‡T Papers

Reservoir Behavior Inferred from Quasi-3D Analysis of Gravity Changes in the Hatchobaru Geothermal Field
Hiroki SAITO, Koichi TAGOMORI, Mitsuru HONDA, Junichi KASAGI, Yutaka FUJISE and Sachio EHARA
Journal of the Geothermal Resources Society of Japan, Vol. 28, No. 2, pp.181-197, April, 2006, in Japanese with English Abstract

Geothermal Fluid Flow Derived from Microseismic Observation -A Case Study of Kuju Volcanic Field, Central Kyushu, Japan-
Kenji KUBOTA, Jun NISHIJIMA, Yasuhiro FUJIMITSU and Sachio EHARA
Butsuri-Tansa (Geophysical Exploration), Vol. 59, No. 2, pp.181-192, April, 2006, in Japanese with English Abstract

Euler Deconvolution of Gravity Data in Geothermal Reconnaissance; the Obama Geothermal area, Japan
Hakim SAIBI, Jun NISHIJIMA, Essam ABOUD and Sachio EHARA
Butsuri-Tansa (Geophysical Exploration), Vol. 59, No. 3, pp.275-282, June, 2006

Processing and Interpretation of Gravity Data for the Shimabara Peninsula Area, Southwestern Japan
Hakim SAIBI, Jun NISHIJIMA and Sachio EHARA
Memoirs of the Faculty of Engineering, Kyushu University, Vol. 66, No. 2, pp.129-146, June, 2006

Possibility of Predictions for "The Fukuoka Earthquake" by Observation of Groundwater Level Change
Sachio EHARA, Koichiro FUKUOKA, Yasuhiro FUJIMITSU and Jun NISHIJIMA
News of Western Japan NDIC, No. 35, pp.9-16, June, 2006, in Japanese

Earthquake off Western Part of Fukuoka Prefecture on March 20, 2005 and High Density Gravity Anomaly Map
Jun NISHIJIMA, Yasuhiro FUJIMITSU, Koichiro FUKUOKA and Sachio EHARA
News of Western Japan NDIC, No. 35, pp.47-50, June, 2006, in Japanese

Integrated Gradient Interpretation Techniques for 2D and 3D Gravity Data Interpretation
Hakim SAIBI, Jun NISHIJIMA, Sachio EHARA and Essam ABOUD
Earth Planets Space, Vol. 58, No. 7, pp.815-821, July, 2006

Changes in Groundwater Level Prior to an Earthquake in the Off-shore Area West of Fukuoka Prefecture, Japan, on 20 March 2005 and Several Subsequent Large Aftershocks, Offering the Possibility of Deterministic Earthquake Prediction
Sachio EHARA, Koichiro FUKUOKA , Yasuhiro FUJIMITSU and Jun NISHIJIMA
Proceedings of the 3rd International Symposium and Exhibition on Earth Resources and Geological Engineering Education, CD-ROM, August, 2006

Interpretation of the 27 May 2006 Yogyakarta Earthquake Hypocenter and the Subsurface Structure Deduced from the Aftershock Activity Observations
Koichiro FUKUOKA, Sachio EHARA, Harmoko UDI, Agus SETYAWAN, Lucas Donny SETIJADJI, Agung HARIJOKO, Yudi SETIADI and WAHYUDI
Proceedings of the 3rd International Symposium and Exhibition on Earth Resources and Geological Engineering Education, CD-ROM, August, 2006

The Use of Temperature Data from Geothermal Wells for Heat Flow Study: A Lesson Learned from Heat Flow Determination from Geothermal Wells in West Java, Indonesia
SURYANTINI and Sachio EHARA
Proceedings of the 3rd International Symposium and Exhibition on Earth Resources and Geological Engineering Education, CD-ROM, August, 2006

Interpretation of Subsurface Geology and Geo-history of Yogyakarta Basin Based on Gravity, Radiometric Age, and Geologic Data: A Contribution to Understanding the 27 May 2006 Earthquake
Lucas Donny SETIJADJI, Aris SUSILO, Koichiro FUKUOKA, Sachio EHARA and Koichiro WATANABE
Proceedings of the 3rd International Symposium and Exhibition on Earth Resources and Geological Engineering Education, CD-ROM, August, 2006

Preliminary Geothermal Gradient and Heat Flow Compilation from Western Java, Indonesia
SURYANTINI, Sachio EHARA and Jun NISHIJIMA
Geothermal Resources Council Transactions, Vol. 30, pp.699-703, September, 2006

