今井　剛　研究業績　

業績リスト

特許

１．特許第3731204号
　　発明の名称：汚泥破砕装置及びそれを用いた有機性汚水の処理装置　出願番号：特願2001-089179
２．特許第4133045号
　　発明の名称：気体溶解器及びそれらを備えた水処理装置　出願番号：特願2002-196528
３．特許第5110876号
　　発明の名称：曝気法と曝気装置と曝気システム　出願番号：特願2006-514525

（出願済）

１．出願番号：特願2001-049839
　　名称：上向流嫌気性汚泥床反応槽におけるグラニュールの形成方法及びその方法で形成されたグラニュール並びにその方法を用いた装置
２．出願番号：特願2004-061681
　　名称：洋式水洗便器用跳ね水防止具
３．出願番号：特願2004-206590
　　名称：気泡含有水流発生器及びそれを備えた汚濁物除去装置
４．出願番号：特願2007-49021（ＰＣＴ／ＪＰ２００８／０５２５１４）
　　名称：溶解気体の膨張を利用した殺菌方法
５．出願番号：特願2011-237959
　　名称：油水分離装置とそれを備えた廃水処理システム
６．出願番号：特願2012-005368
　　名称：液膜酸素供給装置
７．出願番号：特願2014-045199
　　名称：低臭気グルコマンナンの製造方法

著書

１．新しい水処理シリーズ・，汚泥の減量化と発生防止技術−脱水技術による減量化から余剰汚泥の発生しないゼロエミッション水処理技術−（共著），pp.171-189，発行エヌ・ティー・エス，2000.11.
２．Handbook of Industrial and Hazardous Wastes Treatment -Second Edition, Revised and Expanded-（共著）, pp.1125-1153, 発行MARCEL DEKKER, INC. 2004.
３．Waste Treatment in the Food Processing Industry（共著）, pp.291-319, 発行CRC Press Taylor & Francis Group, LLC, 2006.
４．自然・社会と対話する環境工学（共著），pp.36-40，発行土木学会，2007
５．A comparative study on history of sewage works construction between Bangkok and Tokyo: T. IMAI, C. Vitoonpanyakij, S. Kessomboon, P. Banjongproo, S. Kaneko, R. Fujikura and T. Matsumoto, From Headwaters to Ocean ?Hydrological changes and watershed management-, Taniguchi et al. (eds),　Taylor & Francis Group, London, pp.583-589, 2008.10.
６．Environmental Bioengineering （共著）, pp.75-163, 発行Humana Press, 2010.
７．アジア巨大都市−都市景観と水・地下環境（共著），pp.70-71, 76-77，発行新泉社，2011．
８．アジアの都市と水環境（共著），pp.158-166,発行古今書院，2011．
９．Transfer - Advanced Aspects(ISBN 978-953-307-636-2)（共著）, Chapter 15, Improvement of Oxygen Transfer Efficiency in Diffused Aeration Systems Using Liquid-Film-Forming Apparatus, pp.341-370, 発行InTech, November 2011.

