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Partial and complete electrical breakdown in simulated high temperature superconducting coils

Seok, B. Y., Komatsu, H., Suehiro, J., Hara, M. & Okamoto, H., Jan 1 2000, In : IEEE Transactions on Dielectrics and Electrical Insulation. 7, 1, p. 78-86 9 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Partial Discharge Characteristics in an Artificial Air-filled Void under Superimposed Sinusoidal Voltages at LN2 Temperature

Kurihara, T., Nishioka, T., Suehiro, J. & Hara, M., Jan 1 2003, In : IEEJ Transactions on Power and Energy. 123, 11, p. 1280-1287 8 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
1 Citation (Scopus)

Particle-triggered pre-breakdown phenomena in atmospheric air gap under ac voltage

Hara, M., Negara, Y., Setoguchi, M., Kurihara, T., Suehiro, J. & Hayashi, N., Oct 1 2005, In : IEEE Transactions on Dielectrics and Electrical Insulation. 12, 5, p. 1071-1081 11 p.

Research output: Contribution to journalArticle

29 Citations (Scopus)

Patterned growth of ZnO nanowalls by nanoparticle-assisted pulsed laser deposition

Nakamura, D., Shimogaki, T., Nakao, S., Harada, K., Muraoka, Y., Ikenoue, H. & Okada, T., Jan 22 2014, In : Journal of Physics D: Applied Physics. 47, 3, 034014.

Research output: Contribution to journalArticle

11 Citations (Scopus)

PD characteristics and mechanisms in artificial air-filled voids at room and liquid nitrogen temperatures

Tsuru, S., Nakamura, M., Mine, T., Sakai, K., Suehiro, J. & Hara, M., Dec 1 1999, In : IEEE Transactions on Dielectrics and Electrical Insulation. 6, 1, p. 43-50 8 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

PD characteristics in an air-filled void at room temperature under superimposed sinusoidal voltages

Kurihara, T., Tsuru, S., Imasaka, K., Suehiro, J. & Hara, M., Apr 1 2001, In : IEEE Transactions on Dielectrics and Electrical Insulation. 8, 2, p. 269-275 7 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Performance of HTS SQUID coupled to cooled-Cu/superconductor pickup coil

Enpuku, K., Tsuji, Y., Hirakawa, S., Matsuo, M. & Yoshida, T., Nov 1 2010, In : Physica C: Superconductivity and its applications. 470, 20, p. 1511-1514 4 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Performance of HTS SQUID using resonant coupling of cooled Cu pickup coil

Enpuku, K., Hirakawa, S., Momotomi, R., Matsuo, M. & Yoshida, T., Nov 1 2011, In : Physica C: Superconductivity and its applications. 471, 21-22, p. 1234-1237 4 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Perspective for Applications to AC Power Devices

Amemiya, N. & Iwakuma, M., Jan 1 2006, In : Journal of the Institute of Electrical Engineers of Japan. 126, 5, p. 283-285 3 p.

Research output: Contribution to journalArticle

Phase-Controlled DC-AC Converter with High-Frequency Switching

Harada, K., Sakamoto, H. & Shoyama, M., Oct 1988, In : IEEE Transactions on Power Electronics. 3, 4, p. 406-411 6 p.

Research output: Contribution to journalArticle

45 Citations (Scopus)

Phosphorus concentration dependent microstructure and optical property of zno nanowires grown by high-pressure pulsed laser deposition

Qiu, Z., Gong, H., Yang, X., Zhang, Z., Han, J., Cao, B., Nakamura, D. & Okada, T., Feb 26 2015, In : Journal of Physical Chemistry C. 119, 8, p. 4371-4378 8 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Pinning characteristics in multifilamentary NbTi superconducting wires with submicrometre filaments introduced artificial pinning centres

Miura, O., Matsumoto, K., Tanaka, Y., Yamafuji, K., Harada, N., Iwakuma, M., Funaki, K. & Matsushita, T., 1992, In : Cryogenics. 32, 3, p. 315-322 8 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Point-Arc Remote Plasma Chemical Vapor Deposition for High-Quality Single-Crystal Diamond Selective Growth

Fei, W., Inaba, M., Hoshino, H., Tsuyusaki, I., Kawai, S., Iwataki, M. & Kawarada, H., Nov 1 2019, In : Physica Status Solidi (A) Applications and Materials Science. 216, 21, 1900227.

Research output: Contribution to journalArticle

Position-controlled and catalyst-free growth of ZnO nanocrystals by nanoparticle-assisted pulsed laser deposition

Nakao, S., Muraoka, Y., Higashihata, M., Nakamura, D., Nakata, Y. & Okada, T., Jun 1 2014, In : Applied Physics A: Materials Science and Processing. 117, 1, p. 63-67 5 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Possible solution of the "single strand stability" problem - special cable design

Vysotsky, V. S., Ilyin, Y. A., Kajikawa, K., Funaki, K., Iwakuma, M., Takeo, M. & Kumano, T., Dec 1 1999, In : IEEE Transactions on Applied Superconductivity. 9, 2 PART 1, p. 1121-1124 4 p.

