Zobrazeno 1 - 10
of 24
pro vyhledávání: '"Katsuro Anazawa"'
Autor:
Kotaro Shirai, Asami Suzuki-Mashio, Hiroshi Ogawa, Hideki Minami, Kaoruko Mizukawa, Katsuro Anazawa, Hajime Obata, Naoko Murakami-Sugihara, Hideshige Takada
Publikováno v:
Scopus-Elsevier
Publikováno v:
Environmental Processes. 2:37-60
The hydrogeology of arid regions is becoming increasingly important due to diminishing projections of water resource availability in response to global environmental change. This paper aims to investigate the karst aquifer in the study area and clari
Publikováno v:
Natural Resources Research. 23:423-445
The present study demonstrates the potential of the geospatial information as well as isotopes and chemical analyses to elucidate the hydrogeological setting of the study area. The main objective of this research is to identify factors affecting the
Autor:
Mengnjo Jude Wirmvem, Luc S. Nkamdjou, Akira Ueda, Brice Tchakam Kamtchueng, Katsuro Anazawa, Gregory Tanyileke, Edwige R. Tiodjio, Joseph Victor Hell, Joseph O. Mvondo, Takeshi Ohba, Wilson Y. Fantong, Minoru Kusakabe
Publikováno v:
Environmental Earth Sciences. 72:3663-3678
In 1986, carbon dioxide gas exploded from Lake Nyos and killed about 1,800 people. After that disaster, various administrative and research activities have been conducted to mitigate subsequent disasters. However, none of those endeavors have charact
Autor:
Muga Yaguchi, Katsuro Anazawa
Publikováno v:
BUNSEKI KAGAKU. 62:701-705
Publikováno v:
Journal of Fluorine Chemistry. 132:1182-1187
Extraordinarily high chlorine-bearing volcanic bombs were erupted from White Island volcano on January 25, 1987. The concentrations of fluorine and chlorine were measured in these paralava bombs and their likely parent rocks. The paralavas contain gl
Autor:
Yoshihide Shiga, Yuriko Kono, Masato Hirose, Ryo Kanzaki, Katsuro Anazawa, Hitoshi Kodamatani, Takashi Tomiyasu
Publikováno v:
BUNSEKI KAGAKU. 61:21-29
中国雲南省个旧市老厂鎮及びKa fang zhenのスズ鉱山周辺で採取された土壌,河川底質試料に対し,混酸を用いた酸化分解処理を行い,水素化物発生原子吸光光度法を用いて総ヒ素濃度を測
Autor:
Munetomo Nedachi, Masahiko Yamamoto, Hayao Sakamoto, Tetsuo Ando, Takashi Tomiyasu, Tomomi Eguchi, Katsuro Anazawa, Katsumi Marumo
Publikováno v:
Marine Chemistry. 107:173-183
To estimate the influence of mercury emitted from submarine fumaroles, the horizontal and vertical distribution of mercury in sediment of Kagoshima Bay was studied. The fumaroles are located in the northern bay head area, and the sediment samples had
Publikováno v:
Hydrogeology Journal. 15:409-417
River, rain and spring water samples from a region covered in “Shirasu” ignimbrite were collected on Kyushu Island, Japan. The analytical results were subjected to multivariate statistical analysis and stoichiometric calculation to understand the
Publikováno v:
GEOCHEMICAL JOURNAL. 40:253-263
The atmospheric concentration of mercury was determined daily for 3 years (July 1999-March 2002) in Kagoshima City to clarify the seasonal variation of mercury levels and the influence of mercury emitted from Sakurajima. The atmospheric mercury was c