審査付き論文

１． Transient Responses of Wastewater Treatment and Biomass Development in a Methanogenic Fluidized Bed: H. Furumai, T. Kuba, T. Imai, and T. Kusuda, Water Science and Technology, Vol.23, No.7-9, pp.1327-1336, 1991.10.
２． 嫌気性流動床における剥離速度と付着生物活性に関する研究：今井　剛・古米弘明・楠田哲也，衛生工学研究論文集，Vol.28，pp.11-20，1992.1.
３． メタン生成相における嫌気性菌の死滅係数推定に関する検討：今井　剛・古米弘明・楠田哲也，水環境学会誌，Vol.15，No.3，pp.179-186，1992.3.
４． 嫌気性流動床における付着生物膜内不活性有機固形物の蓄積過程のモデル化：古米弘明・今井　剛・楠田哲也，水環境学会誌，Vol.15，No.11，pp.828-838，1992.11.
５． メタン生成流動床の処理特性と付着生物膜の成長過程の非定常解析：古米弘明・今井　剛・楠田哲也，水環境学会誌，Vol.15，No.11，pp.839-849，1992.11.
６． 嫌気性流動床における生物膜のモデル化に関する研究：今井　剛・楠田哲也・古米弘明，環境工学研究論文集，Vol.30，pp.209-217，1993.12.
７． Kinetic study and mathematical modeling of biofilm in an anaerobic fluidized bed: T. Imai, T. Kusuda, and H. Furumai, Wat. Sci. Tech,, Vol.29, No.10-11, pp.369-376, 1994.10.
８． Estimation of optimum operating parameters of UASB reactor treating flax retting wastewater by kinetic model: Jun LIU, Masao UKITA, Hiroshi NAKANISHI, Tsuyoshi IMAI and Masayuki FUKAGAWA, J. of Hydrau., Coast. and Environ. Eng. No.521/II-32, pp.249-255, 1995.8.
９． メタン生成流動床における生物膜のモデル化に関する研究：今井　剛・楠田哲也，土木学会論文集，No.527/II-33，pp.49-59，1995.11．
１０． Enhanced granulation in upflow anaerobic sludge blanket reactors by using water absorbing polymer: Jun LIU, Masao UKITA, W. M. Wu, Hiroshi NAKANISHI, Tsuyoshi IMAI and Masayuki FUKAGAWA, J. of Hydrau., Coast. and Environ. Eng., No.527/II-33, pp.67-75, 1995.11.
１１． 瀬戸内海漁場生態系モデルにおける溶存酸素の取り扱い：関根雅彦・李　寅鉄・楢崎寿晃・浮田正夫・今井　剛・中西　弘， 環境工学研究論文集，Vol.32，pp.301-310，1995.12．
１２． トリハロメタン生成能の汚染負荷解析に関する研究：朱　春黙・浮田正夫・中西　弘・今井　剛，土木学会論文集，No.545/II-36，113-123，1996.8．
１３． 各種生活排水処理施設におけるTHMFP等汚濁負荷原単位および排出率：浮田正夫・朱　春黙・今井　剛・伊藤　豊・中西　弘，環境技術，Vol.25，No.8，438-442，1996.8．
１４． Numerical model of biofilm kinetics in a methanogenic fluidized bed: Tsuyoshi Imai and Tetsuya Kusuda, Wat. Sci. Tech., Vol.34, No.5-6, pp.411-420, 1996.5．
１５． 配水管網における管経路解析及び水質予測手法に関する研究：朱　春黙・浮田正夫・加納正道・今井　剛・関根雅彦，土木学会論文集，No.572/II-40，pp.73-83，1997.8．
１６． UAHB法による硫酸塩及びアンモニアを高濃度に含有する発酵工程廃液の処理：今井　剛・浮田正夫・関根雅彦・中西　弘・深川勝之，土木学会論文集，No.573/�Z-4，pp.49-59，1997.8．
１７． UAHB(Upflow Anaerobic Hybrid Blanket)法及び2段接触酸化法を組合せた嫌気好気循環プロセスによる発酵廃液の処理に関する研究：今井　剛・浮田正夫・関根雅彦・中西　弘・深川勝之，環境工学研究論文集，Vol.34，pp.203-210，1997.11．
１８． Advanced start up of UASB reactors by adding of water absorbing polymer: Tsuyoshi IMAI, Masao UKITA, Jun LIU, Masahiko SEKINE, Hiroshi NAKANISHI and Masayuki FUKAGAWA, Wat. Sci. Tech., Vol.36, No.6-7, pp.399-406, 1997.12．
１９． A model of fish distribution in rivers according to their preference for environmental factors: Masahiko Sekine, Tsuyoshi IMAI and Masao Ukita, Ecological Modeling, Vol.104, No.2-3, pp.215-230, 1997.
２０． 森林流出水の水質特性と森林植生の水源涵養機能に関する研究：イリシャット　ラヒム・柿本大典・今井　剛・浮田正夫，土木学会論文集，No.594/�Z-7，pp.73-83，1998.5．
２１． 森林流域におけるTN，TPおよびCODの流出機構のモデル化に関する研究：イリシャット　ラヒム・浮田正夫・関根雅彦・今井　剛，土木学会論文集，No.594/�Z-7，pp.73-83，1998.8．
２２． UASB法における処理特性とグラニュール内保持菌体量の非定常解析に関する研究：今井　剛・古賀博之・浮田正夫・関根雅彦・中西　弘・深川勝之，環境工学研究論文集，Vol.35，pp.41-49，1998.11．
２３． 回転平膜を用いた膜分離高濃度活性汚泥法における汚泥の活性度の変化に関する研究：今井　剛・呂　樹光・浮田正夫・関根雅彦・中西　弘・深川勝之，環境工学研究論文集，Vol.35，pp.319-328，1998.11．
２４． し尿沈殿槽を設けた小型合併処理浄化槽の処理特性?２流入口，深層・流量調整型浄化槽の開発?：深川勝之・原田利男・今井　剛・中西　弘，浄化槽研究，Vol.10，No.2，pp.3-14，1998.12．
２５． Treatment characteristics of high strength fermentation wastewater consisting of high sulfate and ammonia by UAHB process: Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE, Hiroshi NAKANISHI and Masayuki FUKAGAWA, Wat. Sci. Tech., Vol.38, No.8-9, pp.377-384, 1998.12.
２６． Characterization of highly concentrated activated sludge in fermentation wastewaster treatment coupled with UF membrane: S. G. Lu, Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE, Hiroshi NAKANISHI and Masayuki FUKAGAWA, J. Environ. Syst. and Eng., JSCE, No.622/�Z-11, pp.95-105, 1999.5.
２７． Fermentation wastewater treatment in a membrane bioreactor: S. G. Lu, Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE, Masayuki FUKAGAWA and Hiroshi NAKANISHI, Environmental Technology, Vol.20, No.4, pp.431-436, 1999.6.
２８． 高速回転ディスクによる汚泥の可溶化処理：今井　剛・深川勝之・永田博文・原田利男・浮田正夫，環境技術，Vol.28，No.8，pp.556-561，1999.8．
２９． Organic matter and nitrogen removal in rotary disk type UF membrane bioreactor for fermentation wastewater treatment: S. G. Lu, Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE, Masayuki FUKAGAWA and Hiroshi NAKANISHI, J. Environ. Syst. and Eng., JSCE, No.629/�Z-12, pp.123-133, 1999.8.
３０． 行動モードを考慮した魚の環境選好性に関する実験的研究：楊　継東・関根雅彦・浮田正夫・今井　剛，土木学会論文集，No.636/�Z-13，pp.35-45，1999.11．
３１． Application of ORP control for nitrogen removal in highly concentrated activated sludge process: S. G. Lu, Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE, Masayuki FUKAGAWA and Hiroshi NAKANISHI, Environmental Technology, Vol.21, No.1, pp.115-122, 2000.1.
３２． 回転平膜を用いた膜分離高濃度活性汚泥法における曝気制御による有機物および窒素の同時除去に関する研究：今井　剛・呂　樹光・浮田正夫・関根雅彦・樋口隆哉・深川勝之，環境技術，Vol.29，No.4，pp.299-309，2000.4．
３３． Fact-finding survey of actual garbage discharged from dormitory and its biological anaerobic - aerobic treatment: Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE, Masayuki FUKAGAWA and Hiroshi NAKANISHI, Wat. Sci. Tech., Vol.41, No.3, pp.129-135, 2000.5.
３４． UASB法における槽内水の循環方式の改善に関する研究：今井　剛・荒金光弘・浮田正夫・関根雅彦・樋口隆哉・深川勝之，環境工学研究論文集，Vol.37，pp.141-149，2000.11．
３５． The performance of fermentation wastewater treatment in ultrafiltration membrane bioreactor by continuous and intermittent aeration process: S. G. Lu, Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE, Masayuki FUKAGAWA and Hiroshi NAKANISHI, Wat. Sci. Tech., Vol.42, No.3-4, pp.323-329, 2000.12.
３６． A pilot-scale study of tertiary treatment of JIZHUANGZI wastewater treatment plant by continuous preozonation ? microflocculation - filtration process: S. G. Lu, Tsuyoshi IMAI, D. N. An and Masao UKITA, Environmental Technology, Vol.22, No.3, pp.331-337, 2001.3.
３７． 行動モードを考慮した魚の生息環境評価手法に関する研究：楊　継東・関根雅彦・浮田正夫・今井　剛，土木学会論文集，No.671/�Z-18，pp.13-23，2001.2．
３８． A model for membrane bioreactor process based on the concept of formation and degradation of soluble microbial products: S. G. Lu, Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE, Takaya HIGUCHI and Masayuki FUKAGAWA, Wat. Res., Vol.35, No.8 pp.2038-2048, 2001.6.
３９． 改良型合併処理浄化槽における厨芥と生活排水の同時処理に関する研究：今井　剛・深川勝之・浮田正夫・関根雅彦・樋口隆哉，環境技術，Vol.30，No.10，pp.810-817，2001.10．
４０． 高速回転ディスクによる余剰汚泥の可溶化：深川勝之・今井　剛・高野剛彦，環境技術，Vol.30，No.11，pp.866-871，2001.11．
４１． 高速回転ディスクによる余剰汚泥の高効率可溶化処理に関する研究：今井　剛・浮田正夫・深川勝之・河村友喜・関根雅彦・樋口隆哉，環境工学研究論文集，Vol.38，pp.131-139，2001.11．
４２． 多自然型川づくりに資するための魚の行動圏調査：佐々木丞・関根雅彦・後藤益滋・浮田正夫・今井　剛，環境工学研究論文集，Vol.38，pp.13-19，2001.11．
４３． Effect of enforced aeration on in-vessel food waste composting: S. G. Lu, Tsuyoshi IMAI, H. F. Li, Masao UKITA, Masahiko SEKINE and Takaya HIGUCHI, Environmental Technology, Vol.22, No.10, pp.1177-1182, 2001.12.
４４． 面限負荷としての土壌の富栄養化ポテンシャルに関する研究：史秀華・浮田正夫・樋口隆哉・今井　剛・関根雅彦，水環境学会誌，Vol.25，No.2，pp.122-118，2002.2．
４５． 高温高圧水を利用した新しい水処理技術：村上定瞭・竹内正美・今井　剛，粉体と工業，Vol.34，No.3，pp.57-67，2002.3．
４６． 浅海域環境評価を目的とした水中音響観測によるテッポウエビ類生息密度測定：渡部守義・関根雅彦・古澤昌彦・浮田正夫・今井　剛・樋口隆哉，土木学会論文集，No.713/�Z-24，pp.69-79，2002.8．
４７． UASB法におけるグラニュールの早期形成手法に関する研究：今井　剛・周　偉麗・荒井　大・浮田正夫・関根雅彦・樋口隆哉，環境工学研究論文集，Vol.39，pp.67-76，2002.11．
４８． Modeling prediction of membrane bioreacter process with the concept of soluble microbial product: S. G. Lu, T. Imai, M. Ukita, M. Sekine and T. Higuchi, Wat. Sci. Tech., Vol.46, No.11-12, pp.63-69, 2002.12.
４９． Monitoring of shallow sea environment by using snapping shrimps: Watanabe, M., Sekine, M., Hamada, E., Ukita, M., Imai, T., Water Science and Technology, 46 (11-12), pp. 419-424, 2002.
５０． Simulation of fish behavior and mortality in hypoxic water in an enclosed bay: Karim, M.R., Sekine, M., Higuchi, T., Imai, T. and Ukita, M., Ecological Modeling, 159 (1), pp.27-42, 2003.1.
５１． Evaluation of kitchen garbage treatment by anaerobic/aerobic process combined with disposer: Yuyu LIU, Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE and Takaya HIGUCHI, J. Environ. Syst. and Eng., JSCE, No.741/�Z-28, pp.157-166, 2003.8.
