The influence of the HIP process on the microstructure, critical temperature and critical current density of double-doped (with Dy₂O₃ + C, and Tb₂O₃ + C) MgB₂ bulk compounds

References

• Nagamatsu J, Nakagawa N, Muranaka T, et al. Superconductivity at 39 K in magnesium diboride. Nature. 2001;410:63–64. doi:10.1038/35065039
   PubMed Web of Science ®Google Scholar
• Bray JW. Superconductors in applications; some practical aspects. IEEE Trans. Appl. Supercond. 2009;19:2533–2539. doi:10.1109/TASC.2009.2019287
   Web of Science ®Google Scholar
• Vinod K, Kumar RGA, Syamaprasad U. Prospects for MgB2 superconductors for magnet application. Supercond. Sci. Technol. 2007;20:R1–R13. doi:10.1088/0953-2048/20/1/R01
   Web of Science ®Google Scholar
• Mine S, Xu M, Buresh S, et al. Development of a compact 3 T MgB2 magnet. Appl. Supercond. IEEE Trans. 2014;24:1–4. doi:10.1109/TASC.2013.2282130
   Web of Science ®Google Scholar
• Braccini V, Nardelli D, Penco R, et al. Development of ex situ processed MgB2 wires and their applications to magnets. Phys C. 2007;456:209–217. doi:10.1016/j.physc.2007.01.030
   Web of Science ®Google Scholar
• Pogrebnyakov AV, Xi XX, Redwing JM, et al. Properties of MgB2 thin films with carbon doping. Appl. Phys. Lett. 2004;85:2017–2019. doi:10.1063/1.1782258
   Google Scholar
• Mudgel M, Awana VPS, Bhalla GL, et al. Substantial increment in critical parameters of MgB2 superconductor by boron site nano-carbon substitution. Phys C. 2010;470:S646–S647. doi:10.1016/j.physc.2009.10.050
   Web of Science ®Google Scholar
• Rakov DN, Vorobieva AE, Konovalov PV, et al. Influence of carbon doping on MgB2 superconducting properties. Phys. Procedia. 2012;36:1480–1485. doi:10.1016/j.phpro.2012.06.118
   Google Scholar
• Kim JH, Oh S, Heo Y-U, et al. Microscopic role of carbon on MgB2 wire for critical current density comparable to NbTi. NPG Asia Mater. 2012;4:e3–e3. doi:10.1038/am.2012.3
   Web of Science ®Google Scholar
• Kim JH, Choi S. Carbon doping induced imperfections on MgB2 superconducting wire. J. Anal. Sci. Technol. 2015;6(11). doi:10.1186/s40543-015-0048-3
   Google Scholar
• Adamczyk K, Morawski A, Cetner T, et al. Superconducting properties comparison of SiC doped multifilamentary wires of various sheaths (Cu, monel, glidcop) after high pressure HIP treatment. IEEE Trans. Appl. Supercond. 2012;22:6200204–6200204. doi:10.1109/TASC.2011.2180290
   Web of Science ®Google Scholar
• Qaid SAS, Alzayed NS, Shahabuddin M, et al. Comparing the superconducting performance of NC, B4C, and sucrose doped MgB2. Phys C. 2020;568:1353578. doi:10.1016/j.physc.2019.1353578
   Web of Science ®Google Scholar
• Arvapalli SS, Muralidhar M, Sunsanee P, et al. Optimization of carbon encapsulated boron doping for high-performance bulk sintered MgB2. Adv. Eng. Mater. 2020;22:2000478. doi:10.1002/adem.202000478
   Web of Science ®Google Scholar
• Filar K, Morawski A, Zaleski A, et al. Superconducting properties and microstructure changes after heat treatment of in situ MgB2 wires with ex situ MgB2 barriers. J. Supercond. Nov. Magn. 2022;35:1491–1497. doi:10.1007/s10948-022-06296-4
   Web of Science ®Google Scholar
• Chen SK, Wei M, MacManus-Driscoll JL. Strong pinning enhancement in MgB2 using very small Dy2O3 additions. Appl. Phys. Lett. 2006;88:192512. doi:10.1063/1.2203209
   Web of Science ®Google Scholar
• Katsura Y, Shimoyama J, Yamamoto A, et al. Effects of rare earth doping on the superconducting properties of MgB2. Phys C. 2007;463-465:225–228. doi:10.1016/j.physc.2007.04.250
   Web of Science ®Google Scholar
• Saglietti L, Perini E, Albisetti AF, et al. Doping by rare-earth metals and borides. IEEE Trans. Appl. Supercond. 2012;22:6200504. doi:10.1109/TASC.2011.2180878
   Web of Science ®Google Scholar
• Erdem Ö, Yanmaz E. Effect of Er doping on the superconducting properties of porous MgB2. Bull. Mater. Sci. 2015;38:89–93. doi:10.1007/s12034-014-0810-y
   Web of Science ®Google Scholar
