論文 - 丸尾 雅啓
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Phosphate oxygen isotope insights into the coupled distribution of phosphorus, iron, and manganese in lake sediments 査読
Takuya Ishida, Noboru Okuda, Shin-ichi Onodera, Mitsuyo Saito, Yusuke Tomozawa, Xin Liu, Naoshige Goto, Ken'ichi Osaka, Masahiro Maruo, Ichiro Tayasu, Syuhei Ban
Chemical Geology 683 122754 - 122754 2025年6月
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Spatio-temporal variations of orthophosphate in a large mesotrophic Lake Biwa; its implications for phytoplankton productivity 査読 国際共著
Xin Liu, Rong Yi, Miwa Ohashi, Masahiro Maruo, Yasushi Iseri, Aimin Hao, Min Zhao, Syuhei Ban
Inland Waters 2025年1月
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Eggshell waste as a promising adsorbent for phosphorus recovery from wastewater: A review 査読 国際共著
Protima Sarker, Xin Liu, Md. Shiblur Rahaman, Masahiro Maruo
Water Biology and Security 4 ( 1 ) 2024年11月
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Thermally modified bamboo-eggshell adsorbent for phosphate recovery and its sustainable application as fertilizer 査読 国際誌
Protima Sarker, Xin Liu, Naoki Hata, Hiroki Takeshita, Hiroshi Miyamura, Masahiro Maruo
Environmental Research 231 ( Part 1 ) 115992 2023年8月
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Assessment of Heavy Metals pollution and contamination in Sediment of the Dhaleswari River, Bangladesh 査読 国際誌
Abdullah Al Mamun, Protima Sarker, Md. Shiblur Rahaman, Md. Mahbub Kabir, Masahiro Maruo
International Journal of Environment 10 ( 1 ) 1 - 19 2021年7月
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Grain size distribution and chemistry of the brackish Lake sediment in Korea 査読 国際誌
I Chan Shin, Tetsuji Akatsuka, Hisayuki Azumi, Lan Ao, Nozomi Amahashi, Maki Oyagi, Noriko Ishida, Naoshige Goto, Masahiro Maruo, Akihiko Yagi, Yashshi Seike, Seung Hyun Lee, Sung Ae Yoon, Jun Kil Choi, Young Woong Byeon, Byung Mo Lee, Osamu Mitamura,Kwang Jin Cho
Environmental Engineering Research 26 ( 5 ) 200365 - * 2020年10月
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Dual stable isotope characterization of excess methane in oxic water of a mesotrophic lake 査読 国際誌
UrumuTsunogai, Yuko Miyoshi, Toshiyuki Matsushita, Daisuke D. Komatsu, Masanori Ito, Chiho Sukigara, Fumiko Nakagawa, Masahiro Maruo
Limnology and Oceanography 65 ( 2 ) 2937 - 2952 2020年7月
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Differences in dissolved phosphate in shallow-lake waters as determined by spectrophotometry and ion chromatography 査読
Yi R., Song P., Liu X., Maruo M., Ban S.
Limnology 21 ( 3 ) 329 - 339 2019年4月
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イオンクロマトグラフィーを用いる天然水中微量メチルホスホン酸の定量 査読
辻一真・丸尾雅啓・小畑元
Bunseki Kagaku 68 ( 4 ) 275 - 278 2019年4月
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Determination of dissolved and particulate thiols in Lake Biwa water and extracted fulvic acids by solid phase extraction followed by HPLC with fluorescence detection 査読
Rasheduzzaman Md., Mai Kawaguchi, Hajime Obata, Masahiro Maruo
Limnology 19 ( 3 ) 299 - 309 2018年8月
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Assessment of the Status of Groundwater Arsenic at Singair Upazila, Manikganj Bangladesh; Exploring the Correlation with Other Metals and Ions 査読
Md. Mostafizur Rahman, Rebeka Sultana, Mashura Shammi, Joti Bikash, Tanveer Ahmed, Masahiro Maruo, Masaaki Kurasaki, M. Khabir Uddin
Exposure and Health 8 ( 2 ) 217 - 225 2016年2月
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Trace elements influenced by environmental changes in Lake Biwa: (I) Seasonal variations under suboxic hypolimnion conditions during 2007 and 2009 査読
Yusuke Nakashima, Akiyoshi Shimizu, Masahiro Maruo, Yoshiki Sohrin
Limnology 17 ( 2 ) 151 - 162 2016年1月
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Trace elements influenced by environmental changes in Lake Biwa: (II) Chemical variations in the hypolimnion over the last half-century 査読
Yoshiki Sohrin, Yusuke Nakashima, Masahiro Maruo
Limnology 17 ( 2 ) 163 - 173 2016年1月
