TAKEUCHI, Nobunao: search on Z-Library

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1

Measurement of small variations of atmospheric electrical field signals in fair weather

Ken'Ichi Narita, Nobunao Takeuchi, Noriyoshi Chubachi, Noriyasu Honma

Journal:

Electrical Engineering in Japan

Year:

1998

Language:

english

File:

PDF, 6.80 MB

english, 1998

2

Conditions of atmospheric electricity variation during seismic wave propagation

Kan Okubo, Keisuke Yamamoto, Masakazu Takayama, Nobunao Takeuchi

Journal:

Electrical Engineering in Japan

Year:

2006

Language:

english

File:

PDF, 573 KB

english, 2006

3

Direct magnetic signals from earthquake rupturing: Iwate-Miyagi earthquake of M 7.2, Japan

Kan Okubo, Nobunao Takeuchi, Mitsuru Utsugi, Kiyohumi Yumoto, Yoichi Sasai

Journal:

Earth and Planetary Science Letters

Year:

2011

Language:

english

File:

PDF, 1.16 MB

english, 2011

4

Observations of earthquake waves by the vertical earth potential difference method

Nobunao Takeuchi, Noriyoshi Chubachi, Ken'Ichi Narita

Journal:

Physics of the Earth and Planetary Interiors

Year:

1997

Language:

english

File:

PDF, 332 KB

english, 1997

5

Analysis of earth potential difference signals by using seismic wave signals

Nobunao Takeuchi, Noriyoshi Chubachi, Suguru Hotta, Ken'Ichi Narita

Journal:

Electrical Engineering in Japan

Year:

1998

Language:

english

File:

PDF, 4.48 MB

english, 1998

6

Examination of detection of a minute fluctuation signal by the theory of the natural observation method

Kan Okubo, Nobunao Takeuchi

Journal:

Electrical Engineering in Japan

Year:

2004

Language:

english

File:

PDF, 1.23 MB

english, 2004

7

[IEEE 2017 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC) - Kuala Lumpur (2017.12.12-2017.12.15)] 2017 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC) - Application of mean-shift clustering for removing flux trapping noise from geomagnetic field signals measured using HTS-SQUID magnetometers

Nishikawa, Kiyoshi, Okubo, Kan, Katori, Yuta, Takeuchi, Nobunao

Year:

2017

Language:

english

File:

PDF, 962 KB

english, 2017

8

Underground Electric Signal at the Occurrence of the Niigataken Chuetsu-oki Earthquake in 2007, Japan

OKUBO, Kan, TAKEUCHI, Akihiro, NAKAMURA, Yukinobu, TAKEUCHI, Nobunao

Journal:

IEICE Transactions on Electronics

Year:

2012

Language:

english

File:

PDF, 1.84 MB

english, 2012

9

Consideration of an absorbing boundary condition based on CIP method for finite-difference time-domain acoustic field analysis

Okubo, Kan, Oh, Sungqwan, Tsuchiya, Takao, Takeuchi, Nobunao

Journal:

Acoustical Science and Technology

Year:

2009

Language:

english

File:

PDF, 121 KB

english, 2009

10

Evaluation of instantaneous power by the aspectum in the theory of the natural observation method

Kan Okubo, Nobunao Takeuchi

Journal:

Electrical Engineering in Japan

Year:

2005

Language:

english

File:

PDF, 856 KB

english, 2005

11

Electrostatic Field Variation in the Atmosphere Induced by Earth Potential Difference Variation During Seismic Wave Propagation

Kan Okubo, Masakazu Takayama, Nobunao Takeuchi

Journal:

IEEE Transactions on Electromagnetic Compatibility

Year:

2007

Language:

english

File:

PDF, 250 KB

english, 2007

12

Positive electrification on the floor of an underground mine gallery at the arrival of seismic waves and similar electrification on the surface of partially stressed rocks in laboratory

Akihiro Takeuchi, Yukako Futada, Kan Okubo, Nobunao Takeuchi

Journal:

Year:

2010

Language:

english

File:

PDF, 3.33 MB

english, 2010

13

Characteristics of vertical earth potential difference signals

Nobunao Takeuchi, Noriyoshi Chubachi, Ken'Ichi Narita, Noriyasu Honma, Tadatoshi Takahashi

Journal:

Electrical Engineering in Japan

Year:

1998

Language:

english

File:

PDF, 290 KB

english, 1998

14

Observation of atmospheric electricity variation signals during underground seismic wave propagation

Kan Okubo, Shinya Sato, Takao Ishii, Nobunao Takeuchi

Journal:

IEEJ Transactions on Electrical and Electronic Engineering

Year:

2006

Language:

english

File:

