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Researcher Information

last modified:2019/12/08

Professor YAMAMOTO Masayoshi

Mail Laboratory Website

Faculty, Affiliation

Institute of Science and Engineering

College and School Educational Field


Laboratory

Institute of Nature and Environmental Technology TEL:0761-51-4440 FAX:0761-51-5528

Academic Background

【Academic background(Bachelor's Degree)】
Kanazawa University Chemistry 198303
【Degree】
PhD

Career

Institute of Health in Fukui Prefecture(1973/04/01-1978/03/31)
Hokuriku University(1978/04/01-1986/06/30)

Year & Month of Birth

1949/10

Academic Society

Chemical Society of Japan
Atomic Energy Society of Japan
The Japan Radiation Research Society
The Japan Society of Nuclear and Radiochemical Sciences
Japan Health Physics Society
Japan Radioisotope Association
The Geochemical Society of Japan
The Japanese Society of Hot Spring Science

Award

○Special award from Kazakhstan(2003/12/20)

Specialities

Environmental dynamic analysis、Risk sciences of radiation and chemicals

Speciality Keywords

Radionuclide, Geochemistry, Radiation effect

Research Themes

Radioactive contamination on land and radiation dose to peoples around the former USSR's Semipalatinsk Nuclear Test Site

Behavior of Ra isotopes in NaCl type saline waters from deep wells

Books

Papers

  •  Activation of soil and chemical reagents exposed to the neutron related by the JCO criticality accident in Tokai-mura J. Radiat. Res. 42 Suppl. S55 2001/10
  •  An estimation of fast neutron flux by Cl-35(n,r)P-32 reaction J. Environ. Radioactivity 50 49 2000/05
  •  Application of PXAMS technique for Cl-36 analysis in soil collected at Semipalatinsk nuclear test site J. Radioanal. Nucl. Chem. 251 2 217 2002/06
  •  Comparison of stable cesium and radiocesium on dietary intakes by japnese subjects using 18 foods categories J. Radioanal. Nucl. Chem. 242 3 687 1999/10
  •  Contributions of 18 food categories to intakes of Th-232 and U-238 in Japan Health Phys. 78 1 28 2000/04

