Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Yuji Okayasu"'
Publikováno v:
BioResources, Vol 18, Iss 3, Pp 5057-5072 (2023)
In order to use plant biomass as biochar for storing carbon in soils, the relationship between the chemical composition of plants and biochar yield obtained by thermogravimetric (TG) analysis was studied. The extractive content of herbaceous plants s
Externí odkaz:
https://doaj.org/article/5d10148211404b4c90830ef20ce17f93
Autor:
Kouhei Nanjo, Mizuhiko Minamiyama, Ryuji Uematsu, Yukiyo Yamasaki, Yuji Okayasu, Yugo Takabe, Toshiya Komatsu, Shuji Himeno
Publikováno v:
Biomass and Bioenergy. 106:191-198
Utilising CO2 from biogas as a carbon source can introduce energy production systems incorporating microalgae cultivation into wastewater treatment plants (WWTPs). In this study, the effects of utilising membrane-separated CO2 (MSC; CO2 content: 983
Autor:
Yukiyo Yamasaki, Ryuji Uematsu, Shuji Himeno, Mizuhiko Minamiyama, Yuji Okayasu, Toshiya Komatsu, Yugo Takabe
Publikováno v:
Journal of Water and Environment Technology. 15:43-54
Publikováno v:
The Science of the total environment. 706
Phosphorus is a non-replaceable and limited resource, whose future drought is a matter of concern. Its recovery from wastewater has gained attention as a method of making the recovered phosphorus available for beneficial use. This study applied elect
Autor:
Yuji Okayasu, Koya Komori, Norihide Nakada, Yutaka Suzuki, Kiyoshi Miyajima, Makoto Yasojima, Hiroaki Tanaka
Publikováno v:
Proceedings of the Water Environment Federation. 2005:298-304
Publikováno v:
Journal of Japan Society on Water Environment. 28:671-676
In this paper, we describe the issues regarding nonylpheol formation in the activated sludge process. In this research, a lad-scale experiment simulating a conventional activated sludge process was conducted for 160 days where hydraulic retention tim
Publikováno v:
Proceedings of the Water Environment Federation. 2005:291-297
Autor:
Hiroaki Tanaka, Jun Tsumori, M. Sasaki, Yuji Okayasu, Koya Komori, J. Wada, C. Sato, Li Jie, K. Mibu
Publikováno v:
Water Science and Technology. 50:173-179
To determine the distribution of endocrine disruptors (EDs) in lake water and sediments, field investigation was conducted in Lake Teganuma, which is a shallow eutrophic lake, highly affected by human activities. Concentration profiles with sediment
Publikováno v:
Water Science and Technology. 45:271-278
Toxic substances may be included in wastewater influent and can damage biological processing of wastewater treatment, therefore continuous toxic-monitoring of wastewater influent is needed. This paper describes the potential toxic-monitoring applicat
Publikováno v:
Water science and technology : a journal of the International Association on Water Pollution Research. 61(7)
The behavior of antibacterial triclosan, insect-repellent diethyltoluamide (DEET), anticonvulsant carbamazepine, and antipruritic crotamiton was investigated at two sewage treatment plants (STPs) to clarify their complete mass balance. Twenty-four-ho