PDF, 748 KB

english, 2006

15

Analysis of atmospheric electric field variation signals using digital natural observation method

Kan Okubo, Masashi Chida, Nobunao Takeuchi

Journal:

Electrical Engineering in Japan

Year:

2006

Language:

english

File:

PDF, 552 KB

english, 2006

16

Frequency Spectrum of Fluctuations Near a Rational Surface in a Toroidal Heliac

Zama, Tatsuya, Kitajima, Sumio, Takayama, Masakazu, Takeuchi, Nobunao, Watanabe, Hiroshige

Journal:

Japanese Journal of Applied Physics

Year:

1993

Language:

english

File:

PDF, 340 KB

english, 1993

17

Effect of Pressure on Mode Transition Pointof Reversed Field Pinch Plasmain Partially Relaxed States

Kondoh, Yoshiomi, Takeuchi, Nobunao, Matsuoka, Akio, Yagi, Yasuyuki, Hirano, Youichi, Shimada, Toshio

Journal:

Journal of the Physical Society of Japan

Year:

1991

File:

PDF, 1.06 MB

1991

18

Observation of atmospheric electricity variation signals during underground seismic wave propagation

Kan Okubo, Shinya Sato, Nobunao Takeuchi, Takao Ishii

Journal:

IEEJ Transactions on Electrical and Electronic Engineering

Year:

2006

Language:

english

File:

PDF, 42 KB

english, 2006

19

A New Capacitive / Resistive Probe Method for Studying Magnetic Surfaces

Kitajima, Sumio, Takayama, Masakazu, Zama, Tatsuya, Takaya, Kazuhiro, Takeuchi, Nobunao, Watanabe, Hiroshige

Journal:

Japanese Journal of Applied Physics

Year:

1991

Language:

english

File:

PDF, 185 KB

english, 1991

20

Electric Signals on and under the Ground Surface Induced by Seismic Waves

Takeuchi, Akihiro, Okubo, Kan, Takeuchi, Nobunao

Journal:

International Journal of Geophysics

Year:

2012

Language:

english

File:

PDF, 1.45 MB

english, 2012

21

Potential Distributions in a Single-Turn Theta Pinch Coil

Takeuchi, Nobunao, Sugita, Keiichiro

Journal:

Japanese Journal of Applied Physics

Year:

1981

Language:

english

File:

PDF, 128 KB

english, 1981

22

Consideration of Treatment of the Boundary Between Different Media in Electromagnetic Field Analysis Using the Constrained Interpolation Profile Method

Okubo, Kan, Yoshida, Yuichi, Takeuchi, Nobunao

Journal:

IEEE Transactions on Antennas and Propagation

Year:

2007

Language:

english

File:

PDF, 741 KB

english, 2007

23

Diamagnetic Signal in a Plasma Column with an Inflection Point

Takeuchi, Nobunao, Sugita, Keiichiro

Journal:

Journal of the Physical Society of Japan

Year:

1982

File:

PDF, 322 KB

1982

24

Characteristics of earth potential difference generated by seismic waves

Nobunao Takeuchi, Noriyoshi Chubachi, Ken'ichi Narita

Journal:

Electrical Engineering in Japan

Year:

1997

File:

PDF, 1016 KB

1997

25

Analysis of Atmospheric Electric Field Variation Signals using Aspectum of the Digital Natural Observation Method-Detection of Instantaneous Variation of Atmospheric Electric Field with Wind-

Okubo, Kan, Chida, Masashi, Takeuchi, Nobunao

Journal:

IEEJ Transactions on Electronics Information and Systems

Year:

2005

File:

PDF, 518 KB

2005

26

Wavelet analysis of meteorological variables under winter thunderclouds over the Japan Sea

Takeuchi, Nobunao, Narita, Ken' Ichi, Goto, Yukihiro

Journal:

Journal of Geophysical Research

Year:

1994

Language:

english

File:

PDF, 708 KB

english, 1994

27

Analysis of an Electromagnetic Field Created by Line Current Using Constrained Interpolation Profile Method

Okubo, Kan, Takeuchi, Nobunao

Journal:

IEEE Transactions on Antennas and Propagation

Year:

2007

Language:

english

File:

PDF, 1022 KB

english, 2007

28

[IEEE 2007 IEEE Antennas and Propagation International Symposium - Honolulu, HI, USA (2007.06.9-2007.06.15)] 2007 IEEE Antennas and Propagation International Symposium - A novel method for numerical analysis of electromagnetic field using type CCIP method

Yuichi Yoshida,, Kan Okubo,, Nobunao Takeuchi,

Year:

2007

Language:

english

File:

PDF, 243 KB

english, 2007

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