New fabrication methods of step-edge Josephson junctions on SrTiO$_3$ , MgO, LaAlO$_3$ single crystal substrates for YBa$_2$ Cu$_3$ O$_7$ thin films by using ion milling technique
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- 한국초전도학회:학술대회논문집
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- 한국초전도학회 2000년도 High Temperature Superconductivity Vol.X
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- pp.146-150
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- 2000