Search Results - "Terashima, Motoki"

Key factors controlling radiocesium sorption and fixation in river sediments around the Fukushima Daiichi Nuclear Power Plant. Part 1: Insights from sediment properties and radiocesium distributions by Tachi, Yukio, Sato, Tomofumi, Akagi, Yosuke, Kawamura, Makoto, Nakane, Hideji, Terashima, Motoki, Fujiwara, Kenso, Iijima, Kazuki

“…In order to elucidate the radiocesium transport behaviors in natural environment, we systematically investigated sediments from the highly contaminated rivers…”
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Solubilization of [60]Fullerene in Water by Aquatic Humic Substances by Terashima, Motoki, Nagao, Seiya

“…The solubilization of [60]fullerene (C60) in water in the presence of aquatic humic substances (HSs) was investigated by means of a batch method. The apparent…”
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PERFORMANCE EVALUATION OF COMMERCIAL SCINTILLATION COCKTAILS FOR LOW-LEVEL TRITIUM COUNTING BY HIGH-CAPACITY LIQUID SCINTILLATION COUNTER by Kuwata, Haruka, Tazoe, Hirofumi, Kranrod, Chutima, Fujiwara, Kenso, Terashima, Motoki, Matsueda, Makoto, Hirao, Shigekazu, Akata, Naofumi

“…Abstract Low-background liquid scintillation counter is one of the popular measuring instruments used to investigate tritium radioactivity in environmental…”
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Europium binding to humic substances extracted from deep underground sedimentary groundwater studied by time-resolved laser fluorescence spectroscopy by Saito, Takumi, Aoyagi, Noboru, Terashima, Motoki

“…Humic substances (HSs) are ubiquitous in various environments including deep underground and play an important role in the speciation and mobility of…”
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Influence of pH on the surface activity of humic acid: micelle-like aggregate formation and interfacial adsorption by Terashima, Motoki, Fukushima, Masami, Tanaka, Shunitz

“…The influence of pH on the surface activity of humic acid (HA), was extracted from peat soil, was investigated by surface tension ( γ) measurement and the…”
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Physicochemical and ion-binding properties of highly aliphatic humic substances extracted from deep sedimentary groundwater by Saito, Takumi, Terashima, Motoki, Aoyagi, Noboru, Nagao, Seiya, Fujitake, Nobuhide, Ohnuki, Toshihiko

“…Humic substances (HSs) are ubiquitous in various aquatic systems and play important roles in many geochemical processes. There is increasing evidence of the…”
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Online Solid-Phase Extraction–Inductively Coupled Plasma–Quadrupole Mass Spectrometry with Oxygen Dynamic Reaction for Quantification of Technetium-99 by Matsueda, Makoto, Yanagisawa, Kayo, Koarai, Kazuma, Terashima, Motoki, Fujiwara, Kenso, Abe, Hironobu, Kitamura, Akihiro, Takagai, Yoshitaka

“…Quantification of pg/L levels (i.e., 0.6 mBq/L) of radioactive technetium-99 (99Tc) was achieved within 15 min in the presence of isobaric and polyatomic…”
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Adsorption of pentachlorophenol to a humin-like substance–bentonite complex prepared by polycondensation reactions of humic precursors by Fukushima, Masami, Okabe, Ryo, Nishimoto, Ryo, Fukuchi, Shigeki, Sato, Tsutomu, Terashima, Motoki

“…Humic substances have natural surfactant characteristics and have a relatively high affinity for pentachlorophenol (PCP). However, humic substances cannot be…”
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Characterization of an adsorbed humin-like substance on an allophanic soil formed via catalytic polycondensation between catechol and glycine, and its adsorption capability to pentachlorophenol by Okabe, Ryo, Miura, Akitaka, Fukushima, Masami, Terashima, Motoki, Sasaki, Masahide, Fukuchi, Shigeki, Sato, Tsutomu

“…► An allophanic soil catalyzed the formation of humic acid-like substance. ► The adsorbed humic acid-like substance to the allophonic soil behaved like humin…”
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Distribution Behavior of Pyrene to Adsorbed Humic Acids on Kaolin by Terashima, Motoki, Tanaka, Shunitz, Fukushima, Masami

