検索対象:     
報告書番号:
※ 半角英数字
 年 ~ 
 年

拡散を考えるような電磁場の場合の電磁アクロスの試験観測

A Field test of the EM-ACROSS in the frequency range of diffusion field

中島 崇裕; 國友 孝洋; 長尾 大道; 熊澤 峰夫; 茂田 直孝

Nakajima, Takahiro; Kunitomo, Takahiro; Nagao, Hiromichi; Kumazawa, Mineo; Shigeta, Naotaka

数百Hz以下の周波数帯における電磁アクロスの観測体制の紹介と、その試験観測結果を報告する。試験観測では、地下構造に関する情報を含む伝達関数がよい精度で求められた。また1ヶ月間の観測結果からは,降雨に相関した変動が見られた。

We have developed an electromagnetic sounding method, called EM-ACROSS (ElectroMagnetic - Accurately Controlled Routinely Operated Signal System), which can be used for the exploration of the frequency range below hundreds hertz. A trial observation has been done at Tono area for more than one year. We have obtained the accurate averaged transfer function, and also observed its temporal variation.

Access

:

- Accesses

InCites™

:

Altmetrics

:

[CLARIVATE ANALYTICS], [WEB OF SCIENCE], [HIGHLY CITED PAPER & CUP LOGO] and [HOT PAPER & FIRE LOGO] are trademarks of Clarivate Analytics, and/or its affiliated company or companies, and used herein by permission and/or license.