５２． Enhanced granulation in UASB reactors by producing extracellular polymer at over loading: Weili ZHOU, Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE and Takaya HIGUCHI, J. Environ. Syst. and Eng., JSCE, No.741/�Z-28, pp.167-173, 2003.8.
５３． 亜臨界水を用いた下水汚泥の資源化に関する研究：今井　剛・福田高史・浮田正夫・関根雅彦・樋口隆哉，環境工学研究論文集，Vol.40，pp.405-414，2003.11．
５４． 天然有機性高分子凝集剤キトサンによる河川濁水処理の研究：武下明義・小田　臨・関根雅彦・浮田正夫・今井　剛・樋口隆哉，環境工学研究論文集，Vol.40，pp.565-572，2003.11．
５５． 農地土壌中に含まれるミネラル類の循環に関する基礎的研究：今井　剛・劉　予宇・浮田正夫・関根雅彦・樋口隆哉，環境工学研究論文集，Vol.40，pp.667-676，2003.11．
５６． Distributions of Iron, Manganese, Copper and Zinc in Various Composts and Amended Soils: Y. Y. Liu, T. Imai, M. Ukita, M. Sekine and T. Higuchi, Environmental Technology, Vol.24, No.12, pp.1517-1525, 2003.12.
５７． 農地土壌の窒素･リン流出ポテンシャルに関する研究：SHI X・ARKIN Y・浮田正夫・樋口隆哉・今井　剛・深田三夫，環境技術，Vol.33，No.1，pp.71-82，2004.1
５８． Examining Farmland Application of Composted Biosolid Wastes Depending on Nutrient Balance in Solids: Y. Y. Liu, T. Imai, M. Ukita, M. Sekine and T. Higuchi, J. of Environmental Science and Health, Part B-Pesticides, Food Contaminants, and Agricultural Waste, Vol.39, No.1, pp.153-168, 2004.1.
５９． 閉鎖性水域における底層部への高濃度酸素水導入による水質改善効果に関する研究：今井　剛・浮田正夫・関根雅彦・樋口隆哉，環境工学研究論文集，Vol.41，pp.635-643，2004.11
６０． 山口湾におけるアマモ分布可能域の探索：岡部勝一・関根雅彦・浮田正夫・今井　剛・樋口隆哉・朝位孝二・佐藤秀樹，環境工学研究論文集，Vol.41，pp.359-365，2004.11
６１． 河川の水生生物生息状況に対する濃縮毒性試験の指標性の検討：小田臨・関根雅彦・浮田正夫・今井　剛・樋口隆哉，環境工学研究論文集，Vol.41，pp.419-427，2004.11
６２． Compost stability assessment using a secondary metabolite: H. F. Li, T. Imai, M. Ukita, M. Sekine and T. Higuchi, Environmental Technology, Vol.25, No.11, pp.1305-1312, 2004.12
６３． 海辺環境におけるきゅう覚的アメニティ要素に関する研究：樋口隆哉・浮田正夫・関根雅彦・今井　剛，におい･かおり環境学会誌，Vol.36，No.1，pp.12-22，2005.1
６４． 亜臨界水処理およびMAP法を用いた下水汚泥からのリン回収に関する研究：荒金光弘・今井　剛村上定瞭・竹内正美・浮田正夫・関根雅彦・樋口隆哉、廃棄物学会誌，Vol.16，No.4，pp.309-317，2005.7
６５． 白色腐朽菌類を用いた排水の脱色処理に関する研究：今井　剛・プラパイピッド・チャイラッタナマノコーン・浮田正夫・関根雅彦・樋口隆哉，下水道協会誌，Vol.42，No.515，pp.99-112，2005.9
６６． 廃ガラス及び貝殻を原料とした発泡担体による河川の直接浄化：今井　剛・荒金光弘・浮田正夫・関根雅彦・樋口隆哉，用水と廃水，Vol.47，No.9，pp.784-792，2005.9
６７． 海岸環境の望ましい姿と人々の関わり方に関する住民意識調査：樋口隆哉，浮田正夫，関根雅彦，今井剛，山口大学工学部研究報告，Vol.56，No.1，pp.47-52，2005.10．
６８． Decolorization of alcohol distillery wastewater by thermotolerant white-lot fungi: P. Chairattanamanokorn, T. Imai, R. Kondo, M. Ukita, Masahiko Sekine and Takaya Higuchi, Applied Biochemistry and Microbiology, Vol.41, No.6, pp.583-588, 2005.11.
６９． Decolorization of alcohol distillery wastewater by thermotolerant white-lot fungi: P. Chairattanamanokorn, T. Imai, R. Kondo, M. Ukita, Masahiko Sekine and Takaya Higuchi, Prikladnaya Biokhimiya i Mikrobiologiya, Vol.41, No.6, pp.662-667, 2005.11.
７０． ホタル護岸の有効性に関する研究：後藤益滋・関根雅彦・金尾充浩・宮本和雄・樋口隆哉・今井　剛・浮田正夫：土木学会論文集，No.804/�Z-37, pp.11-22, 2005.11.
７１． 連続式亜臨界水処理法およびUASB法の組合せによる下水汚泥からのメタンガス回収に関する実験的研究：荒金光弘・今井　剛・村上定瞭・竹内正美・浮田正夫・関根雅彦・樋口隆哉，環境工学研究論文集，Vol.42，pp. 415-422，2005.12
７２． Estrogens discharge from livestock farms in Japan: Higuchi, T., Ukita, M., Sekine, M., Imai, T., Animal Agriculture and Processing: Managing Environmental Impacts, Volume 2005, p.7, 2005.
７３． Triggering forces anaerobic granulation in UASB reactors: Weili Zhou, T. Imai, M. Ukita, M. Sekine and T. Higuchi, Process Biochemistry, Vol.41, No.1, pp.36-43, 2006.1
７４． Air stripping-UASB process for the treatment of evaporator condensate from a kraft pulp mill: Zhou, W.-L., Qin, X.-P., Yu, J., Imai, T., Ukita, M., Huanjing Kexue/Environmental Science, 27(4), pp.681-685, 2006.4.
７５． Effect of limited aeration on thermophilic anaerobic treatment of high-sulfite refractory wastewater: Zhou, W.-L., Wang, Y.-C., Imai, T. and Ukita, M., Huanjing Kexue/Environmental Science, 27(7), pp. 1339-1344, 2006.7.
７６． On-site treatment of turbid river water using chitosan, a natural organic polymer coagulant: Sekine, M., Takeshita, A., Oda, N., Ukita, M., Imai, T., Higuchi, T., Water Science and Technology, Vol.53, No.2, pp.155-161, 2006.
７７． コンポスト化における通気量及び腐熟度評価に関する研究：今井　剛・李　華芳・浮田正夫・関根雅彦・樋口隆哉，廃棄物学会誌，Vol.17，No.1，pp.78-86，2006.1
７８． 二酸化チタンを利用した水辺空間における藻類制御に関する研究：今井　剛・浮田正夫・関根雅彦・樋口隆哉，環境技術，Vol.35，No.2，pp.124-132，2006.2
７９． 高温UASB法におけるグラニュールの早期形成手法に関する研究：今井　剛・荒金光弘・浮田正夫・関根雅彦・樋口隆哉，下水道協会誌，Vol.43，No.521，pp.89-99，2006.2．
８０． 建設廃棄物の排出量および再生利用量の予測に関する研究：藤川洋平・樋口隆哉・浮田正夫・関根雅彦・今井　剛，土木学会論文集，No.811/�Z-38, pp.131-138, 2006.2.
８１． Screening thermotolerant white-lot fungi for decolorization of wastewaters: P. Chairattanamanokorn, T. Imai, R. Kondo, M. Ukita and P. Prasertsan, Applied Biochemistry and biotechnology, Vol.128, No.3, pp.195-204, 2006.3
８２． Recycling of mineral nutrients to farmland via compost application, Y. Y. Liu, M. Ukita, T. Imai and T. Higuchi, Wat. Sci. Tech., Vol.53, No.2, 111-118, 2006.3.
８３． UASB法における廃水処理性能を考慮したグラニュールの早期形成手法に関する研究：今井　剛・荒金光弘・浮田正夫・関根雅彦・樋口隆哉，下水道協会誌，Vol.43，No.525，pp.95-103，2006.7．
８４． 閉鎖性水域における底層部への高濃度酸素水導入による水質改善効果に関する研究：今井　剛・村上奉行・浮田正夫・関根雅彦・樋口隆哉，水環境学会誌，Vol.29，No.11，pp.737-744，2006.11．
８５． 亜臨界水処理とMAP法およびUASB法との組合せによる余剰汚泥資源化プロセスの最適化に関する検討：荒金光弘・今井　剛・村上定瞭・竹内正美・浮田正夫・関根雅彦・樋口隆哉，環境工学研究論文集，Vol.43，pp.393-398，2006.11．
８６． 山口湾のアサリ生息阻害要因の検討：尾添紗由美・関根雅彦・藤井暁彦・浮田正夫・今井　剛・樋口隆哉，環境工学研究論文集，Vol.43，pp.465-472，2006.11．
８７． 水の液膜と空気との接触による新規酸素供給方法の開発に関する研究：谷　公輔・今井　剛・朱　花・寺岡　聡・浮田正夫・関根雅彦・樋口隆哉，環境工学研究論文集，Vol.43，pp.535-542，2006.11．
８８． アルカリを添加した亜臨界水処理における余剰汚泥の可溶化に関する研究：荒金光弘・今井　剛・村上定瞭・竹内正美・浮田正夫・関根雅彦・樋口隆哉，土木学会論文集G，vol.62，No.4，pp.427-434，2006.11.20.
８９． Resources recovery from excess sludge by subcritical water combined with magnesium ammonium phosphate process, M. Arakane, T. Imai, S. Murakami, M. Takeuchi, M. Ukita, M. Sekine and T. Higuchi, Wat. Sci. Tech., Vol.54, No.9, pp.81-86, 2006.12.
９０． Effect of limited aeration on the anaerobic treatment of evaporator condensate from a sulfite pulp mill: Weili Zhou, Tsuyoshi Imai, Masao Ukita, Fusheng Li and Akira Yuasa, Chemosphere, Vol.66, No.5, pp.924-929, 2007.1.
９１． Effect of loading rate on the granulation process and granular activity in a bench scale UASB reactor: Weili Zhou, Tsuyoshi Imai, Masao Ukita, Fusheng Li and Akira Yuasa, Bioresource Technology, Vol.98, No.7, pp.1386-1392, 2007.1.
９２． 液膜を利用するDO改善技術に関する基礎的研究，羽田野袈裟義・馬駿・今井　剛・藤里哲彦・原田利男，土木学会論文集G，Vol.63，No.1, pp.1-11, 2007.1.19.
９３． Start-up performances of dry anaerobic mesophilic and thermophilic digestions of organic solid wastes by enzymatic activity assessment, LU Shuguang, IMAI Tsuyoshi, UKITA Masao and SEKINE Masahiko, Journal of Environmental Science, Vol.19, No.4, pp.416-420, 2007.4
９４． Enhancement of oxygen transfer efficiency in diffused aeration systems using liquid-film-forming apparatus: Hua ZHU, Tsuyoshi IMAI, Kousuke TANI, Masao UKITA, Masahiko SEKINE, Takaya HIGUCHI and Zhenjia ZHANG, Environmental Technology, Vol.28, No.5, pp.511-519, 2007.5
９５． Improvement of oxygen transfer efficiency in aerated ponds using liquid-film-assisted approach, Hua ZHU, Tsuyoshi IMAI, Kousuke TANI, Masao UKITA, Masahiko SEKINE, Takaya HIGUCHI and Zhenjia ZHANG Wat.Sci.Tech., Vol.55, No.11, pp.183-191, 2007.6.
９６． Development of High Efficient Oxygen Supply Method by Using Contacting Water-Liquid film with Air: Hua ZHU, Tsuyoshi IMAI, Kousuke TANI, Masao UKITA, Masahiko SEKINE, Takaya HIGUCHI and Zhenjia ZHANG, Journal of Water and Environment Technology, Vol.5, No.2, pp.57-69, 2007.
９７． A case study and recent improvements in odor management in Japan: T. Higuchi, M. Ukita, M. Sekine and T. IMAI, Water Practice, Vol.1, No.2, pp.1-7, 2007.6.
９８． 窒素・リン除去機能を備えた汚泥減量化プロセスの開発に関する研究：江藤貴子・今井　剛・韓　進・浮田正夫，下水道協会誌，Vol.44，No.537，pp.102-111，2007.7．
９９． Factors affecting hydrogen production from Cassava wastewater by a co-culture of anaerobic sludge and Rhodospirillum Rubrum: Alissara Reungsang, Suksaman Sangyoka, Pawinee Chaiprasert and Tsuyoshi Imai, Pakistan Journal of Biological Sciences, Vol.10, No.20, pp.3571-3577, 2007.9.
１００． アサリ保護放流実験に基づく干潟再生事業の効果の検討：尾添紗由美・関根雅彦・藤井暁彦・萩原淳子・今井剛・樋口隆哉，環境工学研究論文集，Vol.44，pp.1-6，2007.11.
１０１． 亜臨界水処理を用いた余剰汚泥の嫌気的生分解性の向上に関する研究：荒金光弘・今井剛・吉田健一・樋口隆哉・関根雅彦・村上定瞭・竹内正美，環境工学研究論文集，Vol.44，pp.679-686，2007.11.
１０２． 新規発想に基づく高効率型液膜式酸素供給装置の開発に関する研究：寺岡聡・今井剛・朱花・樋口隆哉・関根雅彦，環境工学研究論文集，Vol.44，pp.175-184，2007.11.