• Ojha N, Malik VK, Bernhard C, et al. The effect of Pr6O11 doping on superconducting properties of MgB2. Phys Status Solidi A. 2010;207:175–182. doi:10.1002/pssa.200925180
   Web of Science ®Google Scholar
• Ojha N, Malik VK, Singla R, et al. The effect of carbon and rare earth oxide co-doping on the structural and superconducting properties of MgB2. Supercond. Sci. Technol. 2010;23:045005. doi:10.1088/0953-2048/23/4/045005
   Web of Science ®Google Scholar
• Yang Y, Sumption MD, Rindfleisch M, et al. Enhanced higher temperature irreversibility field and critical current density in MgB2 wires with Dy2O3 additions. Supercond. Sci. Technol. 2021;34:025010. doi:10.1088/1361-6668/abc73c
   PubMed Web of Science ®Google Scholar
• Pan XF, Cheng CH, Zhao Y. Effect of rare-earth oxides doping on the superconductivity and flux pinning of MgB2 superconductor. J. Supercond. Nov. Magn. 2011;24:1611–1616. doi:10.1007/s10948-010-1066-4
   Web of Science ®Google Scholar
• Tao S, Li Y, Chen G, et al. Critical temperature of smart meta-superconducting MgB2. J. Supercond. Nov. Magn. 2017;30:1405–1411. doi:10.1007/s10948-016-3963-7
   Web of Science ®Google Scholar
• Yang Y, Sumption MD, Collings EW. Influence of metal diboride and Dy2O3 additions on microstructure and properties of MgB2 fabricated at high temperatures and under pressure. Sci. Rep. 2016;6:29306. doi:10.1038/srep29306
   PubMed Web of Science ®Google Scholar
• Wang J, Bugoslavsky Y, Berenov A, et al. High critical current density and improved irreversibility field in bulk MgB2 made by a scaleable, nanoparticle addition route. Appl. Phys. Lett. 2002;81:2026–2028. doi:10.1063/1.1506184
   Web of Science ®Google Scholar
• Shimoyama J, Tanimoto A, Makise T, et al. How to improve critical current properties of Bi2223 and MgB2 tapes. Phys C. 2007;463–465:802–806. doi:10.1016/j.physc.2007.01.049
   Web of Science ®Google Scholar
• Cetner T, Morawski A, Adamczyk K, et al. Improvement of critical properties of undoped, multifilamentary MgB2 wires in Nb/Cu after annealing under high gas pressure. High Press Res. 2012;32:419–424. doi:10.1080/08957959.2012.722211
   Web of Science ®Google Scholar
• Gajda D, Zaleski A, Morawski A, et al. Point pinning centers in SiC doped MgB2 wires after HIP. Supercond. Sci. Technol. 2016;29:085010. doi:10.1088/0953-2048/29/8/085010
   Web of Science ®Google Scholar
• Gajda G, Morawski A, Rogacki K, et al. Ag-Doped FeSe0.94 polycrystalline samples obtained through hot isostatic pressing with improved grain connectivity. Supercond. Sci. Technol. 2016;29:095002. doi:10.1088/0953-2048/29/9/095002
   Web of Science ®Google Scholar
• Gajda D, Morawski A, Zaleski A, et al. Enhancement of pinning centers density and structure by using hot isostatic pressure of 1.2 GPa in Ba(Fe0.92,Co0.08)2As2 superconducting material. J. Alloys Compd. 2017;726:1220–1225. doi:10.1016/j.jallcom.2017.08.042
   Web of Science ®Google Scholar
• Gajda G, Morawski A, Diduszko R, et al. Role of double doping with C and RE2O3 oxides on the critical temperature and critical current of MgB2 phase. J. Alloys Compd. 2017;709:473–480. doi:10.1016/j.jallcom.2017.03.159
   Web of Science ®Google Scholar
• Serquis A, Civale L, Hammon DL, et al. Hot isostatic pressing of powder in tube MgB2 wires. Appl. Phys. Lett. 2003;82:2847–2849. doi:10.1063/1.1571231
   Web of Science ®Google Scholar
• Gajda D, Morawski A, Zaleski AJ, et al. Formation of high-field pinning centers in superconducting MgB2 wires by using high hot isostatic pressure process. J. Supercond. Nov. Magn. 2017;30:3397–3402. doi:10.1007/s10948-017-4161-y
   Web of Science ®Google Scholar
• Horvat J, Yeoh WK, Kim JH, et al. Transport and magnetic critical current in superconducting MgB2 wires. Supercond. Sci. Technol. 2008;21:065003. doi:10.1088/0953-2048/21/6/065003
   Web of Science ®Google Scholar
• Gajda D, Zaleski A, Morawski A, et al. New types of high field pinning centers and pinning centers for the peak effect. Supercond. Sci. Technol. 2017;30:085011. doi:10.1088/1361-6668/aa769f
   Web of Science ®Google Scholar