• 11029 引用
  • 47 h指数
1974 …2020

年単位の研究成果

Pureに変更を加えた場合、すぐここに表示されます。

研究成果

フィルター
Paper
2019
2012
2010
9 引用 (Scopus)
2008

Detection of ion migration in composites for printed circuit boards by the pulsed electroacoustic method

Natsui, M., Echigo, Y., Tanaka, T., Ohki, Y. & Maeno, T., 2008 12 31, p. 376-379. 4 p.

研究成果: Paper

8 引用 (Scopus)
5 引用 (Scopus)
25 引用 (Scopus)

High field light emission in LDPE/MgO nanocomposite

Tanaka, T., Yokoyama, K., Ohki, Y., Murata, Y., Sekiguchi, Y. & Goshowaki, M., 2008 12 31, p. 506-509. 4 p.

研究成果: Paper

11 引用 (Scopus)

Material challenge of MgO/LDPE nanocomposite for high field electrical insulation

Nagao, M., Murakami, Y., Murata, Y., Tanaka, Y., Ohki, Y. & Tanaka, T., 2008 12 1.

研究成果: Paper

3 引用 (Scopus)

Nano- and micro-filler combination enabling practical use of nanocomposite insulating materials

Imai, T., Komiya, G., Murayama, K., Ozaki, T., Sawa, F., Shimizu, T., Harada, M., Ochi, M., Ohki, Y. & Tanaka, T., 2008 12 31, p. 299-302. 4 p.

研究成果: Paper

8 引用 (Scopus)

Nanocomposite insulating materials for environmental-conscious heavy electric apparatuses

Imai, T., Ozaki, T., Sawa, F., Shimizu, T., Harada, M., Ochi, M., Tagami, N., Ohki, Y. & Tanaka, T., 2008 12 31. 1 p.

研究成果: Paper

1 引用 (Scopus)

Terahertz dielectric relaxation spectroscopy in polyamide nanocomposite

Iwai, K., Okada, M., Fuse, N., Ohki, Y., Fukunaga, K. & Mizuno, M., 2008 12 31, p. 593-596. 4 p.

研究成果: Paper

2006

Superiority in partial discharge resistance of several polymer nanocomposites

Tanaka, T., Ohki, Y., Shimizu, T. & Okabe, S., 2006 12 1.

研究成果: Paper

6 引用 (Scopus)
2005

Dipolar polarization and depolarization currents in biodegradable polymers

Maeno, Y., Kino, H., Omori, S., Hirai, N., Tanaka, T., Ohki, Y., Tajitsu, Y., Kohtoh, M. & Okabe, S., 2005 10 10, p. 417-420. 4 p.

研究成果: Paper

4 引用 (Scopus)

Effects of glass transition on the dielectric breakdown and electrical conduction in several biodegradable polymers

Matsushita, M., Maeno, Y., Kino, H., Fujita, S., Hirai, N., Tanaka, T., Ohki, Y., Tajitsu, Y., Kohtoh, M. & Okabe, S., 2005, p. 413-416. 4 p.

研究成果: Paper

12 引用 (Scopus)

Effects of ultraviolet photon irradiation on the space charge accumulation properties of several biodegradable polymers

Yamaguchi, Y., Hirai, N., Tanaka, T., Ohki, Y., Tajitsu, Y., Kohtoh, M. & Okabe, S., 2005 10 7, p. 421-424. 4 p.

研究成果: Paper

4 引用 (Scopus)

Effects of water temperature on degradation of several biodegradable polymers immersed in water

Hirai, N., Tanaka, T., Ohki, Y., Tajitsu, Y., Kohtoh, M. & Okabe, S., 2005 10 7, p. 771-774. 4 p.

研究成果: Paper

6 引用 (Scopus)

Influence of metallic defects on the partial discharges at the interface between epoxy resin and silicone rubber

Onogi, M., Ohki, Y., Takahashi, T., Takahashi, T. & Okamoto, T., 2005 1 1, p. 560-563. 4 p.

研究成果: Paper

Influence of water absorption on charge formation in printed circuit board insulations

Tanaka, H., Ohki, Y., Fukunaga, K., Maeno, T. & Okamoto, K., 2005 1 1, p. 53-56. 4 p.

研究成果: Paper

1 引用 (Scopus)

Irradiation effects on silica glass by ion microbeam for fabrication of optical elements

Murai, M., Fukagawa, K., Nishikawa, H., Nakamura, T., Ohki, Y., Oikawa, M., Sato, T. & Arakawa, K., 2005 1 1, p. 210-213. 4 p.

研究成果: Paper

Preparation and preliminary characteristic evaluation of epoxy/alumina nanocomposites

Kozako, M., Yamano, S., Kido, R., Ohki, Y., Kohtoh, M., Okabe, S. & Tanaka, T., 2005 10 7, p. 231-234. 4 p.

研究成果: Paper

48 引用 (Scopus)
2003

Effect of an air layer on the insulation performance at the interface between epoxy resin and silicone rubber

Shibata, K., Ohki, Y., Takahashi, T. & Okamoto, T., 2003 10 20, p. 622-625. 4 p.

研究成果: Paper

Effect of crosslinking on space charge formation in crosslinked polyethylene

Hirai, N., Maeno, Y., Tanaka, T., Ohki, Y., Okashita, M. & Maeno, T., 2003 10 20, p. 917-920. 4 p.

研究成果: Paper

11 引用 (Scopus)

Role of the number of consecutive voltage zero-crossings on the water tree growth in polyethylene

Kaneko, D., Maeda, T., Ito, T., Ohki, Y., Konishi, T., Nakamichi, Y. & Okashita, M., 2003 10 20, p. 932-935. 4 p.