１０３． 嫌気性生物処理における適正量の酸素導入による硫酸塩還元菌の制御に関する基礎的研究：井箟俊人・王新海・今井剛・荒金光弘・樋口隆哉・関根雅彦，環境工学研究論文集，Vol.44，pp.571-578，2007.11.
１０４． 亜臨界水処理による可溶化余剰汚泥から溶出したMg2+を考慮した高品質MAP回収に関する研究：荒金光弘・今井剛・村上定瞭・竹内正美・関根雅彦・樋口隆哉・浮田正夫，土木学会論文集G部門，Vol.63，No.4，pp.345-350，2007.11.
１０５． 高速回転ディスク法による余剰汚泥の減量化とその生分解特性に関する研究：今井剛・荒金光弘・関根雅彦・樋口隆哉・浮田正夫，土木学会論文集G部門，Vol.63，No.4，pp.351-359，2007.11.
１０６． 可溶化技術を用いた汚泥処理に関する研究展望：今井剛・荒金光弘・樋口隆哉・関根雅彦・村上定瞭・竹内正美，廃棄物学会論文誌，Vol.19，No.1，pp.1-8，2008.1．
１０７． バークによるアンモニア吸着および脱臭特性に関する実験的研究：樋口隆哉・浮田正夫・関根雅彦・今井剛，におい･かおり環境学会誌，Vol.39，No.1，pp.17-23，2008.1.
１０８． 草木の燃焼に伴うPCDD/Fsの発生評価に関する研究：樋口隆哉，浮田正夫，関根雅彦，今井剛，山口大学工学部研究報告，Vol.58，No.2，pp.69-73，2008.03．
１０９． Acceleration on Decolorization of Synthetic Dye Wastewater by Anaerobic Treatment: T. Imai, A. Boonyakamol, P. Chairattanamanokorn, T. Higuchi and M. Sekine, Innovative Anaerobic Technology, Vol.5, pp.18-23, 2008.4.
１１０． 下水処理場における曝気槽水面の気液接触効率改善による酸素供給に要する省エネルギー化，今井　剛・関根雅彦・樋口隆哉，第22回環境工学連合講演会講演論文集，Vol.22，pp.155-162，2008.4．
１１１． 家電リサイクル法施行前後における不燃・粗大ごみ資源化状況に関する研究：李博洋・樋口隆哉・浮田正夫・今井剛・関根雅彦，廃棄物学会論文誌，Vol.19，No.4，pp.275-285，2008.9．
１１２． Comparative decolorizing efficiency of textile dye by mesophilic and thermophilic anaerobic treatments: A. Boonyakamol, T. Imai, P. Chairattanamanokorn, R. Watanapokasin, T.　Higuchi and M. Sekine, Journal of Water and Environment Technology, Vol.6, No.1, pp.9-18, 2008.9.
１１３． A comparative study on history of sewage works construction between Bangkok and Tokyo: T. IMAI, C. Vitoonpanyakij, S. Kessomboon, P. Banjongproo, S. Kaneko, R. Fujikura and T. Matsumoto, From Headwaters to Ocean ?Hydrological changes and watershed management-, Taniguchi et al. (eds),　Taylor & Francis Group, London, pp.583-589, 2008.10.
１１４． Biorefinery of squeeze sweet sorghum juice into value added product of biopolymer: P. Kaewkannetra, P. Tanonkeo, V. Tanamool and T. Imai, Journal of Biotechnology, Vol.136, Supplement 1, P.S412, 2008.10.
１１５． テトラアルキルアンモニウムの嫌気性微生物に与える影響：王新海，今井剛，樋口隆哉，関根雅彦，水環境学会誌，Vol.31，No.11，pp.659-664，2008.11.
１１６． 太田川放水路における汽水干潟生態系に及ぼす増水の影響：綿谷慎一・中野陽一・今井剛・中井智司・西嶋渉・岡田光正，環境工学研究論文集，Vol.45，pp.59-64，2008.11.
１１７． 閉鎖性水域における水質環境が高濃度酸素水の底層部への拡散およびその水質改善に及ぼす影響：今井剛・村上奉行・樋口隆哉・関根雅彦，環境工学研究論文集，Vol.45，pp.121-129，2008.11.
１１８． CHARACTERIZATION OF PRETREATED PALYGORSKITE FOR AMMONIA GAS ADSORPTION: Qiong ZHANG, Takaya HIGUCHI, Masahiko SEKINE and Tsuyoshi IMAI，環境工学研究論文集，Vol.45，pp.295-300，2008.11.
１１９． EVALUATION OF BIOWASTE COMPOST APPLICATIONS TO FARMLAND WITH ADDITIONAL MINERAL NUTRIENTS: Boyang LI, Takaya HIGUCHI, Masao UKITA, Tsuyoshi IMAI and Masahiko SEKINE，環境工学研究論文集，Vol.45，pp.349-353，2008.11.
１２０． 博多湾和白干潟におけるアサリ保全策の有効性：藤井暁彦・関根雅彦・萩原淳子・今井剛・樋口隆哉，環境工学研究論文集，Vol.45，pp.495-500，2008.11.
１２１． 室内実験による護岸ブロックの魚類保全効果の検討：中村良一・関根雅彦・橋口麻美・樋口隆哉・今井剛，環境工学研究論文集，Vol.45，pp.507-515，2008.11.
１２２． 砕砂研磨濁水処理における凝集剤の選定とその固液分離方法に関する研究：若林大嗣・古屋健・今井剛，骨材資源，Vol.40，No.159，pp.129-136，2008.12．
１２３． Water environment conservation in a closed water body by high concentrated oxygen water, T. Imai, R. Watanapokasin, A. Reungsang, M. Sekine and T. Higuchi, Wat. Sci. Tech., Vol.58, No.12, pp.2313-2318, 2008.12.
１２４． Solubilization of excess sludge by high speed rotary disk: Han, J., Zhu, T., Imai, T., Xie, L., Xu, C., Nozaki, T., Huagong Xuebao/Journal of Chemical Industry and Engineering, 59, 2, pp.478-483, 2008.
１２５． Reactive Blue 4 decolorization under mesophilic and thermophilic anaerobic treatments: A. Boonyakamol, T. Imai, P. Chairattanamanokorn, T. Higuchi, M. Sekine and M. Ukita, Applied Biochemistry and Biotechnology, vol.152, No.3, pp.405-417, 2009.3.
１２６． Decolorization of pulp mill wastewater using thermotolerant white rot fungi: Sehanat Prasongsuk, Pongtharin Lotrakul, Tsuyoshi Imai, and Hunsa Punnapayak, Science Asia, Vol.35, No.1, pp.37-41, 2009.3.
１２７． Urbanization and subsurface environmental issues: An attempt at DPSIR model application in Asian cities: Karen Ann Bianet Jago-on, Shinji Kaneko, Ryo Fujikura, Akimasa Fujiwara, Tsuyoshi Imai, Toru Matsumoto, Junyi Zhang, Hiroki Tanikawa, Katsuya Tanaka, Backjin Lee and Makoto Taniguchi, Science of The Total Environment, Vol.407, No.9, pp.3089-3104, 2009.4.
１２８． Hydrogen production and anaerobic decolorization of wastewater containing Reactive Blue 4 by a bacterial consortium of Salmonella subteranea and Paenibacillus polymyxa: Ramida Yuwadee Watanapokasin, Anantabhathra Boonyakamol, Aungkana Krajarng, Thanet Sophonnithiprasert, Sungwan Kanso and Tsuyoshi Imai, Biodegradation, Vol.20, No.3, pp.411-418, 2009.6.
１２９． Key factors regarding decolorization of synthetic anthraquinone and azo dyes: A. Boonyakamol, T. Imai, P. Chairattanamanokorn, T. Higuchi and M. Sekine, Applied Biochemistry and Biotechnology, vol.158, No.1, pp.180-191, 2009.7.
１３０． Cyanide removal from cassava mill wastewater using Azotobactor vinelandii, TISTR 1094 with mixed microorganisms in activated sludge treatment system: P. Kaewkannetra, T. Imai, F.J. Garcia-Garcia and T.Y. Chiu, Journal of Hazardous Materials, 172(1), pp.224-228, 2009.12.
１３１． Resource recovery from excess sludge for control of global warming -Development of high efficient methane recovery process from excess sludge by high speed rotary disk-: Tsuyoshi IMAI, Jin HAN, Tong Zhu, Takaya HIGUCHI and Masahiko SEKINE, International Symposium “Toward a Sustainable Low Carbon Society -Green New Deal and Global Change-”，pp.221-229, 2009.11.
１３２． 室内実験と現地調査による環境保全型ブロックの魚類保全効果の検討：植木真吾・関根雅彦・樋口隆哉・今井剛，環境工学研究論文集，Vol.46，pp.9-20，2009.11.
１３３． Characteristics of thermophilic granulation processes in UASB reactors: Weili Zhou, Tsuyoshi Imai, Masao Ukita, World Review of Science, Technology and Sustainable Development (WRSTSD), vol.6, No.2/3/4, pp.156-165, 2009.12.
１３４． Removal of sulphur dioxide using palygorskite in a fixed bed absorber: Q. Zhang, T. Higuchi, M. Sekine and T. Imai, Environmental Technology, Vol.30, No.14, pp.1529-1538, 2009.12.
１３５． 高濃度気体溶解水による安全・安心な水の殺菌技術、今井剛・山口淳基・承雪航・Tawan Limpiyakorn、環境浄化技術、Vol.9, No.1, pp.36-40, 2010.1．
１３６． 酵母発酵廃液の圃場への液肥利用の有効性と施肥方法の検討、今井剛・富田慎太郎・Emma YULIANI・樋口隆哉・関根雅彦、用水と廃水、Vol.52, No.2, pp.59-66, 2010.2．
１３７． 中国における飲料系産業排水嫌気性処理の実例紹介、今井剛・張振家・承雪航、用水と廃水、Vol.52, No.6, pp.446-450, 2010.6．
１３８． Evaluation of the Innovated Disinfection Process with High Dissolved CO2: Xuehang Cheng, Tsuyoshi Imai, Junki Yamaguchi, Tawan Limpiyakorn and Alissara Reungsang, Journal of Water and Environment Technology, Vol.8, No.3, pp.177-184, 2010.9.
１３９． Comparison of biohydrogen production process with extreme-thermophilic with mesophilic anaerobic bacteria, Tsuyoshi Imai, Rafiani Hasyim and Alissara Reungsang, Southeast Asian Water Environment 4, Edited by Kensuke Fukushi, IWA publishing, London, pp.79-84, 2010.9.
１４０． Effects of Mineral Nutrients Supply with Bio-waste Compost Applications to Farmland: Tsuyoshi Imai, Boyang Li, Alissara Reungsang and Pakawadee Kaewkannetra, KKU Research Journal (3rd FerVAAP edition), Vol.15, No.9, pp.818-825, 2010.9.
１４１． Isolation of PHA-producer capable of using biodiesel by-product glycerol: Jantima Teeka, Tsuyoshi IMAI, Xuehang CHENG, Alissara REUNGSANG, Takaya HIGUCHI, Koichi YAMAMOTO and Masahiko SEKINE, International Symposium on Southeast Asian Water Environment, Vol.8, pp.344-351, 2010.10.
１４２． Biological phosphorus and organic matter removal by using high pressured pure oxygen: Jie WEI, Tsuyoshi IMAI, Takaya HIGUCHI, Koichi YAMAMOTO and Masahiko SEKINE, The 19th Japan-Korea Symposium on Water Environment 2010, Hiroshima, Japan, pp.71-78, 2010.10.
１４３． Disintegration of excess sludge by high speed rotary disk and anaerobic digestibility of its disintegrated sludge: Han, J., Xie, L.-Y., Zhu, T., Xu, C.-H., Imai, T., Xie, Y.-H. and Jiang, J., Huaxue Gongcheng/Chemical Engineering, 38, 10, pp.90-95, 2010.10.
１４４． 高濃度二酸化炭素溶解水を用いた水の殺菌・殺ウイルス技術の開発に関する研究：山口淳基・承雪航・今井剛・樋口隆哉・関根雅彦・山本浩一，環境工学研究論文集，Vol.47，pp.651-658，2010.11.
１４５． 放水が河口域干潟生態系の構造に与える影響：坂本和隆・今井剛・中野陽一・中井智司・西嶋　渉・岡田光正，環境工学研究論文集，Vol.47，pp.23-30，2010.11.