show all

  •  Daily intakes of Cs-134,Cs-137, K-40, Th-232, and U-238 in Ukrainian adult mails Health Phys. 73 5 814 1997
  •  Deternmination of Cl-36 by liquid scintillation counting from soil collected at the Semipalatinsk nuclear test site J. Radioanal. Nucl. Chem. 249 3 541 2001/05
  •  External doses of residents near Semipalatinsk nuclear test site J. Radiat. Res. 40 337 1999/10
  •  Measurements of Tc-99, Cs-137, Np-237, Pu isotopes and Am-241 in sediments cores from intertidal coastal and estuarine regions in the irish Sea J. Radioanal. Nucl. Chem. 240 2 593 1999/06
  •  Neutron activation of chemical reagents exposed to the neutrons released by the JCO criticality accident J. Environ. Radioactivity 50 55 2000/05
  •  Neutron-induced radionuclides in soil from the JCO campus by non-destructive gamma-ray spectrometry J. Environ. Radioactivity 50 69 2000/05
  •  Pu isotopes and Cs-137 in the surrounding areas of the formr Soviet Union's Semipalatinsk nuclear test site J. Radioanal. Nucl. Chem. 242 1 63 1999/06
  •  Radiological states in Rongelap Island 1999 J. Radioanal. Nucl. Chem. 252 2 89 2002/05
  •  Radium-226 in bone of the general public in Japan RADIATION RESEARCH 152 6 S160 1999/10
  •  Some aspect of environmental radioactivity around the former Soviet Union's Semipalatinsk nuclear test site: local fallout Pu in Ust't-Kamenogorusk district J. Radioanal. Nucl. Chem. 252 2 373 2002/05
  •  The geochemistry of uranium in pore waters from lake sediments J. Radioanal. Nucl. Chem. 252 2 225 2002/05
  •  The JCO criticality accident at Tokai-mura, Japan: an overview of the sampling campaign and preliminary results J. Environ. Radioactivity 50 3 2000/05
  •  The NIST natural-matrix radionuclides standard reference material program for ocean studies J. Radioanal. Nucl. Chem. 248 1 227 2001/03
  •  Variation of uranium isotopic composition in soil within the JCO grounds from the 30 September 1999 criticality accident at JCO, Tokai-mura,Japan Health Phys. 2002/06
  •  Measurements of long-lived artificial radonuclides in the environment: transuranium elements Proceedings of 1997 Inter. Symp. on Envieonmental Radiation(Eds T. Tsujimoto & Y. Ogawa), Oct. 20,1997, Tsuruga, Fukui, Japan 119 1997/05
  •  Behavior of uraniumin a mesotrophic lake : Lake Biwa in japan Inter. Workshop on Comparison of health Effects of Environmental Tpxicants derived from Advanced technologies. NIRS-m-130, Chiba, Japan 1 1998/07
  •  Behavior on naturally occurring radionuclides Pb-210 aaand Po-210 in the water of Lake Biwa, Japan Inter. Workshop on Distribution and Spaciation of Radionuclides in the Environment (Eds. J. Inaba, S. Hisamatsu, et al), Inst. Environ. Sciences, Rokkasho, Oct. 11-13, 2000 270 2000/10
  •  Concentration and oxidation states of iron related to sediment-water interaction in Lake Biwa,Japan The 8yh Symp.on Environmental radiochemical Analysis, Blackpool, ISBN 0-85404-734-4(Ed. G.W.A. Newton), Royal Society of Chemistry,1999 394 1999/10
  •  External Doses in residential areas around Semipalatinsk nuclear test site Workshop on dosimetry of the population living in the proximity of the Semipalatinsk atomic weapons test site (Eds. L. Carita et al.), Helsinki, STUK-A187, May 13-15,2001 STUL-A187, Feb. 2002 69 2002/02
  •  Fallout Pb-210 as tools for studying distribution and transport of man-made long-lived radionuclides in terrestrial environment Inter. Workshop on Distribution and Spaciation of Radionuclides in the Environment (Eds. J. Inaba, S. Hisamatsu, et al), Inst. Environ. Sciences, Rokkasho, Oct. 11-13, 2000 45 2000/10
  •  Long-lived radon daughters, Pb-210 and Po-210, in volcanic products and hot and mineral spring waters Proc. of the 7th Tohwa Univ. Inter. Symp. on Radon and Thoron in Human Environment (Eds. A, Katase et al.), World Scientific 485 1997/06
  •  Plutonium fallout in the environment around the former Soviet Union's Semipalatinsk nuclear test Workshop on dosimetry of the population living in the proximity of the Semipalatinsk atomic weapons test site (Eds. L. Carita et al.), Helsinki, STUK-A187, May 13-15,2001 STUL-A187, Feb. 2002 17 2002/02
  •  Present situation of radioactive contamination I and around the former Soviet Union's Semipalatinsk nuclear test site Workshop on the Results of the Cooperative Research between JAERI and CHESCIR concerning the Chernobly Accidentn (Eds. H. Amano, K. Saito), JAERI-Conf 200-016, Nov. 16-17, 1999, Tokyo 172 1999/03