Estimation of Fault Structure Using Densed Gravity Survey Data at Fukuoka City
Jun NISHIJIMA, Tomohiro HIRANO and Yasuhiro FUJIMITSU
Proceedings of 115th conference of Society of Engineering Geophysicists Japan, pp.232-235, October, 2006, in Japanese with English Abstract

Geothermal Fluid Flow Model in Shimabara Peninsula
Yasuhiro FUJIMITSU, Sachio EHARA and Ryosuke OKI
Journal of the Geothermal Resources Society of Japan, Vol. 28, No. 4, pp.373-382, October, 2006, in Japanese with English Abstract

Progress of Geothermal Development in Algeria
Hakim SAIBI, Sachio EHARA, Yasuhiro FUJIMITSU and Jun NISHIJIMA
Journal of the Geothermal Resources Society of Japan, Vol. 28, No. 4, pp.383-397, October, 2006

Numerical Investigation on Cooling Process of a Magma Chamber in Geothermal System -Suggestion of a Numerical Model and Analysis of Early Cooling Process-
Mitsuo MATSUMOTO, Sachio EHARA, Yasuhiro FUJIMITSU and Jun NISHIJIMA
Journal of the Geothermal Resources Society of Japan, Vol. 28, No. 4, pp.413-430, October, 2006, in Japanese with English Abstract

Utilization of Ground-coupled Heat Pump System
Sachio EHARA and Koichiro FUKUOKA
Annual Report of Kyushu University 21st COE Program "Architecture of Habitat System for Sustainable Development", pp.29-32, October, 2006, in Japanese

Development of Reconstruction Technique of the Ground Surface Temperature History using the Borehole Temperature Profile
Koichiro FUKUOKA
Annual Report of Kyushu University 21st COE Program "Architecture of Habitat System for Sustainable Development", pp.121-124, October, 2006, in Japanese

The Development of Optimized Ground Coupled Heat Pump System in Fukuoka City, Japan
Koichiro FUKUOKA, Sachio EHARA, Koji Morita, Takashi KURODA and Kotaro SAKEMI
Proceedings of International Symposium on Sustainable Habitat -What is Sustainable Habitat and How Can We Accomplish-, pp.187-199, October, 2006

Densely-arranged Gravity Survey in Fukuoka City, Japan -Relation between the Subsurface Structure and the Low Temperature Hydrothermal System of Fukuoka-
Yasuhiro FUJIMITSU, Jun NISHIJIMA and Tomohiro HIRANO
Proceedings of 28th New Zealand Geothermal Workshop 2006, CD-ROM, November, 2006

Preliminary Study Hydrothermal System of Ungaran Volcano, Indonesia, Inferred from Geophysical Surveys
Agus SETYAWAN, Sachio EHARA, Yasuhiro FUJIMITSU, Jun NISHIJIMA, Koichiro FUKUOKA and WAHYUDI
Proceedings of 4th International Workshop on Earth Science and Technology, pp.163-168, December, 2006

Gravity Study of Jatibarang Sub-basin and Surrounding Area; Implication to Heat Flow Map of Onshore North West Java Basin, Indonesia
SURYANTINI, Jun NISHIJIMA, Sachio EHARA and Aris SUSILO
Proceedings of 4th International Workshop on Earth Science and Technology, pp.321-328, December, 2006

Variations in Geothermometry and Chemical Composition of Hot Spring Fluids in the Obama Geothermal Field, Southwestern Japan
Hakim SAIBI, Sachio EHARA, Yasuhiro FUJIMITSU and Jun NISHIJIMA
Proceedings of 4th International Workshop on Earth Science and Technology, pp.329-339, December, 2006

Relationship between Excess Pore Pressure, Permeability and Heat Flow Distribution at the Toe of the Nankai Trough
Keiko FUJINO, Masataka KINOSHITA and Sachio EHARA
Proceedings of 4th International Workshop on Earth Science and Technology, pp.383-390, December, 2006

Numerical Study of Pressure Change in a Crystallizing, Volatile-saturated Magma Reservoir Causing Eruption
Mitsuo MATSUMOTO and Sachio EHARA
Proceedings of 4th International Workshop on Earth Science and Technology, pp.391-398, December, 2006

Interpretation of the 27 May 2006 Yogyakarta earthquake hypocenter and subsurface structure deduced from the aftershock and gravity data
Koichiro FUKUOKA, Sachio EHARA, Yasuhiro FUJIMITSU, Harmoko UDI, Agus SETYAWAN, Lucas Donny SETIADJI,Agung HARIJOKO, Subagyo PRAMUMIJOYO, Yudi SETIADJI, WAHYUDI
Geothermal and Volcanological Research Report of Kyushu University, No.15, pp.2-9, December, 2006, in Japanese with English Abstract

