Výsledky vyhledávání - "Longji Dadiel"

Akademický článek

Synthesis of Dense MgB2 Superconductor via In Situ and Ex Situ Spark Plasma Sintering Method

Autor: Joseph Longji Dadiel, Sugali Pavan Kumar Naik, Paweł Pęczkowski, Jun Sugiyama, Hiraku Ogino, Naomichi Sakai, Yokoyama Kazuya, Tymon Warski, Anna Wojcik, Tetsuo Oka, Masato Murakami

Publikováno v: Materials, Vol 14, Iss 23, p 7395 (2021)

In this study, high-density magnesium diboride (MgB2) bulk superconductors were synthesized by spark plasma sintering (SPS) under pressure to improve the field dependence of the critical current density (Jc-B) in MgB2 bulk superconductors. We investi

Externí odkaz: https://doaj.org/article/f6c1b843c14749f68aa793015a301a00

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Field-Trapping Performance of Drilled MgB2 Bulk Superconductor Embedded With Bi-In-Sn Alloy and Al-Rod Using Pulse-Field Magnetization Processes

Autor: J. Longji Dadiel, Naomichi Sakai, Kazuya Yokoyama, Kento Takemura, Tetsuo Oka, Jacques Noudem, Miryala Muralidhar, Masato Murakami

Publikováno v: IEEE Transactions on Applied Superconductivity. 32:1-6

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0fead5dbcdf5d44a5ceb7589d84edc2f
https://doi.org/10.1109/tasc.2022.3151032

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Iron diffusivity into superconducting YBa2Cu3O7− at oxygen-assisted sintering: structural, magnetic, and transport properties

Autor: Paweł Pęczkowski, Łukasz Gondek, Sugali Pavan Kumar Naik, Jan Żukrowski, M. Kowalik, Cezariusz Jastrzebski, Longji Dadiel, W. Tokarz, W. Tabiś, P. Zachariasz

Publikováno v: Journal of the European Ceramic Society. 41:7085-7097

Optimization of materials exhibiting high-temperature superconductivity for producing controllable nano-devices is crucial for industrial applications. Herein we report a comprehensive study of the diffusion process between YBa2Cu3O7−δ (YBCO) and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c3db21702054ac8dcfc6160348137a5f
https://doi.org/10.1016/j.jeurceramsoc.2021.06.018

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Preliminary characterization and probabilistic risk assessment of microplastics and potentially toxic elements (PTEs) in garri (cassava flake), a common staple food consumed in West Africa

Autor: Christian Ebere Enyoh, Qingyue Wang, Mominul Haque Rabin, Rasheed Oluwafemi Bakare, Joseph Longji Dadiel, Wu Shangrong, Senlin Lu, Ifenna Ilechukwu

Publikováno v: Environmental Analysis Health and Toxicology. 38:e2023005

Garri from cassava is one of the most consumed foods in West Africa, hence this research was conducted to examine microplastics (MPs) and potentially toxic elements (PTEs) in garri from Nigeria (West Africa) and Japan. This is the first investigation

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::63711eb6daec66018e7e2d3d445cbeba
https://doi.org/10.5620/eaht.2023006

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Modelling of the pulsed field magnetization of a (RE)BaCuO bulk with a superconducting weld

Autor: Masato Murakami, N. Sakai, Jean Lévêque, Tetsuo Oka, Rémi Dorget, Kimiaki Sudo, J Longji Dadiel, Kévin Berger

Publikováno v: 7th International Workshop on Numerical Modelling of High Temperature Superconductors (HTS 2020)
7th International Workshop on Numerical Modelling of High Temperature Superconductors (HTS 2020), Kévin Berger (Université de Lorraine-GREEN), Jun 2021, Nancy (Virtual), France
Journal of Physics: Conference Series
Journal of Physics: Conference Series, IOP Publishing, 2021, 2043 (1), pp.012001. ⟨10.1088/1742-6596/2043/1/012001⟩
HAL

International audience; The Pulsed Field Magnetization (PFM) is a compact and fast method to magnetize superconducting bulks compared to the field cooling method. However, the heat generation induced by the strong applied variable magnetic field duri