１４６． Screening of PHA-producing bacteria using Biodiesel-derived waste glycerol as a sole carbon source: Jantima TEEKA, Tsuyoshi IMAI, Xuehang CHENG, Alissara REUNGSANG, Takaya HIGUCHI, Koichi YAMAMOTO and Masahiko SEKINE, Journal of Water and Environment Technology, Vol.8, No.4, pp.373-381, 2010.12.
１４７． UTILIZATION OF SWEET POTATO-SHOCHU DISTILLERY WASTEWATER AS GROWTH STIMULATING of Lactobacillus sakei CY1: Emma Yuliani, Tsuyoshi Imai, Jantima Teeka, Shintaro Tomita, International Journal of Academic Research, Vol.3, No.2 (Part II), pp.420-423, 2011.3.
１４８． NITROGEN LEACHING AND HYDRAULIC CONDUCTIVITY REDUCTION BY ENHANCED GROWTH AND BIOMASS ACCUMULATION of Lactobacillus sakei CY1: Emma Yuliani, Tsuyoshi Imai, Takaya Higuchi, Kouichi Yamamoto, Lily Montarcih Limantara, International Journal of Academic Research, Vol.3, No.2 (Part II), pp424-428, 2011.3.
１４９． Biohydrogen production from cassava starch processing wastewater by thermophilic mixed cultures: Sompong O-Thong, Adilan Hniman, Poonsuk Prasertsan and Tsuyoshi Imai, International Journal of Hydrogen Energy, Vol.36, No.5, pp.3409-3416, 2011.3.
DOI: 10.1016/j.ijhydene.2010.12.053
１５０． Inactivation of Escherichia coli and bacteriophage T4 by high levels of dissolved CO2, Xuehang Cheng, Tsuyoshi Imai, Jantima Teeka, Junki Yamaguchi, Mami Hirose, Takaya Higuchi, Masahiko Sekine, Applied Microbiology and Biotechnology, Vol.90, No.4, pp.1493-1500, 2011.4.　
DOI: 10.1007/s00253-011-3163-0
１５１． Exopolysaccharides production from sweet-potato shochu distillery wastewater by Lactobacillus sakei CY1, Emma Yuliani, Tsuyoshi Imai, Jantima Teeka, Shintaro Tomita, Suprayogi, Biotechnology and Biotechnology Equipment Journal, Vol.25, No.2, pp.1-5, 2011.5.
DOI: 10.5504/bbeq.2011.0049
１５２． Extreme-thermophilic biohydrogen production by an anaerobic heat treated sewage sludge culture: Rafiani Hasyim, Tsuyoshi Imai, Alissara Reungsang and Sompong O-Thong, International Journal of Hydrogen Energy, Vol.36, No.14, pp.8727-8734, 2011.7.
DOI: 10.1016/j.ijhydene.2010.06.079
１５３． Extracellular polysaccharides production by Lactobacillus sakei CY1 for soil particle binder: Emma YULIANI, Tsuyoshi IMAI, Jantima TEEKA, Takaya HIGUCHI, Koichi YAMAMOTO and Masahiko SEKINE, Journal of Water and Environment Technology, Vol.9, No.3, 277-287. 2011.9.
１５４． Biohydrogen production from sago starch in wastewater using an enriched thermophilic mixed culture from hot spring: Rafiani Hasyim, Tsuyoshi Imai, Sompong O-Thong and Liliek Sulistyowati, International Journal of Hydrogen Energy, Vol.36, No.21, pp.14162-14171, 2011.10.
doi:10.1016/j.ijhydene.2011.04.211
１５５． Optimization of key factors affecting hydrogen production from food waste by anaerobic mixed culture: Chakkrit Sreela-or, Tsuyoshi Imai, Pensri Plangklang and Alissara Reungsang, International Journal of Hydrogen Energy, Vol.36, No.21, pp.14120-14133, 2011.10.
doi:10.1016/j.ijhydene.2011.04.136
１５６． Co-digestion of food waste and sludge for hydrogen production by anaerobic mixed cultures: Statistical key factors optimization: Chakkrit Sreela-or, Pensri Plangklang, Tsuyoshi Imai and Alissara Reungsang, International Journal of Hydrogen Energy, Vol.36, No.21, pp.14227-14237, 2011.10.
doi:10.1016/j.ijhydene.2011.05.145
１５７． Co-digestion of food waste and sludge for hydrogen production by anaerobic mixed cultures: Statistical key factors optimization: Chakkrit Sreela-or, Pensri Plangklang, Tsuyoshi Imai, Alissara Reungsang, Fuel and Energy Abstracts, 36(21), pp.14227-14237, 2011.1. DOI:10.1016/j.ijhydene.2011.05.145
１５８． Biosynthesis of Polyhydroxyalkanoate (PHA) by Hydrogenophaga sp. Isolated from Soil Environment during Batch Fermentation: Varavut Tanamool, Tsuyoshi Imai, Paiboon Danvirutai and Pakawadee Kaewkannetra, Journal of Life Sciences, Vol.5, No.12, pp.1003-1012, 2011.12.
１５９． Inactivation of bacteriophage in wastewater treatment plant by high level dissolved CO2 water: Xuehang CHENG, Tsuyoshi IMAI, Mami HIROSE, Yuki JOICHI and Jantima Teeka, The 9th International Symposium on Southeast Asian Water Environment (9th SEAWE), Vol.9 (PartI), pp.407-413, 2011.12.
１６０． Oxidation of polycyclic aromatic hydrocarbons by a tropical isolate of Pycnoporus coccineus and its laccase: Thongkred P., Lotrakul P., Prasongsuk S., Imai T. and Punnapayak H., Science Asia, 37(2011), pp.225-233, 2011.
１６１． Screening of Soil-Born Fungi from Forest Soil Using Glyphosate Herbicide as the Sole Source of Phosphorus: Novi ARFARITA, Tsuyoshi IMAI, Ariyo KANNO, Takaya HIGUCHI, Koichi YAMAMOTO, Masahiko SEKINE, Journal of Water and Environment Technology, Vol. 9, No.4, pp.391-400, 2011.12.
１６２． Characterization of Polyhydroxyalkanoates (PHA) biosynthesis by isolated Novosphingobium sp. THA_AIK7 using crude glycerol: Jantima Teeka, Tsuyoshi Imai, Alissara Reungsang, Xuehang Cheng, Emma Yuliani, Junki Yamaguchi, Nathaporn Poomipuk, Jiruthakorn Tiantanunkul, Anan Jeenanong, Takaya Higuchi, Kochi Yamamoto, and Masahiko Sekine, Journal of Industrial Microbiology and Biotechnology, 39(5), pp.749-758, 2012.5.
DOI 10.1007/s10295-012-1084-2
１６３． Separation of oil-in-water emulsions by microbubble treatment and the effect of adding coagulant or cationic surfactant on removal efficiency: Tuan Van Le, Tsuyoshi Imai, Takaya Higuchi, Ryosuke Doi, Jantima Teeka, Sun Xiaofeng and Mullika Teerakun, Wat. Sci. Tech., 66(5), pp.1036-1043, 2012.7.
doi: 10.2166/wst.2012.276
１６４． Toxicity test using medaka (Oryzias latipes) early fry and concentrated sample water as an index of aquatic habitat condition: H. Yamashita, R. Haribowo, M. Sekine, N. Oda, A. Kanno, Y. Shimono, W. Shitao, T. Higuchi, T. Imai and K. Yamamoto, Environmental Science and Pollution Research, 19(7), pp.2581-2594, 2012.7.
DOI 10.1007/s11356-012-0906-0
１６５． Potential use of shochu kasu to produce expolysaccharides from Lactobacillus sakei CY1 and their effect on soil aggregation: Emma Yuliani, Tsuyoshi Imai and Shintaro Tomita, KKU Research Journal, Vol.17, No.4, pp.580-592, 2012.12.
１６６． Preference Based Modeling of Rheotaxis of Ayu (Plecoglossus Altivelis Altivelis): Rina Febrina, Hiroyuki Noguchi, Masahiko Sekine, Ariyo Kanno, Tsuyoshi Imai, Takaya Higuchi, SCIS-ISIS 2012 : The 6th International Conference on Soft Computing and Intelligent Systems and The 13th International Symposium on Advanced Intelligent Systems, Kobe, Japan, Nov., 2012
１６７． A Characterization of Polyhydroxyalkanoates (PHA) produced by isolated Novosphingobium sp. THA_AIK7 using crude glycerol : Effect of initial pH and temperature: Jantima Teeka, Tsuyoshi Imai, Ariyo Kanno, Wei Jie, Alissara Reungsang, Emma Yuliani, Nathaporn Poomipuk, Anan Jeenanong, Xuehang Cheng, Takaya Higuchi, Koichi Yamamoto, and Masahiko Sekine, Fresenius Environmental Bulletin, Vol.21, No.8a, pp.2282-2288, 2012.
doi:10.3906/biy-1205-62
１６８． 希土類元素分析による干潟堆積泥の起源推定：関根雅彦，神野有生，天日美薫，山本浩一，今井剛，樋口隆哉，土木学会論文集G（環境），Vol.68，No.7，pp. III_499-III_505，2013.3
１６９． Modeling the groundwater fluctuation in Sphagnum mire in northern Hokkaido, Japan: G.E. Susilo, K. Yamamoto, T. Imai, M. Sekine, T. Inoue, R. Iqbal, Y. Yamamoto, Procedia Environmental Sciences, 13, 606-620, 2012.
DOI 10.1016/j.proenv.2012.01.052
１７０． Removal of hydrogen sulfide using palygorskite in a fixed bed adsorber: Higuchi, T., Zhang, Q., Sekine, M., Imai, T., Yamamoto, K., Water Science and Technology, 66(8), pp.1794-1798, 2012.10.
DOI 10.2166/wst.2012.392.
１７１． Simultaneous thermophilic hydrogen production and phenol removal from palm oil mill effluent by Thermoanaerobacterium-rich sludge: Mamimin, C., Thongdumyu, P., Hniman, A., Prasertsan, P., Imai, T., O-Thong, S., International Journal of Hydrogen Energy, 37(20), pp.15598-15606, 2012.10.
DOI 10.1016/j.ijhydene.2012.04.062
１７２． Modeling groundwater level fluctuation in the tropical peatland areas under the effect of El Nino: Gatot Eko Susilo, Koichi Yamamoto, Tsuyoshi Imai, Procedia Environmental Sciences, 17, 119-128, 2013.