  •  Preparation of 232U with low 233U content T. Hashimoto, M. Yamamoto, K. Kobayashi J. Nucl. Sci. Technol. 13  119-124 1975
  •  Distribution and behavior of 239,240Pu, 137Cs and 60Co in the sediment at Urazoko Bay M. Yamamoto, M. Matsui, S. Igarashi, M. Yoshioka, H. Hayakawa, M. Sakanoue J. Radiat. Res., 0  264-275 1979
  •  Behavior of plutonium and americium in soils M. Yamamoto, K. Yamamori, K. Komura, M. Sakanoue J. Radiat. Res. 21  204-212 1980
  •  Characteristics of fallout plutonium in soil, M. Yamamoto, K. Komura, M. Sakanoue J. Radiat. Res. 22  134-142 1981
  •  simple sequential separation method of Pu and Am by anion exchange and extraction chromatography M. Yamamoto, K. Komura, M. Sakanoue Radiochim. Acta 29  205-208 1981
  •  Interaction of humic acid and Am (III) in aqueous solution M. Yamamoto, M., Sakanoue J. Radiat. Res. 3  261-271 1982
  •  Rapid dissolution of Pu in soil by fusion with ammonium hydrogen sulphate, followed by Pu determination by ion exchange and alpha-ray spectrometry M. Yamamoto J. Radioanal. Nucl. Chem. 90  401-4081985 1985
  •  Pu isotopes, 241Am and 137Cs in soils from the atomic bombed areas in Nagasaki and Hiroshima M. Yamamoto, K. Komura, M. Sakaoiue J. Radiat. Res. 26  211-223 1985
  •  Determination of environmental actinide nuclides and 210Po (210Pb) by low-energy photon spectrometry with alpha-ray spectrometry M. Sakanoue, M. Yamamoto, K. Komura J. Radioanal. Nucl. Chem. 115  71-82 1987
  •  Determination of 237Np in soil samples using inductively coupled plasma mass spectrometry C. K. Kim, Y. Takaku, M. Yamamoto Radioisotopes 8  153-154 1989
  •  Content of 210Po in tea and its daily intake L. Zhao, M. Yamamoto J. Radiological Health (in Chainese) 2  33-34 1989
  •  Background level of natural radionuclides in a giant water cherenkov detector and its surrounding environment-Kameokande-II J. Health Phys. 24  321-329 1989
  •  Determination of 210Pb and 210Po in human tissues of Japanese Y. Takizawa, L. Zhao, M. Yamamoto, T. Abe, K. Ueno J. Radioanl. Nucl. Chem. 138  145-152 1990
  •  Determination of 237Np and 241Pu in environmental soil and sediment M. Yamamoto, S. Igarashi, K. Chatani, K. Komura, K. Ueno J. Radioanal. Nucl. Chem. 138  145-152 1990
  •  Abundance of low-energy gamma-rays in the decay of 238U, 230Th, 226Ra and 210Pb K. Komura, M. Yamamoto, K. Ueno Nucl. Instr. Meth. A295  461-465 1990
  •  Application of ICP-MS to the measurement of long-lived radionuclides in environmental samples Y.Igarashi, C. K. Kim, Y. Takaku, K. Shiraishi, M. Yamamoto Anal. Sci. 6  157-164 1990
  •  Fallout 237Np, Pu isotopes and 241Am in lake and sea sediments from the coastal area of the Sea of Japan M. Yamamoto, Y. Yamauchi, K. Chatani, S. Igarashi, K. Komura Radiochim. Acta 51  85-95 1990
  •  Determination of 210Po and 210Pb in 40 brands of cigarettes from China, Japan and other countries L. Zhao, M. Yamamoto, E. Chin, M. Sakanoue J. Pub. Health 9  257-260 1990
  •  Distribution of global fallout 237Np, Pu isotopes and 241Am in lake and sediment M. Yamamoto, K. Komura J. Radioanal. Nucl. Chem. 147  165-176 1991
  •  Chemical leaching behavior of 237Np from intertidal coastal sediment in the Irish Sea M. Yamamoto, Y. Yamauchi, K. Komura, K. Ueno, D. J. Assinder J. Radioanal. Nucl. Chem. 154  299-307 1991
  •  241Am and 137Cs in soils from several areas in China L. Sha, M. Yamamoto, K. Komura, K. Ueno J. Radioanal. Nucl. Chem. 155  45-53 1991
  •  Nation-wide survey of indoor radon concentration in Japan S. Kobayashi, K. Fujimoto, M. Uchiyama, Y. Nakamura, M. Yamamoto Proc. 3rd Int. Symp. Advanced Nuclear Energy Research-Global Environment and Nuclear Energy pp  68-75 1991
  •  Lead-210 and 210Po from active volcanoes in Japan K. Komura, K. Uchida, M. Yamamoto, K. Ueno Proc. 3rd Int. Symp. Advanced Nuclear Energy Research-Global Environment and Nuclear Energy pp  68-75 1991
  •  Neptunium-237 in intertidal coastal and estuarine sediments in the Irish Sea D, J, Assinder, M. Yamamoto, R. Seki, Y. Takaku, . Y. Yamauchi J. Environ. Radioactivity 14  135-154 1991
  •  Measurement of low-level 226Ra in human bone by using 225Ra tracer and alpha-ray spectrometry approach without use of Ba carrier M. Yamamoto, H. Kawamura, Y. Igarashi, K. Shiraishi, Radiochim. Acta 5  163-166 1991
