Prospects for a self-sustainable sewage treatment system: a case study on full-scale UASB system in India's Yamuna River Basin N Sato, T Okubo, T Onodera, A Ohashi, H Harada Journal of environmental management 80 (3), 198-207, 2006 | 149 | 2006 |
Economic evaluation of sewage treatment processes in India N Sato, T Okubo, T Onodera, LK Agrawal, A Ohashi, H Harada Journal of environmental management 84 (4), 447-460, 2007 | 91 | 2007 |
Characterization of the retained sludge in a down-flow hanging sponge (DHS) reactor with emphasis on its low excess sludge production T Onodera, K Matsunaga, K Kubota, R Taniguchi, H Harada, K Syutsubo, ... Bioresource Technology 136, 169-175, 2013 | 67 | 2013 |
On-site evaluation of the performance of a full-scale down-flow hanging sponge reactor as a post-treatment process of an up-flow anaerobic sludge blanket reactor for treating … T Okubo, T Onodera, S Uemura, T Yamaguchi, A Ohashi, H Harada Bioresource Technology 194, 156-164, 2015 | 55 | 2015 |
Development of a new non-aeration-based sewage treatment technology: performance evaluation of a full-scale down-flow hanging sponge reactor employing third-generation sponge … T Okubo, K Kubota, T Yamaguchi, S Uemura, H Harada Water research 102, 138-146, 2016 | 53 | 2016 |
Characterization of downflow hanging sponge reactors with regard to structure, process function, and microbial community compositions M Hatamoto, T Okubo, K Kubota, T Yamaguchi Applied microbiology and biotechnology 102 (24), 10345-10352, 2018 | 42 | 2018 |
Long-term performance evaluation of down-flow hanging sponge reactor regarding nitrification in a full-scale experiment in India T Onodera, T Okubo, S Uemura, T Yamaguchi, A Ohashi, H Harada Bioresource technology 204, 177-184, 2016 | 41 | 2016 |
Microfluidic PCR amplification and MiSeq amplicon sequencing techniques for high-throughput detection and genotyping of human pathogenic RNA viruses in human feces, sewage, and … M Oshiki, T Miura, S Kazama, T Segawa, S Ishii, M Hatamoto, ... Frontiers in microbiology 9, 830, 2018 | 34 | 2018 |
Removal of human pathogenic viruses in a down-flow hanging sponge (DHS) reactor treating municipal wastewater and health risks associated with utilization of the effluent for … N Kobayashi, M Oshiki, T Ito, T Segawa, M Hatamoto, T Kato, ... Water research 110, 389-398, 2017 | 33 | 2017 |
Evaluation of water distribution and oxygen mass transfer in sponge support media for a down-flow hanging sponge reactor S Uemura, T Okubo, K Maeno, M Takahashi, K Kubota, H Harada INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH (IJER) 10 (2), 265-272, 2016 | 33 | 2016 |
Future perspectives of energy saving down-flow hanging sponge (DHS) technology for wastewater valorization—a review VK Tyagi, M Ali, A Tawfik, N Maharjan, AA Kazmi, T Okubo, H Harada Reviews in Environmental Science and Bio/Technology 20, 389-418, 2021 | 18 | 2021 |
Enhancement of denitrification in a down-flow hanging sponge reactor by effluent recirculation N Ikeda, T Natori, T Okubo, A Sugo, M Aoki, M Kimura, T Yamaguchi, ... Water science and technology 68 (3), 591-598, 2013 | 17 | 2013 |
Assessment of UASB–DHS technology for sewage treatment: a comparative study from a sustainability perspective N Maharjan, N Nomoto, T Tagawa, T Okubo, S Uemura, N Khalil, ... Environmental technology, 2018 | 15 | 2018 |
Defining microbial community composition and seasonal variation in a sewage treatment plant in India using a down-flow hanging sponge reactor N Nomoto, M Hatamoto, Y Hirakata, M Ali, K Jayaswal, A Iguchi, T Okubo, ... Applied microbiology and biotechnology 102 (10), 4381-4392, 2018 | 14 | 2018 |
Health impact of agricultural drainage water for farmers in the West Nile Delta T Okubo, A Iguchi, S Tanaka, S Uchida, T Tagawa, M Oshiki, N Araki, ... International Journal of Environmental Research 13 (2), 319-325, 2019 | 12 | 2019 |
Characteristics of DO, organic matter, and ammonium profile for practical-scale DHS reactor under various organic load and temperature conditions N Nomoto, M Ali, K Jayaswal, A Iguchi, M Hatamoto, T Okubo, ... Environmental technology 39 (7), 907-916, 2018 | 10 | 2018 |
Characterization of sludge properties for sewage treatment in a practical-scale down-flow hanging sponge reactor: Oxygen consumption and removal of organic matter, ammonium … N Nomoto, M Hatamoto, M Ali, K Jayaswal, A Iguchi, T Okubo, ... Water Science and Technology 77 (3), 608-616, 2018 | 8 | 2018 |
Treatment performance of practical-scale down-flow hanging sponge reactor using sixth-generation hard sponge media T Okubo, A Iguchi, M Takahashi, K Kubota, S Uemura, H Harada Desalin Water Treat 91, 48-54, 2017 | 5 | 2017 |
The effect of salinity on nitrite accumulation in a down‐flow hanging sponge reactor T Natori, Y Takemura, H Harada, K Abe, A Ohashi, M Kimura, ... Journal of Chemical Technology & Biotechnology 87 (10), 1466-1472, 2012 | 5 | 2012 |
Evaluation of microbial community succession and trophic transfer using microscopic, molecular and stable isotope ratio analysis in a sponge-based sewage treatment system T Onodera, Y Takemura, K Kubota, R Kato, T Okubo, G Kanaya, ... Biochemical Engineering Journal 171, 108002, 2021 | 4 | 2021 |