Plutonium Isotopie Composition in Soil from the Former Semipalatinsk Nuclear Test Site

Masayoshi Yamamoto, A. Tsumura, Y. Katayama, +1

Radiochimica Acta

Isotope AnalysisEngineeringIsotope GeochemistryGeologyGeochemistry +3

Residual Radioactivity in the Soil of the Semipalatinsk Nuclear Test Site in the Former USSR

Masayoshi Yamamoto, Tsuneo Tsukatani, Y. Katayama

Health Physics

Trace elements in land plants: Concentration ranges and accumulators of rare earths, Ba, Ra, Mn, Fe, Co and heavy halogens

Mitsuhiko Koyama, M. Shirakawa, J. Takada, +2

Journal of Radioanalytical and Nuclear Chemistry

BiogeochemistryEnvironmental ChemistryEngineeringTrace Element GeochemistryBotany +10

Radial movement of sapwood-injected rubidium into heartwood of Japanese cedar (Cryptomeria japonica) in the growing period

Naoki Okada, Yasuhiko Hirakawa, Y. Katayama

Journal of Wood Science

BiologyCryptomeria JaponicaBotanyNatural SciencesRadial Movement +4

Tree‐Ring Strontium‐90 and Cesium‐137 as Potential Indicators of Radioactive Pollution

Akira Kagawa, Tôru Aoki, Naoki Okada, +1

Journal of Environmental Quality

Environmental MonitoringEngineeringBotanyRadioactive ContaminationForestry +14

Application of activable tracers to investigate radial movement of minerals in the stem of Japanese cedar (Cryptomeria japonica)

Naoki Okada, Yasuhiko Hirakawa, Y. Katayama

Journal of Wood Science

BiologyCryptomeria JaponicaGeochemical TracerTrace Element GeochemistryBotany +8

Losses of elements in plant samples under the dry ashing process

S. K. Koh, Takuya Aoki, Y. Katayama, +1

Journal of Radioanalytical and Nuclear Chemistry

EngineeringEnvironmental EngineeringDry Ashing ProcessIncinerationRecycling +3

Element content in a number of plant leaves and accumulation of some elements in typical plant species: A case of Okayama Prefecture

J. Takada, K. Nishimura, M. Akaboshi, +3

Journal of Radioanalytical and Nuclear Chemistry

Plant LeavesEngineeringBotanyElement ContentTypical Plant Species +5

The phytoplankton of some saline lakes in Central Asia

Yoshiko Kawabata, Hiroyuki Nakahara, Y. Katayama, +1

International Journal of Salt Lake Research

Water QualityOceanographyCentral AsiaPhytoplankton EcologyLimnology

Uranium pollution of water in the western part of Uzbekistan

Yoshiko Kawabata, Masayoshi Yamamoto, Vyacheslav Aparin, +4

Journal of Radioanalytical and Nuclear Chemistry

Environmental ChemistryEngineeringEnvironmental EngineeringRadioactive ContaminationWater Quality +4