@article{CTT100934570, author = {Keiichi Ishizu and Yasuo Ogawa and Kuo Hsuan Tseng and Takahiro Kunitomo and Norihiro Kitaoka and Grant Caldwell and Takuto Minami and Sohei Serita and Hiroshi Ichihara and Edward Alan Bertrand and Wiebke Heise}, title = {Controlled-source electromagnetic survey in a volcanic area: relationship between stacking time and signal-to-noise ratio and comparison with magnetotelluric data}, journal = {Geophysical Journal International}, year = 2025, } @inproceedings{CTT100935253, author = {北岡 紀広 and 小川 康雄 and Caldwell T. Gtant and 石須 慶一 and 南 拓人 and Alison Kirkby}, title = {ニュージーランド国インフェルノ火口湖におけるEM-ACROSS法連続観測により検出された蒸気層変動}, booktitle = {}, year = 2025, } @inproceedings{CTT100935259, author = {Sakika Hoshino and 南 拓人 and Yuki Harada and Naoki Terada and 佐藤 雅彦 and 小川 康雄 and 松島 政貴 and Hisayoshi Shimizu}, title = {On the feasibility of the Horizontal Spatial Gradient method for inference of Martian subsurface resistivity structure}, booktitle = {}, year = 2025, } @inproceedings{CTT100935254, author = {石須 慶一 and 小川 康雄 and 北岡 紀広 and 曾 國軒 and 芹田 創平 and 南 拓人 and 國友 孝洋 and 市原 寛 and Grant Caldwell}, title = {草津白根山での電磁モニタリング調査}, booktitle = {}, year = 2025, } @inproceedings{CTT100930340, author = {小川 康雄 and 石須 慶一 and 北岡 紀広 and 曾 國軒 and 南 拓人 and Caldwell T. Gtant and Kirkby Alison}, title = {電磁誘導による火山の比抵抗構造イメージングとモニタリング}, booktitle = {}, year = 2025, } @inproceedings{CTT100930337, author = {北岡紀広 and 小川康雄 and Grant Caldwell and Alison Kirkby and 石須慶一 and 南拓人}, title = {インフェルノ火口湖におけるEM-ACROSS法連続観測により推定される蒸気層変動}, booktitle = {}, year = 2025, } @inproceedings{CTT100930335, author = {北岡 紀広 and 小川 康雄 and Caldwell, T.G. and Kirkby, A. and 石須 慶一 and 南 拓人}, title = {Time series analysis of EM-ACROSS observations at Inferno Crater Lake, New Zealand}, booktitle = {}, year = 2024, } @inproceedings{CTT100925633, author = {Kirkby, A. and Caldwell, G. and Ogawa, Y. and Ishizu, K. and Kitaoka, N. and Minami, T.}, title = {Quantifying the DC effect of temporal lake changes at Inferno Crater, Waimangu Geothermal System, New Zealand}, booktitle = {}, year = 2024, } @inproceedings{CTT100925632, author = {Kitaoka, N. and Ogawa, Y. and Caldwell, T.G. and Kirkby, A. and Ishizu, K. and Minami, T.}, title = {Temporal Variation in Controlled Source Electromagnetic Response at Inferno Crater Lake, New Zealand}, booktitle = {}, year = 2024, } @inproceedings{CTT100925634, author = {Caldwell, T.G. and Ogawa, Y. and Ishizu, K. and Kitaoka, N. and Kirkby, A. and Minami, T.}, title = {Controlled source electromagnetic monitoring of Inferno Crater Lake, Waimangu, New Zealand}, booktitle = {}, year = 2024, } @inproceedings{CTT100925636, author = {Ishizu, K. and Ogawa, Y. and Kitaoka, N. and Tseng, K.H. and Serita, S. and Minami, T. and Ichihara, H. and Kunitomo, T. and Caldwell, G. and Bertrand, E.A. and Heise, W.}, title = {Controlled-source electromagnetic survey for investigating Kusatsu-Shirane volcano, Japan}, booktitle = {}, year = 2024, } @inproceedings{CTT100925654, author = {Kitaoka N. and Ogawa Y. and Caldwell TG and Ishizu K. and Minami T. and Kirkby A. L.}, title = {Evaluation of the effect of lake level and temperature on CSEM transfer functions at Inferno Crater Lake, New Zealand}, booktitle = {}, year = 2024, } @inproceedings{CTT100907612, author = {北岡紀広 and 小川康雄 and T. Grant Caldwell and 石須慶一 and 南拓人 and Alison Kirkby}, title = {ニュージーランド・インフェルノ火口湖におけるEM-ACROSS法時系列解析}, booktitle = {}, year = 2023, } @inproceedings{CTT100920339, author = {南拓人 and 宇津木充 and 神田径}, title = {AMT及びACTIVEデータから示唆される阿蘇山の三次元比抵抗構造}, booktitle = {}, year = 2023, } @inproceedings{CTT100907609, author = {Norihiro Kitaoka and Yasuo Ogawa and T. Grant Caldwell and Ishizu Keiichi and Takuto Minami and Alison Kirkby}, title = {Precise CSEM monitoring at Inferno Crater Lake, New Zealand}, booktitle = {}, year = 2023, } @inproceedings{CTT100904739, author = {Keiichi Ishizu and Yasuo Ogawa and Kuo Hsuan Tseng and Takahiro Kunitomo and Norihiro Kitaoka and T. Grant Caldwell and Takuto Minami and Sohei Serita and Hiroshi Ichihara and Ted Bertrand and Wiebke Heise}, title = {3D inversion of onshore controlled source electromagnetic data in the Kusatsu-Shirane Volcano}, booktitle = {}, year = 2023, } @inproceedings{CTT100894483, author = {北岡紀広 and 小川康雄 and T. Grant Caldwell and 石須慶一 and 南拓人 and Alison Kirkby}, title = {ニュージーランドInferno Crater LakeにおけるEM-ACROSS連続観測}, booktitle = {}, year = 2023, } @inproceedings{CTT100922470, author = {松島政貴 and 南拓人 and 中野慎也 and 藤浩明}, title = {Attempts to produce candidate models for the IGRF-14 (1)}, booktitle = {}, year = 2023, } @inproceedings{CTT100892804, author = {Ishizu, K. and Ogawa, Y. and Tseng, K.H. and Serita, S. and Kunitomo, T. and Minami, T. and Ichihara, H and Caldwell, T.G. and Heise, W. and Bertrand E.A.}, title = {Application of EM-ACROSS to investigate of underground structures of the Kusatsu-Shirane Volcano, Japan}, booktitle = {}, year = 2023, } @inproceedings{CTT100920304, author = {南 拓人 and 宇津木 充 and 神田 径}, title = {3-D joint inversion of the AMT and ACTIVE datasets obtained in Aso volcano}, booktitle = {}, year = 2023, } @inproceedings{CTT100884405, author = {北岡紀広 and 小川康雄 and 石須慶一 and 南拓人 and TG Caldwell and A. Kirkby}, title = {EM-ACROSS法によるInferno crater lakeの比抵抗構造解析に向けて}, booktitle = {}, year = 2022, } @inproceedings{CTT100879312, author = {南 拓人 and 宇津木 充 and 神田 径 and Marceau Gresse}, title = {ACTIVE-AMTデータのジョイントインバージョンによる阿蘇山地下熱水系の理解に向けて}, booktitle = {}, year = 2021, }