１７３． Photodegradation performance of 1,1,1-trichloroethane in aqueous solution: In the presence and absence of persulfate: Gu, X., Lu, S., Qiu, Z., Sui, Q., Banks, C.J., Imai, T., Lin, K., Luo, Q., Chemical Engineering Journal, 215-216, pp.29-35, 2013.1.
DOI 10.1016/j.cej.2012.09.132
１７４． The potential use of Trichoderma viride strain FRP3 in bioremediation of glyphosate herbicide: Novi Arfarita, Tsuyoshi Imai, Ariyo Kanno, Tohru Yarimizu, Sun Xiaofeng, Wei JIE, Takaya Higuchi, Rinji Akada, Biotechnology and Biotechnology Equipment Journal, Vol.27, Issue.1, pp.3518-3521, 2013.2
DOI: 10.5504/bbeq.2012.0118
１７５． Inactivation of bacteriophages by high levels of dissolved CO2: X. Cheng, T. Imai, J. Teeka, M. Hirose, T. Higuchi, and M. Sekine, Environmental Technology, Vol.34, No.4, pp.539-544, 2013.2.
DOI 10.1080/09593330.2012.704403
１７６． The effect of ENSO on rainfall characteristics in the tropical peatland areas of Central Kalimantan, Indonesia: Gatot E. Susilo, Koichi Yamamoto, Tsuyoshi Imai, Yoshiyuki Ishii, Hiroshi Fukami and Masahiko Sekine, Hydrological Sciences Journal, 58(3), pp.539-548, 2013.3.
DOI:10.1080/02626667.2013.772298
１７７． Effect of different anaerobic- aerobic time on the biological phosphorus removal by a sequencing batch reactor using pressure pure oxygen: Jie Wei, Tsuyoshi Imai, Takaya Higuchi, Koichi Yamamoto and Masahiko Sekine, Journal of Water and Environment Technology, Vol.11, No.2, pp.91-100, 2013.4.
１７８． Adsorption of Phosphate by Calcinated Mg-Fe Layered Double Hydroxide: XiaoFeng SUN, Tsuyoshi IMAI, Masahiko SEKINE, Takaya HIGUCHI, Koichi YAMAMOTO, Kenji AKAGI, Journal of Water and Environment Technology, Voi.11, No.2, pp.111-120, 2013.4.
１７９． Performance of tiny microbubbles enhanced with “normal cyclone bubbles” in separation of fine oil-in-water emulsions: Tuan Van Le, Tsuyoshi Imai, Takaya Higuchi, Koichi Yamamoto, Masahiko Sekine, Ryosuke Doi, Huy Thanh Vo, Jie Wei, Chemical Engineering Science, Vol.94, pp.1-6, 2013.5.
doi/10.1016/j.ces.2013.02.044
１８０． Biopolymer generation from sweet sorghum juice (SSJ): Screening, isolation, identification and fermentative polyhydroxyalkanoates (PHAs) production by Bacillus aryabhattai: Varavut Tanamool, Tsuyoshi Imai, Paiboon Danvirutai and Pakawadee Kaewkannetra, TURKISH JOURNAL OF BIOLOGY, Vol.37, Issue.3, pp.259-264, 2013.6
１８１． An Alternative Approach to the Fermentation of Sweet Sorghum Juice into Biopolymer of Poly-β-hydroxyalkanoates (PHAs) by Newly Isolated, Bacillus aryabhattai PKV01: Varavut Tanamool, Tsuyoshi Imai, Paiboon Danvirutai, and Pakawadee Kaewkannetra, Biotechnology and Bioprocess Engineering, Vol.18, Issue.1, pp.65-74, 2013.6
DOI 10.1007/s12257-012-0315-8
１８２． The Effect of Canal Damming on the Surface Water Level Stability in the Tropical Peatland Area: Gatot Eko SUSILO, Koichi YAMAMOTO, Tsuyoshi IMAI, Takashi INOUE, Hidenori TAKAHASHI, Yoshiyuki ISHII, Hiroshi FUKAMI, Ken KOIZUMI and Kitso KUSIN, Journal of Water and Environment Technology, Vol.11, No.4, pp.263-274, 2013.8.
１８３． Comparison of disinfection effect of pressurized gases of CO2, N2O, and N2 on Escherichia coli: Huy Thanh Vo, Tsuyoshi Imai, Jantima Teeka, Masahiko Sekine, Ariyo Kanno, Tuan V Le, Takaya Higuchi, Kanthima Phummala, Koichi Yamamoto, Wat. Res., 47(13), 4286-4293, 2013.9.　
DOI 10.1016/j.watres.2013.04.053
１８４． 感潮域底泥と海域底泥の沈降速度分布の塩分依存性に関する研究：山本 浩一, 西村 翔太, 関根 雅彦, 今井 剛, 樋口 隆哉, 神野 有生, 濱田 孝治, 横山 勝英，土木学会論文集B3（海洋開発），Vol.69，No.2，pp. I_916-I_921，2013.9.
１８５． Impact of flood events on macrobenthic community structure on an intertidal flat developing in the Ohta River Estuary: Nishijima, W., Nakano, Y., Nakai, S., Okuda, T., Imai, T., Okada, M., Marine Pollution Bulletin, Vol.74, Issue.1, pp.364-373, 2013.9.
１８６． Disinfection using pressurized carbon dioxide microbubbles to inactivate Escherichia coli, bacteriophage MS2 and T4: Huy Thanh Vo, Tsuyoshi IMAI, Hidenori YAMAMOTO, Tuan Van LE, Takaya HIGUCHI, Ariyo KANNO, Koichi YAMAMOTO, Masahiko SEKINE, Journal of Water and Environment Technology, Vol.11, No.6, pp.497-505, 2013.12.
DOI:http://dx.doi.org/10.2965/jwet.2013.497
１８７． PERFORMANCE OF TINY MICROBUBBLES ENHANCED WITH NORMAL CYCLONE BUBBLES IN SEPARATION OF FINE OIL-IN-WATER EMULSIONS: Tsuyoshi Imai, Tuan Van Le, Takaya Higuchi, Ryosuke Doi, Huy Thanh Vo, International Conference on Environmental and Hazardous Substance Management (EHSM 2013), Bangkok, Thailand, CD-ROM, May 2013.
１８８． 発展途上国における養殖池等への液膜式酸素供給装置の適用に関する研究：岩佐浩道・今井剛・神野有生・樋口隆哉・山本浩一・関根雅彦，環境工学研究論文集，Vol.50，pp.III_55-III_64，2013.11.
１８９． GC/MS一斉分析データベースとメダカ仔魚濃縮毒性試験を用いた流域内の化学物質と毒性の挙動調査：吉村弥奈美・Riyanto Haribowo・山下ひろえ・関根雅彦・下濃義弘・神野有生・樋口隆哉・山本浩一・今井剛，環境工学研究論文集，Vol.50，pp.III_393-III_400，2013.11.
１９０． Effect of different carbon source on the biological phosphorus removal by a sequencing batch reactor using pressurized pure oxygen: Jie Wei, Tsuyoshi Imai, Takaya Higuchi, Koichi Yamamoto, Masahiko Sekine and Ariyo Kanno, Biotechnology & Biotechnological Equipment, Vol.28, Issue.2, 2014.7.
DOI:10.1080/13102818.2014.924200
１９１． Potential application of pressurized carbon dioxide for agricultural irrigation water disinfection: Huy Thanh Vo, Tsuyoshi Imai, Tuan Van Le, Kanthima Phummala, Takaya Higuchi, Ariyo Kanno, Koichi Yamamoto and Masahiko Sekine, KKU Research Journal, Vol.??, No.??, pp.???-???, 2014.??. Accepted
１９２． VO Thanh Huy, IMAI Tsuyoshi, HO Thanh Truc, SEKINE Masahiko, KANNO Ariyo, HIGUCHI Takaya, YAMAMOTO Koichi, YAMAMOTO Hidenori, Inactivation effect of pressurized carbon dioxide on bacteriophage Qβ and ΦX174 as a novel disinfectant for water treatment. Journal of Environmental Sciences, Vol.26, No.6, pp.1301-1306, 2014.6.
１９３． Delignification of disposable wooden chopsticks waste for fermentative hydrogen production by an enriched culture from a hot spring, Kanthima Phummala, Tsuyoshi Imai, Alissara Reungsang, Prapaipid Chairattanamanokorn, Masahiko Sekine, Takaya Higuchi, Koichi Yamamoto, Ariyo Kanno, Journal of Environmental Sciences, Vol. 26, Issue 6, pp.1361-1368, 2014.
１９４． Potential Use of Aspergillus flavus strain KRP1 in Biodegradation of mercury contaminant, Evi Kurniati, Novi Arfarita, Tsuyoshi Imai, Procedia of Environmental Science, Vol.20, pp.254-260, 2014.3.
１９５． Potential bioremediation of mercury contaminated substrate using filamentous fungi isolated from forest soil(201310203) Evi Kurniati, Tsuyoshi Imai, …, Journal of Environmental Sciences, Vol.26, No. 6, pp.1223-1231, 2014.6.
１９６． Macrobenthic succession and characteristics of a man-made intertidal sandflat constructed in the diversion channel of the Ohta River Estuary; Wataru Nishijima, Yoichi Nakano, Satoshi Nakai, Tetsuji Okuda, Tsuyoshi Imai, Mitsumasa Okada, Marine Pollution Bulletin, Vol.??, No.??, pp.???-???, 2014 (Accepted)
１９７． 発展途上国における養殖池等への液膜式酸素供給装置の適用に関する研究：岩佐浩道・今井剛・神野有生・樋口隆哉・山本浩一・関根雅彦，土木学会論文集G（環境），Vol.69，No.7，pp.III_55-III_63，2014.3.
１９８． GC/MS一斉分析データベースとメダカ仔魚濃縮毒性試験を用いた流域内の化学物質と毒性の挙動調査：吉村弥奈美・Riyanto Haribowo・山下ひろえ・関根雅彦・下濃義弘・神野有生・樋口隆哉・山本浩一・今井剛，土木学会論文集G（環境），Vol.69，No.7，pp.III_393-III_400，2014.3.
１９９． Application of tiny microbubbles ozonation enhanced by coarse bubbles on treatment of fine oil-in-water emulsions presented humic acid, Tuan Van Le, Tsuyoshi Imai, Daisuke Ayukawa, Hiroaki Fujinaga, Huy Thanh Vo, Takaya Higuchi, Thanh-Loc Thi Dang and Yatnanta Padma Devia, Advances in particle science and separation: from mm to nm scale and beyond, Sapporo, Japan, pp. 371-378, 2014.6.16-18.
２００． Removal of nutrients from secondary treated effluent using forward osmosis, Yatnanta Padma Devia, Tsuyoshi Imai, Takaya Higuchi, Masahiko Sekine, Koichi Yamamoto, Ariyo Kanno, Tuan Van Le, Advances in particle science and separation: from mm to nm scale and beyond, Sapporo, Japan, pp. 371-378, 2014.6.16-18.
２０１． Adsorption of phosphate using calcined Mg3?Fe layered double hydroxides in a fixed-bed column study, XiaoFeng Sun, Tsuyoshi Imai, Masahiko Sekine, Takaya Higuchi, Koichi Yamamoto, Ariyo Kanno, Shiori Nakazono, Journal of Industrial and Engineering Chemistry, 20(5), pp.3623-3630, 2014.9