  •  Naturally occurring 226Ra concentrations in bone at various ages and alpha dose in adults H. Kawamura, M. Yamamoto, Y. Igarashi, K. Shiraishi, K. Ueno 61  615-622 1991
  •  Application of a high resolution ICP-MS to the measurement of long-lived radionuclides C. K. Kim, R. Seki, S. Morita, M. Yamamoto, A. Tsumura J. Anal. Atomic. Spectrometry 6  205-209 1991
  •  Fallout plutonium concentration in Japanese human tissues - A new look at old samples Y. Takizawa, T. Abe, M. Yamamoto, R. Yuan J. Radioanal. Nucl. Chem. 156 175-182 1991
  •  Measurement of 210Po and 210Pb in Japanese human hair M. Yamamoto, Y. Yamauchi, H. Kawamura, K. Komura, K. Ueno J. Radioanal. Nucl. Chem. 157  37-45 1992
  •  A comparison of same radionuclide contents in environmental samples between Kiev and Mito K. Shiraishi, Y. Muramatsu, T. Nakajima, M. Yamamoto, Ivan P. Los ro. Inter. Symp. Radiation Effect and Protection, Mito, Japan pp  413-416 1992
  •  Human data and internal dose assessment - Japanese reference data and its application H. Kawamura, G. Tanaka, K. Shiraishi, M. Yamamoto: Pro. Inter. Symp. Radiation Effect and Protection, Mito, Japan pp  413-416 1992
  •  ntakes of 226Ra, 232Th and 238U by Japanese using the internal dose estimation system (IDWS) K. Shiraishi, Y. Nishiyama, S. Hongo. M. Yamamoto Pro. Inter. Symp. Radiation Effect and Protection, Mito, Japan, pp  413-416 1992
  •  Concentration of 210Po and 210Pb in human tissues and dose estimation, Chinese L. Zhao, E. Chin, F. Lee, M. Yamamoto J. Radiological Health 1  23-24 1992
  •  Concentration of 210Po and 210Pb in human tissues and dose estimation, Chinese L. Zhao, E. Chin, F. Lee, M. Yamamoto J. Radiological Medicine and Protection 12  371-374 1992
  •  Application of isotopic dilution for the measurement of Th in biological samples by ICP-MS Y. Igarashi, K. Shiraishi, Y. Takaku, K. Masuda, R. Seki, M. Yamamoto: Anal. Sci. 8  475-479 1992
  •  Radioisotopes of thirteen elements in intertidal coastal and estuarine sediments in the Irish Sea D. J. Assinder, M. Yamamoto, C. K. Kim, R. Seki, Y. Takaku J. Radioanal. Nucl. Chem. 170  333-346 1993
  •  Radionuclide contents in environmental samples as related to the Chernobyl accident K. Shiraishi, Y. Muramatsu, T. Nakajima, M. Yamamoto J. Radioanal. Nucl. Chem. 171  319-328 1993
  •  Simultaneous radiochemical determination of 237Np and 239Np with 235Np as a tracer and application to environmental samples G. Rosner, R. Winkler, M. Yamamoto J. Radioanal. Nucl. Chem. 173  273-281 1993
  •  Daily intakes of alkaline earth metals in Japanese males K. Shiraishi, M. Yamamoto, K. Yoshimizu, Y. Igarashi, K. Ueno: Health Phys. 66  30-35 1994
  •  Polonium-210 and lead-210 in marine organisms: Intake levels for Japanese M. Yamamoto, T. Abe, J. Kuwabara, K. Komura, K. Ueno, Y. Takizawa: J. Radioanal. Nucl. Chem. 179  81-90 1994
  •  Temporal feature of global fallout 237Np deposition in paddy field through the measurement of low-level 237Np by HR-ICP-MS M. Yamamoto, H. Kofuji, A. Tsumura, S. Yamazaki, K. Yuita, K. Ueno Radiochim. Acta 64  217-227 1994
  •  Fallout radioactivity in soils and food samples in the Ukraine - Measurements of 129I, 239,240Pu, 137Cs and 90Sr isotopes, M. Hoshi, M. Yamamoto, H. Kawamura, K. Shinohara, Y. Shibata Health Phys. 67  187-191 1994
  •  Concentration of 226Ra in human teeth M. Yamamoto, M. Hinoide, Y. Ohkubo, K. Ueno: Health Phys. 67  535-540 1994
  •  Concentration of Th and U in fresh water samples collected in the former USSR K. Shiraishi, Y. Igarashi, M. Yamamoto, N. Nakajima, Ivan P. Los J. Radioanal. Nucl. Chem., 185  157-165 1994
  •  Measurement of uranium in total diet samples - Daily intake for Japanese M. Yamamoto, K. Shiraishi, K. Komura, K. Ueno J. Radioanal. Nucl. Chem. 185  180-185 1994
  •  Residence time of global weapons testing fallout 237Np in a grassland soil compared to 239,240Pu, 241Am and 137Cs, K. Bunzl, H. Hofuji, W. Shimmack, A. Tsumura, K. Ueno, M. Yamamoto Health Phys. 68  89-93 1995
  •  Dietary 232Th and 238U intakes for Japanese as observed in a marketed basket study and contribution of imported foods to internal doses K. Shiraishi, M Yamamoto J. Radioanal. Nucl. Chem 96  89-96 1995