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Determination of aquatic humic substances in Japanese lakes and wetlands by the carbon concentration-based resin isolation technique 査読
Kumiko Tsuda, Morimaru Kida, Suzuka Aso, Taku Kato, Nobuhide Fujitake, Masahiro Maruo, Kazuhide Hayakawa, Mitsuru Hirota
Limnology 17 ( 1 ) 1 - 6 2015年12月
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Comparison of soluble reactive phosphorous and orthophosphate concentrations in river waters 査読
Masahiro Maruo, Mana Ishimaru, Yuma Azumi, Yuki Kawasumi, Osamu Nagafuchi, Hajime Obata
Limnology 17 ( 1 ) 7 - 12 2015年12月
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Annual layers in river-bed sediment of a stagnant river-mouth area of the Kitagawa Brook, Central Japan 査読
Yoshimasa Kurashige, Toshiaki Nakano, Eri Kasubuchi, Masahiro Maruo, Hanako Domitsu
IAHS-AISH Proceedings and Reports: International Symposium on Sediment Dynamics: From the Summit to the Sea, ICCE 2014; Astor Crowne PlazaNew Orleans; United States; 11 December 2014 through 14 December 2014; Code 115823 367 251 - 257 2014年12月
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びわ湖内湖・西の湖における水環境教育 査読
三田村緒佐武、石川聡子、石田典子、後藤直成、橘淳治、丸尾雅啓
陸水研究 1 ( 1 ) 5 - 15 2014年7月
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Characteristics and role of groundwater dissolved organic matter on arsenic mobilization and poisoning in Bangladesh 査読
Tareq S. M., M. Maruo, K. Ohta
Physics and Chemistry of the Earth, Parts A/B/C 58-60 77 - 84 2013年5月
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Binding interactions of 1-naphthol with dissolved organic matter of Lake Biwa and treated sewage wastewater: the role of microbial fulvic acid 査読
Tanveer Ahmed, Keiichi Ohta, Osamu Nagafuchi, Masahiro. Maruo
Environmental Toxicology & Chemistry 31 ( 10 ) 2201 - 2209 2012年5月
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Seasonal characteristics of surface water fulvic acids from Lake Biwa and Lake Tankai in Japan 査読
Fujitake N., K. Tsuda, S. Aso, H. Kodama, M. Maruo, K. Yonebayashi
Limnology 13 ( 1 ) 45 - 53 2012年4月
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Fluorescence humic substances in arsenic contaminated groungwater of Bangladesh 査読
Tareq S. M., Maruo M., Ohta K., Anawar H. M.
International Journal of Economic and Environment Geology 3 ( 1 ) 1 - 5 2012年1月
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Unique Elution Behavior of Bromide and Nitrate in Anion-exchange Chromatography Using Aqueous Potassium Chloride Eluent Containing Cadmium or Zinc Ion 査読
Masahiro Maruo, Hajime Obata
Analytical Sciences 27 ( 9 ) 949 - 951 2011年9月
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水圏試料中微量溶存鉄(Ⅱ)の比色定量における至適pH条件に関する再検討 査読
丸尾雅啓、永岡一樹、小林一星、小沢佳那子、小畑元
分析化学 59 ( 12 ) 1143 - 1147 2010年12月
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Microbial carbon isotope fractionation to produce extraordinarily heavy methane in aging hydrothermal plumes over the southwestern Okinawa Trough 査読
Gamo T., U. Tsunogai, S. Ichibayashi, H. Chiba, H. Obata, T. Oomori, T. Noguchi, E.T. Baker, T. Doi, M. Maruo, Y. Sano
Geocemical Journal 44 ( 6 ) 477 - 487 2010年12月
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Molecular changes in dissolved organic matter during photodegradation 査読
Tareq S.M., M. Maruo, O. Nagafuchi, K. Ohta
Research Report of the Research and Education Center for Inland water Environment, Shinshu University 6 29 - 34 2010年2月
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Vertical and horizontal distribution of grain size in the bottom sediment and GPS based morphological characteristics of two Korean brackish lakes (Young-rang Ho and Hwajin-po) 査読
Shin H.S., T. Akatsuka, H. Azumi, L. Ao, N. Amahashi, M. Maruo, M. Umemura, N. Ishida, A. Yagi, Y. Seike, J. K. Choi, O. Mitamura
Proceedings of the Interantional Symposium on Ecosystem Health Assesment in Lakes and Reservoirs, Korea * ( * ) 113 - 116 2010年2月
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Vertical distribution of iron(II) and its relation to organic substances in Lake Biwa, Japan 査読 国際誌
Maruo M., K. Tate, K. Ohta, K. Hayakawa, H. Obata
Verh. Internat. Verein. Limnol. 30 ( 9 ) 1379 - 1383 2010年1月