解説・総説

• １． 排水の高温嫌気性処理：今井　剛，水環境学会誌，Vol.21，No.10，pp.640-643，1998.10．
  
• ２． オゾン生物ろ過法を用いた浴槽水の循環処理（文献抄録）：今井　剛・劉　軍・浮田正夫・関根雅彦・中西　弘，用水と廃水，Vol.41，No.1，pp.60-61，1999.1．
  
• ３． 高温嫌気性処理法の各種排水への適用と今後の課題について：今井　剛，月刊「水」，Vol.43-13，No.618，pp.18-25，2001.11．
  
• ４． 含水率の高い有機性廃棄物（余剰汚泥）の資源化処理に関する研究：今井　剛，山口大学環境保全，No. 18，pp.27-30，2002.12．
  
• ５． 廃ガラス及び貝殻を原料とした浄化担体による河川の直接浄化：今井　剛，センターニュース（山口大学地域共同研究開発センター），Vol.13，pp.25-26，2004.4
  
• ６． 山口大学工学部における紙ゴミ発生量の現状と問題点：今井　剛・浮田正夫，環境安全（東京大学），No.101，pp.34-35，2004.6.
  
• ７． 気体溶解を利用する環境改善?気体溶解と脱気の画期的技術?，羽田野袈裟義・馬駿・今井　剛・藤里哲彦，土木学会誌，Vol.90，No.11，pp.78-79，2006.11．
  
• ８． 可溶化技術を用いた汚泥処理に関する研究展望：今井剛・荒金光弘・樋口隆哉・関根雅彦・村上定瞭・竹内正美：廃棄物学会論文誌，Vol.19，No.1，pp.1-8，2008.1．
  

プロシーディングス

• １． 開発行為の河川生態系への影響評価を目的とした魚の行動の実験的定量化：関根雅彦・浮田正夫・今井　剛，Proc. International Conference on Ecological System Enhancement Technology for Aquatic Environments, 2, 435-440, 1995.10
  
• ２． Development of a numerical ecological model to estimate influences of development activity on aquatic ecosystems includeing fish: Masahiko Sekine, Tsuyoshi Imai, Masao Ukita, Proc. of International Congress on Modelling and Simulation, 3, 276-281, 1995
  
• ３． Advanced start up of UASB reactors by adding of water absorbing polymer: Tsuyoshi IMAI, Masao UKITA, Jun LIU, Masahiko SEKINE, Hiroshi NAKANISHI and Masayuki FUKAGAWA, Proc. 8th International Conf. on Anaerobic Digestion, Vol.1, pp.405-412, 1997.5.
  
• ４． Development of Ecosystem Models in the Seto Inland Sea for Fisheries Management: Masahiko Sekine, Masao Ukita, Tsuyoshi Imai, In-choel Lee, Hiroshi Nakanishi, Abstracts of Joint Conference of 7th Stockholm Water Symposium and 3rd International Conference on the Environmental Management of Enclosed Coastal Seas (EMECS), In With rivers to the sea - Interaction of Land Activities, Fresh Water and Enclosed Coastal Seas -, pp.120-122, 1997.8.
  
• ５． Promoting start up of UASB reactors by adding of water absorbing polymer: Tsuyoshi IMAI, Masayuki FUKAGAWA, Jun LIU, Masao UKITA, Masahiko SEKINE and Hiroshi NAKANISHI, 6th Korea/Japan Symposium on Water Environment, Vol.6, pp.149-160, 1997.10
  
• ６． Treatment characteristics of high strength fermentation wastewater consisting of high sulfate and ammonia by UAHB process: Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE, Hiroshi NAKANISHI and Masayuki FUKAGAWA, IAWQ 19th Biennial International Conference, Vancouver, Canada, Vol.4, pp.56-63, 1998.6．
  
• ７． Organochlorinated compounds concentration control in distribution systems: KANOH M., ZHU C, UKITA M, SEKINE T, IMAI T and KUROKI T, Proc 1st Int Spec Conf Water Qual Manag 1998, pp.573-576, 1998.
  
• ８． Fact-finding survey of actual garbage discharged from dormitory and its biological anaerobic - aerobic treatment: Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE, Masayuki FUKAGAWA and Hiroshi NAKANISHI, IAWQ 2nd International Symposium on Anaerobic Digestion of Solid Waste, Barcelona, Spain, Vol.1, pp.361-368, 1999.6.
  
• ９． Fermentation wastewater treatment by intermittent aeration with ORP control in a single UF membrane bioreactor: Tsuyoshi IMAI, S. G. Lu, Masao UKITA, Masahiko SEKINE, Masayuki FUKAGAWA and Hiroshi NAKANISHI, 7th IAWQ Asia-Pacific Regional Conference, Taipei, Taiwan, Vol.2, pp.1107-1112, 1999.10.
  
• １０． The performance of fermentation wastewater treatment in ultrafiltration membrane bioreactor by continuous and intermittent aeration process: S. G. Lu, Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE, Masayuki FUKAGAWA and Hiroshi NAKANISHI, 7th IAWQ Asia-Pacific Regional Conference, Taipei, Taiwan, Vol.2, pp.1095-1100, 1999.10.
  
• １１． A study on an improved circulation method in UASB reactor for high loading operation and effective use of its alkalinity: Tsuyoshi Imai, Masao Ukita, Masahiko Sekine, Takaya Higuchi and Masayuki Fukagawa, 9th world congress Anaerobic Digestion 2001, Antwerpen - Belgium, Part 1, pp.699-704, 2001.9.2-6.
  
• １２． Monitoring of shallow sea environment by using snapping shrimps: M. Watanabe, M. Sekine, E. Hamada, M. Ukita and T.Imai, Asian Waterqual 2001, First IWA Asia-Pacific Regional Conference, Fukuoka - Japan, Proceedings I, pp.133-138, 2001.9.12-15.
  
• １３． Modeling prediction of membrane bioreacter process with the concept of soluble microbial product: S. G. Lu, T. Imai, M. Ukita, M. Sekine and T. Higuchi, Asian Waterqual 2001, First IWA Asia-Pacific Regional Conference, Fukuoka - Japan, Proceedings I, pp.183-188, 2001.9.12-15.
  
• １４． Anaerobic and aerobic continuous digestion of raw garbage by a small - scale process: Y. Y. Liu, T. Imai, S. G. Lu, M. Ukita, M. Sekine, T. Higuchi and M. Fukagawa, Asian Waterqual 2001, First IWA Asia-Pacific Regional Conference, Fukuoka - Japan, Proceedings I, pp.525-530, 2001.9.12-15.
  
• １５． A study on solubilization of excess sludge by high speed rotary disk process: T. Imai, M. Fukagawa, M. Ukita, M. Sekine, T. Higuchi and T. Kawamura, Asian Waterqual 2001, First IWA Asia-Pacific Regional Conference, Fukuoka - Japan, Proceedings I, pp.931-936, 2001.9.12-15.
  
• １６． Development of a novel enhanced granulation method in UASB process: Tsuyoshi IMAI, International Symposium on Hydrogen and Methane Fermentation of Organic Waste, CREST, Tokyo-Japan, pp.69-72, 2002.3
  
• １７． Anaerobic treatment of evaporator condensate from a kraft pulp mill with thermophilic UASB reactor: Tsuyoshi IMAI, Wei-li Zhou, Masao UKITA, The Fourth Regional Symposium on Infrastructure Development in Civil Engineering (RSID4), Bangkok, Thailand, pp.991-996, 2003.4.
  
• １８． Advanced Treatment of Evaporator Condensate from A Kraft Pulp Mill with Thermophilic UASB Reactor, Tsuyoshi IMAI, Wei-li ZHOU, Masao UKITA, Masahiko SEKINE and Takaya HIGUCHI, AsianWaterqual’03, Bangkok, Thailand, 2Q1F18, 2003.10.
  
• １９． Kitchen Garbage Treatment by Anaerobic/Aeribic Process Combined with Disposer System, T. Imai, Y. Liu, M. Ukita, M. Sekine and T. Higuchi, The First Symposium on Southeast Asian Water Environment, Bangkok, Thailand, pp.374-381, 2003.10.
  
• ２０． Restoration technology for Water Environment ?Purification of Closed Water Body-: Tsuyoshi IMAI, Masao UKITA Masahiko SEKINE and Takaya HIGUCHI, Proceeding of The 3rd Civil Engineering Conference in the Asian, Seoul, Korea, pp.319-322, 2004.8.
  
• ２１． Restoration technology for purification of closed water body using high concentrated oxygen water: Tsuyoshi IMAI, Masao UKITA, Masahiko SEKINE and Takaya HIGUCHI, Proceedings of International Symposium on Lowland Technology, Bangkok, Thailand, pp.450-454, 2004.9.
  