  •  Determination of low-level 99Tc in environmental samples by high resolution ICP-MS M. Yamamoto, Syarbaini, H. Kofuji, A. Tsumura, K. Komura, K. Ueno: J. Radioanal. Nucl. Chem. 197  185-194 1995
  •  Anomalously high 237Np in intertidal sediments from the Ribble Estuary in the Irish Sea J. Kuwabara, M. Yamamoto, H. Nagai, K. Komura, K. Ueno, D. J. Assinder J. Radioanal. Nucl. Chem., 197  369-385 1995
  •  Alpha-emitting radionuclide contents in food samples as related to the Chernobyl accident M. Yamamoto, K. Shiraishi, Ivan P. Los, I. Y. Kamarikov, M. G. Buzinny J. Radioanal. Nucl. Chem. 201  459-468 1995
  •  237Np in help-palm leaves of Bontenchiku for fishing gear used by the Fifth Fukuryu-Maru: 40 years after Bravo M. Yamamoto, T. Ishiguro, K. Tazaki, K. Komura, K. Ueno Health Phys. 70  744-748 1996
  •  Sediment profile of 237Np in the Irish Sea - Estimation of the total amount of 237Np discharged from Sellafield J. Kuwabara, M. Yamamoto, D. J. Assider, K. Komura, K. Ueno Radiochim. Acta 73  73-81 1996
  •  Plutonium isotopic composition in soil from the former Semipalatinsk Nuclear Test Site M. Yamamoto, A. Tsumura, Y. Katayama, T. Tsukatani Radiochim. Acta 2  209-215 1996
  •  Residual radioactivity in the soil of the Semipalatinsk Nuclear Test Site in the former USSR M. Yamamoto, T. Tsukatani, Y. Katayama Health Phys. 71  142-148 1996
  •  Dosimetry study of residents near Semipalatinsk Nuclear Test Site, High levels of Natural radiation 1996 J. Takada, M. Hoshi, M. Yamamoto, T. Nagatomo, Radiation Dose and Health Effects pp 191-195 1996
  •  Internal dose from ingestion for Japanese adult males K. Shiraishi, M. Yamamoto: Health Phys. 71  700-704 1996
  •  Distribution and behavior of transuranium elements in paddy surface soil M. Yamamoto, L. Sha, H. Kofuji, A. Tsumura, M. Komamura: Proc. Inter. Workshop on Improvement of Environmental Transfer Models and Parameters pp 198-206 1996
  •  The residence time of 210Po and210Pb related to plankton in surface waters off Misaki,Japan, Y. Tateda, M. Yamamoto RADOC 96-97, Radioprotection-Colloques pp  C2-163-168 1997
  •  Daily intakes of 134Cs, 137Cs, 40K, 232Th and 238U in Ukraian males K. Shiraishi, K. Tagami, T. Ban-nai, M. Yamamoto, Y. Muramatsu Health Phys. 73  814-819 1997
  •  Environmental radiation dose in Semipalatinsk area near nuclear test site J. Takada, M. Hoshi, A. Endo, M. Yamamoto, T. Nagatomo, G. I. Gusev Health Phys. 3  524-527 1997
  •  Preliminary results of the present situation of radioactive fallout in soil at Semipalatinsk Nuclear Test Site M. Yamamoto, T. Tsumura: 2nd Inter. Symp. Proc.Effect of Low Level Radiation for Residents near Semipalatinsk Nuclear Test Site pp  201-224 1997
  •  Thermoluminesence dosimetry of gamma-rays from the fallout by the Semipalatinsk Nuclear Test Site J. Takada, M. Hoshi, M. Yamamoto, B, I, Gusev, R. I. Rosenson 2nd Inter. Symp. Proc.Effect of Low Level Radiation for Residents near Semipalatinsk Nuclear Test Site pp  195-199 1997
  •  Measurements of long-lived artificial radionuclides in the environment:Transuranium elements M. Yamamoto Proc. of 1997 Inter. Symp. on Environmental Radiation pp 19-134 1997
  •  An attempt to evaluate dry deposition velocity of airborne 210Pb in a forest ecosystem M. Yamamoto, H. Kofuji, K. Shiraishi, Y. Igarashi J. Radioanal. Nucl. Chem., 227  81-87 1998
  •  Current levels of Pu isotopes aaand 137Cs at the former Soviet Union's Semipalatinsk Nuclear Test Site M. Yamamoto, A. Tsumura, T. Tsukatani Radiochim. Acta 81  81-87 1998
  •  Behavior of uranium in a mesotrophic lake: Lake Biwa in Japan H. Kofuji, M. Yamamoto, K. Yokota, K. Komura Proc. Inter. Workshop on Comparative Evaluation of Health Effcts of Environmental Toxicants Derived from Advanced Technologies, Supplement. NIRS-M-130 pp  3-13 1998
  •  Curium isotopes and Am-242m in Irish Sea sediment M. Yamamoto, J. Kuwabara, D. J. Assinder Radiochim. Acta 83  121-126 1998
  •  Air concentration of radiocesium in Tsukuba, Japan,following the release from the Tokai waste treatment plant: Comparisons of observations with predictions Y. Igarashi, M. Aoyama. T. Miyao, K. Hirose, K. Komura, M. Yamamoto Applied Radiation and Isotopes 50 1063-1073 1999
  •  Measurements of 99Tc, 137Cs, 237Np, Pu isotopes and 241Am in sediment cores from intertidal coastal and estuarine regions in the Irish Sea J. Kuwabara, M. Yamamoto, S. Oikawa, K. Komura, D. J. Assinder: J. Radioanal. Nucl. Chem. 40  593-601 1999
