2008 - 2010 Investigation on the correlated mechanisms between deep groundwater flow and material transport in the different plate tectonic fields
2004 - 2006 Evaluation of the role of groundwater in the global water circulation using environmental tracers of natural radionuclide and dissolved noble gases.
2001 - 2004 PREPARATION AND DISTRIBUTION OF ENVIRONMENTAL STANDARD SAMPLES FOR URANIUM AND PLUTONIUM
1999 - 2001 EDUCATION OF ANALYTICAL METHOD FOR THE MIGRATION STUDY OF ENVIRONMENTAL PLUTONIUM
Papers (18)：
Tomoko Ohta, Satoshi Fukutani, Takumi Kubota, Yasunori Mahara. Tritium concentration in the modern commercial D2O reagents. Analytical Sciences. 2024
Munehiko Kowatari, Takumi Kubota, Hiroshi Yoshitomi, Naoki Kunugita. Estimation of inhomogeneous occupational exposure to the lens of the eyes and the extremities of radiation workers in a research accelerator facility. RADIATION PROTECTION DOSIMETRY. 2023. 199. 11. 1239-1247
北尾真司, 小林康浩, 齋藤真器名, 窪田卓見, 黒葛真行, 細川修一, 田嶋寛介, 矢崎慎一郎, 梅谷直樹, 谷口博紀, et al. Development of multi-element Moessbauer spectroscopy probed by specific isotope. KURNS-EKR (Web). 2021. 10
Production of High Purity Plutonium-236 from Neptunium-237 by Using Photonuclear Reaction
Recent Advances in Actinide Science 2006
Lectures and oral presentations (12)：
Speciation of 137Cs and 129I in soil after the Fukushima NPP accident
(International Symposium on Radiological Issues for Fukushima's Revitalized Future 2015)
Sorption Characteristics of Radionuclides in Environmental Aqueous Systems for Sorbents
(13th International Congress of the International Radiation Protection Association (IRPA).)
