Bi-2223en_US
dc.subjectSolid-State Mechanicsen_US
dc.subjectSlip Systemsen_US
dc.subjectMechanical Propertiesen_US
dc.subjectSEMen_US
dc.subjectMechanical Modellingen_US
dc.titleImprovement in deformation degree of Zr surface-layered Bi-2223 ceramics by diffusion annealing temperatureen_US
dc.typeArticleen_US

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