Combined method of focused ion beam milling and ion implantation techniques for the fabrication of high temperature superconductor Josephson junctions

Author(s):  
C.-H. Chen
2000 ◽  
Vol 636 ◽  
Author(s):  
Hong-Ying Zhai ◽  
Quark Y. Chen ◽  
Jiarui Liu ◽  
Wei-Kan Chu

AbstractSuperconductor-normal metal-superconductor (SNS) high-Tc Josephson junctions have been fabricated on c-oriented YBa2Cu3O7-δ (YBCO) films. Focused ion beam (FIB) nano-structure modification (cutting of the film and local deposition of a metal) was used to form the junction with tungsten barrier. The junctions exhibit resistively shunted junction (RSJ) -like I-V characteristics.


1998 ◽  
Vol 73 (12) ◽  
pp. 1730-1732 ◽  
Author(s):  
C.-H. Chen ◽  
I. Jin ◽  
S. P. Pai ◽  
Z. W. Dong ◽  
C. J. Lobb ◽  
...  

2002 ◽  
Vol 733 ◽  
Author(s):  
Brock McCabe ◽  
Steven Nutt ◽  
Brent Viers ◽  
Tim Haddad

AbstractPolyhedral Oligomeric Silsequioxane molecules have been incorporated into a commercial polyurethane formulation to produce nanocomposite polyurethane foam. This tiny POSS silica molecule has been used successfully to enhance the performance of polymer systems using co-polymerization and blend strategies. In our investigation, we chose a high-temperature MDI Polyurethane resin foam currently used in military development projects. For the nanofiller, or “blend”, Cp7T7(OH)3 POSS was chosen. Structural characterization was accomplished by TEM and SEM to determine POSS dispersion and cell morphology, respectively. Thermal behavior was investigated by TGA. Two methods of TEM sample preparation were employed, Focused Ion Beam and Ultramicrotomy (room temperature).


2021 ◽  
pp. 107743
Author(s):  
Sebastian Tacke ◽  
Philipp Erdmann ◽  
Zhexin Wang ◽  
Sven Klumpe ◽  
Michael Grange ◽  
...  

2012 ◽  
Vol 132 (1) ◽  
pp. 99-106
Author(s):  
Ying Dai ◽  
Lei Yang ◽  
Longhai Wang ◽  
Bin Tian ◽  
Lianying Zou ◽  
...  

2008 ◽  
Vol 18 (9) ◽  
pp. 095010 ◽  
Author(s):  
Jing Fu ◽  
Sanjay B Joshi ◽  
Jeffrey M Catchmark

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