Zobrazeno 1 - 10
of 36
pro vyhledávání: '"Gebisa Bekele"'
Autor:
Fikadu Takele Geldasa, Mesfin Abayneh Kebede, Megersa Wodajo Shura, Gebisa Bekele Feyisa, Newayemedhin A Tegegne, Fekadu Gashaw Hone
Publikováno v:
Materials Research Express, Vol 11, Iss 4, p 045004 (2024)
The current work focuses on the fabrication of pristine and metals (Co, Cu, Ni, Li, and Sn) doped β -PbO phase nanoparticles by cost-effective precipitation method. The properties of the produced nanoparticles were investigated using a variety of ch
Externí odkaz:
https://doaj.org/article/7e1fd1e591044c4a8a95d8bed2fabab3
Autor:
Setegn Geta Aragaw, Gebisa Bekele Feysia, Noto Susanto Gultom, Dong-Hau Kuo, Hairus Abdullah, Xiaoyun Chen, Osman Ahmed Zelekew
Publikováno v:
Applied Water Science, Vol 12, Iss 6, Pp 1-12 (2022)
Abstract Water pollution as a result of releasing organic and inorganic pollutants is the main concern and health risk factor for human beings. To minimize the effect of toxicity from pollutants, enormous method has been applied. In this report, the
Externí odkaz:
https://doaj.org/article/95818fca7451420aa2176798f7159870
Autor:
Temesgen Debelo Desissa, Matusal Meja, Dinsefa Andoshe, Femi Olu, Fekadu Gochole, Gebisa Bekele, Osman Ahmed Zelekew, Tatek Temesgen, Belay Brehane, Kumsa D. Kuffi, Tadele Hunde
Publikováno v:
SN Applied Sciences, Vol 3, Iss 8, Pp 1-10 (2021)
Abstract High-temperature structural ceramic materials require stability in terms of thermal and mechanical properties. High entropy oxides (HEOs) are among the emerging novel family of advanced ceramic materials with peculiar functional properties.
Externí odkaz:
https://doaj.org/article/924007eff76e4644848488ac0b537b85
Publikováno v:
International Journal of Chemical Engineering, Vol 2022 (2022)
Organic dyes discharged from industries have significant effect on ecosystem and health of human being because of their toxicity and appearing colour in the wastewater. Absorption method is a more preferable method than other wastewater treatment met
Externí odkaz:
https://doaj.org/article/6422b60c0016421c89c260682d26a92e
Publikováno v:
Ethiopian Journal of Science and Sustainable Development, Vol 8, Iss 1 (2020)
Nano-scaled Zinc oxide and Copper oxide semiconductors have been widely used as antibacterial agents because of low cost and non-toxicity, but high agglomeration and high electron-holes recombination rates hinder their performances. In this work, we
Externí odkaz:
https://doaj.org/article/c40a5eb30b684fbaad6f2337c146465e
Autor:
Osman Ahmed Zelekew, Setegn Geta Aragaw, Fedlu Kedir Sabir, Dinsefa Mensur Andoshe, Alemayehu Dubale Duma, Dong-Hau Kuo, Xiaoyun Chen, Temesgen D. Desissa, Belay Berehane Tesfamariam, Gebisa Bekele Feyisa, Hairus Abdullah, Eneyew Tilahun Bekele, Fekadu Gochole Aga
Publikováno v:
Materials Research Express, Vol 8, Iss 2, p 025010 (2021)
Nowadays, water pollution is a major concern to the globe. For this reason, various research works has been done to access pure water thereby minimizing the effect of pollutants. In this work, the cobalt doped ZnO (Co-doped ZnO) via the accumulation
Externí odkaz:
https://doaj.org/article/2eaccee61e0143ac9c42eafc9933b63f
Akademický článek
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Akademický článek
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Autor:
Asefa, Misikir Tamiru1 (AUTHOR), Feyisa, Gebisa Bekele1 (AUTHOR)
Publikováno v:
International Journal of Chemical Engineering (1687806X). 2/12/2022, p1-12. 12p.
Publikováno v:
Journal of Nanomaterials. 2022:1-20
Improper management of discharged waste material such as toxic organic dyes from industries causes severe health and economic problems because contaminated water with organic dyes is harmful to human being and aquatic ecosystems. The photocatalyst is