平井 直志

上級研究員(研究院講師)

  • 758 引用
  • 14 h指数
1993 …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
5 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)
2003

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)
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)

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)
1 引用 (Scopus)
1999
1 引用 (Scopus)