“…The distribution behavior of pyrene on humic acid (HA)–kaolin complexes, prepared by adsorbing HA on kaolin, was investigated by batch experiments. The…”
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Evaluation of solubilizing ability of humic aggregate basing on the phase-separation model by Terashima, Motoki, Fukushima, Masami, Tanaka, Shunitz

“…Solubilizing abilities of aggregates of humic acid (HA) to chlorinated benzenes (CBs) were investigated by means of the apparent water solubility enhancement…”
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Europium-binding abilities of dissolved humic substances isolated from deep groundwater in Horonobe area, Hokkaido, Japan by Terashima, Motoki, Nagao, Seiya, Iwatsuki, Teruki, Fujitake, Nobuhide, Seida, Yoshimi, Iijima, Kazuki, Yoshikawa, Hideki

“…The binding of europium to dissolved humic substances (HSs), isolated from deep groundwater in the Horonobe area, Hokkaido, Japan, was evaluated by means of a…”
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Mass-spectrometric determination of iodine-129 using O2–CO2 mixed-gas reaction in inductively coupled plasma tandem quadrupole mass spectrometry by Matsueda, Makoto, Aoki, Jo, Koarai, Kazuma, Terashima, Motoki, Takagai, Yoshitaka

“…This paper presents a mass-spectrometric method for determining the radionuclide iodine-129 ( 129 I) from the significant amount of interference in inductively…”
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Using CO2 Reactions to Achieve Mass-spectrometric Discrimination in Simultaneous Plutonium-isotope Speciation with Inductively Coupled Plasma–Tandem Mass Spectrometry by Matsueda, Makoto, Kawakami, Tomohiko, Koarai, Kazuma, Terashima, Motoki, Fujiwara, Kenso, Iijima, Kazuki, Furukawa, Makoto, Takagai, Yoshitaka

“…Simultaneous isotope speciation of various Pu isotopes is difficult to achieve with conventional inductively coupled plasma–mass spectrometry (ICP–MS) owing to…”
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Determination of humic substances in deep groundwater from sedimentary formations by the carbon concentration-based DAX-8 resin isolation technique by Terashima, Motoki, Endo, Takashi, Miyakawa, Kazuya

“…Concentrations of humic substance (HS) in deep groundwater from sedimentary formations were determined by the carbon concentration-based DAX-8 resin isolation…”
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Iron-induced association between selenium and humic substances in groundwater from deep sedimentary formations by Terashima, Motoki, Endo, Takashi, Kimuro, Shingo, Beppu, Hikari, Nemoto, Kazuaki, Amano, Yuki

“…To better understand the impact of natural organic matters (NOM) on facilitating 79 Se migration in underground environments, the association mechanism between…”
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Degradation of bisphenol A by photo-fenton processes by Tanaka, Shunitz, Kawai, Masayuki, Nakata, Yosuke, Terashima, Motoki, Kuramitz, Hideki, Fukushima, Masami

“…The photo-Fenton reactions, which could yield hydroxyl radicals via the catalytic degradation of H 2 O 2 by Fe(II), were focused as one of the abiotic…”
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Application of Diffusive Gradients in Thin Films (DGT) for the Dynamic Speciation of Radioactive Cesium in Fukushima Prefecture, Japan by Tanaka, Takuro, Fukuoka, Masafumi, Toda, Kanako, Nakanishi, Takahiro, Terashima, Motoki, Fujiwara, Kenso, Niwano, Yuma, Kato, Hiroaki, Kobayashi, Natsuko I., Tanoi, Keitaro, Saito, Takumi

“…Radioactive cesium released by the Fukushima Daiichi Nuclear Power Plant accident in March 2011 remains in the forest environment and is being transported to…”
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Adsorption of pentachlorophenol to a humin-like substanceabentonite complex prepared by polycondensation reactions of humic precursors by Fukushima, Masami, Okabe, Ryo, Nishimoto, Ryo, Fukuchi, Shigeki, Sato, Tsutomu, Terashima, Motoki

“…Humic substances have natural surfactant characteristics and have a relatively high affinity for pentachlorophenol (PCP). However, humic substances cannot be…”
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Coagulation characteristics of humic acid modified with glucosamine or taurine by Terashima, Motoki, Tanaka, Shunitz, Fukushima, Masami

“…To suppress the coagulation of humic acid (HA) in aqueous solutions, HA was modified with hydrophilic amines, such as glucosamine or taurine. These amines were…”
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