• ２２． A study on compost stability assessment by secondary metabolites: Tsuyoshi Imai, H.F. Li, Masao Ukita, Masahiko SEKINE, and Takaya Higuchi, Proceedings of 4th IWA World Water Congress and Exhibition, Marrakech, Morocco, Ref. No. 116752, 2004.9.
  
• ２３． Household garbage treatment by anaerobic/aerobic process combined with disposer system: Tsuyoshi Imai, Y.Y. Liu, Masao Ukita, Masahiko SEKINE, and Takaya Higuchi, Proceedings of 4th IWA World Water Congress and Exhibition, Marrakech, Morocco, Ref. No. 116734, 2004.9.
  
• ２４． Effect of limited aeration on the anaerobic treatment of evaporator condensate from sulfite pulp mill: Weili Zhou, Tsuyoshi Imai, Dai Arai and Masao Ukita, Proceedings of 4th IWA World Water Congress and Exhibition, Marrakech, Morocco, Ref. No. 115546, 2004.9.
  
• ２５． Restoration technology for bottom sediment in closed water body by high concentrated oxygen water: Tsuyoshi IMAI, Masao UKITA, Masayuki FUKAGAWA and Tetsuhiko FUJISATO, Proceeding of 8th Seminar of JSPS-MOE Core University Program on Urban Environment, Shanghai, P. R. China, pp.7-10, 2004.10.
  
• ２６． Biohydrogen Production from Cassava Starch Manufacturing Wastewater: Alissara Reungsang, Suksaman Sangyoka, Tsuyoshi IMAI and Pawinee Chaiprasert, Proceeding of Sustainable Energy and Environment, JGSEE and Kyoto University Joint International Conference, Hua Hin, Thailand, Vol.1, pp.319-324, 2004.12.
  
• ２７． Effect of limited aeration on methane fermentation of evapolator condensate from sulfite pulp mill: Tsuyoshi Imai, Weili Zhou, Masao Ukita, Masahiko Sekine and Takaya Higuchi, Proceedings of The 1st International Conference on Fermentation Technology for Value Added Agricultural Products, Khon Kaen, Thailand, O-NF14, 2005.3.
  
• ２８． Factors affecting hydrogen production from cassava starch wastewater by mixed cultures of anaerobic seed sludge and photosynthetic bacteria: Suksaman Sangyoka, Alissara Reungsang and Tsuyoshi Imai, Proceedings of The 1st International Conference on Fermentation Technology for Value Added Agricultural Products, Khon Kaen, Thailand, O-NF45, 2005.3.
  
• ２９． The historical analysis for long term development of sewage and water supply system infrastructure in developing country: Tsuyoshi IMAI, Proceedings of RIHN International Symposium on Human Impacts on Urban Subsurface Environments, Kyoto, Japan, pp.106-109, 2005.10.
  
• ３０． Development of High Efficient Oxygen Supply Method by Using Contacting Water ? Liquid Film with Air: Tsuyoshi IMAI, Hua Zhu, Tetsuhiko Fujisato, Masayuki Fukagawa, Masao Ukita, Masahiko Sekine and Takaya Higuchi, The 14th Korea-Japan Symposium on Water Environment 2005, Masan, Korea, pp.80-92, 2005.9.
  
• ３１． Odor management in Japan ? A case study and recent improvement: T. Higuchi, M. Ukita, T.Imai and M.Sekine, Proceedings of WEF (Water Environment Federation) and A&WMA (Air & Waste Management Association) International Specialty Conference, Odor and Air Emissions 2006, pp.401-406, April, 2006.
  
• ３２． Improvement of oxygen transfer efficiency in aerated ponds using　liquid-film-assisted approach, Hua ZHU, Tsuyoshi IMAI, Kousuke TANI, Masao UKITA, Masahiko SEKINE, Takaya HIGUCHI and Zhenjia ZHANG, 7th IWA Conference on Waste Stabilization Ponds at AIT Conference Center, 25-27 September 2006.
  
• ３３． Effectiveness of yeast fermentation wastewater as liquid fertilizer to paddy field: T. Imai, W. Nagao, M. Ukita, T. Higuchi and M. Sekine, The 2nd International Conference on Fermentation Technology for Value Added Agricultural Products, Khon Kaen, Thailand, JSPS-Imai, 2007.5.
  
• ３４． Simultaneous removal of the desired organics and ammonia by pressurized oxygen sequencing batch reactor: Hua ZHU, Tsuyoshi IMAI, Satoshi TERAOKA, Zhenjia ZHANG, Masao UKITA, Masahiko SEKINE, and Takaya HIGUCHI, The 14th Seminar of JSPS-MOE Core University Program on Urban Environment, Kyoto, Japan, pp.17-27, 2007.9.
  
• ３５． Comparative decolorizing efficiency of textile dye decolorization by mesophilic and thermophilic anaerobic treatments: A. Boonyakamol, T. Imai, P. Chairattanamanokorn, M. Ukita, T. Higuchi and M. Sekine, The 16th Korea-Japan Symposium on Water Environment 2007, Busan, Korea, pp.76-85, 2007.10.
  
• ３６． Acceleration on Decolorization of Synthetic Dye Wastewater by Anaerobic Treatment: T. Imai, A. Boonyakamol, P. Chairattanamanokorn, T. Higuchi and M. Sekine, Proceeding of the 5th International Workshop on Innovative Anaerobic Technology, pp.18-23, 2008.4.3.
  
• ３７． 下水処理場における曝気槽水面の気液接触効率改善による酸素供給に要する省エネルギー化，今井　剛・関根雅彦・樋口隆哉，第22回環境工学連合講演会講演論文集，pp.155-162，2008.4.14-15．(招待講演)
  

査読なし学術論文

• １． オゾン生物ろ過法を用いた浴槽水の循環処理：今井　剛・劉　軍・浮田正夫・関根雅彦・中西　弘，水処理技術，Vol.39，No.3，pp.107-112，1998.3．
  
• ２． 膜分離装置に回転平膜を用いた高濃度活性汚泥法の合併処理浄化槽への適用：今井　剛・浮田正夫・中西　弘，月刊生活排水，Vol.18，No.204，pp.17-31，1998.6．
  
• ３． 改良型回転円板法による一般下水の高度処理：今井　剛・浮田正夫・関根雅彦・深川勝之・中西　弘，水処理技術，Vol.39，No.8，pp.375-388，1998.8．
  
• ４． 改良型網状回転円板法による低温期における有機物・窒素の同時除去：今井　剛・浮田正夫・関根雅彦・深川勝之・中西　弘，水処理技術，Vol.39，No.9，pp.429-437，1998.9．
  
• ５． 球状浄化担体を用いた河川の直接浄化法に関する研究：今井　剛・浮田正夫・関根雅彦・樋口隆哉・深川勝之，水処理技術，Vol.42，No.9，pp.413-417，2001.9．
  
• ６． 含水率の高い有機性廃棄物（余剰汚泥）の可溶化に関する実験的研究：今井　剛・深川勝之・浮田正夫・関根雅彦・樋口隆哉，水処理技術，Vol.45，pp.55-63，2004.2．
  
• ７． 有機性廃棄物のコンポスト化に及ぼす送気量の影響と新たな腐熟度評価指標としての臭気の適用性：今井　剛、月刊「水」、Vol.46，No.15，pp.18-27，2004.12
  
• ８． 高速回転ディスクを用いた余剰汚泥の可溶化に関する実験的研究：今井　剛・深川勝之・浮田正夫・関根雅彦・樋口隆哉，水処理技術，Vol.46，No.9，pp.401-410，2005.9
  
• ９． 石炭灰利用再生プラスチック樹脂からの重金属の溶出に関する研究：今井　剛，月刊「水」，Vol.47-15，No.680，pp.14-26，2005.12
  
• １０． 河川流域における土壌流出特性及びそれが河口干潟の環境に及ぼす影響：今井　剛・浮田正夫・関根雅彦・樋口隆哉，月刊「水」，Vol.48-7，No688，pp.20-29，2006.6
  
• １１． 馬鈴薯デンプン廃水を対象とした熱変性による前処理およびUASB法によるメタン回収に関する研究：今井　剛・樋口隆哉・関根雅彦・浮田正夫，月刊「水」，Vol.49-8，No.703，pp.14-26，2007.6
  

電子ジャーナル

• １． A STUDY ON SOLUBILIZATION OF EXCESS SLUDGE BY HIGH SPEED ROTARY DISK PROCESS: T. Imai, M. Fukagawa, M. Ukita, M. Sekine, T. Higuchi and T. Kawamura,?Journal of Water and Environment Technology,?Vol.?1,?No.?1,?pp.79-84, 2003.4.
  
• ２． Improvement of water quality by removal of suspended solids and high-speed biological filtration in closed water body: Masayuki FUKAGAWA, Tsuyoshi IMAI, Takashi TANAKA and Tetsuhiko FUJISATO, Journal of Water and Environment Technology, Vol.1, No.2, pp.233-238, 2003.9.
  
• ３． Novel restoration technology for purification of water quality in closed water body by highly concentrated oxygen water: Tsuyoshi IMAI, Masao UKITA, Masayuki FUKAGAWA, Masahiko SEKINE and Takaya HIGUCHI, Journal of Water and Environment Technology, Vol.2, No.2, pp.45-48, 2004.5.
  
• ４． Resource Recovery from Excess Sludge by Subcritical Water Process with Magnesium Ammonium Phosphate Process: Mitsuhiro Arakane, Tsuyoshi Imai, Sadaaki Murakami, Masami Takeuchi, Masao Ukita, Masahiko Sekine and Takaya Higuchi, Journal of Water and Environment Technology,?Vol.?3,?No.?1,?pp.119-124,2006.2
  
• ５． Development of High Efficient Oxygen Supply Method by Using Contacting Water-Liquid film with Air: Hua ZHU, Tsuyoshi IMAI, Kousuke TANI, Masao UKITA, Masahiko SEKINE, Takaya HIGUCHI and Zhenjia ZHANG, Journal of Water and Environment Technology, Vol.5, No.2, pp.57-69, 2007.
  
• ６． Comparative decolorizing efficiency of textile dye by mesophilic and thermophilic anaerobic treatments: A. Boonyakamol, T. Imai, P. Chairattanamanokorn, R. Watanapokasin, T.　Higuchi and M. Sekine, Journal of Water and Environment Technology, Vol.6, No.1, pp.9-18, 2008.9.