Estimation of Fault Structure Using Densed Gravity Survey Data at Fukuoka City
Tomohiro HIRANO, Jun NISHIJIMA and Yasuhiro FUJIMITSU
Geothermal and Volcanological Research Report of Kyushu University, No.15, pp.16-22, December, 2006, in Japanese with English Abstract

Compiling a Volcanic Activity Database of Kuju Volcano and Evaluation of the Volcanic Activity after the 1995 Phreatic Eruption Based on the Database
Chisuga IDE, Sachio EHARA, Yasuhiro FUJIMITSU, Jun NISHIJIMA and Koichiro FUKUOKA
Geothermal and Volcanological Research Report of Kyushu University, No.15, pp.23-29, December, 2006, in Japanese with English Abstract

A Substantial Study of the Heat Island Phenomena in Fukuoka City
Shin KAMIOKA, Sachio EHARA, Syusaku GOTO
Geothermal and Volcanological Research Report of Kyushu University, No.15, pp.30-37, December, 2006, in Japanese with English Abstract

Numerical Model of an Eruption of a Silicic volcanoes by Crystallization and Exsolution of Volatile Components
Mitsuo MATSUMOTO and Sachio EHARA
Geothermal and Volcanological Research Report of Kyushu University, No.15, pp.38-48, December, 2006, in Japanese with English Abstract

Hydrothermal Numerical Simulation Model of Obama Geothermal Field
Hakim SAIBI, Sachio EHARA, Yasuhiro FUJIMITSU, Jun NISHIJIMA and Koichiro FUKUOKA
Geothermal and Volcanological Research Report of Kyushu University, No.15, pp.49-57, December, 2006

Three-Dimensional Gravity Analysis with the Effects of Causes of Gravity Change - First Phase of the Development of Gravity Post Processor for the Computer Model HYDROTHERM
Hakim SAIBI, Jun NISHIJIMA and Sachio EHARA
Geothermal and Volcanological Research Report of Kyushu University, No.15, pp.58-78, December, 2006

Study of Groundwater Level Change related to Earthquake in the Off-shore Area West of Fukuoka Prefecture
Masahiro YAMAMOTO, Sachio EHARA and Koichiro FUKUOKA
Geothermal and Volcanological Research Report of Kyushu University, No.15, pp.79-88, December, 2006, in Japanese with English Abstract

GIS Integration Method for Geothermal Resource Siting
Hossein YOUSEFI, Sachio EHARA, Younes NOOROLAHI and Jun NISHIJIMA
Geothermal and Volcanological Research Report of Kyushu University, No.15, pp.89-99, December, 2006

‡U Book

What is Geothermal Energy? (Translated into Japanese)
Hiroaki NIITSUMA, Sachio EHARA, Shigeto YAMADA, Masayuki HAMADA and Kasumi YASUKAWA
IGA Special Committee of Geothermal Research Society of Japan, pp.1-38, October, 2006

‡V Others

Report on "27th New Zealand Geothermal Workshop"
Yasuhiro FUJIMITSU
Journal of the Geothermal Resources Society of Japan, Vol. 28, No. 1, pp.49-50, January, 2006, in Japanese

Report by the executive committee on "2005 Annual Meeting of the Geothermal Research Society of Japan"
Sachio EHARA
Journal of the Geothermal Resources Society of Japan, Vol. 28, No. 1, pp.51-53, January, 2006, in Japanese

Report on the excursion of 2005 Annual Meeting of the Geothermal Research Society of Japan
Sachio EHARA
Journal of the Geothermal Resources Society of Japan, Vol. 28, No. 1, pp.54-55, January, 2006, in Japanese

Prediction of the Fukuoka Earthquake Based on Changes in Groundwater Level
Sachio EHARA
Weekly Report of the Fukuoka Rotary Club, No.6.21, p.4, June, 2006, in Japanese

Special Report on "Unzen Volcano and Related Geothermal Systems" -Preface for Special Report-
Sachio EHARA
Journal of the Geothermal Resources Society of Japan, Vol. 28, No. 4, pp.335-336, October, 2006, in Japanese

Geothermal Energy as Sustainable Energy
Sachio EHARA
Journal of Geothermal Energy Research & Development, Vol.31, Nos.3&4, pp.1-2, November, 2006, in Japanese

Special Symposium on Geothermal Energy "New Perspective of Geothermal Energy Utilization in Japan"
Sachio EHARA
News Letter of the International Geothermal Association, No.66, pp.14-15, December, 2006