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固相抽出を用いた琵琶湖溶存有機物の化学分画に関する基礎的研究1
北野 史子, 西本 鷹耶, 和田 千弦, 熊谷 哲, 津田 久美子, 白井 秀門, 藤嶽 暢英, 早川 和秀, 島野 淳, 丸尾 雅啓, 杉山 裕子
日本陸水学会 講演要旨集 74 76 - 76 2009年
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Manganese, cerium and iorn in the Sulu, Celebes and Philippine Seas 査読
Obata H., T. Doi, Y. Hongo, D.S. Alibo, H. Minami, Y. Kato, M. Maruo
Deep Sea Res. II 54 ( 1,2 ) 38 - 49 2007年4月
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琵琶湖表層水及び流入河川水中に存在する鉄(Ⅱ)の濃度分布と存在形態 査読
丸尾雅啓、戸田全則、左部智子、小畑元
陸水学雑誌 68 ( 3 ) 415 - 423 2007年4月
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早川 和秀, 和田 千弦, 杉浦 嘉一, 鈴木 智代, 杉山 裕子, 丸尾 雅啓
日本陸水学会 講演要旨集 72 77 - 77 2007年
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Onboard determination of submicromolar nitrate in seawater by anion-exchange chromatography with lithium chloride eluent 査読
Maruo M., T. Doi, H. Obata
Analytical Sciences 22 ( 9 ) 1175 - 1178 2006年4月
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In situ generation of refractory organic compounds in Lake Biwa, Japan 査読
Nouda C., M. Maruo, S. Ban, K. Ohta
Proceedings of the 2nd Japan-Korea joint symposium on limnology (2005, Osaka) * 18 - 23 2006年4月
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Determination of Copper Complexation in Freshwaters of West Canadian Lakes by Electrochemical Analysis 査読
Maruo M., K.J. Orians
Verh. Internat. Verein. Limnol. 29 ( 3 ) 1481 - 1486 2006年4月
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インド洋,アンダマン海および南シナ海における懸濁粒子の化学組成 査読
南秀樹、小畑元、藤谷直樹、中村智巳、副島広道、丸尾雅啓
北海道東海大学紀要 理工学系 0 ( 18 ) 1 - 6 2005年4月
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The production to respiration ratio and its implication in Lake Biwa, Japan 査読
Urabe J., T. Yoshida, T.B. Gurung, T. Sekino, N. Tsugeki, K. Nozaki, M. Maruo, E. Nakayama, M. Nakanishi
Ecological Research 20 ( - ) 367 - 375 2005年4月
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Budget of dissolved trace metals in Lake Biwa, Japan 査読
Mito S., Y. Sohrin, K. Norisue, M. Matsui, H. Hasegawa, M. Maruo, M. Tuchiya, M. Kawashima
Limnology 5 ( 1 ) 7 - 16 2004年4月
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Shipboard analysis of picomolar levels of manganese in seawater by chelating resin concentration 査読
Doi T., M. Maruo, H. Obata
Analytical and Bioanalytical Chemistry 378 ( 5 ) 1288 - 1293 2004年4月
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Effect of temperature and light on growth of planktonic green algae isolated from Lake Hövsgöl, Mongolia 査読
Tsujimura S., M. Kumagai, J. Urabe, T. Sekino, Y. Hayami, M. Maruo
Algological Studies 110 81 - 89 2003年11月
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Dissolved organic carbon and fluorescence in Lake Hovsgol: factors reducing humic content of lake water 査読
Hayakawa K., T. Sekino, T. Yoshioka, M. Maruo, M. Kumagai
Limnology 4 ( 1 ) 25 - 33 2003年4月
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Carbon and phosphorus budgets of Lake Biwa, the largest lake in Japan 査読
Yoshimizu C., J. Urabe, M. Sugiyama, M. Maruo, E. Nakayama, M. Nakanishi
Verh. Internat. Verein. Limnol. 28 1409 - 1414 2002年10月
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Distributuon and Dynamics of Nitrogen and Phosphorous in the Fuixan and Xingyun Lake System in the Yunnan Plateau, China 査読
Sakamoto M., M. Sugiyama, M. Maruo, J. Murase, X .Song, Z. Zhang
Yunnan Geographoc Environment Research 14 ( 2 ) 1 - 9 2002年9月
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北太平洋亜寒帯域およびベーリング海における鉄の分布と生物生産に対する寄与 査読
高野通明、小畑元、丸尾雅啓、中山英一郎
海洋化学研究 15 ( 1 ) 36 - 49 2002年4月
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Carbon and phosphorus budgets in the pelagic area of Lake Biwa, the largest lake in Japan 査読
28 1409 - 1414 2002年
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モンゴル·フブスグル湖にみられる湖水中の腐植物質濃度の制御要因
早川 和秀, 関野 樹, 吉岡 崇仁, 丸尾 雅啓, 熊谷 道夫
日本陸水学会 講演要旨集 68 142 - 142 2002年
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降水による金属類および栄養塩類の琵琶湖への負荷 査読
三戸彩絵子、川嶋宗継、土谷崇夫、宗林由樹、丸尾雅啓
Proceedings of 9th International Conference on the Conservation and Management of Lakes 3 ( 2 ) 69 - 72 2001年11月
