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- H. Shimakage, A. Kawakami, Z. Wang, “Deposition of YBCO thin films on MgO buffer layer fabricated on Si substrates”, IEEE Trans. Appl. Supercond., Vol.9, No.2, pp.1645-1648, 1999
- K. Yoshida, S. Nishioka, H. Morita, Y. Kanda, H. Shimakage, Z. Wang, “Evaluation of microwave complex conductivities of YBCO thin films by weakly coupled grain model”, IEEE Trans. Appl. Supercond., Vol.9, No.2, pp.2129-2132, 1999
- Z. Wang, H. Terai, A. Kawakami, Y. Uzawa, “Characterization of NbN/AlN/NbN tunnel junctions”, IEEE Trans. Appl. Supercond., Vol.9, No.2, pp.3259-3262, 1999
- K. Yoshida, K. Sashiyama, S. Nishioka , H. Shimakage, Z. Wang, “Design and performance of miniaturized superconducting coplanar waveguide filters”, IEEE Trans. Appl. Supercond., Vol.9, No.2, pp.3905-3908, 1999
- A. Saito, K. Hamasaki, T. Ishiguro, A. Kawakami, Z. Wang, “Above-gap differential resistance anomaly in superconductor-constrictions-superconductor contacts”, IEEE Trans. Appl. Supercond., Vol.9, No.2, pp.4257-4260, 1999
- A. Kawakami, Y. Uzawa, Z. Wang, “Properties of Josephson array oscillators at the submillimeter wave region", IEEE Trans. Appl. Supercond., Vol.9, No.2, pp.4554-4557, 1999
- H. Shimakage, J. C. Booth, L. R. Vale, R. H. Ono, “Third-harmonic generation from Y-Ba-Cu-O bicrystal Josephson junctions in coplanar waveguides”, Supercond. Sci. Technol., Vol.12, pp.830-832, 1999
- Z. Wang, H. Terai, A. Kawakami, Y. Uzawa, “Characteristics of NbN/AlN/NbN tunnel junctions operating at 10K” Supercond. Sci. Technol., Vol.12, pp.868-870, 1999
- Z. Wang, H. Terai, A. Kawakami, Y. Uzawa, “Interface and tunneling barrier heights of NbN/AlN/NbN tunnel junctions”, Appl. Phys. Lett. Vol.75, No.5, pp.701-703, 1999
- A Kawakami, Y. Uzawa , Z Wang, “Josephson array oscillator with microstrip resonators for submillimeter wave region”, Applied Superconductibity, Vol.6, No.10-12, pp.799-803, 1999
- Z. Wang, Y. Uzawa, A. Kawakami, “Development of low-noise terahertz SIS mixers with high current density NbN/AlN/NbN tunnel junctions”, IEICE Tran. Electro.,Vol.E83-C, No.1, pp.27-33, 2000
- H. Terai , Z. Wang “All-NbN single flux quantum circuits Based on NbN/AlN/NbN tunnel junctions”, IEICE Tran. Electro.,Vol.E83-C, No.1, pp.69-74, 2000
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