  •  Pu isotopes and 137Cs in the surrounding areas of the former Soviet Union's Semipalatinsk Nuclear Test Site M. Yamamoto, M. Hoshi, J. Takada, A. Kh. Sekerbaev, B. I. Gusev J. Radioanal. Nucl. Chem. 242  63-74 1999
  •  Concentration and oxidation state of iron related to sediment-water interaction in Lake Biwa,Japan S. Kojima, M. Furukawa, Y. Sakai, K. Ohshita, H. Oda, T. Nakamura, Y. Yokota, M. Yamamoto Proc. The 8th Inter. Symp. on Environmental Radiochemical Analysis, 1998, Special Pub. No. 234, Royal Society of Chemistry pp  394-404 1999
  •  Comparison of stable cesium and radiocesium on dietary intakes by Japanese subjects using 18 food categories K. Shiraishi, T. Ban-nai, Y. Muramatsu, M. Yamamoto J. Radioanal. Nucl. Chem 242  687-692 1999
  •  Cosmogenic radionuclide 22Na as an index in evaluating residence time of lake water Y. Ohtsuka, M. Yamamoto, K. Sasaki, K. Komura: Radioprotection-Colloques 37  Cl63-Cl68 2002
  •  Determination of low-level 54Mn in soils by ultra low-background gamma-ray spectrometry after radiochemical separation Y. Murata, M. Yamamoto, K. Komura J. Radioanal. Nucl. Chem. 254 2  249-253 2002
  •  Anomalously high 234U/238U activity ratios of Tatsunokuchi hot spring waters, Ishikawa Prefecture, Japan M. Yamamoto, T. Sato, K. Sasaki, K. Hama, T. Nakamura, K. Komura: J. Radioanal. Nucl. Chem. 255 2  369-373 2003
  •  Application of low background gamma-ray spectrometry to environmental monitoring samples-water leaching treatment for 40K removal M. Inoue, H. Kofuji, M. Yamamoto, H. Sasagawa, K. Komura J. Radioanal. Nucl. Chem. 255 1  211-215 2003
  •  Estimation of fast neutron fluence released by the Tokai-mura criticality accident from 54Mn in soils collected from the JCO grounds, Y. Murata, T. Muroyam, T. Imanaka, M. Yamamoto, K. Komura J. Radioanal. Nucl. Chem. 255 2  359-364 2003
  •  Low level measurement of cosmogenic radionuclide 22Na in fresh water by ultra low-background gamma-ray spectrometry after simple radiochemical separation A. Sakaguchi, M. Yamamoto, Y. Ohtsuka, K. Sasaki, Y. Yokota, K. Komura J. Radioanal. Nucl. Chem., 258  250-258 2003
  •  Cosmogenic radionuclides 22Na as a tracer of pollutant transport from watershed area to fluvial system-Lake Biwa system in Japan A. Sakaguchi, M. Yamamoto, Y. Ohtsuka, K. Yokota, K. Sasaki, K. Komura Inter. Symp. on Transfer of Radionuclides in Biosphere-Prediction and Assessment, Mito, Japan, Dec. 2003 pp  35-45 2003
  •  Plutonium isotopes and 137Cs in Dolon settlement near the Semipalatinsk nuclear test site: About 50 years after the first nuclear weapon testing A. Sakaguchi, M. Yamamoto, M. Hoshi, K. N. Apsalikov, B. I. Gusev J. Radioanal. Nucl. Chem. 260 3  543-555 2004
  •  Distribution of Pu isotopes and 137Cs in soil from Semipalatinsk nuclear test site detonations throughout southern districts M. Yamamoto, M. Hoshi, J. Takada, A. Sakaguchi, K. N. Apsalikov, B. I. Gusev J. Radioanal. Nucl. Chem. 261 1  19-36 2004
  •  Uranium pollution in the Republic of Uzbekistan Y. Kawabata, M. Yamamoto, S. Kunio, S. Ko, Y. Katayama Journal of Arid Land Studies 13 4  227-233 2004
  •  Information from uranium and thorium isotopes recorded in lake bottom sediment:Attempt to evaluate environmental changes A. Sakaguchi, M. Yamamoto, K. Ishikawa, K. Kashiwaya, Y. Otsuka, K. Yokota Proceedings of the International Symposium on Radioecology and Environmental Dosimetry (J. Inaba, H. Tsukada and A. Takeda, Eds.), Rokkasho, Aomori, Japan, October 22-24 p 348-353 2004
  •  Molecular size distribution of 210Pb and 210Po in an oligotroofic lake Y. Ohtsuka, Y. Takaku, H. Kakiuchi, S. Hisamatsu, J. Inaba, M. Yamamoto Proceedings of the International Symposium on Radioecology and Environmental Dosimetry (J. Inaba, H. Tsukada and A. Takeda, Eds.), Rokkasho, Aomori, Japan, October 22-24, 2003, Institute for Environmental Sciences, Japan p 348-353 2004
  •  Current levels and distribution of 137Cs and Pu in isotopes in soil n the Kazakhstan territory of the Kazakhstan-Chines border: Semipalatinsk and Lob Nor nuclear tests detonation M. Yamamoto, M. Hoshi, J. Takada, A. Sakaguchi, K. N. Apsalikov, B. I. Gusev J. Radioanal. Nucl. Chem. 261 3  523-545 2004
