Naoshi Hirai

上級研究員(研究院講師)

  • 758 Citations
  • 14 h-Index
1993 …2020

Research output per year

If you made any changes in Pure these will be visible here soon.

Research Output

Filter
Conference article
2011

Diagnosis of cable aging by broadband impedance spectroscopy

Ohki, Y., Yamada, T. & Hirai, N., 2011 Dec 1, In : Annual Report - Conference on Electrical Insulation and Dielectric Phenomena, CEIDP. p. 24-27 4 p., 6232587.

Research output: Contribution to journalConference article

19 Citations (Scopus)
2007

Effects of curing and filler dispersion methods on dielectric properties of epoxy nanocomposites

Tagami, N., Okada, M., Hirai, N., Tanaka, T., Ohki, Y., Imai, T., Harada, M. & Ochi, M., 2007 Dec 1, In : Annual Report - Conference on Electrical Insulation and Dielectric Phenomena, CEIDP. p. 232-235 4 p., 4451465.

Research output: Contribution to journalConference article

7 Citations (Scopus)

Electrical conduction properties of several biodegradable polymers

Hirai, N., Ishikawa, H. & Ohki, Y., 2007 Dec 1, In : Annual Report - Conference on Electrical Insulation and Dielectric Phenomena, CEIDP. p. 592-595 4 p., 4451542.

Research output: Contribution to journalConference article

19 Citations (Scopus)
2004

Effect of glass transition on conduction current in biodegradable poly-L-lactic acid

Maeno, Y., Yamaguchi, Y., Hirai, N., Tanaka, T., Ohki, Y., Tajitsu, Y., Kohtoh, M. & Okabe, S., 2004 Dec 1, In : Annual Report - Conference on Electrical Insulation and Dielectric Phenomena, CEIDP. p. 49-52 4 p.

Research output: Contribution to journalConference article

8 Citations (Scopus)
2003

Roles of cumyl alcohol and crosslinked structure in homo-charge trapping in crosslinked polyethylene

Hirai, N., Maeno, Y., Tanaka, T., Ohki, Y., Okashita, M. & Maeno, T., 2003 Nov 21, In : Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), Annual Report. p. 213-216 4 p.

Research output: Contribution to journalConference article

11 Citations (Scopus)

Surface Change of Polyamide Nanocomposite Caused by Partial Discharges

Kozako, M., Fuse, N., Shibata, K., Hirai, N., Ohki, Y., Okamoto, T. & Tanaka, T., 2003 Nov 21, In : Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), Annual Report. p. 75-78 4 p.

Research output: Contribution to journalConference article

43 Citations (Scopus)
2002

Chemical group in crosslinking byproducts responsible for charge trapping in polyethylene

Hirai, N., Minami, R., Tanaka, T., Ohki, Y., Okashita, M. & Maeno, T., 2002 Jan 1, In : Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), Annual Report. p. 626-630 5 p.

Research output: Contribution to journalConference article

2 Citations (Scopus)
2000
27 Citations (Scopus)