地熱地域における1m深地温と75cm深平均地温勾配との関係 (2009)
Shallow ground temperatures such as 1m depth temperature have been measured to delineate thermal anomalies of geothermal fields and also to estimate heat discharge rates from geothermal fields. As a...
Geophysical Study of the Sedimentary Cover in Darb El-Arbeen, South Western Desert, Egypt (2008)
Zaher, Mohamed Abdel, Sultan, Sultan Awad, El-Said, Alsayed Ahmed, Ehara, Sachio, 江原, 幸雄, エハラ, サチオ
A Bouguer gravity anomaly map and eight Vertical Electrical Sounding profiles in an area 23o 30’ – 23o 50’ latitude and 30o 00 ’ – 30o 40 ’ E longitude in the southern Western Desert...
Oil Reservoir Properties Estimation by Fuzzy-Neural Networks (2007)
Ho, Trong Long, Ehara, Sachio, 江原, 幸雄
Porosity and permeability are two fundamental reservoir properties which relate to the amount of fluid contained in a reservoir and its ability to flow. These properties have a significant impact on...
Saibi, Hakim, Nishijima, Jun, Ehara, Sachio, 西島, 潤, 江原, 幸雄
Shimabara Peninsula is located in southwestern Japan. There are three geothermal areas as well as a volcano on this Peninsula. In this study, we attempt to delineate the subsurface structures of the...
Salem, Ahmed, Elsirafy, Abouelhoda, Aref, Alaa, Ismail, Atef, Ehara, Sachio, Ushijima, Keisuke, ...
A map of radioactive heat production was constructed from airborne spectral gamma-ray data of Gebel Duwi area, Egypt. The study area possesses a range of radioactive heat production varying from 0.21...
Calculation of Modulus T of the Anomalous Magnetic Vector over Large Areas (2002)
Gerovska, Daniela, Ehara, Sachio, 江原, 幸雄
A differential technique was implemented for the calculation of the low sensitive to the sources magnetisation vector direction and showing high centricity T transform of the total anomalous magnetic...