  •  Transport of carbon-bearing dusts from Iraq to Japan during Iraq's War K. Tazaki, R. Wakimoto, Y. Minami, M. Yamamoto, K. Miyamoto, et al. Atmospheric Environment 38  2091-2109 2004
  •  Regional distribution of manganese, iron, copper and zinc in the rat brain during development T. Taroda, M. Yamamoto, R. Amano Anal. Bioanal. Chem. 380  240-246 2004
  •  Plutonium, 137Cs and U in some pond and lake sediments from areas surrounding the Semipalatinsk nuclear test site: With emphasis on anomalously high U accumulation, M. Yamamoto, M. Hoshi, J. Takada, A. Sakaguchi, K. N. Apsalikov, B. I. Gusev J. Radioanal. Nucl. Chem. 262 3  607-616 2004
  •  Geochemical record of U and Th isotopes in bottom sediments of Lake Kawaguchi at the foot of Mt. Fuji,Japan A. Sakaguchi, M. Yamamoto, T. Shimizu, S. Koshimizu J. Radioanal. Nucl. Chem. 262 3  617-628 2004
  •  Cosmogenic radionuclide 22Na in the Lake Biwa system (Japan): Residence time, transport and application to the hydrology A. Sakaguchi, Y. Ohtsuka, K. Yokota, K. Sasaki. K. Komura, M. Yamamoto Earth, Plannet. Sci. Lett. 231 307-316 2005
  •  Seasonal variation of 228Ra/226Ra ratio in seaweed: implications for water circulation patterns in coastal areas of the Noto Peninsula, Japan M. Inoue, F. Kofuji, M. Yamamoto, K. Komura: J. Environ. Radioactivity 80  341-355 2005
  •  Radiochemical aspect of Hokutolite collected recently at Peitou Hot Spring, Taiwan M. Yamamoto, J. Tomita, A. Sakaguchi, T. Shirotori, K. Siraki, K. Tazaki Proc. Int. Conf. on Centennial of Discovering Hokutolite and Hot Springs pp  64-69 2005
  •  Width and center-axis location of the radioactive plume that passed over Dolon and nearby villages of the first USSR atomic bomb test in 1949 Imanaka, T., Fukutani, S., Yamamoto, M., Sakaguchi, A. and Hoshi, M. J. Radiat. Res. 46  395-399 2005
  •  Regional distribution of manganese, iron, copper, and zinc in the brains of 6-hydroxydopamine-induced parkinsonian rats Tarohda, T., Ishida, Y, Kawai, K., Yamamoto, M., Amano, R Anal Bioanal. Chem. 383  224-234 2005
  •  Seasonal and spatial variation of atmospheric 210Pb and 7Be deposition: Features of the Japan Sea side of Japan Yamamoto, M., Sakaguch, A., Sasaki, K., Hirose, K., Igarashi, Y. and Kim, C. K J. Environ. Radioactivity 86  110-131 2006
  •  Around Semipalatinsk nuclear test site: Progress of dose estimations relevant to the consequences of nuclear tests Stepanenko, V. F., Hoshi, M., Bariff, I. K., Ivannikov, A. I., Toyoda, S., Yamamoto, M., Simon, S., Masao, M., Kawano, M., Zhumadilov, Z., Sakaki, T., Rosnson, R. and Apsarikov, K. N. J. Radiat. Res. 47, Suppl.  1-13 2006
  •  International inter-comparison of retrospective luminescence dosimetry method: Sampling and distribution of the brick samples from Dolon's village, Kazakhstan tepanenko, V. F., Hoshi, M., Yamamoto, M., Sakaguchi, A., Takada, J., Sato, H., Iaskova, E., Kolizshenkov, T. V., Kryukova, I. G., Apsarikov, K. N., Gusev, B. I. and Jungner, H. J. Radiat. Res. 47, Suppl.  15-21 2006
  •  Plutonium and uranium in human bones from areas surrounding the Semipalatinsk nuclear test site Yamamoto, M., Hoshi, M., Sakaguchi, A., Shinohara, K., Kurihara, O. Apsalikov, K. N. and Gusev, B. I. J. Radiat. Res. 47, Suppl.  85-94 2006
  •  Radiological situation in the vicinity of Semipalatinsk nuclear test sites: Dolon, Mostik, Cheremushka, and Budene settlements Sakaguchi, A., Yamamoto, M., Hoshi, M., Imanaka, T., Apsalikov. K. N. and Gusev, B. I. J. Radiat. Res. 47, Suppl.  101-116 2006
  •  External radiation in Dolon village due to location fallout from the first USSR atomic bomb test in1949 Imanaka, T., Fukutani, S., Yamamoto, M., Sakaguchi,A. and Hoshi, M., J. Radiat. Res. 47, Suppl.  121-127 2006
  •  A gradient radioactive contamination in Dolon village near the SNTS and comparison of computed dose values with instrumental estimates for the 29 August,1949 Nuclear Test, Stepanenko, V. F., Hoshi, M., Duvasov, Y. V., Sakaguchi, A., Yamamoto, M., Orlov, M. Y., Bailiff, I. K., Ivannikov, A. I., Skvortsov, V. G., Iaskova, E. K., Kryukova, I. G., Zhumadilov, K. S., Endo, S., Tanaka, K., Apsalokov, K. N. and Gusev, B. I. J. Radiat. Res. 47, Suppl.  149-158 2006
  •  Determination of the deposition of cosmogenic radionuclide 35S and sulfate in a heavy-snowfall area facing the Sea of Japan Yamamoto, M., Sakaguchi, A., Funatsu, M., Kofuji, H. and Tokuyama, H. J. Radioanal. Nucl. Chem. 68  569-577 2006