Research output: Contribution to journalArticle

Preliminary tests of a 500 kVA-class oxide superconducting transformer cooled by subcooled Nitrogen

Funaki, K., Iwakuma, M., Takeo, M., Yamafuji, K., Suehiro, J. & Hara, M., Dec 1 1997, In : IEEE Transactions on Applied Superconductivity. 7, 2 PART 1, p. 824-827 4 p.

Research output: Contribution to journalArticle

38 Citations (Scopus)

Preparation of water-soluble carbon nanotubes using a pulsed streamer discharge in water

Imasaka, K., Suehiro, J., Kanatake, Y., Kato, Y. & Hara, M., Jul 28 2006, In : Nanotechnology. 17, 14, p. 3421-3427 7 p., 013.

Research output: Contribution to journalArticle

50 Citations (Scopus)

Pressure-induced growth evolution of different ZnO nanostructures by a pulsed laser ablation method

Zhang, P., Zhou, G. D., Gong, H. B., Xu, H. Y., Nakamura, D., Okada, T., Zeng, H. B. & Cao, B. Q., Mar 1 2012, In : Science of Advanced Materials. 4, 3-4, p. 455-462 8 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Pressurizing and sub-cooling effects on electrical breakdown of LN2 in modeled HTS coils

Seok, B. Y., Komatsu, H., Kushinaga, M., Suehiro, J. & Hara, M., Dec 1 2001, In : IEEE Transactions on Dielectrics and Electrical Insulation. 8, 6, p. 1016-1024 9 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Pretreatment of cell membranes for improved electropermeabilization- assisted dielectrophoretic impedance measurement

Nakano, M., Hamada, R., Takayama, H., Shonishi, Y., Hisajima, T., Mao, L. & Suehiro, J., Oct 1 2012, In : Sensors and Actuators, B: Chemical. 173, p. 676-681 6 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Production and test of a Rebco superconducting synchronous motor

Iwakuma, M., Hase, Y., Satou, T., Tomioka, A., Konno, M., Iijima, Y., Saitoh, T., Yamada, Y., Izumi, T. & Shiohara, Y., Jun 1 2009, In : IEEE Transactions on Applied Superconductivity. 19, 3, p. 1648-1651 4 p., 5067122.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Production of carbon nanoonions and nanotubes using an intermittent arc discharge in water

Imasaka, K., Kanatake, Y., Ohshiro, Y., Suehiro, J. & Hara, M., May 26 2006, In : Thin Solid Films. 506-507, p. 250-254 5 p.

Research output: Contribution to journalArticle

43 Citations (Scopus)

Production of magnetic iron oxide nanoparticles by using graphite ARC discharge in Fe(OH)3 colloidal solution

Imasaka, K., Kanatake, Y., Suehiro, J. & Hara, M., Feb 1 2008, In : Electronics and Communications in Japan. 91, 2, p. 55-62 8 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Production of magnetic iron oxide nanoparticles by using graphite arc discharge in Fe(OH) 3 colloidal solution

Imasaka, K., Kanatake, Y., Suehiro, J. & Hara, M., May 12 2006, In : IEEJ Transactions on Fundamentals and Materials. 126, 5, p. 349-354 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Progress of the first commercial project of higherature superconducting cables by KEPCO in Korea

Lee, C., Son, H., Won, Y., Kim, Y., Ryu, C., Park, M. & Iwakuma, M., Jan 1 2020, In : Superconductor Science and Technology. 33, 4, 044006.

Research output: Contribution to journalArticle

Properties of magnetometer utilizing high-Tc superconducting coil and inductance modulation scheme

Yamashita, S., Matsuo, M., Yoshida, T., Sasayama, T. & Enpuku, K., May 15 2020, In : Journal of Magnetism and Magnetic Materials. 502, 166525.

Research output: Contribution to journalArticle

Proposal for new particle deactivation methods in GIS

Khan, Y., Okabe, S., Suehiro, J. & Hara, M., Feb 1 2005, In : IEEE Transactions on Dielectrics and Electrical Insulation. 12, 1, p. 147-156 10 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Prototype development of a conduction-cooled LTS pulse coil for UPS-SMES

Mito, T., Kawagoe, A., Chikaraishi, H., Okumura, K., Abe, R., Henmi, T., Maekawa, R., Seo, K., Baba, T., Yokota, M., Morita, Y., Ogawa, H., Yamauchi, K., Iwakuma, M. & Sumiyoshi, F., Jun 1 2005, In : IEEE Transactions on Applied Superconductivity. 15, 2 PART II, p. 1935-1938 4 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Pulsed electrical breakdown in liquid helium in the μs range

Suehiro, J., Yamasaki, K., Matsuo, H., Hara, M. & Gerhold, J., Jun 1994, In : IEEE Transactions on Dielectrics and Electrical Insulation. 1, 3, p. 403-406 4 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Quantitative estimation of biological cell concentration suspended in aqueous medium by using dielectrophoretic impedance measurement method

Suehiro, J., Yatsunami, R., Hamada, R. & Hara, M., Nov 7 1999, In : Journal of Physics D: Applied Physics. 32, 21, p. 2814-2820 7 p.

