Search Results - "Nakama, Shigeo"
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Radiocaesium accumulation capacity of epiphytic lichens and adjacent barks collected at the perimeter boundary site of the Fukushima Dai-ichi Nuclear Power Station
Published in PloS one (24-05-2021)“…We investigated the radiocaesium content of nine epiphytic foliose lichens species and the adjacent barks of Zelkova serrata (Ulmaceae, "Japanese elm") and…”
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Analysis of two forms of radioactive particles emitted during the early stages of the Fukushima Dai-ichi Nuclear Power Station accident
Published in GEOCHEMICAL JOURNAL (01-01-2018)“…Two types of radioactive particles were isolated from environmental samples collected at various distances from the Fukushima Dai-ichi Nuclear Power Station…”
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Joint Environmental Radiation Survey by JAEA and KAERI Around the Fukushima Daiichi Nuclear Power Plant: Performance of Mobile Gamma-Ray Spectrometry Using Backpack and Carborne Survey Platforms
Published in Health physics (1958) (01-12-2021)“…According to the implementing arrangement between the Japan Atomic Energy Agency (JAEA) and the Korea Atomic Energy Research Institute (KAERI) in the field of…”
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Temporal decrease in air dose rate in the sub-urban area affected by the Fukushima Dai-ichi Nuclear Power Plant accident during four years after decontamination works
Published in Journal of environmental radioactivity (01-11-2019)“…Trends of air dose rate decrease after decontamination works and factors which affect them constitute essential information for radiation protection, such as…”
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Comparative Study of Radiation Mapping Technologies for Nuclear Disaster Assessment
Published in Journal of disaster research (01-04-2024)“…The distribution of the ambient dose equivalent rate (i.e., air dose rate) after a nuclear disaster is crucial for zoning contaminated areas to facilitate…”
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Performance of in situ gamma-ray spectrometry in the assessment of radioactive cesium deposition around the Fukushima Daiichi nuclear power plant
Published in Radiation physics and chemistry (Oxford, England : 1993) (01-02-2021)“…In situ gamma-ray spectrometry using diverse survey platforms has been conducted in contaminated areas with various dose rate levels around the Fukushima…”
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Evaluation of ambient dose equivalent rates influenced by vertical and horizontal distribution of radioactive cesium in soil in Fukushima Prefecture
Published in Journal of environmental radioactivity (01-01-2016)“…The air dose rate in an environment contaminated with 134Cs and 137Cs depends on the amount, depth profile and horizontal distribution of these contaminants…”
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Distinct element analysis for Class II behavior of rocks under uniaxial compression
Published in International journal of rock mechanics and mining sciences (Oxford, England : 1997) (01-02-2010)“…In this study, the radial strain control method for uniaxial compression tests was introduced in the distinct element method (DEM) codes and the Class II…”
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Approaches for representing hydro-mechanical coupling between sub-surface excavations and argillaceous porous media at the ventilation experiment, Mont Terri
Published in Journal of rock mechanics and geotechnical engineering (Online) (01-04-2013)“…At the Mont Terri Underground Research Laboratory (Switzerland), a field-scale investigation has been conducted in order to investigate the hydro-mechanical…”
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Depth Variability of Compressive Strength Test Results of Toki Granite from Shobasama and Mizunami Construction Sites, Japan
Published in Rock mechanics and rock engineering (01-08-2009)“…This paper studies the depth variability of uniaxial compressive laboratory test results on intact Toki granite (i.e., sound rock without macroscopic…”
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Accounting for anisotropic effects in the prediction of the hydro-mechanical response of a ventilated tunnel in an argillaceous rock
Published in Journal of rock mechanics and geotechnical engineering (Online) (01-04-2013)“…In order to investigate the hydro-mechanical (HM) and chemical perturbations induced in an argillaceous formation by forced ventilation during the operational…”
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Reactive and non-reactive transport modelling in partially water saturated argillaceous porous media around the ventilation experiment, Mont Terri
Published in Journal of rock mechanics and geotechnical engineering (Online) (01-02-2013)“…At Mont Terri Underground Research Laboratory (URL) Switzerland, a specific experiment has been performed in a tunnel, in order to investigate the…”
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Evaluation of ambient dose equivalent rates influenced by vertical and horizontal distribution of radioactive cesium in soil in Fukushima Prefecture
Published 15-09-2015“…Journal of Environmental Radioactivity 151, 38-49 (2016) The air dose rate in an environment contaminated with 134Cs and 137Cs depends on the amount, depth…”
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