  •  Uranium and thorium isotope distribution in an offshore bottom sediment core of the Selenga Delta, Lake Baikal, Siberia Sakaguchi, A., Yamamoto, M., Sasaki, K. and Kashiwaya, K. J. Paleolimnol. 35  1-12 2006
  •  Seasonal variations in 228Ra/226Ra ratio within coastal waters of the sea of Japan: implications for water circulatio patterns in coastal areas Inoue, M., Tanaka, K., Watanabe, S., Kofuji, H., Yamamoto, M. and Komura, K. J. Environ. Radioactivity 9  138-149 2006
  •  Evaluation of geoecological status and anthropogenic impact on the central Kyzylkum Desert (Uzbekistan) Aparin, V., Kawabata, Y., Ko, S., Shiraishi, K., Nagai, M., Yamamoto, M. and Katayama, Y. J. Arid Land Studies 15 4  219-222 2006
  •  Application of ICP-MS on analysis of water quality in Zerafshan River, Uzbekistan Ko, S., Aparin, V, Kawabata, Y., Shiraishi, K., Yamamoto, M., Nagai and M, Katayama, Y. J. Arid Land Studies, 15 4  375-378 2006
  •  Hokutolite collected from riverbed at Peitou Hot Spring in Taiwan: With emphasis on radiochemical studies Tomita, J., Sakaguchi, A. and Yamamoto, M. J. Radioanal. Nucl. Chem. 270 3  567-574 2006
  •  Plutonium concentration and 240Pu/239Pu atomic ratio in liver from Squid collected in the coastal areas of Japan Oikawa, S., Yamamoto, M. J. Environ. Radioactivity 93  170-180 2007
  •  Spatial distribution of soil contamination by 137Cs and 239,240Pu in the village of Dolon near the Semipalatinsk Nuclear Test Site-New information on traces of the radioactive plume from the 29 August 1949 Nuclear Test M. Yamamoto, J. Tomita, A. Sakaguchi, T. Imanaka. S. Fukutani, S. Endo, K. Tanaka, M. Hoshi, B. I. Gusev, K. N. Apsalikov Health Phys. 94  328-337 2008
  •  Iodine-129 measurement in soil samples from Dolon village near the Semipalatinsk nuclear test site S. Endo, J. Tomita, K. Tanaka, M. Yamamoto, S. Fukutani, T. Imanaka, A. Sakaguchi, H. Amano, Hidehisa, Kawamura, Hisao, Kawamura, K. N. Apsalikov, B. I. Gusev, Neil E. Whitehead, S. Shinkarev Radiat. Environ. Biophys. 47  359-365 2008
  •  Determination of 240Pu/239Pu isotopic ratio in human tissues collected from areas around the Semipalatinsk nuclear test site by sector-field high resolution ICP-MS M. Yamamoto, S. Oikawa, A. Sakaguchi, J. Tomita, M. Hoshi, K. N. Apsalikov Health Phys. 95  291-299 2008
  •  Uranium and thorium isotopes from Kazakhstan Y. Kawabata, V. Aparin, M. Nagai, M. Yamamoto, K. Shiraishi, Y. Katayama J. Radioanal. Nucl. Chem. 278  459-462 2008
  •  Measurements of 210Po ad 210Pb in total diet samples: estimate of dietary intakes of 210Po and 210Pb for Japanese M. Yamamoto, A. Sakaguchi, T. Imanaka, K. Shiraishi J. Radioanal. Nucl. Chem. 279 1  93-103 2009
  •  First results of U-236 levels in global fallout A. Sakaguchi, K. Kawai, P. Steier, F. Quinto, K. Mino, J. Tomita, M. Hoshi, N. Whitehead, M. Yamamoto Sci. Tol. Environ. 407  4238-4242 2009
  •  Uranium-series chronology for sediments of Lake Hovsgol, Mongolia, and the 1-MA records of uranium and thorium isotopes from the HDP-04 drill core, A. Sakaguchi, M. Yamamoto, J. Tomita, K. Mino, K. Sasaki, K. Kashiwaya, T. Kawai Quaternary International 000  1-9 2009
  •  LA-ICP-MS analysis of pressed powder pellets to luminescence geochronology K. Ito, N. Hasebe, R. Sumita, A. Arai, M. Yamamoto, K. Kashiwaya, Y. Ganzawa Chem. Geology 262  131-137 2009
  •  A 60-year record of rainfall from the sediments of Jinheung pond, Jeongeup, Korea W. H. Nahm, G. H. Lee, D. Y. Yang, Ju. Y. Kim, K. Kashiwaya, M. Yamamoto, A. Sakaguchi J. Paleolimnol. 000 000-000 2009

Conference Presentations

Arts and Fieldwork

Patent

Theme to the desired joint research

Grant-in-Aid for Scientific Research

○「旧ソ連核実験場セミパラチンスク周辺の環境放射能問題」(1997-) 
○「旧ソ連核実験場セミパラチンスク周辺の環境放射能問題」(1998-) 
○「環境プルトニウムの汚染源識別に関する研究」(1999-) 
○「環境プルトニウムの汚染源識別に関する研究」(2000-) 
○「移行に伴う放射性物質の化学形態と微量分析技術の開発」(2012-2016) 
○「セミパラチンスク核実験場周辺住民の低線量率外部・内部被曝の線量評価モデル構築」(2010-2011) 
○「大深度掘削泉水を用いた高塩分熱水環境における天然放射性核種の挙動」(2010-2011) 

Classes (Bachelors)

Classes (Graduate Schools)

○Long-Term Internship(2017)
○Long-Term Internship(2017)
○Long-Term Internship(2016)
○Long-Term Internship(2016)

International Project

International Students

Lecture themes

○Environmental Radioactivity
○Nuclear power plant

Others (Social Activities)

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