Research output: Contribution to journalArticle

129 Citations (Scopus)

Quantitative evaluation of perpendicular-field losses in stacked high-Tc superconducting tapes

Kajikawa, K., Nishimura, M., Moriyama, H., Iwakuma, M. & Funaki, K., Nov 30 2002, In : Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi). 141, 3, p. 50-57 8 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Quench analysis in a 72 kVA superconducting four-winding power transformer

Iwakuma, M., Funaki, K., Kanetaka, H., Tasaki, K., Takeo, M. & Yamafuji, K., Nov 1989, In : Cryogenics. 29, 11, p. 1055-1062 8 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Quench characteristics of parallel circuit of two mechanical PCS's

Ohtsuka, S., Nakamura, T., Tsuji, D., Suehiro, J. & Hara, M., Dec 1 1999, In : IEEE Transactions on Applied Superconductivity. 9, 2 PART 1, p. 1085-1088 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Quench Protection of Superconducting Transformers

Iwakuma, M., Funaki, K., Takeo, M. & Yamafuji, K., Mar 1991, In : IEEE Transactions on Magnetics. 27, 2, p. 2080-2083 4 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Quench time lag and its statistical characteristics of NbTi mechanical PCS measured with pulsed current

Suehiro, J., Tsuji, D., Tsutsumi, K., Ohtsuka, S. & Hara, M., Dec 1 1999, In : IEEE Transactions on Applied Superconductivity. 9, 2 PART 1, p. 1125-1128 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Quench time lag of NbTi mechanical PCS with ramped current waveforms

Suehiro, J. & Hara, M., Jan 1 2003, In : Cryogenics. 43, 1, p. 19-24 6 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Rapid microbead-based DNA detection using dielectrophoresis and impedance measurement

Nakano, M., Ding, Z., Kasahara, H. & Suehiro, J., Oct 1 2014, In : EPL. 108, 2, 28003.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Realization of sharp visible WGM lasing from Sm3+ :ZnO micro-spheres fabricated by laser ablation technique

Fabitha, K., Wakiyama, Y., Oshima, H., Nakamura, D. & Rao, M. S. R., Jan 17 2020, In : Journal of Physics D: Applied Physics. 53, 13, 135302.

Research output: Contribution to journalArticle

Recent activities for applications to HTS transformers in Japan

Funaki, K. & Iwakuma, M., Jan 1 2000, In : Superconductor Science and Technology. 13, 1, p. 60-67 8 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Recent development in biomedical sensing systems using magnetic markers

Enpuku, K. & Yoshida, T., Jan 1 2012, In : Journal of the Institute of Electrical Engineers of Japan. 132, 5, p. 294-297 4 p.

Research output: Contribution to journalArticle

Recovery-less boost converter with saturable inductor for electric vehicle applications

Martinez, W., Imaoka, J., Nanamori, K., Yamamoto, M. & Kawashima, T., Sep 1 2015, In : IEEJ Transactions on Industry Applications. 135, 9, p. 914-921 8 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Reduction of the source size of gas-puff z-pinch plasmas using an inductive pulsed power system

Imasaka, K., Kawazoe, K., Kawauchi, K., Hara, S., Suehiro, J. & Hara, M., Jan 1 2000, In : Review of Scientific Instruments. 71, 12, p. 4438-4444 7 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2 Citations (Scopus)

Relaxation of Shielding Current in Test Coils for MRI with REBCO Superconducting Scribed Tapes

Iwakuma, M., Tsukigi, Y., Nabekura, K., Ueno, T., Shindo, R., Kawahara, F., Honda, S., Tamura, K., Yun, K., Sato, S., Yoshida, K., Tomioka, A., Konno, M., Izumi, T., Machi, T. & Ibi, A., Apr 1 2016, In : IEEE Transactions on Applied Superconductivity. 26, 3, 7434597.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Response of a carbon nanotube gas sensor to impulse discharges in SF 6 gas

Shou, R., Tsutsumi, T., Martin, Y., Nakano, M. & Suehiro, J., Nov 26 2012, In : IEEJ Transactions on Fundamentals and Materials. 132, 11, p. 978-979 2 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Room temperature WGM resonances in the red spectral range from Ho3+ activated ZnO micro-spherical cavities

Fabitha, K., Nagasaki, F., Fujiwara, Y., Wakiyama, Y., Nakamura, D. & Ramachandra Rao, M. S., Jun 25 2018, In : Applied Physics Letters. 112, 26, 262102.

Research output: Contribution to journalArticle

1 Citation (Scopus)