Fabrication of c-axis Oriented Epitaxial EuBa2Cu3O7-δ and EuBa2Cu4O8 Films on SrTiO3 (100) Substrate by Molten Hydroxide Method at 450°C

Physics Procedia Volume 65 Page 129-132 published_at 2015-06-20
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Title
Fabrication of c-axis Oriented Epitaxial EuBa2Cu3O7-δ and EuBa2Cu4O8 Films on SrTiO3 (100) Substrate by Molten Hydroxide Method at 450°C
Creator
Miyachi Y
Source Title
Physics Procedia
Volume 65
Start Page 129
End Page 132
Journal Identifire
ISSN 1875-3892
Descriptions
EuBa2Cu3O7-δ (Eu123) and EuBa2Cu4O8 (Eu124) films oriented in c-axis were deposited on SrTiO3 (100) substrates with eutectic NaOH-KOH flux at 450 °C. Synthesized phase has changed by using various types of barium source materials. Pure Eu124 films showed superconducting transition at ∼70 K, zero-resistance was not observed for Eu123/124 two-phase films. One of the possible reasons of this is Eu/Ba substitution of Eu123 phase. According to Tc of the Eu124, the molten hydroxide method enables to deposit high-quality Eu124 films.
Subjects
Superconducting film ( Other)
Molten hydroxide method ( Other)
REBCO ( Other)
Growth from melt ( Other)
超電導 ( Other)
結晶成長 ( Other)
Language
eng
Resource Type journal article
Publisher
Elsevier B.V.
Date of Issued 2015-06-20
Access Rights metadata only access
Relation
[DOI] 10.1016/j.phpro.2015.05.163