研究成果: Paper

1 引用 (Scopus)
2002

Interpretation of the relation between residual charge and water trees in XLPE cables

Hirai, N., Ohki, Y., Takeda, T. & Okamoto, T., 2002 12 1, p. 1094-1099. 6 p.

研究成果: Paper

4 引用 (Scopus)
2001

Effect of blending on the dielectric breakdown of polyethylene

Ono, H., Hirai, N. & Ohki, Y., 2001 12 1, p. 574-577. 4 p.

研究成果: Paper

1 引用 (Scopus)

Effect of photon irradiation on SBT films

Ito, T., Nonaka, H., Ohki, Y., Seol, K. S., Choi, I. H. & Kim, Y. T., 2001 12 1, p. 661-664. 4 p.

研究成果: Paper

Effects of byproducts of dicumyl peroxide on space charge formation in polyethylene

Hirai, N., Minami, R., Ohki, Y., Okashita, M. & Maeno, T., 2001 1 1, p. 450-455. 6 p.

研究成果: Paper

15 引用 (Scopus)

Effects of liquid chemicals on space charge evolution in low-density polyethylene

Minami, R., Hirai, N., Ohki, Y., Okashita, M. & Maeno, T., 2001 12 1, p. 87-90. 4 p.

研究成果: Paper

7 引用 (Scopus)

Electrical properties in silicon oxynitride and silicon nitride prepared by plasma-enhanced chemical vapor deposition

Sato, H., Kato, H., Ohki, Y., Seol, K. S. & Noma, T., 2001 12 1, p. 148-151. 4 p.

研究成果: Paper

7 引用 (Scopus)

Fabrication of hafnium silicate films by plasma-enhanced chemical vapor deposition

Kato, H., Nango, T., Miyagawa, T., Katagiri, T., Ohki, Y., Seol, K. S. & Takiyama, M., 2001 12 1, p. 483-486. 4 p.

研究成果: Paper

3 引用 (Scopus)
1 引用 (Scopus)

Photoluminescence properties of hydrogenated amorphous silicon nitride

Kashio, N., Kato, H., Ohki, Y., Seol, K. S. & Noma, T., 2001 12 1, p. 79-82. 4 p.

研究成果: Paper

2 引用 (Scopus)

Ultraviolet-photon-induced paramagnetic centers in GE and SN co-doped silica glass

Fujimaki, M., Tokuhiro, S. I., Nakanishi, T., Nomura, K. I., Ohki, Y. & Imamura, K., 2001 12 1, p. 665-668. 4 p.

研究成果: Paper

2000

Electroluminescence in silicon oxynitride

Kato, H., Masuzawa, A., Sato, H., Ohki, Y., Fujimaki, M., Seol, K. S. & Noma, T., 2000 12 1, p. 402-406. 5 p.

研究成果: Paper

Photoluminescence in polypropylene induced by ultraviolet laser irradiation

Ohki, Y., Toyoda, T., Hama, Y., Wei, W. & Massines, F., 2000 12 1, p. 439-442. 4 p.

研究成果: Paper

2 引用 (Scopus)
1998

Dielectric breakdown in F-doped SiO2 films formed by plasma-enhanced chemical vapor deposition

Kato, H., Sakai, S., Takami, A., Ohki, Y. & Ishii, K., 1998 12 1, p. 368-371. 4 p.

研究成果: Paper

Dielectric properties of new-type polyethylene polymerized using a single-site catalyst

Araoka, M., Yoneda, H. & Ohki, Y., 1998 12 1, p. 493-494. 2 p.

研究成果: Paper

3 引用 (Scopus)

Effect of acetophenone on space charge formation in LDPE and LLDPE

Ohara, T., Kobayashi, K., Ohki, Y. & Maeno, T., 1998 12 1, p. 231-234. 4 p.

研究成果: Paper

2 引用 (Scopus)

Effects of ion implantation and thermal annealing on the photoluminescence in amorphous silicon nitride films

Seol, K. S., Futami, T., Watanabe, T., Ohki, Y. & Takiyama, M., 1998 12 1, p. 127-130. 4 p.

研究成果: Paper

Electrical properties of thermoplastic polyimide

Takei, S., Tanabe, Y. & Ohki, Y., 1998 12 1, p. 349-350. 2 p.

研究成果: Paper

2 引用 (Scopus)

Photoluminescence and electron-spin-resonance studies of defects in amorphous SiO2 films

Nishikawa, H., Fukui, H., Watanabe, E., Ito, D., Seol, K. S. & Ohki, Y., 1998 12 1, p. 59-62. 4 p.

研究成果: Paper

Structural changes in Ge-doped SiO2 planar waveguides induced by ultraviolet photons

Shimoto, S., Fujimaki, M., Miyazaki, N., Nishihara, Y., Ohki, Y., Imamura, K. & Terasawa, K., 1998 12 1, p. 47-50. 4 p.

研究成果: Paper

1997

Effect of γ-ray irradiation on the thermally stimulated current in polyethersulfone

Ohki, Y., Kim, E., Kato, G. & Ohara, T., 1997 1 1, p. 798-801. 4 p.

研究成果: Paper

1996

Dielectric breakdown properties of low-density polyethylene under power-frequency voltages with high-frequency components

Suzuki, H., Ohki, Y., Nakamichi, Y. & Ajiki, K., 1996 12 1, p. 203-206. 4 p.

研究成果: Paper

3 引用 (Scopus)

Experimental observation and numerical calculation of space charge formation in gamma-irradiated polyethylene

Takada, T., Kitajima, H., Tanaka, Y. & Ohki, Y., 1996 12 1, p. 105-108. 4 p.

研究成果: Paper

1 引用 (Scopus)