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::275e6a8d5a421f71096f9d8fb56c0352
https://hal.univ-lorraine.fr/hal-03274006/file/2020_02_14_Abstract_Dorget.pdf

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Study on Magnetic Flux Dissipation and Field-Trapping Performance of HTS Bulk-Shaped Magnesium Diboride in Pulse-Field Magnetizing Processes

Autor: Jun Ogawa, Tetsuo Oka, Kazuya Yokoyama, Hayami Oki, Satoshi Fukui, Muralidhar Miryala, Jacques G. Noudem, Wolfgang Häßler, Juliana Scheiter, Longji Dadiel, A. Takeda, Masato Murakami, N. Sakai, Kengo Yamanaka

Publikováno v: IEEE Transactions on Applied Superconductivity
IEEE Transactions on Applied Superconductivity, Institute of Electrical and Electronics Engineers, 2019, 29 (5), pp.1-6. ⟨10.1109/TASC.2019.2908752⟩
IEEE Transactions on Applied Superconductivity, 2019, 29 (5), pp.1-6. ⟨10.1109/TASC.2019.2908752⟩

International audience; The magnetic flux dissipation from the MgB 2 bulk magnets during pulsed field magnetization (PFM) processes has been estimated for the samples fabricated by hot-pressing (HP) and spark plasma sintering (SPS). We defined the pa

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a51f314a4a6d87ad20c7d0028396e2ba
https://doi.org/10.1109/tasc.2019.2908752

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Shielding Effect on Flux Trapping in Pulsed-Field Magnetizing for Mg-B Bulk Magnet

Autor: Walfgang Häßler, Longji Dadiel, Kazuya Yokoyama, Jacques G. Noudem, Tetsuo Oka, Jun Ogawa, Kévin Berger, Kimiaki Sudo, Kengo Yamanaka, Masato Murakami, Muralidhar Miryala, Naomichi Sakai

Publikováno v: Journal of Physics : Conference Series
ISS 2020-33th International Symposium on Superconductivity
ISS 2020-33th International Symposium on Superconductivity, Dec 2020, Tsukuba, Japan. pp.012019, ⟨10.1088/1742-6596/1975/1/012019⟩
Journal of Physics: Conference Series
Journal of Physics: Conference Series, 2021, 33rd International Symposium on Superconductivity (ISS2020) 1-3 December 2020, Tsukuba, Japan, 1975, pp.012019. ⟨10.1088/1742-6596/1975/1/012019⟩
Journal of Physics: Conference Series, IOP Publishing, 2021, 33rd International Symposium on Superconductivity (ISS2020) 1-3 December 2020, Tsukuba, Japan, 1975, pp.012019. ⟨10.1088/1742-6596/1975/1/012019⟩
ISS 2020-33th International Symposium on Superconductivity, Dec 2020, Tsukuba, Japan. pp.WB5-12
HAL

International audience; Mg-B superconducting bulk materials are characterized as simple and uniform metallic compounds, and capable of trapping homogeneous field with beautiful conical shapes. Although pulsed-field magnetization technique (PFM) is ex

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::82ab68c2c2b4c68e10cf4fecfa65b546
https://hal.univ-lorraine.fr/hal-03034723

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Trapped magnetic field characteristics of MgB2 bulk with different additive contents and MgB2 bulk with different types of additives by pulse magnetization

Autor: Tetsuo Oka, Kengo Yamanaka, Masateru Sudo, Joseph Longji Dadiel, Rémi Dorget, Kazuya Yokoyama, Juliana Scheiter, Jun Ogawa, Satoshi Fukui, Kévin Berger, Petre Badica, Jacques Noudem

Publikováno v: ISS 2020-33th International Symposium on Superconductivity
ISS 2020-33th International Symposium on Superconductivity, Dec 2020, Tsukuba, Japan. pp.WB5-13
HAL
Isupercon.jp : Iss2020 program

International audience; When the MgB2 bulk body is magnetized by the pulse magnetizing method, the MgB2 bulk can take the role of a pseudo permanent magnet. However, it was confirmed that the temperature at which MgB2 is expected to be used is close

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::744d2528f5880613831b93a65668464c
https://hal.univ-lorraine.fr/hal-03034714

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