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琵琶湖北湖における炭素・リン収支の概要 査読
由水千景、占部城太郎、杉山雅人、丸尾雅啓、中山英一郎
Proceedings of 9th International Conference on the Conservation and Management of Lakes 4 ( * ) 90 - 93 2001年11月
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Development of a deep-sea in situ Mn analyzer and its application for hydrothermal plume observation 査読
Okamura K., H. Kimoto, K. Saeki, J. Ishibashi, H. Obata, M. Maruo, T. Gamo, E. Nakayama, Y. Nozaki
Marine Chemistry 76 ( 41276 ) 17 - 26 2001年10月
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Automated determination of vanadium(IV) and -(V) in natural waters based on chelating resin separation and catalytic detection with Bindschedler's green leuco base 査読
Okamura K., M. Sugiyama, H. Obata, M. Maruo, E. Nakayama, H. Karatani
Analytica Chimica Acta 443 ( 1 ) 143 - 151 2001年9月
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Distribution of Trace Bioelements in the Subarctic North Pacific Ocean and the Bering Sea (the R/V Hakuho-Maru Cruise KH-97-2) 査読
Fujishima Y., K. Ueda, M. Maruo, E. Nakayama, C. Tokutome, H. Hasegawa, M. Matsui, Y. Sohrin
Journal of Oceanography 57 ( 3 ) 261 - 273 2001年5月
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Application of the Flow-Through Analyses of Ammonia and Calcium in Ice Core and Fresh Water by Fluorometric Detection 査読
Maruo M., E. Nakayama, H. Obata, K. Kamiyama, T. Kimoto
Field Analytical Chemistry and Technology 5 ( 41276 ) 29 - 36 2001年4月
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Flow-Through Analysis of Aluminum in Seawater by Fluorometric Detection with the Use of Lumogallion 査読
Obata H., Y. Nozaki, K. Okamura, M. Maruo, E. Nakayama
Field Analytical Chemistry and Technology 4 ( 6 ) 274 - 282 2000年12月
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Diel changes in phatography by Cryptomonas in Lake Biwa 査読
Urabe J., T.B. Gurung, T. Yoshida, T. Sekino, M. Nakanishi, M. Maruo, E. Nakayama
Limnology and Oceanography 45 ( 7 ) 1558 - 1563 2000年11月
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Analyses of iron and manganese in seawtaer on board 査読
Obata H, M Maruo, K Okamura, T Kimoto, H Kimoto, E Nakayama
Proceedings of the Marine Analytical Chemistry for Monitoring and Oceanographic Research * 213 - 218 1997年1月
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Measurement of fluoride ion in the river-water flowing into Lake Biwa 査読
Hirayama N, M Maruo, H Obata, A Shiota, T Enya, T Kuwamoto
Water Research 30 ( 4 ) 865 - 868 1996年4月
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地質と水質-河川水中の花崗岩由来フッ化物イオン 査読
平山直紀、丸尾雅啓
環境保全 10 56 - 62 1995年12月
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Use of β-diketonate anions as eluent in non-suppressed ion chromatography: 1,3-cyclohexanedionate as acidic eluent 査読
Hirayama N, M Maruo, A Shiota, T Kuwamoto
Journal of Chromatography A 707 ( 2 ) 384 - 389 1995年7月
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Determination of dissociation constants of aromatic carboxylic acids by ion chromatography 査読
Hirayama N, M Maruo, T Kuwamoto
Journal of Chromatography 639 333 - 337 1994年4月
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Elution behaviors of tungsten and molybdenum in ion chromatography by using organic acid eluents having α-hydroxyl groups 査読
Maruo M, N Hirayama, A Shiota, T Kuwamoto
Analytical Sciences 8 ( 4 ) 511 - 516 1992年4月
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Use of β-diketonate anions as eluent in non-suppressed ion chromatography 査読
Hirayama N, M Maruo, A Shiota, T Kuwamoto
Journal of Chromatography 523 257 - 264 1990年4月
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Ion chromatographic elution behavior and prediction of the retention of inorganic monovalent anions using a phosphate eluent 査読
Maruo M, N Hirayama, T Kuwamoto
Journal of Chromatography 481 315 - 322 1989年4月
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Separation and determination of organoarsenic compounds with a microbore column and ultraviolet detection 査読
Maruo M, N Hirayama, H Wada, T Kuwamoto
Journal of Chromatography 466 379 - 383 1989年4月